Velarion Records
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Watershed · by program

Storm Water Construction discharge permits in subbasin 10020006

6 of the 15 Clean Water Act discharge permits in hydrologic subbasin 10020006 are filed as Storm Water Construction. 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 — Storm Water Construction, under program. This page holds the permits in subbasin 10020006 that carry that value: 6 of the 15 the subbasin holds, and the 2 other cuts of the subbasin are listed at the foot of the page, each with its own count.

Where the subbasin lies

Every discharge permit in subbasin 10020006 →

Figures from EPA’s ICIS-NPDES download.

What this page shows

This page lists Clean Water Act discharge permits in watershed 10020006 under the Storm Water Construction program. It shows 6 permits on this page, out of 15 permits in the whole watershed located in MT and 15 permits in the whole watershed across all cuts.