-
Combined Sewer Outfall Sewer Shed
District of Columbia —
DC Water operates a wastewater collection system comprised of "separate" and "combined" sewers. Approximately two-thirds of the District is served by a separate sewer... -
Storm Sewer System
District of Columbia —
The dataset contains locations and attributes of storm sewer systems including the combined sewersheds within the DC Water jurisdiction. There are small areas within... -
MS4 Sewer Shed
District of Columbia —
The dataset contains locations and attributes of the drainage areas of MS4 outfalls. -
MS4 Storm Sewer Outfalls
District of Columbia —
The dataset contains locations and attributes of the MS4 outfalls created as part of the Federal MS4 Permit. GPS outfall locations were captured by DC Water, then DC... -
DC Subwatersheds
District of Columbia —
This layer depicts the conglomeration of the 4 layers used for TMDLs. It contains TMDL Subsheds, Direct Drain Overland (not piped), Direct Drain Sewersheds (piped),...