Summary of TMDL Approvals in Colorado Number of 303(d)(1) TMDL’s approved: 293 APPROVED POINT SOURCE TMDLs Waterbody Name TMDL Parameter/ Section Section Point Source Approval Date Pollutant 303(d)(1) 303(d)(3) TMDL TMDL Ryan Gulch Zn X HP Company 11/12/96 (Trib to Big Loveland Thompson) CO0044300 COSPBT04 South Platte River TRC X Excel Corp. “ (Seg 2/ ammonia X Ft. Morgan L. S. Platte River) CO0044270 COSPLS02 Dry Creek Cr III X American Atlas #1 LTD “ (Seg 4/ Cr VI X CO0042447 L. Colorado River) COLCLC04 Wetlands Trib to Fecal Coli X Aspen Glen W & S District “ Roaring Fork River TRC X CO0044750 COUCRF03 Ammonia X Leyden Creek ammonia X Public Service Co. of Colorado; 12/03/96 (Seg 18a/Clear boron X Leyden Gas Storage Plant Creek/S. Platte) chloride X CO0001279 (Listed as "Barbara TRC X Gulch" on 1996 303(d) cyanide X list) fecal coli X fluoride X COSPCL18A nitrate X nitrite X sulfate X sulfide X antimony X arsenic X barium X beryllium X cadmium X chromium (tri) X chromium (hex) X copper X iron X lead X manganese X mercury X Leyden Creek cont. nickel X Public Service Co. of Colorado; 12/03/96 radium 226+228 X Leyden Gas Storage Plant selenium X CO0001279 silver X thallium X uranium X zinc X Cripple Creek* Mn X Cripple Creek & Victor Gold Mining 12/11/96 COARUA21 Cd X Company CO0024562 Cu X Pb X Zn X Hg X updated 08/28/00 Page 1 of 14 APPROVED POINT SOURCE TMDLs Waterbody Name TMDL Parameter/ Section Section Point Source Approval Date Pollutant 303(d)(1) 303(d)(3) TMDL TMDL South Platte River* fecal Coli X Lockheed Martin 12/11/96 COSPUS06L2 TRC X CO0001511 ammonia X Roxborough nitrite X Park As X (only fecal Cd X coli, ammonia, TRC, P) Cr(III) X CO0022942 Cr(VI) X CO0041645 Cu X CN X Fe X Pb X Mn X Hg X Ni X Se X Ag X Zn X phosphorus X Lightner Creek* fecal coli X Joe & Cheryl Amorelli 12/11/96 COSJAF14 TRC X CO0026468 ammonia X Clear Creek* ammonia X City of 12/11/96 COSPCL11 fecal coli X Idaho Springs TRC X CO0041068 Cu X Pb X Hg X Ag X Sand Creek* benzene X Chase Terminal Co. 12/11/96 COSPUS16 CO0043052 Conoco, Inc. South Platte CO0001147 River* Colorado Refining Co. COSPUS15 CO0001210 Phillips Pertroleum Co. CO0043362 Diamond Shamrock CO0043842 Chemical Sales Co. Wetlands Trib to fecal coli X Aspen Glen W&S 12/11/96 Roaring Fork River** TRC X District COUCRF03 ammonia X CO0044750 West Fork of Clear cadmium X Climax Molybdenum 02/03/97 Creek* manganese X CO0041467 (Seg. 7) zinc X COSPCL07 chromium VI X copper X Woods Creek* iron X (Seg. 5) lead X COSPCL05 mercury X nickel X silver X chromium III X uranium X TRC X updated 08/28/00 Page 2 of 14 APPROVED POINT SOURCE TMDLs Waterbody Name TMDL Parameter/ Section Section Point Source Approval Date Pollutant 303(d)(1) 303(d)(3) TMDL TMDL Troublesome Creek** cyanide X West Jefferson County Metro Dist. 02/03/97 (Seg. 5) TRC X CO0020915 ammonia X COSPBE05 arsenic X cadmium X