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STONE CREEK TRAIL WESTSTONE CREEK TRAIL WESTSTONE CREEK CT.PALO VERDE PLACEAVENUE 58OLD RANCH TRAIL SOUTHCORAL MOUNTAIN COURTRETENTIONBASINQ-100 WATERSURFACEELEV. 460.2'460'RETENTIONBASINQ-100 WATERSURFACEELEV. 460.2'460'460'RETENTION BASINQ-100 WATER SURFACE ELEV. 458.9RET.BASINEXISTINGDRYWELLEXISTING STORMDRAIN INLETEMERGENCY ACCESS ROAD1234567810111213141516171819202122232425262728293031323334353637384042434445464748495051525354555657585960616264676869707172737475769EX. HOUSEOLD RANCH TRAIL NORTHSTONE CREEK TRAIL EASTEX. STORM DRAININLETS (TYP.)66EX. HOUSE39EX. HOUSE63EX. HOUSE65EX. HOUSEEX. STORM DRAININLETS (TYP.)EX. DRYWELL (TYP.)EX. DRYWELL (TYP.)FHFHFHFHFHFHFHFHFHFHFHFHFHFHFHFHEX. STORMDRAININLETS (TYP.)EX. DRYWELL(TYP.)STAGING AREACONSTRUCTIONSTABILIZEDTEMPORARYPARKING / SALES TRAILER41VACANT LOT(NOT OWNED BY TOLL ORPART OF THE PROJECT)*PROP. STABILIZEDCONSTRUCTIONENTRANCE / EXIT1FHCITY LIMITSN.T.S.VICINITY MAP60TH AVENUE58TH AVENUEAIRPORT BOULEVARD54TH AVENUE52ND AVENUEJACKSON STREETMONROE STREETMADISON STREETJEFFERSON STREETPROJECTLOCATIONIN THE CITY OF LA QUINTA, COUNTY OF RIVERSIDE, STATE OF CALIFORNIATRACT MAP NO. 30834 - STONE CREEK RANCHLOCATED IN A PORTION OF THE SOUTHEAST 1/4 OF SECTION 21, TOWNSHIP 6 SOUTH, RANGE 7 EAST, SAN BERNARDINO MERIDIANAUGUST 2021PREPARED FOR:TOLL LAND XII LIMITED PARTNERSHIP725 WEST TOWN AND COUNTRY ROAD, SUITE 200ORANGE, CA 92868EROSION CONTROL/STORM WATER POLLUTION PREVENTION PLANDATESHEETOFSTORM WATER POLLUTION PREVENTION PLAN (SWPPP)TRACT MAP NO. 30834 - STONE CREEK RANCHLOCATED IN A PORTION OF THE SE 1/4 OF SECTION 21 TOWNSHIP 6 SOUTH, RANGE 7 EAST, S.B.MCITY OF LA QUINTA, CALIFORNIALOCATIONMSA CONSULTING, INC.34200 Bob Hope Drive, Rancho Mirage, CA 92270760.320.9811 msaconsultinginc.com3SHEETSAPPROVEDREVISIONSNO.BENCHMARKELEV.JHCDESIGNED BYPREPARED UNDER THE DIRECT SUPERVISION OFDRAWN BYCHECKED BYDGJHCEROSION CONTROL AND LEGENDLIMITS OF DISTURBANCESWPPP INTRODUCTIONTHIS SWPPP IS DEVELOPED FOR A PROJECT WITH COVERAGE UNDER THE STATE WATER RESOURCES CONTROL BOARD (SWRCB) ORDER NO.2009-0009-DWQ (GENERAL PERMIT NO. CAS000002) AS AMENDED BY 2010-0014-DWQ (CGP) ON THE BASIS OF A RISK LEVEL 1DETERMINATION. THE POST-CONSTRUCTION STANDARDS AND REQUIREMENTS ARE COVERED UNDER THE WHITEWATER RIVER REGION WATERQUALITY MANAGEMENT PLAN FOR URBAN RUNOFF, PURSUANT TO THE COLORADO RIVER BASIN REGION MUNICIPAL SEPARATE STORM SEWERSYSTEM (MS4) PERMIT.REFER TO THE FOLLOWING LINKS TO REVIEW THE GOVERNING PERMIT DOCUMENTATION IN ITS ENTIRETY:xCALIFORNIA STATE WATER RESOURCES CONTROL BOARD - 2009-0009-DWQ CONSTRUCTION GENERAL PERMIT:(HTTP://WWW.WATERBOARDS.CA.GOV/WATER_ISSUES/PROGRAMS/STORMWATER/CONSTPERMITS.SHTML)xWHITEWATER RIVER REGION WATER QUALITY MANAGEMENT PLAN:(HTTP://RCFLOOD.ORG/NPDES_TEST/WHITEWATERWS.ASPX)xSTORM WATER MULTIPLE APPLICATION AND REPORT TRACKING SYSTEM (SMARTS):(HTTPS://SMARTS.WATERBOARDS.CA.GOV/SMARTS/FACES/SWSMARTSLOGIN.JSP)THE LRP SHALL ENSURE THAT THIS SWPPP IS DEVELOPED AND AMENDED OR REVISED BY A QSD. THIS SWPPP IS DESIGNED TO ADDRESS THEFOLLOWING OBJECTIVES:1. ALL POLLUTANTS AND THEIR SOURCES, INCLUDING SOURCES OF SEDIMENT ASSOCIATED WITH CONSTRUCTION, CONSTRUCTION SITEEROSION AND ALL OTHER ACTIVITIES ASSOCIATED WITH CONSTRUCTION ACTIVITY ARE CONTROLLED;2. WHERE NOT OTHERWISE REQUIRED TO BE UNDER A REGIONAL WATER BOARD PERMIT, ALL NON-STORM WATER DISCHARGES AREIDENTIFIED AND EITHER ELIMINATED, CONTROLLED OR TREATED;3. SITE BMPs ARE EFFECTIVE AND RESULT IN THE REDUCTION OR ELIMINATION OF POLLUTANTS IN STORM WATER DISCHARGES ANDAUTHORIZED NON-STORM WATER DISCHARGES FROM CONSTRUCTION ACTIVITY TO THE BAT/BCT STANDARD;4. CALCULATIONS AND DESIGN DETAILS AS WELL AS BMP CONTROLS FOR SITE RUN-ON ARE COMPLETE AND CORRECT;5. STABILIZATION BMPs INSTALLED TO REDUCE OR ELIMINATE POLLUTANTS AFTER CONSTRUCTION IS COMPLETED.THE LRP IS REQUIRED TO MAINTAIN A PAPER OR ELECTRONIC COPY OF ALL REQUIRED RECORDS FOR THREE YEARS FROM THE DATEGENERATED OR DATE SUBMITTED, WHICHEVER IS LAST. THESE RECORDS MUST BE MADE AVAILABLE AT THE CONSTRUCTION SITE DURINGWORKING HOURS AND SHALL BE MADE AVAILABLE UPON REQUEST BY A STATE OR MUNICIPAL INSPECTOR UNTIL CONSTRUCTION ISCOMPLETED.ALL INSPECTION, MAINTENANCE, REPAIR AND GENERAL IMPLEMENTATION ACTIVITIES OF THIS STORM WATER POLLUTION PREVENTION PLAN(SWPPP) SHALL BE PERFORMED OR SUPERVISED BY A QUALIFIED SWPPP PRACTITIONER (QSP) REPRESENTING THE DISCHARGER.THE QUALIFIED SWPPP PRACTITIONER MAY DELEGATE ANY OR ALL OF THESE ACTIVITIES TO AN EMPLOYEE PROPERLY TRAINED TO PERFORM THEENCLOSED TASKS, BUT SHALL PROVIDED SUFFICIENT DOCUMENTATION OF TRAINING AND ENSURE ADEQUATE DEPLOYMENT.REPORTABLE DISCHARGES OR OTHER VIOLATIONS OF THE GENERAL PERMIT SHALL BE PROPERLY DOCUMENTED.AN ANNUAL REPORT SHALL BE PREPARED, CERTIFIED AND ELECTRONICALLY SUBMITTED IN ACCORDANCE WITH THE REPORTINGREQUIREMENTS NO LATER THAN SEPTEMBER 1 OF EACH YEAR.THE SWPPP SHALL BE AMENDED OR MODIFIED BY A QUALIFIED SWPPP DEVELOPER (QSD) TO REFLECT ANY CHANGES IN CONSTRUCTION OROPERATIONS WHICH MAY AFFECT THE DISCHARGE OF POLLUTANTS FROM THE CONSTRUCTION SITE TO SURFACE WATERS, GROUNDWATER(S),OR A MINICIPAL STORM SEWER SYSTEM (MS4). REFER TO THE SWPPP AMENDMENT LOG ON SHEET 4.CHANGES TO PERMIT COVERAGE SHALL BE PROPERLY DOCUMENTED AND FILED WHEN A PORTION OF THE PROJECT IS COMPLETE AND/ORCONDITIONS FOR TERMINATION COVERAGE HAVE BEEN MET; WHEN OWNERSHIP OF A PORTION OF THE PROJECT IS SOLD TO A DIFFERENTENTITY; OR WHEN NEW ACREAGE IS ADDED TO THE PROJECT.TERMINATION OF COVERAGE UNDER THE GENERAL PERMIT SHALL BE ATTAINED THROUGH A NOTICE OF TERMINATION (NOT) SUBMITTEDELECTRNICALLY VIA SMARTS.THIS SWPPP HAS BEEN PREPARED ASSUMING THE PROJECT QSP'S UNDERSTANDING OF THE APPLICABLE CONSTRUCTION GENERAL PERMITREGULATIONS. ANY INSTRUCTIONS, MEASURES OR REFERENCES FOUND IN THIS DOCUMENT THAT ARE NOT SUFFICIENTLY SELF-EXPLANATORY TOTHE PROJECT'S QSP SHALL BE CLARIFIED WITH THE QSD ON RECORD TO ENSURE A TIMELY AND PROPER IMPLEMENTATION. IT IS THE QSP'SRESPONSIBILITY TO ENSURE ADEQUATE DEPLOYMENT OF THIS SWPPP.PERMIT REGISTRATION DOCUMENTS (PRDs)THE FOLLOWING ITEMS WERE ELECTRONICALLY FILED TO OBTAIN COVERAGE UNDER THE GENERAL PERMIT:1. NOTICE OF INTENT2. RISK ASSESSMENT3. SITE PLAN4. STORM WATER POLLUTION PREVENTION PLAN5. FEE STATEMENT6. SUPPORTING INFORMATION AND DOCUMENTATIONREFER TO THE STORM WATER MULTIPLE APPLICATION AND REPORT TRACKING SYSTEM (SMARTS) TO ACCESS COPIES OF THESE DOCUMENTS.NOTEWRITTEN AND NOTARIZED PERMISSION MAY BE NECESSARY FROM ANY ADJACENT LAND OWNERS WHOSE PROPERTY WILL BE USED IN ANYMANNER FOR CONSTRUCTION, STAGING, ACCESS, ETC. PRIOR TO SUCH USAGE.WDID: 7 33C394319WATER RISK DETERMINATIONDOES THIS PROJECT DISCHARGE TO A WATER BODY LISTED AS IMPAIRED DUE TOSEDIMENTATION PURSUANT TO SECTION 303(D) OF THE CLEAN WATER ACT? NO DOES THE SITE DRAIN INTO A WATER BODY WITH A SEDIMENT/SILTATION OR TURBIDITY TMDL? NODOES THE DISTURBED AREA DISCHARGE TO A WATER BODY WITH DESIGNATED BENEFICIAL USESOF SPAWN & COLD & MIGRATORY? NOR FACTOR VALUE:43.89K FACTOR VALUE: 0.37LS FACTOR VALUE: 0.74WATERSHED EROSION ESTIMATE:12.0170PROJECT SUMMARYTHIS SWPPP APPLIES TO A 70 PREVIOUSLY GRADED RESIDENTIAL LOTS WITH A TOTAL AREA OF18.28 ACRES LOCATED WITHIN THE EXISTING STONE CREEK RANCH RESIDENTIAL COMMUNITY.EXISTING IMPROVEMENTS WITHIN THE RESIDENTIAL COMMUNITY INCLUDE UTILITIES, STORM DRAINSYSTEM WITH RETENTION BASINS, PAVED STREETS, PERIMETER WALLS, AND COMMON AREALANDSCAPING. FIVE HOMES ARE COMPLETELY CONSTRUCTED AND PRIVATELY OWNED. ONELOT REMAINS UNDEVELOPED BUT IS SEPARATELY OWNED. THE EXISTING STREETS, STORM DRAINSYSTEM, ON-SITE RETENTION BASINS, AND LOTS NOT OWNED BY THE LRP ARE NOT PART OF THEPROJECT. THE PROJECT LOCATION IS NORTH OF AVENUE 58 IN THE CITY OF LA QUINTA, WITHINTHE WHITEWATER RIVER WATERSHED MS4. THE NEAREST DOWNSTREAM RECEIVING WATER ISWHITEWATER RIVER, LOCATED 7.5 MILES TO THE EAST.STONE CREEK RANCH (TRACT 30834)PROJECT NAMEPROJECT LOCATIONCITYCOUNTYSTONE CREEK WAY AT AVENUE 58LA QUINTACOUNTY OF RIVERSIDEREGIONREGION 7 - COLORADO RIVER BASINLATITUDE/LONGITUDE33.62790 NORTH, -116.26330 WESTEXISTING LAND USEGRADED UNDER PRIOR APPROVALSPROPOSED LAND USERESIDENTIALAREA OF DISTURBANCE18.28 ACRESEXISTING SITE IMPERVIOUS AREAAPPROX. 