Municipal Separate Storm Water Sewer Systems
Rebecca S. Parkhill, guest writer What is an MS4 Permit? Municipal separate storm sewer system (MS4) is defined as a conveyance or system of conveyances otherwise known as a municipal separate storm sewer system, including roads with drainage systems, municipal streets, catch basins, curbs, gutters, ditches, manmade channels, or storm drains. Discharges from municipal separate storm sewer […]
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