Velarion Records

EPA · discharge permits by watershed

Subbasin 10050006

A subbasin 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.

This subbasin carries permits in 1 state. The table below is a sample of the 5 current permits recorded here

By state

The same permits, cut another way

The 5 permits whose outfall sits in this subbasin, grouped by one attribute at a time: the class of permit, the Clean Water Act program it was issued under, the type of coverage, and the size of the discharger. Each figure below counts the permits in that group.

By permit class

By program

By permit type

By major or minor

Other subbasins

Permits discharging here

Permit holderNPDES IDCityStateProgramDischargerReceiving water
COOL SPRINGS COLONYMTG010286RUDYARDMTConcentrated animal feeding operationsMinorLITTLE SAGE CREEK
HIDDEN VALLEY COLONYMTG010280GILDFORDMTConcentrated animal feeding operationsMinorLONESOME LAKE
HINGHAM FIBER-TO-THE-PREMISE (FTTP) UPGRADE 2017MTR106744HINGHAMMTConstruction stormwaterMinorSAGE
SAGE CREEK COLONYMTG010159CHESTERMTConcentrated animal feeding operationsMinorLAIRD CREEK
SAGE CREEK COLONY - SAND & GRAVEL WASHINGMTG490017CHESTERMTMinorSAGE CREEK
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