List of Impaired Waters | WATERS

EPA Region 8 Impaired Waters, Cause of Impairment Group: Mercury

State	Waterbody Name	Map	State Basin Name	Location
NOTE: Click on the underlined Waterbody Name for a detailed Listed Water Report. Click on the underlined "Waterbody Map" for a map of the Listed Water.
CO	BERKELEY LAKE	Waterbody Map		HUC: 10190003 WASHINGTON PARK LAKES, CITY PARK LAKE, ROCKY MOUNTAIN LAKE, BERKELY LAKE.
CO	BOYD LAKE	Waterbody Map		LAKE LOVELAND, HORSESHOE LAKE, BOYD LAKE.
CO	BRUSH HOLLOW RESERVOIR	Waterbody Map		MAINSTEM OF EIGHTMILE CREEK, INCLUDING ALL TRIBUTARIES, WETLANDS, LAKES AND RESERVOIRS, FROM THE SOURCE TO THE MOUTH OF PHANTOM CANYON; BRUSH HOLLOW RESERVOIR
CO	CARTER LAKE	Waterbody Map		CARTER LAKE.
CO	ECHO CANYON RESERVOIR	Waterbody Map		MAINSTEM OF THE SAN JUAN RIVER FROM THE CONFLUENCE WITH FOURMILE CREEK TO SOUTHERN UTE INDIAN RESERVATION NORTHERN BOUNDARY. MAINSTEM OF MILL CREEK FROM THE SOURCE TO THE CONFLUENCE WITH THE SAN JUAN RIVER. ECHO CANYON RESERVOIR.
CO	ELKHEAD RESERVOIR	Waterbody Map		ALL LAKES AND RESERVOIRS TRIBUTARY TO THE YAMPA RIVER FROM THE SOURCE TO THE CONFLUENCE WITH ELKHEAD CREEK, EXCEPT FOR THOSE LISTED IN SEGMENT 1B. ALL LAKES AND RESERVOIRS TRIBUTARY TO ELKHEAD CREEK FROM THE SOURCE TO THE CONFLUENCE WITH THE YAMPA RIVER.
CO	FOURMILE CREEK	Waterbody Map		ALL TRIBUTARIES TO THE SOUTH PLATTE RIVER, INCLUDING ALL WETLANDS FROM A POINT IMMEDIATELY BELOW THE CONFLUENCE WITH TARRYALL CREEK TO A POINT IMMEDIATELY ABOVE THE CONFLUENCE WITH THE NORTH FORK OF THE SOUTH PLATTE RIVER, EXCEPT FOR SPECIFIC LISTINGS IN
CO	HORSESHOE LAKE	Waterbody Map		HUC: 11020006
CO	HORSETOOTH RESERVOIR	Waterbody Map		HUC: 10190007
CO	JUNIATA RESERVOIR	Waterbody Map		HUC: 14020002 ALL LAKES AND RESERVOIRS THAT ARE TRIBUTARY TO THE GUNNISON RIVER AND NOT ON NATIONAL FOREST LANDS FROM THE OUTLET OF CRYSTAL RESERVOIR TO THE CONFLUENCE WITH THE COLORADO RIVER, INCLUDING ALL TRIBUTARIES TO REEDER, HOLLENBECK, AND JUNIATA
CO	LAKE CATAMOUNT	Waterbody Map		ALL LAKES AND RESERVOIRS TRIBUTARY TO THE YAMPA RIVER FROM THE SOURCE TO THE CONFLUENCE WITH ELKHEAD CREEK, EXCEPT FOR THOSE LISTED IN SEGMENT 1B. ALL LAKES AND RESERVOIRS TRIBUTARY TO ELKHEAD CREEK FROM THE SOURCE TO THE CONFLUENCE WITH THE YAMPA RIVER.
