The main purpose of a sand filter is to collect stormwater, rid it of pollutants, and then discharge the water into the storm sewer ... change in design is that the surface water goes back into the ...

Permit Regulation for Discharges of Stormwater from Small Municipal Separate Storm Sewer Systems (MS4). The Plan will help the university to meet the following goals: Reduce the discharge of ...

The city is one of only two in California and four on the West Coast still operating a combined sewer system—a century-old design where ... included sewage after a storm. To understand the ...

The Department of Environmental Health & Safety (EH&S) oversees efforts on campus to protect stormwater, including the administration of a campus-wide Municipal Separate Storm Sewer Systems (MS4) ...