5%EXISTING SITE PERVIOUS AREAAPPROX. 95%PROP. SITE IMPERVIOUS AREAAPPROX. 60 %PROP. SITE PERVIOUS AREAAPPROX. 40 %ESTIMATED PROJECT START DATE:JULY 2021ESTIMATED PROJECT COMPLETION DATE:OCTOBER 2025SOURCE OF WATERMUNICIPAL SOURCE (CVWD)PROJECT RECEIVING WATER RISKLOWPROJECT SEDIMENT RISKLOWRISK LEVEL DETERMINATIONRISK LEVEL 1APPLICABLE TO THE SIDE OR REAR LOT BOUNDARIES WHERE A PERMANENT WALL IS NOT PRESENT. TREATMENT CAN CONSIST OF A TEMPORARYEARTHEN BERM, FIBER ROLL, OR SILT FENCE BARRIER AS SUITABLE FOR THE CONDITIONS.DISTURBED DISTURBED SURFACE LIMITED TO 70 INDIVIDUAL LOTS WITH A TOTAL AREA OF 18.28 ACRES. EXISTING PAVED STREETS,LANDSCAPING, CONSTRUCTED LOTS, AND OTHER COMMON AREAS ARE NOT PART OF THE PROJECT.TEMPORARY LINEAR SEDIMENT BARRIER (EARTHEN BERM, FIBER ROLL, OR SILT FENCE)JESUS HERRERA-CORTESNAMEQUALIFIED SWPPP DEVELOPER (QSD)CASQA QSD/QSP CERTIFICATE NO.CERTIFIED PROFESSIONAL IN STORM WATER QUALITYCOMPANY NAMEADDRESS269331173MSA CONSULTING, INC.34200 BOB HOPE DRIVECITY, STATE AND ZIP CODERANCHO MIRAGE, CALIFORNIA, 92270TELEPHONE(760) 320-9811FAX(760) 323-7893CONTACTOR NAMECONTRACTOR/SUB CONTRACTORCOMPANY NAMEADDRESSCITY, STATE AND ZIP CODETELEPHONESTORM DRAIN INLET PROTECTION (SE-10)(INLET PROTECTION PER CASQA FACT SHEET SE-10)SITE MAP*PROPOSED CONCRETE TRUCK WASHOUT (WM-8)INITIAL LOCATION SHOWN IS ASSUMED TO OCCUR WITHIN INITIAL STAGING AREA. TO BE RELOCATED AS NECESSARY BASED ON THEPROGRESS OF CONSTRUCTIONTEMPORARY CONSTRUCTION STAGING AREALOCATION OF CONSTRUCTION TRAILER, MATERIAL DELIVERY AND STORAGE (WM-1), SPILL PREVENTION AND CONTROL (WM-4), SOLID WASTEMANAGEMENT (WM-5), PORTABLE RESTROOMS (WM-9) AND OTHER POLLUTION CONTROL BMPS.MANUEL MARTINEZM&J GRADING83317 WAGON ROADINDIO, CA 92230(760) 601-6799CUT-BACK CURB DETAIL2 - 4"MAINTAIN MINIMUM DEPTH OF 2-4" TO FORM SEDIMENT TRAPMAINTAIN CUT-BACKDISTANCE OF 1 - 2 FT.N.T.S.1 - 2'(CLEAR ACCUMULATED SEDIMENT AS NEEDED)RECOMMENDED AS ALTERNATIVE TO FIBER ROLLS OR SILT FENCE FOR LOT FRONTAGES,AFTER THE INTERIOR ROAD/CURB/GUTTER HAVE BEEN CONSTRUCTED.OWNER'S CERTIFICATION (LEGALLY RESPONSIBLE PERSON STATEMENT)I CERTIFY THAT THIS DOCUMENT WAS PREPARED UNDER MY DIRECTION OR SUPERVISION IN ACCORDANCE WITH A SYSTEM DESIGNED TOASSURE THAT QUALIFIED PERSONNEL PROPERLY GATHER AND EVALUATE THE INFORMATION SUBMITTED. BASED ON MY INQUIRY OF THEPERSON OR PERSONS WHO MANAGE THE SYSTEM OR THOSE PERSONS DIRECTLY RESPONSIBLE FOR GATHERING THE INFORMATION, TO THEBEST OF MY KNOWLEDGE AND BELIEF, THE INFORMATION SUBMITTED IS, TRUE, ACCURATE, AND COMPLETE.NAMEINDIVIDUAL QUALIFIED FOR SWPPP INSPECTION / QUALIFIED SWPPP PRACTITIONERQSP CREDENTIALCOMPANYADDRESSALLEN JANISCHQSP # 20448TOLL LAND XII LIMITED PARTNERSHIP725 WEST TOWN AND COUNTRY ROAD, SUITE 200, ORANGE, CA 92868NAMENPDES PERMIT ROLECOMPANYADDRESSSIGNATUREALLEN JANISCHLRPTOLL LAND XXII LIMITED PARTNERSHIP725 WEST TOWN AND COUNTRY ROAD, SUITE 200, ORANGE, CA 92868APPLY SOIL BINDER AS NEEDEDFOR EROSION AND DUST CONTROLPURPOSESFLOW DIRECTIONSIGNATUREEXISTING SOLID WALL / BARRIEREXISTING STORM DRAIN LINESTABILIZED CONSTRUCTION ENTRANCE/EXIT (TC-1)INSTALL PER TC-1 GUIDELINES AND SCAQMD RULE 403/403.1 REGULATIONS.(PERMANENT SEDIMENT BARRIER)EXISTING FIRE HYDRANT(QSP OR CONTRACTOR TO IDENTIFY WHICH FIRE HYDRANT WILL PROVIDE CONSTRUCTION WATER.)CURB CUT-BACK: SUITABLE AT TRANSITIONS BETWEEN NEWLY PAVED AREAS AND EXPOSED SOIL. CUT BACK SOIL FROM CURB 2" - 4" DEEP TOFORM A TEMPORARY SEDIMENT TRAP. EXTEND A CUT-BACK DISTANCE OF 3' - 4' FROM BEHIND THE CURB. ALLOW RUNOFF TO INFILTRATE OREVAPORATE. REMOVE ACCUMULATED SEDIMENT TO MAINTAIN SYSTEM CAPACITY.PROJECT PARCELSWM-1WM-4WM-5WM-9WM-8WM-1WM-4WM-5WM-9WM-8 Jesus Herrera-Cortes08/27/2021
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2DATESHEETOFSTORM WATER POLLUTION PREVENTION PLAN (SWPPP)TRACT MAP NO. 30834 - STONE CREEK RANCHLOCATED IN A PORTION OF THE SE 1/4 OF SECTION 21 TOWNSHIP 6 SOUTH, RANGE 7 EAST, S.B.MCITY OF LA QUINTA, CALIFORNIALOCATIONMSA CONSULTING, INC.34200 Bob Hope Drive, Rancho Mirage, CA 92270760.320.9811 msaconsultinginc.com3SHEETSAPPROVEDREVISIONSNO.BENCHMARKELEV.JHCDESIGNED BYPREPARED UNDER THE DIRECT SUPERVISION OFDRAWN BYCHECKED BYDGJHCEROSION CONTROL AND GOOD SITE MANAGEMENT PRACTICES FOR A RISK LEVEL 1 PROJECTALL INSPECTION, MAINTENANCE, REPAIR AND GENERAL IMPLEMENTATION ACTIVITIES OF THIS STORM WATER POLLUTION PREVENTION PLAN (SWPPP)SHALL BE PERFORMED OR SUPERVISED BY A QUALIFIED SWPPP PRACTITIONER (QSP) REPRESENTING THE DISCHARGER. THE QUALIFIED SWPPPPRACTITIONER MAY DELEGATE ANY OR ALL OF THESE ACTIVITIES TO AN EMPLOYEE PROPERLY TRAINED TO PERFORM THE ENCLOSED TASKS(PRACTITIONER), BUT SHALL PROVIDED SUFFICIENT DOCUMENTATION OF TRAINING AND ENSURE ADEQUATE DEPLOYMENT (REFER TO THE TRAININGDOCUMENTATION LOG ON SHEET 4)1.0 CONSTRUCTION MATERIALSTHE PRACTITIONER OR CONTRACTOR SHALL CONDUCT AN INVENTORY OF PRODUCTS USED AND/OR EXPECTED TO BE USED AND THE END PRODUCTSTHAT ARE PRODUCED AND/OR ARE EXPECTED TO BE PRODUCED. THIS DOES NOT INCLUDE MATERIALS AND EQUIPMENT THAT ARE DESIGNED TO BEOUTDOORS AND EXPOSED TO ENVIRONMENTAL CONDITIONS (I.E. POLES, EQUIPMENT PADS, CABINETS, CONDUCTORS, INSULATORS, BRICKS, ETC.)2.0 WASTE MANAGEMENTA. PREVENT DISPOSAL OF ANY RINSE OR WASH WATERS OR MATERIALS ON IMPERVIOUS OR PERVIOUS SITE SURFACES OR INTO THE STORM DRAINSYSTEM.B. ENSURE THE CONTAINMENT OF SANITATION FACILITIES (E.G., PORTABLE TOILETS) TO PREVENT DISCHARGES OF POLLUTANTS TO THE STORM WATERDRAINAGE SYSTEM OR RECEIVING WATER.C. CLEAN OR REPLACE SANITATION FACILITIES AND INSPECT THEM REGULARLY FOR LEAKS AND SPILLS.D. COVER WASTE DISPOSAL CONTAINERS AT THE END OF EVERY BUSINESS DAY AND DURING A RAIN EVENT.E. PREVENT DISCHARGES FROM WASTE DISPOSAL CONTAINERS TO THE STORM WATER DRAINAGE SYSTEM OR RECEIVING WATER.F. CONTAIN AND SECURELY PROTECT STOCKPILED WASTE MATERIAL FROM WIND AND RAIN AT ALL TIMES UNLESS ACTIVELY BEING USED.G. IMPLEMENT PROCEDURES TO EFFECTIVELY ADDRESS HAZARDOUS AND NONHAZARDOUS SPILLS.3.0 SPILL RESPONSE MEASURESTHE SWPPP PRACTITIONER SHOULD DEVELOP A SPILL RESPONSE AND IMPLEMENTATION PROCESS PRIOR TO COMMENCEMENT OF CONSTRUCTIONACTIVITIES. THE PROCEDURE SHOULD INCLUDE, BUT