Watershed · by program

POTW discharge permits in subbasin 10030101

• 9Permits
• 291Permits in the subbasin
• 1States the subbasin touches

9 of the 291 Clean Water Act discharge permits in hydrologic subbasin 10030101 are filed as POTW. A subbasin is a watershed unit, not a political one, so it crosses state lines: this one is named on permits in MT.

A cut is one value of one dimension of a subbasin — POTW, under program. This page holds the permits in subbasin 10030101 that carry that value: 9 of the 291 the subbasin holds, and the 8 other cuts of the subbasin are listed at the foot of the page, each with its own count.

Where the subbasin lies

• MT 282 permits in the subbasin

Other cuts of subbasin 10030101

• program: Storm Water Construction 143
• program: Storm Water Industrial 32
• program: Storm Water Small MS4s 6
• major or minor: Minor dischargers 239
• permit type: General permit coverage 225
• permit type: Individual permits 18
• permit type: Master general permits 9
• permit type: State-issued individual permits 38

Every discharge permit in subbasin 10030101 →

Figures from EPA’s ICIS-NPDES download.

What this page shows

This page covers Clean Water Act discharge permits in watershed 10030101 by the Clean Water Act program they are issued under. It lists 9 POTW permits. The whole watershed located in MT has 282 permits, and the whole watershed across all cuts together has 291 permits.