DC Subwatersheds

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), and Combined Sewer (CSS) Subsheds. This layer provided the granularity needed to facilitate further analysis.
Organization: District of Columbia
Last updated: 2024-04-30T17:30:44.175546
Tags: combined-sewershed, cso, css, direct-drain-overland, direct-drain-sewersheds, doee, drainage-areas, environment, ms4, ms4-sewersheds, sewershed, subsheds, tmdl, watershed