IS NOT LIMITED TO, THE FOLLOWING MEASURES:A. APPROPRIATE SPILL RESPONSE PERSONNEL SHALL BE ASSIGNED AND TRAINED.B. EQUIPMENT AND MATERIALS FOR CLEANUP OF SPILLS SHALL BE AVAILABLE ON SITE.C. SPILLS AND LEAKS SHALL BE CLEANED UP IMMEDIATELY AND DISPOSED OF PROPERLY.D. CONCRETE AND OTHER WASHOUT AREAS SHALL BE CONTAINED TO MAINTAIN ADDITIONAL POLLUTANTS AND PREVENT THE DISCHARGE INTO THEUNDERLYING SOIL OR ONTO THE SURROUNDING AREAS.4.0 LANDSCAPE MATERIALSA. CONTAIN STOCKPILED MATERIALS SUCH AS MULCHES AND TOPSOIL WHEN THEY ARE NOT ACTIVELY BEING USED.B. CONTAIN FERTILIZERS AND OTHER LANDSCAPE MATERIALS WHEN THEY ARE NOT ACTIVELY BEING USED.C. DISCONTINUE THE APPLICATION OF ANY ERODIBLE LANDSCAPE MATERIAL WITHIN 2 DAYS BEFORE A FORECASTED 50% RAIN EVENT OR DURINGPERIODS OF PRECIPITATION. NOTE: SEE GLOSSARY FOR THE DEFINITION OF A QUALIFYING RAIN EVENT.D. APPLY ERODIBLE LANDSCAPE MATERIAL AT QUANTITIES AND APPLICATION RATES ACCORDING TO MANUFACTURER RECOMMENDATIONS ORBASED ON WRITTEN SPECIFICATIONS BY KNOWLEDGEABLE AND EXPERIENCED FIELD PERSONNEL.E. STACK ERODIBLE LANDSCAPE MATERIAL ON PALLETS AND COVER OR STORE SUCH MATERIALS WHEN NOT BEING USED OR APPLIED.5.0 ASSESSMENT OF POTENTIAL SOURCES OF POLLUTIONTHE SWPPP PRACTITIONER SHALL CONDUCT AN ASSESSMENT AND CREATE A LIST OF POTENTIAL POLLUTANT SOURCES AND IDENTIFY ANY AREAS OFTHE SITE WHERE ADDITIONAL BMPS ARE NECESSARY TO REDUCE OR PREVENT POLLUTANTS IN STORM WATER DISCHARGES AND AUTHORIZEDNON-STORM WATER DISCHARGES. THIS POTENTIAL POLLUTANT LIST SHALL BE KEPT WITH THE SWPPP AND SHALL IDENTIFY ALL NON-VISIBLE POLLUTANTSWHICH ARE KNOWN, OR SHOULD BE KNOWN, TO OCCUR ON THE CONSTRUCTION SITE.AT A MINIMUM, THE ASSESSMENT SHALL CONTAIN THE FOLLOWING:A. THE QUANTITY, PHYSICAL CHARACTERISTICS (E.G., LIQUID, POWDER, SOLID), AND LOCATIONS OF EACH POTENTIAL POLLUTANT SOURCEHANDLED, PRODUCED, STORED, RECYCLED, OR DISPOSED OF AT THE SITE.B. THE DEGREE TO WHICH POLLUTANTS ASSOCIATED WITH THOSE MATERIALS MAY BE EXPOSED TO AND MOBILIZED BY CONTACT WITH STORMWATER.C. THE DIRECT AND INDIRECT PATHWAYS THAT POLLUTANTS MAY BE EXPOSED TO STORM WATER OR AUTHORIZED NON-STORM WATER DISCHARGES.THIS SHALL INCLUDE AN ASSESSMENT OF PAST SPILLS OR LEAKS, NON-STORM WATER DISCHARGES, AND DISCHARGES FROM ADJOINING AREAS.D. ENSURE RETENTION OF SAMPLING, VISUAL OBSERVATION, AND INSPECTION RECORDS.E. ENSURE EFFECTIVENESS OF EXISTING BMPS TO REDUCE OR PREVENT POLLUTANTS IN STORM WATER DISCHARGES AND AUTHORIZED NON-STORMWATER DISCHARGES.F. THE SWPPP PRACTITIONER SHALL IMPLEMENT GOOD HOUSEKEEPING MEASURES ON THE CONSTRUCTION SITE TO CONTROL THE AIR DEPOSITIONOF SITE MATERIALS AND FROM SITE OPERATIONS. SUCH PARTICULATES CAN INCLUDE, BUT ARE NOT LIMITED TO, SEDIMENT, NUTRIENTS, TRASH,METALS, BACTERIA, OIL AND GREASE AND ORGANICS.6.0 NON-STORM WATER MANAGEMENTA. THE PRACTITIONER SHALL IMPLEMENT MEASURES TO CONTROL NON-STORM WATER DISCHARGES DURING CONSTRUCTION.B. THE PRACTITIONER SHALL ENSURE THAT VEHICLES ARE WASHED IN SUCH A MANNER AS TO PREVENT NON-STORM WATER DISCHARGES TOSURFACE WATERS OR MS4 DRAINAGE SYSTEMSC. THE PRACTITIONER SHALL ENSURE THAT STREETS ARE CLEANED IN SUCH A MANNER AS TO PREVENT UNAUTHORIZED NON-STORM WATERDISCHARGES FROM REACHING SURFACE WATERS OR MS4 DRAINAGE SYSTEMS.7.0 EROSION, SEDIMENT AND RUNOFF CONTROLSA. THE SWPPP PRACTITIONER SHALL IMPLEMENT EFFECTIVE WIND EROSION CONTROL AS OUTLINED IN THE PROJECT SPECIFIC DUST CONTROL PLAN.B. THE SWPPP PRACTITIONER SHALL PROVIDE EFFECTIVE SOIL COVER FOR INACTIVE AREAS AND ALL FINISHED SLOPES, OPEN SPACE, UTILITYBACKFILL, AND COMPLETED LOTS.C. THE SWPPP PRACTITIONER SHALL LIMIT THE USE OF PLASTIC MATERIALS WHEN MORE SUSTAINABLE, ENVIRONMENTALLY FRIENDLY ALTERNATIVESEXIST. WHERE PLASTIC MATERIALS ARE DEEMED NECESSARY, THE DISCHARGER SHALL CONSIDER THE USE OF PLASTIC MATERIALS RESISTANT TOSOLAR DEGRADATION.D. IF A SEDIMENT BASIN IS USED, IT SHOULD BE DESIGNED ACCORDING TO THE METHOD PROVIDED IN THE CALIFORNIA STORMWATER QUALITYASSOCIATION (CASQA) CONSTRUCTION BMP GUIDANCE HANDBOOK (SECTION 3: SE-2).3.0 NON-STORM WATER DISCHARGE MONITORING REQUIREMENTSVISUAL MONITORING REQUIREMENTS:A.THE SWPPP PRACTITIONER SHALL VISUALLY OBSERVE (INSPECT) EACH DRAINAGE AREA FOR THE PRESENCE OF (OR INDICATIONS OF PRIOR)UNAUTHORIZED AND AUTHORIZED NON-STORM WATER DISCHARGES AND THEIR SOURCES.B. THE SWPPP PRACTITIONER SHALL CONDUCT ONE VISUAL OBSERVATION (INSPECTION) QUARTERLY IN EACH OF THE FOLLOWING PERIODS:JANUARY-MARCH, APRIL-JUNE, JULY-SEPTEMBER, AND OCTOBER-DECEMBER. VISUAL OBSERVATION (INSPECTIONS) ARE ONLY REQUIREDDURING DAYLIGHT HOURS (SUNRISE TO SUNSET).C.THE SWPPP PRACTITIONER SHALL ENSURE THAT VISUAL OBSERVATIONS (INSPECTIONS) DOCUMENT THE PRESENCE OR EVIDENCE OF ANYNON-STORM WATER DISCHARGE (AUTHORIZED OR UNAUTHORIZED), POLLUTANT CHARACTERISTICS (FLOATING AND SUSPENDED MATERIAL,SHEEN, DISCOLORATION, TURBIDITY, ODOR, ETC.), AND SOURCE. THE RISK LEVEL 1 SWPPP PRACTITIONER SHALL MAINTAIN ON-SITE RECORDSINDICATING THE PERSONNEL PERFORMING THE VISUAL OBSERVATION (INSPECTIONS), THE DATES AND APPROXIMATE TIME EACH DRAINAGEAREA AND NON-STORM WATER DISCHARGE WAS OBSERVED, AND THE RESPONSE TAKEN TO ELIMINATE UNAUTHORIZED NON-STORM WATERDISCHARGES AND TO REDUCE OR PREVENT POLLUTANTS FROM CONTACTING NON-STORM WATER DISCHARGES.4.0 NON-VISIBLE POLLUTANT MONITORING REQUIREMENTSA.THE SWPPP PRACTITIONER SHALL COLLECT ONE OR MORE SAMPLES DURING ANY BREACH, MALFUNCTION, LEAKAGE, OR SPILL OBSERVEDDURING A VISUAL INSPECTION WHICH COULD RESULT IN THE DISCHARGE OF POLLUTANTS TO SURFACE WATERS THAT WOULD NOT BE VISUALLYDETECTABLE IN STORM WATER.B. THE SWPPP PRACTITIONER SHALL ENSURE THAT WATER SAMPLES ARE LARGE ENOUGH TO CHARACTERIZE THE SITE CONDITIONS.C.THE SWPPP PRACTITIONER SHALL COLLECT SAMPLES AT ALL DISCHARGE LOCATIONS THAT CAN BE SAFELY ACCESSED.D.THE SWPPP PRACTITIONER SHALL COLLECT SAMPLES DURING THE FIRST TWO HOURS OF DISCHARGE FROM RAIN EVENTS THAT OCCUR DURINGBUSINESS HOURS AND WHICH GENERATE RUNOFF.E. THE SWPPP PRACTITIONER SHALL ANALYZE SAMPLES FOR ALL NON-VISIBLE POLLUTANT PARAMETERS (IF APPLICABLE) - PARAMETERSINDICATING THE PRESENCE OF POLLUTANTS IDENTIFIED IN THE POLLUTANT SOURCE ASSESSMENT REQUIRED (THE RISK LEVEL 1 SWPPPPRACTITIONER SHALL MODIFY THEIR CSMPS TO ADDRESS THESE ADDITIONAL PARAMETERS IN ACCORDANCE WITH ANY UPDATED SWPPPPOLLUTANT SOURCE ASSESSMENT).F. THE SWPPP PRACTITIONER SHALL COLLECT A SAMPLE OF STORM WATER THAT HAS NOT COME IN CONTACT WITH THE DISTURBED SOIL OR THEMATERIALS STORED OR USED ON-SITE (UNCONTAMINATED SAMPLE) FOR COMPARISON WITH THE DISCHARGE SAMPLE.G.THE SWPPP PRACTITIONER SHALL COMPARE THE UNCONTAMINATED SAMPLE TO THE SAMPLES OF DISCHARGE USING FIELD ANALYSIS ORTHROUGH LABORATORY ANALYSIS.H.THE SWPPP PRACTITIONER SHALL KEEP ALL FIELD /OR ANALYTICAL DATA IN THE SWPPP DOCUMENT.RISK LEVEL 1 DISCHARGERS JUSTIFYING AN ALTERNATIVE PROJECT RISK SHALL REPORT A SOIL PARTICLE SIZE ANALYSIS USED TO DETERMINE THE RUSLEK-FACTOR. ASTM D-422 (STANDARD TEST METHOD FOR PARTICLE-SIZE ANALYSIS OF SOILS), AS REVISED, SHALL BE USED TO DETERMINE THEPERCENTAGES OF SAND, VERY FINE SAND, SILT, AND CLAY ON THE SITE.THE SWPPP PRACTITIONER SHALL RETAIN RECORDS OF ALL STORM WATER MONITORING INFORMATION AND COPIES OF ALL REPORTS (INCLUDINGANNUAL REPORTS) FOR A PERIOD OF AT LEAST THREE YEARS. RISK LEVEL 1 DISCHARGERS SHALL RETAIN ALL RECORDS ON-SITE WHILECONSTRUCTION IS ONGOING. THESE RECORDS INCLUDE:xTHE DATE, PLACE, TIME OF FACILITY INSPECTIONS, SAMPLING, VISUAL OBSERVATION (INSPECTIONS), AND/OR MEASUREMENTS, INCLUDINGPRECIPITATION.xTHE INDIVIDUAL(S) WHO PERFORMED THE FACILITY INSPECTIONS, SAMPLING, VISUAL OBSERVATION (INSPECTIONS), AND OR MEASUREMENTS.xTHE DATE AND APPROXIMATE TIME OF ANALYSES.xTHE INDIVIDUAL(S) WHO PERFORMED THE ANALYSES.xA SUMMARY OF ALL ANALYTICAL RESULTS FROM THE LAST THREE YEARS, THE METHOD DETECTION LIMITS AND REPORTING UNITS, AND THEANALYTICAL TECHNIQUES OR METHODS USED.xRAIN GAUGE READINGS FROM SITE INSPECTIONS.xQUALITY ASSURANCE/QUALITY CONTROL RECORDS AND RESULTS.xNON-STORM WATER DISCHARGE INSPECTIONS AND VISUAL OBSERVATION (INSPECTIONS) AND STORM WATER DISCHARGE VISUAL OBSERVATIONRECORDS.xVISUAL OBSERVATION AND SAMPLE COLLECTION EXCEPTION RECORDS.xTHE RECORDS OF ANY CORRECTIVE ACTIONS AND FOLLOW-UP ACTIVITIES THAT RESULTED FROM ANALYTICAL RESULTS, VISUAL OBSERVATION(INSPECTIONS), OR INSPECTIONS.HAZARDOUS MATERIAL AND WASTE MANAGEMENTTHE PRACTITIONER MUST ENSURE THE PREVENTION AND REDUCTION OF DISCHARGE OF POLLUTANTS TO STORMWATER FROM HAZARDOUS WASTETHROUGH PROPER MATERIAL USE, WASTE DISPOSAL, AND TRAINING OF EMPLOYEES AND SUB-CONTRACTORS.HAZARDOUS WASTE MANAGEMENT PRACTICES MUST BE IMPLEMENTED ON CONSTRUCTION PROJECTS THAT GENERATE WASTE FROM THE USE OF:xPETROLEUM PRODUCTSxCONCRETE CURING COMPOUNDSxPALLIATIVESxSEPTIC WASTESxSTAINSxWOOD PRESERVATIVESxASPHALT PRODUCTSxPESTICIDESxACIDESxPAINTSxSOLVENTSxROOFING TARxANY MATERIALS DEEMED HAZARDOUS WASTE IN CALIFORNIA, TITLE 22 DIVISION 4.5, OR LISTED IN 40 CFR PARTS 110, 117, 261, OR 302.xIN ADDITION, ANY WASTES RESULTING FROM CONSTRUCTION MUST BE DISPOSED OF IN ACCORDANCE WITH FEDERAL, STATE, AND LOCALREGULATIONS.8.0 INSPECTION, MAINTENANCE, AND REPAIRA. THE SWPPP PRACTITIONER SHALL PERFORM WEEKLY INSPECTIONS AND OBSERVATIONS, AND AT LEAST ONCE EACH 24-HOUR PERIOD DURINGEXTENDED STORM EVENTS, TO IDENTIFY AND RECORD BMPS THAT NEED MAINTENANCE TO OPERATE EFFECTIVELY, THAT HAVE FAILED, OR THATCOULD FAIL TO OPERATE AS INTENDED. INSPECTORS SHALL BE THE QSP OR BE TRAINED BY THE QSP.B. THE SWPPP PRACTITIONER SHALL ENSURE THAT INACTIVE AREAS ARE PROPERLY STABILIZED OR COVERED.C. UPON IDENTIFYING FAILURES OR OTHER SHORTCOMINGS, THE PRACTITIONER SHALL BEGIN IMPLEMENTING REPAIRS OR DESIGN CHANGES TOBMPS WITHIN 72 HOURS OF IDENTIFICATION AND COMPLETE THE CHANGES AS SOON AS POSSIBLE.D. FOR EACH INSPECTION REQUIRED, THE SWPPP PRACTITIONER SHALL COMPLETE AN INSPECTION CHECKLIST, USING A FORM PROVIDED BY THESTATE WATER BOARD OR REGIONAL WATER BOARD OR IN AN ALTERNATIVE FORMAT.E. THE SWPPP PRACTITIONER SHALL ENSURE THAT CHECKLISTS SHALL REMAIN ONSITE WITH THE SWPPP AND AT A MINIMUM, SHALL INCLUDE:xINSPECTION DATE AND DATE THE INSPECTION REPORT WAS WRITTEN.xWEATHER INFORMATION, INCLUDING PRESENCE OR ABSENCE OF PRECIPITATION, ESTIMATE OF BEGINNING OF QUALIFYING STORM EVENT,DURATION OF EVENT, TIME ELAPSED SINCE LAST STORM, AND APPROXIMATE AMOUNT OF RAINFALL IN INCHES.xSITE INFORMATION, INCLUDING STAGE OF CONSTRUCTION, ACTIVITIESCOMPLETED, AND APPROXIMATE AREA OF THE SITE EXPOSED.A DESCRIPTION OF ANY BMPS EVALUATED AND ANY DEFICIENCIES NOTED.xIF THE CONSTRUCTION SITE IS SAFELY ACCESSIBLE DURING INCLEMENT WEATHER, LIST THE OBSERVATIONS OF ALL BMPS: EROSION CONTROLS,SEDIMENT CONTROLS, CHEMICAL AND WASTE CONTROLS, AND NON-STORM WATER CONTROLS. OTHERWISE, LIST THE RESULTS OF VISUALINSPECTIONS AT ALL RELEVANT OUTFALLS, DISCHARGE POINTS, DOWNSTREAM LOCATIONS AND ANY PROJECTED MAINTENANCE ACTIVITIES.xREPORT THE PRESENCE OF NOTICEABLE ODORS OR OF ANY VISIBLE SHEEN ON THE SURFACE OF ANY DISCHARGES.xANY CORRECTIVE ACTIONS REQUIRED, INCLUDING ANY NECESSARY CHANGES TO THE SWPPP AND THE ASSOCIATED IMPLEMENTATION DATES.xPHOTOGRAPHS TAKEN DURING THE INSPECTION, IF ANY.xINSPECTOR'S NAME, TITLE, AND SIGNATURE.MONITORING FOR NON-VISIBLE POLLUTANTSTHE SWPPP PRACTITIONER MUST LIST ALL NON-VISIBLE POLLUTANTS THAT ARE KNOWN OR SHOULD BE KNOWN TO OCCUR ON THE CONSTRUCTIONSITE INCLUDING, BUT NOT LIMITED TO, MATERIALS THAT:xARE BEING USED IN CONSTRUCTION ACTIVITIESxARE BEING STORED ON THE CONSTRUCTION SITExWERE SPILLED DURING CONSTRUCTION OPERATIONS AND NOT CLEANED UPxWERE STORED (OR USED) IN A MANNER THAT CREATED THE POTENTIAL FOR A RELEASE OF THE MATERIALS DURING PAST LAND USE ACTIVITIESxWERE SPILLED DURING PREVIOUS LAND USE ACTIVITIES AND NOT CLEANED UPxWERE APPLIED TO THE SOIL AS PART OF PAST LAND USE ACTIVITIESCONSTRUCTION SITE MONITORING PROGRAM (CSMP)THE CSMP SHALL BE IMPLEMENTED TO ADDRESS THE FOLLOWING OBJECTIVES:xTO DEMONSTRATE THAT THE SITE IS IN COMPLIANCE WITH THE DISCHARGE PROHIBITIONSxTO DETERMINE WHETHER NON-VISIBLE POLLUTANTS ARE PRESENT AT THE CONSTRUCTION SITE AND ARE CAUSING OR CONTRIBUTING TOEXCEEDANCES OF WATER QUALITY OBJECTIVESxTO DETERMINE WHETHER IMMEDIATE CORRECTIVE ACTIONS, ADDITIONAL BEST MANAGEMENT PRACTICE (BMP) IMPLEMENTATION, OR SWPPPREVISIONS ARE NECESSARY TO REDUCE POLLUTANTS IN STORM WATER DISCHARGES AND AUTHORIZED NON-STORM WATER DISCHARGESxTO DETERMINE WHETHER BMPS INCLUDED IN THE SWPPP ARE EFFECTIVE IN PREVENTING OR REDUCING POLLUTANTS IN STORM WATERDISCHARGES AND AUTHORIZED NON-STORM WATER DISCHARGESTHE CSMP SHALL INCLUDE ALL MONITORING PROCEDURES AND INSTRUCTIONS, LOCATION MAPS, FORMS, AND CHECKLISTS AS REQUIRED IN THISSWPPP AND IN ATTACHMENT C OF THE CONSTRUCTION GENERAL PERMIT. THE CSMP SHALL BE DEVELOPED PRIOR TO THE COMMENCEMENT OFCONSTRUCTION ACTIVITIES, AND REVISED AS NECESSARY TO REFLECT PROJECT REVISIONS.WHEN A CHANGE OF OWNERSHIP OCCURS FOR ALL OR ANY PORTION OF THE CONSTRUCTION SITE PRIOR TO COMPLETION OR FINAL STABILIZATION,THE NEW DISCHARGER SHALL COMPLY WITH THESE REQUIREMENTS AS OF THE DATE THE OWNERSHIP CHANGE OCCURS.1.0 VISUAL MONITORING FOR QUALIFYING RAIN EVENTSA LIKELY PRECIPITATION EVENT IS ANY WEATHER PATTERN THAT IS FORECAST TO HAVE A 50% OR GREATER PROBABILITY OF PRODUCINGPRECIPITATION IN THE PROJECT AREA. A QUALIFYING RAIN EVENT IS ANY EVENT THAT PRODUCES 0.5 INCHES OR MORE PRECIPITATION WITH A 48HOUR OR GREATER PERIOD BETWEEN RAIN EVENTS. <HTTP://WWW.SRH.NOAA.GOV/FORECAST>A. THE SWPPP PRACTITIONER SHALL CONDUCT A PRE-STORM EVENT (BASELINE) VISUAL INSPECTION OF THE SITE.B. THE SWPPP PRACTITIONER SHALL VISUALLY OBSERVE (INSPECT) STORM WATER DISCHARGES AT ALL DISCHARGE LOCATIONS WITHIN TWOBUSINESS DAYS (48 HOURS) AFTER EACH QUALIFYING RAIN EVENT.C. THE SWPPP PRACTITIONER SHALL VISUALLY OBSERVE (INSPECT) THE DISCHARGE OF STORED OR CONTAINED STORM WATER THAT IS DERIVEDFROM AND DISCHARGED SUBSEQUENT TO A QUALIFYING RAIN EVENT PRODUCING PRECIPITATION OF ½ INCH OR MORE AT THE TIME OFDISCHARGE. STORED OR CONTAINED STORM WATER THAT WILL LIKELY DISCHARGE AFTER OPERATING HOURS DUE TO ANTICIPATEDPRECIPITATION SHALL BE OBSERVED PRIOR TO THE DISCHARGE DURING OPERATING HOURS.D. THE SWPPP PRACTITIONER SHALL CONDUCT VISUAL OBSERVATIONS (INSPECTIONS) DURING BUSINESS HOURS (CONSTRUCTION ACTIVITY) ONLY.E. THE SWPPP PRACTITIONER SHALL RECORD THE TIME, DATE AND RAIN GAUGE READING OF ALL QUALIFYING RAIN EVENTS.F. WITHIN 2 BUSINESS DAYS (48 HOURS) PRIOR