CO	LAKE GRANBY	Waterbody Map		HUC: 14010001
CO	MCPHEE RESERVOIR	Waterbody Map		HUC: 14030002 MCPHEE RESERVOIR AND SUMMIT RESERVOIR.
CO	NARRAGUINNEP RESERVOIR	Waterbody Map		HUC: 14080202 NARRAGUINNEP, PUETT AND TOTTEN RESERVOIRS.
CO	RIFLE GAP RESERVOIR	Waterbody Map		X
CO	ROCKY MNT. LAKES	Waterbody Map		HUC: 10190002 WASHINGTON PARK LAKES, CITY PARK LAKE, ROCKY MOUNTAIN LAKE, BERKELY LAKE.
CO	TOTTEN RESERVOIR	Waterbody Map		HUC: 14080202 NARRAGUINNEP, PUETT AND TOTTEN RESERVOIRS.
CO	TRINIDAD RESERVOIR	Waterbody Map		HUC: 11020010
CO	VALLECITO RESERVOIR	Waterbody Map		HUC: 14080101
MT	Alder Gulch	Waterbody Map		ALDER GULCH, headwaters to mouth (Ruby Creek), T26N R25E S16
MT	Alder Gulch	Waterbody Map		ALDER GULCH, headwaters to mouth (Ruby River)
MT	Armells Creek	Waterbody Map		ARMELLS CREEK, headwaters to Deer Creek
MT	Basin Creek	Waterbody Map		BASIN CREEK, headwaters to mouth (Boulder River)
MT	Beaver Creek	Waterbody Map		BEAVER CREEK, Beaver Creek Reservoir to mouth (Milk River)
MT	Beaver Creek	Waterbody Map		BEAVER CREEK, Fort Belknap Reservation boundary to Big Warm Creek
MT	Beaver Creek	Waterbody Map		BEAVER CREEK, Big Warm Creek to Un-Named tributary, T30N R32E S32
MT	Big Limber Gulch	Waterbody Map		BIG LIMBER GULCH, headwaters to mouth (Cataract Creek-Boulder River)
MT	Big Muddy Creek	Waterbody Map		BIG MUDDY CREEK, Canadian border to northern boundary of Fort Peck Reservation
MT	Big Sandy Creek	Waterbody Map		BIG SANDY CREEK, Lonesome Lake Coulee to mouth (Milk River)
MT	Bighorn River	Waterbody Map		BIGHORN RIVER, Crow Indian Res. Boundary to mouth (Yellowstone River)
MT	Boulder Creek	Waterbody Map		BOULDER CREEK, headwaters to mouth (Flint Creek)
MT	Carpenter Creek	Waterbody Map		CARPENTER CREEK, headwaters to mouth (Belt Creek)
MT	Cataract Creek	Waterbody Map		CATARACT CREEK, headwaters to mouth (Boulder River)
MT	Chippewa Creek	Waterbody Map		CHIPPEWA CREEK, headwaters to confluence with Manitoba Gulch
MT	Clancy Creek	Waterbody Map		CLANCY CREEK, headwaters to mouth (Prickly Pear Creek)
MT	Clarks Fork Yellowstone River	Waterbody Map		CLARKS FORK YELLOWSTONE RIVER, Bridger Creek to mouth (Yellowstone River)
MT	Cramer Creek	Waterbody Map		CRAMER CREEK, headwaters to mouth (Clark Fork River)
MT	Douglas Creek	Waterbody Map		DOUGLAS CREEK, headwaters to where stream ends, T7N R14W S25
MT	East Fork Indian Creek	Waterbody Map		EAST FORK INDIAN CREEK, headwaters to mouth (Indian Creek)
