EPA · Montana · discharge permits by watershed

Subwatershed 100301011310 in Montana

79Permits in Montana

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

Permits

Permit holder	NPDES ID	City	Program	Discharger	Receiving water
AASF CH-47 ADD/ALT PHASE 2	MTR102301	HELENA	Construction stormwater	Minor	PRICKLY PEAR CREEK
AIR LIQUIDE INDUSTRIAL US LP	MT0000426	EAST HELENA		Minor	PRICKLY PEAR CREEK
AIR LIQUIDE LARGE INDUSTRIES	MTR000006	EAST HELENA	Industrial stormwater	Minor	PRICKLY PEAR CREEK
AIRPORT BARROW	MTR104819	HELENA	Construction stormwater	Minor	RETENTION POND VIA DRAINS
AIRPORT BORROW 2021	MTR108745	HELENA	Construction stormwater	Minor	HELENA VALLEY CANAL
AMERICAN CHEMET CORPORATION	MTR000475	EAST HELENA	Industrial stormwater	Minor	PRICKLY PEAR CREEK
ARTISAN VILLAGE	MTR111577	HELENA	Construction stormwater	Minor	HELENA VALLEY CANAL
ASARCO	MTR108676	EAST HELENA	Construction stormwater	Minor	PRICKLY PEAR CREEK
ASARCO - METG - EAST HELENA SMELTER	MT0030147	EAST HELENA		Minor	PRICKLY PEAR CREEK
ASARCO EAST HELENA SMELTER - METG	MTR000072	EAST HELENA	Industrial stormwater	Minor	PRICKLY PEAR CREEK
AVIATION SUPPORT FACILITY	MTR000428	HELENA	Industrial stormwater	Minor	HELENA VALLEY CANAL
BFS GROUP LLC – HELENA MT TRUSS/PANEL	MTR000418	HELENA	Industrial stormwater	Minor	PRICKLY PEAR CREEK VIA STORM SEWER
BNSF - HELENA RAIL YARD	MTR000361	HELENA	Industrial stormwater	Minor	HELENA STORM SEWER
BOEING WAREHOUSE ADDITION	MTR111272	HELENA	Construction stormwater	Minor	PRICKLY PEAR CREEK
BUILDER'S FIRST SOURCE	MTR111052	HELENA	Construction stormwater	Minor	PRICKLY PEAR CREEK
BULLOCK CONTRACTING - KMART PONDS CITY PROJECT 09-10	MTR104781	HELENA	Construction stormwater	Minor	LAKE HELENA
CALIBER COLLISION	MTR109479	HELENA	Construction stormwater	Minor	HELENA VALLEY CANAL
CAR WASH & COFFEE SHOP	MTR111793	HELENA	Construction stormwater	Minor	HELENA VALLEY CANAL
CHICK-FIL-A HELENA	MTR111721	HELENA	Construction stormwater	Minor	PRICKLY PEAR CREEK
CITY OF HELENA	MTL022641	HELENA	Biosolids	Minor	Lower Prickley Pear Gulch
CITY OF HELENA DISCHARGE OF TREATED WATER TO MS4 SYSTEM	MTG770024	HELENA		Minor	CITY OF HELENA STORM DRAIN SYSTEM
COMMODITIES WAREHOUSE ADDITION	MTR109834	HELENA	Construction stormwater	Minor	PRICKLY PEAR CREEK
CONFLUENCE APARTMENTS	MTR110860	HELENA	Construction stormwater	Minor	PRICKLY PEAR CREEK
DIAMOND CONSTRUCTION - HELENA 3 CONVENIENCE STORE AND CASINO	MTR104412	HELENA	Construction stormwater	Minor	HELENA MS4 SYSTEM
DICK ANDERSON CONSTRUCTION INC - SUMMIT AERONAUTICS	MTR102461	HELENA	Construction stormwater	Minor	PRICKLY PEAR CREEK
EAST HELENA SMELTER RCRA CORRECTIVE ACTION	MTR106047	EAST HELENA	Construction stormwater	Minor	PRICKLY PEAR CREEK
EAST HELENA TOWN PUMP #1	MTR110081	EAST HELENA	Construction stormwater	Minor	PRICKLY PEAR CREEK
EAST HELENA WWTF	MT0022560	EAST HELENA	Publicly owned treatment works	Minor	PRICKLY PEAR CRK
EAST HELENA, CITY OF	MTG650056	EAST HELENA	Biosolids	Minor	Lower Prickley Pear Gulch
FEDEX EXPRESS CORPORATION - HELENA	MTRNE0019	HELENA	Industrial stormwater	Minor	UPPER MISSOURI HYDRO UNIT NO OUTFALL
GRASS LAND INC - GRASS LAND NO 2	MTR104748	HELENA	Construction stormwater	Minor	ONSITE RETENTION
GRASSLAND SUBDIVISION	MTX000160	HELENA		Minor	GROUND WATER
HELENA #4 TOWN PUMP	MTR109857	HELENA	Construction stormwater	Minor	HELENA VALLEY CANAL
HELENA BIN	MTR000699	HELENA	Industrial stormwater	Minor	HELENA VALLEY CANAL
HELENA CAPITAL INTERCHANGE/CEDAR STREET (INSIDE RIGHT-OF-WAY)	MTR106318	HELENA	Construction stormwater	Minor	UPPER MISSOURI
HELENA CAPITAL INTERCHANGE/CEDAR STREET (OUTSIDE RIGHT-OF-WAY)	MTR106319	HELENA	Construction stormwater	Minor	UPPER MISSOURI
HELENA FIRE STATION #3	MTR111604	HELENA	Construction stormwater	Minor	PRICKLY PEAR CREEK
HELENA REGIONAL AIRPORT	MTR000271	HELENA	Industrial stormwater	Minor	PRICKLY PEAR CR - HELENA VALLEY DIT
HELENA SAND AND GRAVEL - STOCKMAN BANK	MTR104690	HELENA	Construction stormwater	Minor	ONSITE RETENTION
HELENA SCHOOL DISTRICT KITCHEN	MTR111789	HELENA	Construction stormwater	Minor	UNKNOWN

Other watersheds in Montana

Subwatershed 100301011310, every state