TO EACH QUALIFYING RAIN EVENT, THE RISK LEVEL 1 SWPPP PRACTITIONER SHALL VISUALLYOBSERVE (INSPECT):xALL STORM WATER DRAINAGE AREAS TO IDENTIFY ANY SPILLS, LEAKS, OR UNCONTROLLED POLLUTANT SOURCES. IF NEEDED, THE SWPPPPRACTITIONER SHALL IMPLEMENT APPROPRIATE CORRECTIVE ACTIONS.xALL BMPS TO IDENTIFY WHETHER THEY HAVE BEEN PROPERLY IMPLEMENTED IN ACCORDANCE WITH THE SWPPP. IF NEEDED, THE SWPPPPRACTITIONER SHALL IMPLEMENT APPROPRIATE CORRECTIVE ACTIONS.xANY STORM WATER STORAGE AND CONTAINMENT AREAS TO DETECT LEAKS AND ENSURE MAINTENANCE OF ADEQUATE FREEBOARD.G. FOR THE VISUAL OBSERVATIONS (INSPECTIONS), THE RISK LEVEL 1 SWPPP PRACTITIONER SHALL OBSERVE THE PRESENCE OR ABSENCE OFFLOATING AND SUSPENDED MATERIALS, A SHEEN ON THE SURFACE, DISCOLORATIONS, TURBIDITY, ODORS, AND SOURCE(S) OF ANY OBSERVEDPOLLUTANTS.H. WITHIN TWO BUSINESS DAYS (48 HOURS) AFTER EACH QUALIFYING RAIN EVENT, THE RISK LEVEL 1 SWPPP PRACTITIONER SHALL CONDUCT POSTRAIN EVENT VISUAL OBSERVATIONS (INSPECTIONS) TO (1) IDENTIFY WHETHER BMPS WERE ADEQUATELY DESIGNED, IMPLEMENTED, ANDEFFECTIVE, AND (2) IDENTIFY ADDITIONAL BMPS AND REVISE THE SWPPP ACCORDINGLY.I. THE SWPPP PRACTITIONER SHALL MAINTAIN ON-SITE RECORDS OF ALL VISUAL OBSERVATIONS (INSPECTIONS), PERSONNEL PERFORMING THEOBSERVATIONS, OBSERVATION DATES, WEATHER CONDITIONS, LOCATIONS OBSERVED, AND CORRECTIVE ACTIONS TAKEN IN RESPONSE TOTHE OBSERVATIONS. 2.0 VISUAL OBSERVATION EXEMPTIONSA. THE SWPPP PRACTITIONER SHALL BE PREPARED TO CONDUCT VISUAL OBSERVATION (INSPECTIONS) UNTIL THE MINIMUM REQUIREMENTS ARECOMPLETED. THE SWPPP PRACTITIONER IS NOT REQUIRED TO CONDUCT VISUAL OBSERVATION (INSPECTIONS) UNDER THE FOLLOWINGCONDITIONS:xDURING DANGEROUS WEATHER CONDITIONS SUCH AS FLOODING AND ELECTRICAL STORMS.xOUTSIDE OF SCHEDULED SITE BUSINESS HOURS.B. IF NO REQUIRED VISUAL OBSERVATIONS (INSPECTIONS) ARE COLLECTED DUE TO THESE EXCEPTIONS, THE SWPPP PRACTITIONER SHALL INCLUDEAN EXPLANATION IN THEIR SWPPP INSPECTION OR REPORTING DOCUMENTS AND IN THE ANNUAL REPORT DOCUMENTING WHY THE VISUALOBSERVATIONS (INSPECTIONS) WERE NOT CONDUCTED.C. THE SWPPP PRACTITIONER SHALL INCLUDE A DESCRIPTION OF THE VISUAL OBSERVATION LOCATIONS, VISUAL OBSERVATION PROCEDURES,AND VISUAL OBSERVATION FOLLOW-UP AND TRACKING PROCEDURES IN THE CSMP.CONSTRUCTION ACTIVITIES, MATERIALS USED AND ASSOCIATED POLLUTANTSACTIVITY/PRODUCTS WITHPOTENTIAL STORMWATERPOLLUTANTSASSOCIATED VISIBLE INDICATORSASSOCIATED NON-VISIBLE POTENTIALPOLLUTANTADHESIVES OIL SHEEN OR OTHER DISCOLORATION PHENOLICS, FORMALDEHYDES, ASBESTOS,BENZENE, PHENOLS AND NAPHTHALENEASPHALT PAVING/CURBSOIL SHEEN OIL, PETROLEUM DISTILLATESCLEANERS DISCOLORATION/PLUME FROM SOME PRODUCTS METALS, ACIDITY/ALKALINITY, CHROMIUMCONCRETE/MASONRY DISCOLORATION/PLUME FROM SOME PRODUCTS SEDIMENTS, ACIDITY, METALS, ASBESTOS,PARTICULATESDRYWALLDISCOLORATION/PLUME FROM DRYWALL DUSTCOPPER, ALUMINUM, SEDIMENTS, MINERALSAND ASBESTOSFRAMING/CARPENTRY SAWDUST, SLURRY PLUME BOD, FORMALDEHYDE, COPPER ANDCREOSOTEGRADING/EARTHWORK SEDIMENT DISCHARGE/PLUME, NON-STORMWATERDISCHARGES, VEGETATION DEBRISSOIL AMENDMENTS (GYPSUM AND LIME),HISTORIC SOIL CONTAMINANTS (LEAD)HEATING, VENTILATION, AIRCONDITIONINGNONE ASBESTOS, FREONINSULATION NONE ASBESTOS, ALUMINUM, ZINCLIQUID WASTE NON-STORMWATER DISCHARGES, DETERGENTS, SEDIMENT,OILY SHEEN, CONCRETE RINSE OR OTHER PLUMEMULTIPLEPAINTINGPAINT PLUMEVOCS, METALS, PHENOLICS AND MINERALSPIRITSPLANTING/VEGETATIONMANAGEMENTMULCH, SEDIMENT, VEGETATION BOD, FERTILIZERS, PESTICIDES, HERBICIDES,NUTRIENTS, ACIDITY/ALKALINITY, METALS,ALUMINUM SULFATE, SULFURPLUMBING NONE LEAD, COPPER, ZINC AND TINPOOLS/FOUNTAINSNON-STORMWATER DISCHARGES CHLORINEDEMOLITION SEDIMENT, OTHER PARTICULATES TOXICS, TRACE METALSROOFING DEBRIS, SLURRY PLUME OIL, PETROLEUM DISTILLATESSANITARY WASTE VISIBLE SANITARY WASTE BACTERIA, BOD, PATHOGENSSOIL PREPARATION MULCH, SEDIMENT SOIL AMENDMENTSSOLID WASTE PLASTIC, PAPER, CIGARETTES, WOOD PRODUCTS, STEEL,VEGETATION WASTENONEUTILITY LINE TESTING ANDFLUSHINGNON-STORMWATER DISCHARGE, SEDIMENT CHLORINEVEHICLE AND EQUIPMENT USE OIL SHEEN, SEDIMENT TOTAL PETROLEUM HYDROCARBONS,COOLANTS, BENZENE AND DERIVATIVESSWPPP GLOSSARY OF TERMSAPPROVED SIGNATORY: A PERSON WHO HAS LEGAL AUTHORITY TO SIGN, CERTIFY, AND ELECTRONICALLY SUBMIT PERMIT REGISTRATIONDOCUMENTS AND NOTICES OF TERMINATION ON BEHALF OF THE LEGALLY RESPONSIBLE PERSON.BEST MANAGEMENT PRACTICES BMPS): BMPS ARE SCHEDULING OF ACTIVITIES, PROHIBITIONS OF PRACTICES, MAINTENANCE PROCEDURES,AND OTHER MANAGEMENT PRACTICES TO PREVENT OR REDUCE THE DISCHARGE OF POLLUTANTS. BMPS ALSO INCLUDE TREATMENTREQUIREMENTS, OPERATING PROCEDURES, AND PRACTICES TO CONTROL SITE RUNOFF, SPILLAGE OR LEAKS, SLUDGE OR WASTE DISPOSAL, ORDRAINAGE FROM RAW MATERIAL STORAGE.BEST AVAILABLE TECHNOLOGY ECONOMICALLY ACHIEVABLE (BAT):AS DEFINED BY USEPA, BAT IS A TECHNOLOGY-BASED STANDARD ESTABLISHED BY THE CLEAN WATER ACT (CWA) AS THE MOST APPROPRIATEMEANS AVAILABLE ON A NATIONAL BASIS FOR CONTROLLING THE DIRECT DISCHARGE OF TOXIC AND NONCONVENTIONAL POLLUTANTS TONAVIGABLE WATERS. THE BAT EFFLUENT LIMITATIONS GUIDELINES, IN GENERAL,REPRESENT THE BEST EXISTING PERFORMANCE OF TREATMENT TECHNOLOGIES THAT ARE ECONOMICALLY ACHIEVABLE WITHIN AN INDUSTRIALPOINT SOURCE CATEGORY OR SUBCATEGORY.BEST CONVENTIONAL POLLUTANT CONTROL TECHNOLOGY (BCT):AS DEFINED BY USEPA, BCT IS A TECHNOLOGY-BASED STANDARD FOR THE DISCHARGE FROM EXISTING INDUSTRIAL POINT SOURCES OFCONVENTIONAL POLLUTANTS INCLUDING BIOCHEMICAL OXYGEN DEMAND (BOD), TOTAL SUSPENDED SEDIMENT (TSS), FECAL COLIFORM, PH, OILAND GREASE.GOOD HOUSEKEEPING BMPS: BMPS DESIGNED TO REDUCE OR ELIMINATE THE ADDITION OF POLLUTANTS TO CONSTRUCTION SITE RUNOFFTHROUGH ANALYSIS OF POLLUTANT SOURCES, IMPLEMENTATION OF PROPER HANDLING/DISPOSAL PRACTICES, EMPLOYEE EDUCATION, ANDOTHER ACTIONS.INACTIVE AREAS OF CONSTRUCTION:AREAS OF CONSTRUCTION ACTIVITY THAT ARE NOT ACTIVE AND THOSE THAT HAVE BEEN ACTIVE AND ARE NOT SCHEDULED TO BE RE-DISTURBEDFOR AT LEAST 14 DAYS.LEGALLY RESPONSIBLE PERSON: THE PERSON WHO POSSESSES THE TITLE OF THE LAND OR THE LEASEHOLD INTEREST OF A MINERAL ESTATE UPONWHICH THE CONSTRUCTION ACTIVITIES WILL OCCUR FOR THE REGULATED SITE.LIKELY PRECIPITATION EVENT: ANY WEATHER PATTERN THAT IS FORECASTED TO HAVE A 50% OR GREATER CHANCE OF PRODUCINGPRECIPITATION IN THE PROJECT AREA. THE DISCHARGER SHALL OBTAIN LIKELY PRECIPITATION FORECAST INFORMATION FROM THE NATIONALWEATHER SERVICE FORECAST OFFICE (E.G., BY ENTERING THE ZIP CODE OF THE PROJECT'S LOCATION AT<HTTP://WWW.SRH.NOAA.GOV/FORECAST>.NON-STORM WATER DISCHARGES: DISCHARGES ARE DISCHARGES THAT DO NOT ORIGINATE FROM PRECIPITATION EVENTS. THEY CANINCLUDE, BUT ARE NOT LIMITED TO, DISCHARGES OF PROCESS WATER, AIR CONDITIONER CONDENSATE, NON-CONTACT COOLING WATER,VEHICLE WASH WATER, SANITARY WASTES, CONCRETE WASHOUT WATER, PAINT WASH WATER, IRRIGATION WATER, OR PIPE TESTING WATER.NON-VISIBLE POLLUTANTS: POLLUTANTS ASSOCIATED WITH A SPECIFIC SITE OR ACTIVITY THAT CAN HAVE A NEGATIVE IMPACT ON WATERQUALITY, BUT CANNOT BE SEEN THOUGH OBSERVATION. EXAMPLES INCLUDE CHLORINE, FLYASH, HERBICIDES, PESTICIDES, NUTRIENTS ANDLUBRICANTS. THE DISCHARGE OF SUCH POLLUTANTS IS NOT AUTHORIZED.QUALIFIED SWPPP DEVELOPER: INDIVIDUAL WHO IS AUTHORIZED TO DEVELOP AND REVISE SWPPPS.QUALIFIED SWPPP PRACTITIONER (QSP): INDIVIDUAL ASSIGNED RESPONSIBILITY FOR NON-STORM WATER AND STORM WATER VISUALOBSERVATIONS, SAMPLING AND ANALYSIS, AND RESPONSIBILITY TO ENSURE FULL COMPLIANCE WITH THE PERMIT AND IMPLEMENTATION OF ALLELEMENTS OF THE SWPPP, INCLUDING THE PREPARATION OF THE ANNUAL COMPLIANCE EVALUATION AND THE ELIMINATION OF ALLUNAUTHORIZED DISCHARGES. THE QUALIFIED SWPPP PRACTITIONER MAY DELEGATE ANY OR ALL OF THESE ACTIVITIES TO AN EMPLOYEE PROPERLYTRAINED TO PERFORM THE ENCLOSED TASKS (PRACTITIONER), BUT SHALL PROVIDED SUFFICIENT DOCUMENTATION OF TRAINING AND ENSUREADEQUATE DEPLOYMENT.QUALIFYING RAIN EVENT: ANY EVENT THAT PRODUCES 0.5 INCHES OR MORE PRECIPITATION WITH A 48 HOUR OR GREATER PERIOD BETWEENRAIN EVENTS.NOTE: FOR A COMPLETE LIST OF TERM DEFINITIONS, SEE THE CONSTRUCTION GENERAL PERMIT ORDER NO. 2009-0009-DWQ Jesus Herrera-Cortes08/27/2021
