-
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... -
DC Water Material
District of Columbia —
This dataset is host to DC Water's information about Pipe Materials. The dataset is updated when updates are made available. The information provided is limited to the... -
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... -
Identify Your Watershed and Sewer System Area App
District of Columbia —
This app displays a series of general information for an address, location, or where the user clicks in DC.Some information returned are:-Municipal Separate Storm... -
Sewer Survey Historic Map - 1873
District of Columbia —
Exhibit chart showing streets & avenues of the cities of Washington and Georgetown, improved under the Board of Public Works, D.C. : Nov. 1st 1873 -
MS4 Sewer Shed
District of Columbia —
The dataset contains locations and attributes of the drainage areas of MS4 outfalls. -
Storm Drain Marker Installations
District of Columbia —
Storm Drain Marker Installations is a data layer showing where storm drain markers were installed on storm sewer catchments. Markers indicate that the sewer catchments... -
DC Water Hydrants
District of Columbia —
DC Water owned hydrants. The dataset is updated on a daily basis. The information provided is limited to the best available data in DC Water’s possession at the time... -
MS4 Sewer Shed Single Polygon
District of Columbia —
Retired September 28, 2023. District MS4 Sewershed drainage areas. The dataset contains locations and attributes of the drainage areas of MS4 outfalls created as part... -
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),...