Velarion Records
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Watershed · by permit class

Individual discharge permits in subbasin 10020003

3 of the 19 Clean Water Act discharge permits in hydrologic subbasin 10020003 are filed as Individual. 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 — Individual, under permit class. This page holds the permits in subbasin 10020003 that carry that value: 3 of the 19 the subbasin holds, and the 6 other cuts of the subbasin are listed at the foot of the page, each with its own count.

Where the subbasin lies

Other cuts of subbasin 10020003

Every discharge permit in subbasin 10020003 →

Figures from EPA’s ICIS-NPDES download.

What this page shows

This page lists Clean Water Act discharge permits in watershed 10020003 for the Individual permit class. It shows 3 permits on this page, out of 19 permits in the whole watershed located in MT and 19 permits in the whole watershed across all cuts.