9/14/21
3DATESHEETOFSTORM WATER POLLUTION PREVENTION PLAN (SWPPP)TRACT MAP NO. 30834 - STONE CREEK RANCHLOCATED IN A PORTION OF THE SE 1/4 OF SECTION 21 TOWNSHIP 6 SOUTH, RANGE 7 EAST, S.B.MCITY OF LA QUINTA, CALIFORNIALOCATIONMSA CONSULTING, INC.34200 Bob Hope Drive, Rancho Mirage, CA 92270760.320.9811 msaconsultinginc.com3SHEETSAPPROVEDREVISIONSNO.BENCHMARKELEV.JHCDESIGNED BYPREPARED UNDER THE DIRECT SUPERVISION OFDRAWN BYCHECKED BYDGJHCEROSION CONTROL AND -STORM DRAIN INLET PROTECTION-LINEAR SEDIMENT BARRIERS (CURB CUT-BACK, GRAVEL BAGS, STRAW WATTLES)-STREET SWEEPING WHENEVER NEEDED-STOP ALL VEHICLE ACTIVITY EXCEPT WATER TRUCKS WHEN WIND > 25 MPH-ACTIVE AREA SOIL STABILIZERS (ENVIROKLEEN "OIL", OR SIMILAR WETTING AGENTS)-PERMANENT VEGETATION / LANDSCAPING-INACTIVE AREA SOIL STABILIZERS (POLYMER, HYDROMULCH, OR PLANTS)OR BY WATER TRUCKS, MIN. 4 TIMES PER 24 HRS., 1 TRUCK / 13.75 ACRES MAX.)-GRAVEL (MIN. 1.5" DIAM. X 4" DEEP AT OFF-STREET STORAGE AND PARKING AREAS)-PRE-GRADING SITE WATERING (IRRIGATION SYSTEM FOR MIN. 72 HRS. )-SITE WATERING 7 DAYS A WEEK (IRRIGATION SYSTEM, MIN. 4 TIMES PER 24 HRS., -WASTE MANAGEMENT AND MATERIALS POLLUTION CONTROL-SAND FENCING (INCLUDES PERIMETER FENCE)-WHEEL CLEANING AT TRUCK EXITS AS NECESSARY -BMP MAINTENANCESTORM WATER POLLUTION PREVENTION PLAN CONTROL MEASURESDEPLOYMENT SCHEDULEADDITIONAL VEHICLE AND EQUIPMENT FUELING NOTES1. ABSORBENT SPILL CLEANUP MATERIALS AND SPILL KITS SHOULD BE AVAILABLE IN FUELING AREAS AND ON FUELING TRUCKS, ANDSHOULD BE DISPOSED OF PROPERLY AFTER USE.2. DRIP PANS OR ABSORBENT PADS SHOULD BE USED DURING VEHICLE AND EQUIPMENT FUELING, UNLESS THE FUELING IS PERFORMEDOVER AN IMPERMEABLE SURFACE IN A DEDICATED FUELING AREA.3. USE ABSORBENT MATERIALS ON SMALL SPILLS. DO NOT HOSE DOWN OR BURY THE SPILL. REMOVE THE ABSORBENT MATERIALSPROMPTLY AND DISPOSE OF PROPERLY.4. IMMEDIATELY CLEAN UP SPILLS AND PROPERLY DISPOSE OF CONTAMINATED SOIL AND CLEANUP MATERIALS.FUGITIVE DUST CONTROL (PM10) NOTES(MEASURES TO CONTROL FUGITIVE DUST WORK CONCURRENTLY TO CONTROL EROSION RELATED TO STORM WATER. SEE SEPARATE DUSTCONTROL PLAN FOR ADDITIONAL DUST MITIGATION MEASURES.)1. MATERIAL AND EQUIPMENT STORAGE YARD SHALL BE FENCED.2. EQUIPMENT MAINTENANCE AND CALIBRATION SHALL BE CONDUCTED IN ACCORDANCE WITH MANUFACTURER SPECIFICATIONAND REGULATORY REQUIREMENTS.3. PRE-GRADING SITE WATERING (3 DAYS MINIMUM) SHALL BE DONE BY AGRI-TYPE WATER SYSTEM PRIOR TO BEGINNING GRADINGOPERATIONS TO PREVENT VISIBLE EMISSIONS OF DUST FROM CROSSING THE TRACT BOUNDARY LINE AND FROM EXTENDING MORETHAN 100 FEET BEYOND THE ACTIVE CONSTRUCTION AREA; THE MOISTURE CONTENT SHALL BE MAINTAINED AT LEAST 70% OF THEOPTIMUM SOIL MOISTURE CONTENT. REQUIRED DEPTH OF WATER PENETRATION TO BE DETERMINED BY GRADING CONTRACTOR'SFIELD SUPERINTENDENT AND SOILS ENGINEER, AND SHALL BE APPROVED BY THE RESPONSIBLE PERSON AND THE CITY ENGINEER.4. PRIOR TO CLEARING AND GRUBBING, PREWATER PLANT MATERIAL TO REMOVE DUST.5. SITE WATERING SHALL BE DONE BY WATER TRUCKS UNTIL COMPLETION OF GRADING. THIS WATERING SHALL BE DONE ASNECESSARY TO PREVENT VISIBLE EMISSIONS OF DUST FROM CROSSING THE TRACT BOUNDARY LINE AND FROM EXTENDING MORETHAN 100 FEET BEYOND THE ACTIVE CONSTRUCTION AREA; THE MOISTURE CONTENT SHALL BE MAINTAINED AT LEAST 70% OF THEOPTIMUM SOIL MOISTURE CONTENT, AND AS APPROVED BY CITY ENGINEER.6. SITE WATERING AND/OR STABILIZATION SHALL BE UTILIZED ON GRADED AREAS AFTER GRADING IS COMPLETED. THIS STABILIZATIONIS TO BE DONE AS NECESSARY TO PREVENT VISIBLE EMISSIONS OF DUST FROM CROSSING THE TRACT BOUNDARY LINE AND FROMEXTENDING MORE THAN 100 FEET BEYOND THE ACTIVE CONSTRUCTION AREA; THE MOISTURE CONTENT SHALL BE MAINTAINED ATLEAST 70% OF THE OPTIMUM SOIL MOISTURE CONTENT. SITE WATERING MAY BE TERMINATED UPON SOIL STABILIZATION (MEASURESDISCUSSED IN NOTE 14, PERMANENT AUTOMATIC IRRIGATION OR COMPLETED IMPROVEMENTS) AND WHEN APPROVED BY THE CITYENGINEER.7. SITE WATERING SHALL BE DONE BY TRUCKS ON DIRT ROADWAYS USED BY CONSTRUCTION TRAFFIC. THIS WATERING IS TO BE DONEAS NECESSARY TO PREVENT VISIBLE EMISSIONS OF DUST FROM CROSSING THE TRACT BOUNDARY LINE AND FROM EXTENDING MORETHAN 100 FEET BEYOND THE ACTIVE CONSTRUCTION AREA; THE MOISTURE CONTENT SHALL BE MAINTAINED AT LEAST 70% OF THEOPTIMUM SOIL MOISTURE CONTENT.8. A SPEED LIMIT OF 15 MILES PER HOUR SHALL BE ENFORCED ON ALL DIRT ROADS FOR ALL CONSTRUCTION VEHICLES.9. WHEN LOCAL WIND GUSTS EXCEED 25 MPH OR ARE PREDICTED BY AQMD OR DURING 1ST AND 2ND STAGE SMOG ALERTS, THEDIRECTIONS THROUGHOUT THIS PLAN RELATED TO WATERING, SOIL STABILIZATION AND COVERING OF HAUL VEHICLES SHALL BEADHERED TO INCLUDING THE FOLLOWING ACTIONS RELATING TO THESE SPECIFIC CATEGORIES:EARTH MOVING - GRADING ACTIVITY SHALL BE SUSPENDED. WATER AND STABILIZER SHALL BE APPLIED TO ALL DESTABILIZED SOILS.DISTURBED SURFACE AREA - APPLY WATER TO ALL UNSTABILIZED DISTURBED AREAS FOUR (4) TIMES PER DAY. IF THERE IS ANY EVIDENCE OF WIND DRIVEN FUGITIVE DUST, WATERING FREQUENCY IS INCREASED AS NEEDED TO PREVENT VISIBLE EMISSIONS OF DUST FROM CROSSING THE TRACT BOUNDARY LINE AND FROM EXTENDING MORE THAN 100' BEYOND THE ACTIVE CONSTRUCTION AREA OR AS APPROVED BY THE CITY ENGINEER.UNPAVED ROADS - APPLY WATER TWICE PER HOUR DURING ACTIVE OPERATION.OPEN STORAGE PILES - APPLY WATER TWICE PER HOUR OR INSTALL TEMPORARY COVERINGS.10. SOIL STOCKPILE AREAS SHALL BE WATERED AND COMPACTED TO FORM A CRUST UNTIL SOIL STABILIZER IS APPLIED.11. TEMPORARY 6' CHAIN LINK FENCE WITH WINDSCREEN:STEEL POSTS TO BE 214" DIAMETER @ 8' O.C. WITH 158" DIAMETER STEEL TOP RAILS. POSTS TO BE EMBEDDED 3' INTO NATIVE SOIL. WINDSCREEN TO BE PLACED ON THE NORTH OR WEST SIDE OF FENCE. ATTACH WINDSCREEN TO FENCE WITH METAL GROMMETS @ 2' O.C. ON TOP AND BOTTOM. PLACE GROMMETS @ 2' O.C. VERTICALLY AT EVERY POST.12. NOT USED13. NO SOIL STABILIZATION/DUST MITIGATION MEASURES ARE REQUIRED ON AREAS LEFT IN THEIR NATURAL UNDISTURBED CONDITION.14. SOIL STABILIZATION/DUST MITIGATION MEASURES SHALL BEGIN PRIOR TO THE GRADING OF EACH AREA. WATERING MEASURESSHALL BE USED FOR PERIODS UP TO 4 DAYS BEFORE AND AFTER GRADING TERMINATES UNLESS OTHERWISE APPROVED BY THE CITYENGINEER. AFTER 4 DAYS OF NO GRADING ACTIVITY OR BUILDING ACTIVITY, SURFACE SOIL STABILIZATION SHALL BE APPLIED. ALLSOILS STABILIZATION MATERIALS SHALL BE COLORED (WHITE IS ACCEPTABLE) FOR CONFIRMATION OF APPLICATION. PRODUCTOPTIONS ARE AS FOLLOWS:1. SOIL-SEMENT (ACRYLIC POLYMER EMULSION) 180 GALLONS OF CONCENTRATE PER ACRE. DILUTE 9PARTS WATER TO 1 PART CONCENTRATE (6 MONTH COATING.) NO FOOT OR VEHICULAR TRAFFIC ALLOWED.2. ENVIROTAC II (ACRYLIC POLYMER EMULSION) 150 GALLONS OF CONCENTRATE PER ACRE. DILUTE TO 10 PARTS WATER TO 1PART CONCENTRATE (6 MONTH COATING.) NO FOOT OR VEHICULAR TRAFFIC ALLOWED.3. ENVIROTAC II (ACRYLIC POLYMER EMULSION) 180 GALLONS OF CONCENTRATE PER ACRE. DILUTE TO 8PARTS WATER TO 1 PART CONCENTRATE (1 YEAR COATING.) NO FOOT OR VEHICULAR TRAFFIC ALLOWED.4. FIBER-SORB (NATURAL WOOD FIBER BY-PRODUCT) 112" LAYER, APPROXIMATELY 100 TONS PER ACRE (6 MONTH COATING.)FOOT TRAFFIC AND MINIMAL VEHICULAR TRAFFIC ALLOWED.5. COMPOSITE OF 300 GALLONS OF ENVIROTAC II (CONCENTRATED), 600 POUNDS OF PAPER FIBER MULCH AND 8 PARTSWATER. INGREDIENTS TO BE MIXED AND APPLIED WITH A HYDRO SEED SPRAY RIG. THE AMOUNTS LISTED ARE PER ACRE.MATERIAL CERTIFICATES ARE TO BE PROVIDED BY APPLICATOR UPON COMPLETION OF STABILIZATION.6. REVEGETATION WITH TALL GRASS SUCH AS BARLEY OR OTHER EQUAL PLANTING MATERIAL THAT RESULTS IN 75 PERCENTGROUND COVERAGE PROVIDED THAT AN ACTIVE WATERING SYSTEM IS IN PLACE AT ALL TIMES.15. THE PROJECT PROPONENT SHALL NOTIFY THE SCAQMD 24 HOURS PRIOR TO THE INITIATION OF EARTH MOVING ACTIVITIES.16. WHEEL CLEANING DEVICES OR PROCESSES SHALL BE LOCATED AT ALL DIRT ROADWAYS TO ASPHALT TRANSITIONS AND AT ALLOTHER LOCATIONS AS DIRECTED BY THE CITY ENGINEER.17. THE LOCATION OF THE PERIMETER FENCE SHALL BE CONSIDERED TEMPORARY, UNTIL SUCH TIME AS THE PERIMETER WALL OF THEPROJECT IS IN PLACE. THIS TEMPORARY LOCATION SHOULD PROVIDE FOR ADEQUATE SIGHT DISTANCE AT INTERSECTIONS, BYMEANS OF A SETBACK OF A SUFFICIENT ANGLE TO ALLOW FOR A SAFE STOPPING DISTANCE. AFTER A REASONABLE PERIOD OFTIME, THE TEMPORARY PERIMETER FENCING AND SAND SHIELD WILL BE MOVED BACK FROM THE PROPERTY LINE.18. THE PROJECT OWNER WILL DESIGNATE A FULL TIME RESPONSIBLE PERSON AVAILABLE 24 HOURS A DAY 7 DAYS A WEEK. THISINDIVIDUAL IS AVAILABLE FOR ANY ISSUES OR PROBLEMS PERTAINING TO FUGITIVE DUST MITIGATION. THE RESPONSIBLE PERSONPRIMARY DUTY IS TO OVERSEE DUST CONTROL ON THE SITE AND THEY ARE AUTHORIZED TO DEPLOY ADDITIONAL WATER TRUCKS,INSTALL WIND FENCING, CONTRACT FOR STREET SWEEPING AND CHEMICAL DUST SUPPRESSANT APPLICATION OR ANY OTHERMITIGATION MEASURES NECESSARY TO PREVENT VISIBLE EMISSIONS OF DUST FROM CROSSING THE TRACT BOUNDARY LINE AND/ORFROM EXTENDING MORE THAN 100' BEYOND THE ACTIVE CONSTRUCTION AREA.19. THE RESPONSIBLE PERSON SHALL DOCUMENT ALL ACTIVITIES ON A DAILY BASIS.CONSTRUCTION SCHEDULING - PHASING OF ACTIVITIES"A" (SITE PREPARATION AND MOBILIZATION)"B" (GRADING)"C" (UTILITY CONSTRUCTION, OFF-SITE UTILITY, AGGREGATE BASE AND PAVING)"D" (STRUCTURES, HARDSCAPE, LANDSCAPE, FINE DRAINAGE AND PERIMETER WALLS/FENCING)1. NON-ACTIVE AREAS SHOULD BE STABILIZED AS SOON AS PRACTICAL AFTER THE CESSATION OF SOIL DISTURBINGACTIVITIES OR ONE DAY PRIOR TO THE ONSET OF PRECIPITAION.2. MONITOR THE WEATHER FORECAST FOR RAINFALL3. WHEN RAINFALL IS PREDICTED, ADJUST THE CONSTRUCTION SCHEDULE TO ALLOW FOR IMPLEMENTATION OF SOILSTABILIZATION AND SEDIMENT TREATMENT CONTROLS ON ALL DISTURBED AREAS PRIOR TO THE ONSET OF RAIN4. BE PREPARED YEAR ROUND TO DEPLOY EROSION CONTROL AND SEDIMENT CONTROL BMPS. EROSION MAY BECAUSED DURING THE DRY SEASON BY UN-SEASONAL RAINFALL, WIND, AND VEHICLE TRACKING. KEEP THE SITESTABILIZED YEAR ROUND AND RETAIN AND MAINTAIN RAINY SEASON SEDIMENT TRAPPING DEVICES IN OPERATIONALCONDITION.ATTENDEE ROSTERNAME COMPANY NAME AND AREA OF RESPONSIBLITYDATE ANDLOCATIONTOPIC OF TRAININGTRAINING DOCUMENTATION - QUALIFIED SWPPP PRACTITIONER: ALLEN JANISCH (QSP # 20448)SWPPP AMENDMENT LOGAMENDMENTNO.DATE BRIEF DESCRIPTION OF AMENDMENT PREPARED BYXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXDABCADDITIONAL SWPPP MEASURESIMPLEMENTATIONTHIS PLAN SHALL BECOME EFFECTIVE IMMEDIATELY UPON ACCEPTANCE BY ALL APPLICABLE AGENCIES. BMPS SHALL BEIMPLEMENTED IMMEDIATELY CORRESPONDING TO SOIL DISTURBANCE AND IN THE INSTANCE OF A FORECASTED 50% ORGREATER CHANCE OF A RAINSTORM EVENT IN THE PROJECT AREA.AVAILABILITY AND RESPONSIBILITYTHIS PLAN SHALL BE MADE AVAILABLE BY THE LRP TO THE CONTRACTOR (RESPONSIBLE PARTY) WHO SHALL MAINTAIN ACOPY ON SITE DURING THE COURSE OF CONSTRUCTION. THE CONTRACTOR SHALL PROVIDE A COPY TO ALLSUBCONTRACTORS UNDER HIS DIRECTION. THE RESPONSIBILITY FOR THE SUBCONTRACTORS' COMPLIANCE IS THAT OF THECONTRACTOR.REQUIRED CHANGESIF, DURING THE PERIOD OF THIS PLAN, CONDITIONS CHANGE WHICH CAUSE THIS PLAN TO BE INEFFECTIVE IN MEETING THEBASIC OBJECTIVES, THE PLAN SHALL BE APPROPRIATELY AMENDED AND ALL RESPONSIBLE PARTIES SHALL BE GIVEN A COPYOF THE AMENDED PLAN WITH SPECIFIC INSTRUCTIONS ON THAT WHICH HAS CHANGED IN THE PLAN. THE CONTRACTOR INHIS ROLE AS A RESPONSIBLE PARTY TO THIS PLAN SHALL REPORT TO THE OWNER WITHIN 24 HOURS OF DISCOVERY ANYCONDITIONS WHICH COULD CAUSE THE DISCHARGE OF POLLUTANTS FROM THE SITE IN AN AMOUNT, LOCATION, ORMANNER NOT ANTICIPATED AND DESIGNED FOR IN THIS PLAN.SOURCE IDENTIFICATIONDURING THE COURSE OF GRADING OF THIS PROJECT THE FOLLOWING SOURCES OF POLLUTION MAY BE FOUND TO EXISTON THE CONSTRUCTION SITE:1). PETROCHEMICAL PRODUCTS, PRIMARILY GASOLINE AND MOTOR OIL, INCLUDING THOSE CONTAINED WITHIN MOTORVEHICLES AND MACHINERY FOR THEIR INDIVIDUAL OPERATIONS, OR FOR MINOR FLEET MAINTENANCE.2). OTHER CHEMICALS AND CHEMICAL COMPOUNDS SPILLED EITHER DURING CONSTRUCTION OR WHICH HAD BEENPREVIOUSLY SPILLED OR DUMPED AT THE SITE.3). ASPHALT PAVING MATERIALS BEING STORED OR AWAITING TRANSFER.4). CONSTRUCTION DEBRIS AND TRASH GENERATED DURING THE COURSE OF CONSTRUCTION OF THE PROJECT.POLLUTION CONTROL PRACTICESMINIMIZING CONTACT--THE DEVELOPER, THE CONTRACTOR AND HIS SUBCONTRACTORS SHALL ATTEMPT TO MINIMIZECONTACT OF CONSTRUCTION MATERIALS, EQUIPMENT, AND VEHICLES WITH STORM WATER. THIS INCLUDES BUT IS NOTLIMITED TO NOT STORING SUCH ITEMS IN DESIGNED DRAINAGE SWALES OR DRAINAGE AREAS, THE OVERCOVERING OFSUCH MATERIALS THAT MAY BE ERODED DURING STORM EVENTS, AND THE PROHIBITION OF THE STORAGE OF CHEMICALSOR PETROCHEMICAL PRODUCTS OTHER THAN IN SECURED CONTAINERS DESIGNED TO WITHSTAND IMPACTS BY FLOODINGOF UP TO 100 YEAR STORM EVENTS.CONSTRUCTION (GRADING) LOADING, UNLOADING, ACCESS AREAS--THE DEVELOPER, THE CONTRACTOR AND HISSUBCONTRACTORS SHALL IDENTIFY AREAS WITHIN EACH AREA OF CONSTRUCTION THAT CAN BE USED FOR LOADING ANDUNLOADING WHICH WILL MINIMIZE THE CHANCES OF DISCHARGE OF POLLUTANTS FROM THE SITE. THESE AREAS SHALL BEDENOTED ON THE SITE PLAN INCLUDED IN THE SWPPP. ANY CHANGES TO THESE AREAS MUST BE APPROVED BY THEINSPECTOR IF HE FINDS THE CHANGE NECESSARY AND ALSO CONSISTENT WITH THE OBJECTIVES OF THE SWPPP.PRECONSTRUCTION PRACTICES--PRIOR TO COMMENCEMENT OF CONSTRUCTION/GRADING FOR EACH AREA, THEDEVELOPER, CONTRACTOR, AND INSPECTOR SHALL MEET TO REVIEW THE SPECIFIC CONDITIONS THAT AFFECT THAT AREA.IF ADDITIONAL CONTROL METHODS ARE NEEDED THE PLAN MAY BE AMENDED AS SET FORTH IN SECTION 5.0.EQUIPMENT STORAGE, CLEANING, AND MAINTENANCE--EQUIPMENT, INCLUDING VEHICLES, MAY BE STORED (PARKED) ONTHE CONSTRUCTION SITE AS LONG