EPA · discharge permits by watershed

Watershed 1004020110

14Current permits
1States
2Subwatersheds

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

By state

Montana14

Subwatersheds inside this watershed

Permits discharging here

Permit holder	NPDES ID	City	State	Program	Discharger	Receiving water
CITY OF HARLOWTON - OIL SKIMMER	MT0000400	HARLOWTON	MT	Publicly owned treatment works	Minor	MUSSELSHELL RIVER
CITY OF HARLOWTON WWTF	MT0020354	HARLOWTON	MT	Publicly owned treatment works	Minor	MUSSELSHELL RIVER
DUNCAN RANCH	MTR000666	HARLOWTON	MT	Industrial stormwater	Minor	MUSSELSHELL RIVER
DUNCAN RANCH COLONY	MTG010150	HARLOWTON	MT	Concentrated animal feeding operations	Minor	MUSSELSHELL RIVER
ES STONE: SITE #6 (COONEY/MOORE)	MTR000728	HARLOWTON	MT	Industrial stormwater	Minor	Unnamed tributary to Musselshell River
GOLDEN VALLEY COLONY PIT	MTR104783	RYEGATE	MT	Construction stormwater	Minor	MUSSELSHELL RIVER
HARLOWTON MILWAUKEE ROUNDHOUSE	MTR108155	HARLOWTON	MT	Construction stormwater	Minor	MUSSELSHELL RIVER
HELENA SAND AND GRAVEL - US 12 US 191 INTERSECTION IMPROVEMENTS	MTR104517	HARLOWTON	MT	Construction stormwater	Minor	UNNAMED SEASONAL DRAINAGE
M A DEATLEY CONSTRUCTION - MDOT SHAWMUT WEST	MTR104254	SHAWMUT	MT	Construction stormwater	Minor	VARIOUS WETLANDS
NH-STPP 14-3(35)122 105-US-12 BANK STABILIZATION	MTR107015	ROUNDUP	MT	Construction stormwater	Minor	Upper Musselshell
RYEGATE WWTP	MT0020451	RYEGATE	MT	Publicly owned treatment works	Minor	MUSSELSHELL R. VIA UNNAMED SLOUGH
SPRINGWATER COLONY - FEEDLOT	MTG010242	HARLOWTON	MT	Concentrated animal feeding operations	Minor	Seasonal Pond
TOWN OF RYEGATE	MTG580064	RYEGATE	MT		Minor	MUSSELSHELL RIVER
WICKENS CONSTRUCTION - MDOT 11 KM N OF HARLOWTON - NORTH	MTR104274	HARLOWTON	MT	Construction stormwater	Minor	ROBERTS CREEK TRIBUTARY