Manages the District's Municipal Separate Storm Sewer System (MS4) Permit
The renewal includes:
Significantly reducing rainwater runoff and the huge amount of garbage that comes with it,The city will have a year and a half to carry out the measures.
Add a minimum of 350,000 square feet of green roofs on city properties,
Plant at least 4,150 trees yearly,
Assure that new properties of 5,000 square feet soak up more than an inch of rainwater over a 24-hour rainfall to keep it from flowing into sewers and into rivers, streams and ultimately the Chesapeake Bay,
Stop more than 100,000 pounds of trash per year from being discharged into the Anacostia River.
Wash Post, 10/6/2011, DDOE)
See also: District Municipal Separate Storm Sewer System (MS4) Permit