AS IT IS IN GOOD REPAIR. CLEANING OF VEHICLES IS LIMITED TO THE USE OF WATER. NOSOLVENTS MAY BE APPLIED EXTERNALLY TO ANY EQUIPMENT, INCLUDING VEHICLES ON THE SITE. MINOR MAINTENANCEMAY BE CONDUCTED BUT NO OVERHAULING IS ALLOWABLE UNLESS APPROVED BY THE INSPECTOR INCLUDING A SPECIFICPLAN FOR CONTAINMENT AND DISPOSAL OF ANY PETROCHEMICAL, OR OTHER CHEMICALS OR BYPRODUCTS INCLUDINGEFFECTED SOILS RESULTING FROM THE MAINTENANCE WORK.ON-SITE STORAGE AND DISPOSAL OF CONSTRUCTION MATERIALS--CONSTRUCTION MATERIALS SHALL BE STORED IN A MANNERCONSISTENT WITH NORMAL CONSTRUCTION PRACTICES AND THIS PLAN PRIOR TO THEIR DEPLOYMENT. MATERIALS AWAITINGREMOVAL FROM THE SITE SHALL BE CONTAINED WITHIN DUMPSTERS, OR IN AGGREGATED PILES/AREAS AND SHALL BE REMOVEDFROM THE SITE IN NO MORE THAN 15 WORKING DAYS. ANY MATERIALS THAT ARE KNOWN TO CONTAIN ANY OF THEPOLLUTANTS CITED IN SECTION 6.0 OF THIS PLAN SHALL BE SEGREGATED FROM OTHER MATERIALS.FILL MATERIALS--ALL FILL MATERIALS SHALL COME FROM SOILS EXCAVATED ON THE SITE UNLESS APPROVED BY THE INSPECTOR.ANY IMPORTED FILL MATERIALS SHALL BE INSPECTED BY THE INSPECTOR PRIOR TO PLACEMENT ON THE SITE. IT SHALL BE THECONTRACTOR'S RESPONSIBILITY TO INSURE THAT SUCH IMPORTED MATERIAL IS FREE OF POLLUTION.EROSION AND SEDIMENT CONTROLTHE CONTROL PRACTICES START WITH PRECONSTRUCTION PREPARATION OF THE SITE, CONTINUE THROUGH THE CONSTRUCTIONPERIOD, AND END WITH PROJECT CLEANUP AND COMPLETION.PRECONSTRUCTION/PREGRADING--EACH SITE SHALL BE THOROUGHLY WATERED PRIOR TO COMMENCEMENT OF GRADINGAND CONSTRUCTION ACTIVITIES.CONSTRUCTION/GRADING--EACH AREA UNDER CONSTRUCTION SHALL BE MAINTAINED IN A MANNER TO MINIMIZE WIND ANDWATER EROSION FROM THE DISTURBED PORTIONS OF THE SITE. THE CONTRACTOR SHALL EMPLOY THE USE OF WATERING, SANDBAG BARRIERS, CHEMICAL SOIL STABILIZATION, WIND SCREENS AND FENCING AND RETENTION BASINS AS SHOWN ON THESWPPP EXHIBIT. THE LONGER A DISTURBED PORTION OF THE SITE IS LIKELY TO BE LEFT EXPOSED AND OUT OF THE PATH OFONGOING WORK ACTIVITIES, THE MORE PERMANENT THE STABILIZATION TECHNIQUE THAT SHALL BE EMPLOYED. FOR ALLVEHICULAR TRIPS TO AND FROM THE SITE CARRYING SOILS, TIRE WASHING AND LOAD COVERING SHALL BE EMPLOYED. ALLSTABILIZATION BMP'S (BEST MANAGEMENT PRACTICES) SHALL BE MONITORED AND REPAIRED OR REPLACED IF NEEDED.POST-CONSTRUCTION/GRADING-ALL REQUIRED LANDSCAPING SHALL BE INSTALLED BY PROJECT COMPLETION. IF THE PLANTINGIS COMPLICATED BY THE WEATHER, INABILITY TO ACQUIRE PARTICULAR MATERIALS, BY EXTREME SLOPES, OR DUE TO WINDYCONDITIONS, SOIL STABILIZERS SHALL BE USED TO MINIMIZE THE EROSION. ALL LANDSCAPED AREAS WILL BE IRRIGATED BYAUTOMATIC SYSTEMS.WASTE MANAGEMENT AND DISPOSALALL WASTES, INCLUDING EQUIPMENT MAINTENANCE WASTE, DISPOSED AT THE SITE OR REMOVED FROM THE SITE FOR DISPOSALSHALL BE DISPOSED OF IN COMPLIANCE WITH APPLICABLE FEDERAL, STATE, AND/OR AGENCY LAWS AND ORDINANCES ANDSHALL BE IN COMPLIANCE WITH THIS PLAN.MAINTENANCE, INSPECTION AND REPAIRTHE DEVELOPER IS RESPONSIBLE FOR THE MAINTENANCE OF ALL PERMANENT INSTALLATIONS NECESSARY FOR THE EFFECTIVECOMPLIANCE WITH THIS PLAN. ANY DEFECTS DISCOVERED SHALL BE CORRECTED AS QUICKLY AS POSSIBLE.TRAININGTHE DEVELOPER AND THE CONTRACTOR SHALL REVIEW THE REQUIREMENTS FOR MONITORING AND REPORTING SET FORTH INSECTION 15.0 AND SHALL DETERMINE THE PERSONNEL TO BE RESPONSIBLE.LIST OF CONTRACTORS/SUB CONTRACTORSUPON THE DETERMINATION OF THE PRIME CONTRACTOR THE DEVELOPER SHALL INCLUDE AS PART OF THIS PLAN THE NAME OFTHE FIRM, THE NAME OF THE CONSTRUCTION SUPERINTENDENT, AND TELEPHONE NUMBER(S) WHERE A PERSON OF AUTHORITY INTHE FIRM MAY BE REACHED 24 HOURS A DAY.PUBLIC ACCESSTHIS REPORT SHALL BE AVAILABLE FOR REVIEW BY MEMBERS OF THE PUBLIC, OR BY AFFECTED PUBLIC AGENCIES UPON REQUEST.MONITORING PROGRAM AND REPORTING REQUIREMENTSGENERAL-OWNER WILL CONDUCT, OR CAUSE TO HAVE CONDUCTED, SITE INSPECTIONS BOTH BEFORE AND AFTER A MAJORSTORM EVENT AND AT 24-HOUR INTERVALS DURING EXTENDED RAIN EVENTS TO IDENTIFY THE POINTS OF STORM WATER RUNOFFFROM THE SITE AND TO EVALUATE WHETHER THE PRACTICES SET FORTH IN THIS PLAN HAVE BEEN ADEQUATE TO PREVENT THESIGNIFICANT DISCHARGE OF POLLUTANT LOADINGS IDENTIFIED IN THIS SWPPP. A RECORD OF THESE INSPECTIONS, INCLUDINGTHE DATE OF THE INSPECTION(S), ANY OBSERVATIONS, AND THE INDIVIDUAL(S) PERFORMING THE INSPECTIONS, SHALL BEMAINTAINED. IN ADDITION, OWNER SHALL ANNUALLY CERTIFY THAT THE CONSTRUCTION ACTIVITIES ARE IN COMPLIANCE WITHTHESE PROVISIONS. ADDITIONALLY, REGULARLY SCHEDULED INSPECTIONS SHALL TAKE PLACE WEEKLY DURING THE RAINYSEASON AND EVERY 2 WEEKS DURING THE NON-RAINY SEASON.NONCOMPLIANCE NOTIFICATIONS MUST BE SUBMITTED TO THE REGIONAL BOARD WITHIN 30 DAYS OF IDENTIFICATION OFNONCOMPLIANCE. NOTIFICATIONS SHALL IDENTIFY THE TYPE(S) OF NONCOMPLIANCE, DESCRIBE THE ACTIONS NECESSARY TOACHIEVE COMPLIANCE AND INCLUDE A TIME SCHEDULE, SUBJECT TO MODIFICATIONS BY THE REGIONAL BOARD, INDICATINGWHEN COMPLIANCE WILL BE ACHIEVED.RECORDS--ALL RECORDS, INCLUDING INSPECTION REPORTS, COMPLIANCE CERTIFICATIONS, AND NON-COMPLIANCEREPORTING MUST BE RETAINED FOR A PERIOD OF AT LEAST FIVE YEARS.REQUIRED CHANGES--THE REGIONAL WATER QUALITY CONTROL BOARD MAY REQUIRE OWNER TO CONDUCT ADDITIONALINSPECTIONS, SUBMIT REPORTS AND CERTIFICATIONS, OR TO PERFORM SAMPLING AND ANALYSIS.EROSION CONTROL NOTES1. IN CASE EMERGENCY WORK IS REQUIRED, CONTACT THE QSP AT (760) 320-9811.2. EQUIPMENT AND WORKERS FOR EMERGENCY WORK SHALL BE MADE AVAILABLE AT ALL TIMES DURING THE RAINYSEASON. ALL NECESSARY MATERIALS SHALL BE STOCKPILED ON SITE AT CONVENIENT LOCATIONS TO FACILITATE RAPIDCONSTRUCTION OF TEMPORARY DEVICES WHEN RAIN IS EMINENT.3. DEVICES SHOWN ON PLANS SHALL NOT BE MOVED OR MODIFIED WITHOUT THE APPROVAL OF THE CITY ENGINEERINGINSPECTOR.4. THE CONTRACTOR SHALL RESTORE ALL EROSION CONTROL DEVICES TO WORKING ORDER TO THE SATISFACTION OF THECITY ENGINEER AFTER EACH RUN-OFF PRODUCING RAINFALL.5. THE CONTRACTOR SHALL INSTALL ADDITIONAL EROSION CONTROL MEASURES AS MAY BE REQUIRED BY THE CITYENGINEER DUE TO UNCOMPLETED GRADING OPERATIONS OR UNFORESEEN CIRCUMSTANCES WHICH MAY ARISE.6. THE CONTRACTOR SHALL BE RESPONSIBLE AND SHALL TAKE NECESSARY PRECAUTIONS TO PREVENT PUBLIC TRESPASSONTO AREAS WHERE IMPOUNDED WATERS CREATE A HAZARDOUS CONDITION.7. ALL EROSION CONTROL MEASURES PROVIDED PER THE APPROVED GRADING PLAN SHALL BE INCORPORATED HEREON.8. ALL REMOVABLE PROTECTIVE DEVICES SHOWN SHALL BE IN PLACE AT THE END OF EACH WORKING DAY WHEN THE FIVE(5) DAY RAIN PROBABILITY FORECAST EXCEEDS FORTY PERCENT (40%). SILT AND OTHER DEBRIS SHALL BE REMOVED AFTEREACH RAINFALL.9. ALL GRAVEL BAGS SHALL HAVE 3/4 INCH MINIMUM AGGREGRATE.ADDITIONAL NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES) NOTES1. THE GRADING EQUIPMENT SHALL BE CLEANED ON SITE IN TEMPORARY GRAVEL CONSTRUCTION AREA AND WHEELSCLEANED AT WHEEL WASHING AREA AT STABILIZED ENTRANCE PRIOR TO LEAVING THE SITE.2. ALL CONCRETE VEHICLES, EQUIPMENT AND MATERIALS WASHING SHALL BE RESTRICTED TO CONCRETE TRUCK WASHOUTAND ALL MINOR MAINTENANCE OF CONSTRUCTION EQUIPMENT SHALL BE RESTRICTED TO TEMPORARY PAVEDCONSTRUCTION AREA.3. GATE-CONTROLLED TRUCK/CONSTRUCTION ACCESS POINT. Jesus Herrera-Cortes08/27/2021
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