Industrial stormwater

This runoff is often polluted by materials that are handled or stored on the sites, and the facilities are subject to regulations to control the discharges.

[1][2] In the United States, facilities that discharge industrial stormwater to surface waters must obtain a permit under the National Pollutant Discharge Elimination System (NPDES), pursuant to the Clean Water Act.

EPA regional offices issue the stormwater permits in the remaining parts of the country.

The 2021 MSGP covers 30 industrial and commercial sectors:[7] The permit is applicable to facilities in Massachusetts, New Hampshire, New Mexico, the District of Columbia and federal insular areas (territories).

For example, the State of Maryland requires erosion and sediment controls on construction sites of 5,000 sq ft (460 m2) or more.

Deicing of aircraft. All U.S. airports are required to obtain stormwater permits
Scrap yards must obtain stormwater permits and control stormwater runoff
A silt fence is a type of sediment control used on construction sites.