MT	Eureka Gulch	Waterbody Map		EUREKA GULCH, confluence of Quartz Gulch and Basin Gulch to mouth (Un-Named Ditch)
MT	Falls Gulch	Waterbody Map		FALLS GULCH, headwaters to mouth (Holter Lake), T14N R3W S16
MT	Flat Creek	Waterbody Map		FLAT CREEK, headwaters to mouth (Clark Fork)
MT	Flathead Lake	Waterbody Map		FLATHEAD LAKE
MT	Flatwillow Creek	Waterbody Map		FLATWILLOW CREEK, Highway 87 bridge to mouth (Musselshell River)
MT	Flint Creek	Waterbody Map		FLINT CREEK, Georgetown Lake to confluence with Boulder Creek
MT	Fool Hen Creek	Waterbody Map		FOOL HEN CREEK, headwaters to mouth (Virgina Creek-Canyon Creek- Little Prickly Pear Creek)
MT	Fort Peck Reservoir	Waterbody Map		FORT PECK RESERVOIR
MT	Fox Creek	Waterbody Map		FOX CREEK, headwaters to mouth (Yellowstone River), T22N R59E S19
MT	Fred Burr Creek	Waterbody Map		FRED BURR CREEK, Fred Burr Lake to mouth (Flint Creek)
MT	Hauser Lake	Waterbody Map		HAUSER LAKE
MT	Hellgate Gulch	Waterbody Map		HELLGATE GULCH, headwaters to mouth (Canyon Ferry Reservoir)
MT	High Ore Creek	Waterbody Map		HIGH ORE CREEK, headwaters to mouth (Boulder River)
MT	Holter Lake	Waterbody Map		HOLTER LAKE Hauser Dam to Holter Lake Spillway
MT	Horse Prairie Creek	Waterbody Map		HORSE PRAIRIE CREEK, headwaters to mouth (Clark Canyon Res)
MT	Indian Creek	Waterbody Map		INDIAN CREEK, headwaters to mouty (Missouri River)
MT	Lake Creek	Waterbody Map		LAKE CREEK, Bull Lake outlet to mouth (Kootenai River)
MT	Libby Creek	Waterbody Map		LIBBY CREEK, from 1 mi above Howard Creek to highway 2 bridge
MT	Lodge Creek	Waterbody Map		LODGE CREEK, Canadian border to mouth (Milk River)
MT	Lodge Pole Creek	Waterbody Map		LODGE POLE CREEK, headwaters to Fort Belknap Reservation boundary
MT	Lump Gulch	Waterbody Map		LUMP GULCH, headwaters to mouth (Prickly Pear Creek)
MT	Medicine Lake	Waterbody Map		MEDICINE LAKE
MT	Middle Fork Warm Springs Creek	Waterbody Map		MIDDLE FORK WARM SPRINGS CREEK, headwaters to mouth (Warm Springs Creek-Prickly Pear Creek)
MT	Milk River	Waterbody Map		MILK RIVER, Fresno Dam to Thirtymile Creek
MT	Milk River	Waterbody Map		MILK RIVER, Thirtymile Creek to Dobson Creek
MT	Milk River	Waterbody Map		MILK RIVER, Dobson Creek to Whitewater Creek
MT	Milk River	Waterbody Map		MILK RIVER, Beaver Creek to mouth (Missouri River)
MT	Mill Gulch	Waterbody Map		MILL GULCH, headwaters to mouth (Rock Creek)
MT	Missouri River	Waterbody Map		MISSOURI RIVER, Sun River to Rainbow Dam
MT	Monarch Creek	Waterbody Map		MONARCH CREEK, headwaters to mouth (Ontario Creek)
