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SEP-15-200/3 10:36AM v FROM-AGGREGATE INDUSTRIES r/ / l lT 1// +3036656295 T-639 RECEIVED "- -' -' -~ Ah1ENDMENT NO. 7 TD CERTIlrICATION AUTffORlZATlONTODISCXARGEUNDERTN CEP 15 2003 C,DPS INDUSTRIAL GENERAL PERMIT FDR SAND AND A PRO 6NERAL PER_M~Il~on Of MinOrals 8 Ge010gy Category 25, Sub-category J - Genera(Pennits, Antandments Snnd and Gravel -Process Water & Srormwater SIC Code 1442, Sartd and Bravo! mining, washing, crushing screening arsd stockpiling. Anrendrnenr fee SS0.00 = 23°x6 ofannual fee (effectiveluly f, 2002) This perntil specifically authorizes: Aggregate Industries - WCR. lne. Patrick Ward, VicePresldent and Genera! Manager 3605 S. Teller Street Lakewood. CO 80233 (303J+985•!070 FA.C~ (303Jt71ti-SZ99 with the jaciliry contact of Jamie Guboriau, Manager, Environmental Ajjairs (303)+985-1070 rj (~'qq -03~ to dlseltargefrom jactltttes idorteifed ar the Caaley Reservoir & Fulton iVildlijr Area Pit, located inponionsojScuions 16 and 17, T2$ RtS7W, Adams County. as shown trs Figure 1 ojrho pernti6 jrom ou1ja1100/-005, as shown in Figure ? ojthe penntr and~rrther idenlifled and dercribcd in thejollowing table. --OutjaR - -- -- - ` -Descriptiiiii-stud Tiaa/mtnlt- -' -' - - - - - - Estimated Flaw-Rate - 001 Discharge jrom the settling basin prior to entering the South Alatte River. Avg. = I ~ 8 MGD OUZ Discharge jrom the settling basin prior to entering Fulton Ditch, Avg. _ !.B MGD 003-004 Discharge from the settling basin prior to entering rho Sout/I Platte River Avg. = 1.8 MCD 005 Discharge would ba in the event ofs[arm induced overflow from t/re settling basin prior to ontering an unnamed seep ditch to the Sout/r Platte River. Weather dependent The discharges are to the Sou«t Platte River, Ftrltort Ditclr and an unnanrad seep ditch. Tliis ponian ojthe South PlaaeRiveris wirliin Segmerst lS of«re Upper SoudtPlatteRiverSub-b~sin,SoudtPlaurRiverBasta. TheFuhonDitchiswithinSegmentl6cojrheUpperSouthPlaeteRiverSnb-basin,SmtthPlatreRiver Basin. Bath segments ore jaurrd in [he Classi toatlorrs and Ntua ria Standards forth South Platte River Basin (3 CCR 1002-38J, effoctiveJanvary 30, 2002. Scgtnerrt /S has beers designated Use Protected and classified for the following uses: Recreation. Class l a; Ayualic Life, Class ? (WarmJ; Water Supply; Agrtculnrre. Segment 16c has boon designated Use Protected and classified for the jo[fowing uses: Recreation, Class !a; Aquatic Lije, Class Z (WarmJ: AgricullalE, Salinity (TDSJ rnanitoring ojthe discharge will not he required. Phosphorw• monitoring ajthe dischagre toil[ nor ba required. An«degrodation review does not apply to this permit. At the time of application, the permittee eenified that they had developed and implemented a Stormwater Management Plan (SN'MPJ for [hisfaciliry. As a .condition ojthis permit, a copy afrhe SWMP must be provided to the Division upon request. Thisce~dfleatiankusbeenamradedtorefktxtheaddidoaojthreeoutfalfn OutfatlsOD3nudOD4havebeandesignatedjorusebeginningin10041005as company opcrntiorrs move rtonh. They arc being added nuw to ju fd1 a regrresr Aggregate made in Muy of 1002. Outjal! 005 would be the incidental dJschtrrge as a retch ojsrorm evens Char would caw~e overflow jrom an unnamed lake on the company's newly acyulred property, It is undermood that ar no dote wiR more thou two outfalls be operarirrg at the soma time. The perntittee is encouraged to read the general rationalefor an understanding ojhow this permit was developed and read [he permit to see what requirements exist. Jn the permit, effluent limitations and monitoring/reponing requlsemenls are specified In PansJ.B. andLC; speciatnotification requiremenlsjor effluent violoriarrs are addressed In Part lLA, All correspandenca relative to thin jaciliry sl~ordd reference the specific jaciliry number. COG•5003h1- EJleaive Julv 30.200.4 Eraires SEPTEMBER 30.2007 John K. Nieland July 30, -7003 0011001 F-590 CDMG Pcnnit No. M-~9-039 Page l This jaciliry permit conralns ?5 pagee.