EPA · discharge permits by watershed

Lower Ralston Creek (subwatershed 101900040304)

32Current permits
1States

A subwatershed is a unit of the national Watershed Boundary Dataset, and water crosses state lines: this one carries permits in Colorado. Each permit is placed by the outfall EPA names as its representative discharge point.

By state

Colorado32

Permits discharging here

Permit holder	NPDES ID	City	State	Program	Discharger	Receiving water
2021 ARVADA WATER MAIN IMPROVEMENTS	COR424202	ARVADA	CO		Minor	Lower Ralston Creek
6950 INDIANA CT	COR424797	ARVADA	CO		Minor	Lower Ralston Creek
ALKIRE STREET TRAIL	COR425066	ARVADA	CO		Minor	Lower Ralston Creek
ALLIED WASTE FOOTHILLS LANDFILL	COR900963	GOLDEN	CO	Industrial stormwater	Minor	Leyden Creek -South Platte River
ARVADA EVIDENCE STORAGE	COR427612	ARVADA	CO		Minor	Lower Ralston Creek
ARVADA MS4	COR090013	JEFFERSON COUNTY	CO	Small municipal storm sewer systems	Minor	Ralston Creek to Clear Creek
ARVADA WTP	COG641106	ARVADA	CO		Minor	RALSTON CREEK
ARVADA ZEPHYR TANK	COR423809	GOLDEN	CO		Minor	Lower Ralston Creek
CANDELAS 93-72 SOUTH FILING 1	COR424886	ARVADA	CO		Minor	Lower Ralston Creek
CFRT BLUNN-PIONEER TRAIL SEGMENT	COR431051	GOLDEN	CO		Minor	Lower Ralston Creek
CRUSOE INDUSTRIES	COR901727	ARVADA	CO	Industrial stormwater	Minor	Ralston Creek to Clear Creek
EVERETT HILLS	COR425801	ARVADA	CO		Minor	Lower Ralston Creek
FAITH CHRISTIAN ACADEMY MULTIPURPOSE FIELD	COR430271	ARVADA	CO		Minor	Lower Ralston Creek
GOLDEN MS4	COR090004	GOLDEN	CO	Small municipal storm sewer systems	Minor	Leyden Gulch to Ralston Creek
GREAT WESTERN INORGANICS	COR900397	ARVADA	CO	Industrial stormwater	Minor	Unnamed tributary - Standley Lake
HIGHWAY 72 WIDENING WELTON	COR429985	ARVADA	CO		Minor	Lower Ralston Creek
LEYDEN ROCK IMPROVEMENTS	COR429238	ARVADA	CO		Minor	Lower Ralston Creek
LEYDEN ROCK OUTFALL	COG073961	ARVADA	CO		Minor	Leyden Creek
LULU'S BBQ	COR420757	ARVADA	CO		Minor	Lower Ralston Creek
MOFFAT WTP	COG641096	JEFFERSON COUNTY	CO		Minor	CLEAR CRK, RALSTON RES, RALSTON CRK
NORTHWATER TREATMENT PLANT	COG641209	GOLDEN	CO		Minor	Ralston Creek and Ralston Reservoir
NORTHWATER TREATMENT PLANT - GRE	COR420818	GOLDEN	CO		Minor	Lower Ralston Creek
RALSTON CREEK	COG081594	ARVADA	CO		Minor	Ralston Creek
RALSTON CREEK	COG074268	JEFFERSON COUNTY	CO		Minor	Groundwater
RALSTON CREEK ENTERPRISE CENTER	COR429299	ARVADA	CO		Minor	Lower Ralston Creek
RALSTON RESERVOIR TRAINING FACILITY	COR429224	GOLDEN	CO		Minor	Lower Ralston Creek
SECREST PARK	COR421886	ARVADA	CO		Minor	Lower Ralston Creek
SENERGY PETROLEUM LLC ARVADA	COR901394	ARVADA	CO	Industrial stormwater	Minor	storm drainage - Ralston Creek
SH 93 & SH 72 ROADWAY WIDENING	COR426747	ARVADA	CO		Minor	Lower Ralston Creek
SUNDYNE ARVADA	COR900013	ARVADA	CO	Industrial stormwater	Minor	Levee - Clear Creek
W 72ND AVE IMPROVEMENTS - SWADLEY TO KIPLING	COR412302	ARVADA	CO		Minor	Lower Ralston Creek
W 74TH PLACE UNDERDRAIN	COG603159	JEFFERSON COUNTY	CO		Minor	City of Arvada Ponds