MT	Nevada Creek	Waterbody Map		NEVADA CREEK, headwaters to Nevada Lake
MT	North Fork Fox Creek	Waterbody Map		NORTH FORK FOX CREEK, headwaters to mouth (Fox Creek), T22N R58E S21
MT	North Willow Creek	Waterbody Map		NORTH WILLOW CREEK, headwaters to mouth (Willow Creek)
MT	Peoples Creek	Waterbody Map		PEOPLES CREEK, headwaters to Fort Belknap Reservation boundary
MT	Quartz Gulch	Waterbody Map		QUARTZ GULCH, headwaters to mouth (Eureka Gulch)
MT	Rock Creek	Waterbody Map		ROCK CREEK, headwaters to mouth (Missouri River)
MT	Ruby Creek	Waterbody Map		RUBY CREEK, Un-Named tributary T25N R25E S21 to mouth (CK Creek)
MT	Ruby Gulch	Waterbody Map		RUBY GULCH, headwaters to confluence of Alder Gulch, T25N R25E S21
MT	Silver Creek	Waterbody Map		SILVER CREEK, headwaters to T11N R4W S30 / S31 to Lake Helena
MT	Skalkaho Creek	Waterbody Map		SKALKAHO CREEK, headwaters to mouth (Bitterroot River)
MT	South Boulder River	Waterbody Map		SOUTH BOULDER RIVER, headwaters to mouth (Jefferson River)
MT	South Fork Lower Willow Creek	Waterbody Map		SOUTH FORK LOWER WILLOW CREEK, headwaters to mouth (Lower Willow Creek Reservoir)
MT	Spring Creek	Waterbody Map		SPRING CREEK, Corbin Creek to mouth (Prickly Pear Creek)
MT	Stillwater River	Waterbody Map		STILLWATER RIVER, Forest Service Boundary to the mouth (Yellowstone River), T2S R20E S20
MT	Telegraph Creek	Waterbody Map		TELEGRAPH CREEK, Hahn Creek to mouth (Little Blackfoot River)
MT	Tenmile Creek	Waterbody Map		TENMILE CREEK, headwaters to confluence of Spring Creek
MT	Tenmile Creek	Waterbody Map		TENMILE CREEK, Helena Water Treatment Plant to mouth (Prickly Pear Creek)
MT	Un-Named Creek	Waterbody Map		UN-NAMED CREEK, headwaters to mouth (Ontario Creek), T8N R6W S27
MT	West Fork Rock Creek	Waterbody Map		WEST FORK ROCK CREEK, headwaters to mouth (Rock Creek)
MT	Whitefish Lake	Waterbody Map		WHITEFISH LAKE
MT	Whitewater Creek	Waterbody Map		WHITEWATER CREEK, Canadian border to mouth (Milk River)
MT	Wickiup Creek	Waterbody Map		WICKIUP CREEK, headwaters to mouth (Camp Creek), T2S R8W S1
MT	Wilson Creek	Waterbody Map		WILSON CREEK, 3.3 miles upstream to mouth (Crow Creek)
MT	Wisconsin Creek	Waterbody Map		WISCONSIN CREEK, headwaters to mouth (Ruby River)
ND	DEVILS LAKE	Waterbody Map		LOCATED ON THE BORDER OF BENSON AND RAMSEY COUNTIES.
ND	LAKE SAKAKAWEA	Waterbody Map		A LARGE RESERVOIR ALONG THE MISSOURI RIVER IN MCLEAN, MERCER, DUNN, MOUNTRAIL, MCKENZIE, AND WILLIAMS COUNTY. SEE ATTACHED DOCUMENT ON ASSESSMENT DIALOG.