chromium III X chromium VI X copper X iron X lead X manganese X mercury X nickel X selenium X silver X zinc X fecal coli X Bear Creek* fecal coli X Evergreen Metro Dist. 02/03/97 (Seg. 1a) TRC X CO0031429 ammonia X Kittredge San. and Water Dist. COSPBE01A mercury X CO0023841 arsenic X Genessee Water and San. Dist. cadmium X CO0022951 chromium III X West Jefferson County Metro Dist. chromium VI X CO0020915 copper X iron X lead X manganese X mercury X nickel X selenium X silver X zinc X cyanide X Arkansas River fecal coli X Salida 02/03/97 (Seg. 3) TRC X CO0040339 ammonia X COARUA03 cyanide X mercury X nickel X selenium X silver X zinc X South Platte River fecal coli X Sterling 02/03/97 (Seg. 1/ TRC X CO0026247 Lower S. Platte) cyanide X ammonia X COSPLS01 arsenic X cadmium X chromium III X chromium VI X copper X iron X lead X manganese X mercury X nickel X selenium X silver X zinc X Boulder Creek* manganese X Boulder 02/03/97 (Seg. 9) CO0024147 COSPBO09 updated 08/28/00 Page 3 of 14 APPROVED POINT SOURCE TMDLs Waterbody Name TMDL Parameter/ Section Section Point Source Approval Date Pollutant 303(d)(1) 303(d)(3) TMDL TMDL South Platte River fecal coli X Sterling 02/06/97 (Seg. 1/Lower S. TRC X CO0026247 Platte)* cyanide X ammonia X COSPLS01 mercury X nickel X selenium X silver X zinc X arsenic X cadmium X chromium III X chromium VI X copper X iron X lead X manganese X Arkansas River fecal coli X Salida 02/06/97 (Seg. 3) TRC X CO0040339 ammonia X COARUA03 cyanide X mercury X nickel X selenium X silver X zinc X arsenic X cadmium X chromium III X chromium VI X copper X iron X lead X Clear Creek* fecal coli X CDOT Eisenhower 04/02/97 (Seg. 1) TRC X Tunnel CO0026069 COSPCL01 ammonia X West Fork of Clear fecal coli X Town of Empire 04/02/97 Creek* TRC X WWTF CO0020575 (Seg. 5) ammonia X COSPCL05 Fountain Creek Chromium (TR) X Martin 05/06/97 (Seg. 2) Copper (PD) X Drake Power Iron(TR) X Plant COARFO02 Iron (PD) X CO0000850 Zinc (PD) X TRC X Turkey Creek* TRC X Tiny Town 05/06/97 (Seg. 5) ammonia X CO0036129 COSPUS05 fecal coli X updated 08/28/00 Page 4 of 14 APPROVED POINT SOURCE TMDLs Waterbody Name TMDL Parameter/ Section Section Point Source Approval Date Pollutant 303(d)(1) 303(d)(3) TMDL TMDL Unnamed Tributary of Arsenic(TR) X Bradley Environmental Services 05/06/97 Coal Creek Cadmium(PD) X CO0045039 (Seg. 15 and 16) Chrom. III(TR) X Chrom.VI (Total) X COSPUS16 Copper(PD) X Iron(TR) X Lead(PD) X Manganese(TR) X Mercury(Total) X Selenium(PD) X Zinc(PD) X Benzene X Trichloroethene X Tetrachloroethene X Naphthalene X Nitrate X Nitrite X Sulfate X Fish Creek* Iron (TR) X Seneca Coal Company 06/02/97 (Seg. 13b of Yampa CO0000221 River) COUCYA13B Little Thompson* TRC X Town of Johnstown 06/02/97 (Seg. 9 of Big ammonia X CO0021156 Thompson) fecal coli X COSPBT09 Cripple Creek* (Seg. Cadmium X Cresson Project (Cripple Creek & 07/31/97 