ND	LAKE TSCHIDA	Waterbody Map		SEE ATTACHED DOCUMENT ON ASSESSMENT DIALOG
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH THE OTTERTAIL RIVER DOWNSTREAM TO ITS CONFLUENCE WITH THE WHISKEY CREEK. LOCATED IN EASTERN RICHLAND COUNTY.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH WHISKEY CREEK, DOWNSTREAM TO ITS CONFLUENCE WITH THE WILD RICE RIVER. LOCATED IN NE RICHLAND AND SE CASS COUNTIES.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH, FROM ITS CONFLUENCE WITH THE WILD RICE RIVER, DOWNSTREAM TO THE 12TH AVE BRIDGE IN FARGO, ND (JUST UPSTREAM FROM MOORHEAD, MN WASTE WATER DISCHARGE). EASTERN CASS COUNTY.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH, FROM THE 12TH AVE N. BRIDGE IN FARGO, ND DOWNSTREAM TO ITS CONFLUENCE WITH THE SHEYENNE RIVER. EASTERN CASS COUNTY.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH THE SHEYENNE RIVER, DOWNSTREAM TO ITS CONFLUENCE WITH THE BUFFALO RIVER. LOCATED IN NE CASS COUNTY.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH THE BUFFALO RIVER DOWNSTREAM TO ITS CONFLUENCE WITH THE ELM RIVER.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH THE ELM RIVER, DOWNSTREAM TO ITS CONFLUENCE WITH THE MARSH RIVER.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH, FROM ITS CONFLUENCE WITH THE MARSH RIVER, DOWNSTREAM TO ITS CONFLUENCE WITH THE SAND HILL RIVER. LOCATED IN EASTERN TRAIL COUNTY.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH THE SAND HILL RIVER, DOWNSTREAM TO ITS CONFLUENCE WITH COLE CREEK.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH COLE CREEK, DOWNSTREAM TO ITS CONFLUENCE WITH THE RED LAKE RIVER.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH THE RED LAKE RIVER, DOWNSTREAM TO ITS CONFLUENCE WITH ENGLISH COULEE.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH ENGLISH COULEE, DOWNSTREAM TO THE CONFLUENCE WITH GRAND MARAIS CREEK.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH GRAND MARAIS RIVER, DOWNSTREAM TO ITS CONFLUENCE WITH THE TURTLE RIVER.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH THE TURTLE RIVER, DOWNSTREAM TO ITS CONFLUENCE WITH THE FOREST RIVER.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH THE FOREST RIVER, DOWNSTREAM TO ITS CONFLUENCE WITH THE PARK RIVER.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH THE PARK RIVER, DOWNSTREAM TO ITS CONFLUENCE WITH A SMALL TRIBUTARY NORTH OF DRAYTON, ND.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH A SMALL TRIBUTARY NORTH OF DRAYTON, ND DOWNSTREAM TO ITS CONFLUENCE WITH TWO RIVERS.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH TWO RIVERS, DOWNSTREAM TO ITS CONFLUENCE WITH THE PEMBINA RIVER.
ND	RED RIVER	Waterbody Map		RED RIVER OF THE NORTH FROM ITS CONFLUENCE WITH THE PEMBINA RIVER, DOWNSTREAM TO THE US/CANADA BORDER.
SD	BITTER LAKE	Waterbody Map		DAY COUNTY
SD	COAL SPRINGS RESERVOIR	Data Unavailable	MOREAU RIVER BASIN	PERKINS COUNTY
SD	LAKE HURLEY	Waterbody Map		POTTER COUNTY
SD	LAKE ISABEL	Waterbody Map		DEWEY COUNTY
SD	NEWELL LAKE	Data Unavailable		BUTTE COUNTY
SD	NORTH ISLAND LAKE	Waterbody Map		MINNEHAHA/MCCOOK COUNTIES (FORMERLY SD-VM-L-ISLAND_N_01)
SD	OPITZ LAKE	Data Unavailable		DAY COUNTY
SD	PUDWELL DAM	Waterbody Map		CORSON COUNTY
SD	REID LAKE	Data Unavailable		CLARK COUNTY
SD	ROOSEVELT LAKE	Waterbody Map		TRIPP COUNTY
SD	TWIN LAKES	Waterbody Map		MINNEHAHA COUNTY
SD	TWIN LAKES/W. HWY 81	Waterbody Map		KINGSBURY COUNTY
UT	NEWCASTLE RESERVOIR	Waterbody Map		LL= 373858/1133115 36S 15W 22,27 USGS MAP AND DATE: NEWCASTLE,UTAH-1972 WATERSHED: PINTO CREEK, WMU SEVIER RIVER