21 of Upper Arkansas Copper X Victor Gold Mining Co) Sub-basin of Arkansas Iron X CO0045225 River) Lead X COARUA21 Zinc X Cherry Creek* Fecal Coliform X City of Glendale WWTF 07/31/97 (Segment 3, Cherry TRC X CO0020095 Creek Sub-basin of Total Ammonia X the South Platte) Cyanide (WAD) X Total Mercury X COSPCH03 Arsenic X Cadmium X Chromium (tri) X Chromium (hex) X Copper X Iron X Lead X Manganese X Nickel X Selenium X Silver X Zinc X Lake Fork of the TRC X Lake City WWTF 07/31/97 Gunnison River* Fecal Coliform X CO0040673 (Segment 30 of the Total Ammonia X Upper Gunnison River Sub-basin of the Gunnison and Lower Dolores River Basins) COGUUG30 updated 08/28/00 Page 5 of 14 APPROVED POINT SOURCE TMDLs Waterbody Name TMDL Parameter/ Section Section Point Source Approval Date Pollutant 303(d)(1) 303(d)(3) TMDL TMDL Monument Creek TRC X Tri-Lakes 07/31/97 (Segment 6 of Ammonia X WWTF Fountain Creek Sub- Fecal Coliform X CO0020435 basin of the Arkansas Cyanide(WAD) X River Basin) Arsenic X COARFO06 & 7 Cadmium X Chromium (tri) X Chromium (hex) X Copper X Iron X Lead X Manganese X Mercury X Nickel X Selenium X Silver X Zinc X Clear Creek* TRC X Denver Water-Moffat Water 08/20/97 (Seg. 15); Lena Gulch Treatment Plant (Seg. 16); S. Boulder CO0020524 Diversion Conduit (Seg. 17) of Clear Creek Sub-basin COSPCL15,16 & 17 Crystal River* (Seg. 8 TRC X Redstone Water and Sanitation 08/20/97 or Roaring Fork) ammonia X District COUCRF08 fecal coli X CO0023922 Tenmile Creek* Ammonia X Climax Mine 09/30/97 (Seg. 13, Blue River Boron (Total) X (Outfall 001) Subbasin, Upper TRC X CO0000248 Colorado River Basin) Free Cyanide X Nitrite X COUCBL13 Sulfide X Arsenic (PD) X Cadmium (PD) X Chromium +3 X Chromium +6 X Copper (PD) X Iron (TR) X Lead (PD) X Manganese (TR) X Mercury (Total) X Nickel (PD) X Selenium (PD) X Silver (PD) X Zinc (PD) X Michigan River (Seg 5, Fecal Coliform X City of Walden WWTF 09/30/97 of North Platte Basin) TRC X CO0020788 COUCNP05 Total Ammonia X Clear Creek*, TRC X Georgetown WWTF 09/30/97 (Segment 2 of Clear Fecal Coliform X CO0027961 Creek Sub-Basin of S. Total Ammonia X Platte River Basin) COSPCL02 Coon Trail Creek* Cadmium (PD) X Hendricks Mining Co.; 09/30/97 (Segment 3; Boulder Copper (PD) X Cross and Caribou Mines Creek) Lead (PD) X CO0032751 COSPBO03 Mercury (total) X Silver (PD) X Zinc (PD) X South Platte River* Ammonia X Sterling WWTF 09/30/97 (Segment 1) CO0026247 COSPLS01 updated 08/28/00 Page 6 of 14 APPROVED POINT SOURCE TMDLs Waterbody Name TMDL Parameter/ Section Section Point Source Approval Date Pollutant 303(d)(1) 303(d)(3) TMDL TMDL Alamosa River* Arsenic X Miser Mine 11/05/97 (Segment 3b of Cadmium X CO0045101 Alamosa River/La Jara Trivalent Cr X Creek/Conejos River Hexavalent Cr X sub-basin of the Rio Lead X Grande River Basin) Manganese X Total Mercury X CORGRG03B Nickel X Silver X South Platte* (Seg.