-
City
SPU DWW Mainlines (Permitted Use)
City of Seattle —
SPU DWW Mainlines is a Group Layer containing all Lifecycles, Ownerships, and other variations of Drainage and Wastewater Mainlines. The Connected Mainlines are... -
City
SPU DWW Mainlines (Probable Flow)
City of Seattle —
SPU DWW Mainlines is a Group Layer containing all Lifecycles, Ownerships, and other variations of Drainage and Wastewater Mainlines. The Connected Mainlines are... -
State
2-digit HU (Region) NGDA
State of Oregon —
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National... -
City
Discharge Pump
City of Austin —
This data has been collected as part of a larger project by the City of Austin's Watershed Protection and Development Review Department to inventory its drainage... -
State
Catchment NGDA
State of Oregon —
The USGS 3D Hydrography Program (3DHP) ArcGIS REST service (3DHP_all) from The National Map is the first of several data services that will be delivered by the 3D... -
Federal
Measured Annual Nutrient loads from AGricultural Environments (MANAGE) database
Department of Agriculture —
The MANAGE (Measured Annual Nutrient loads from AGricultural Environments) database was developed to be a readily-accessible, easily-queried database of site... -
State
DrainageArea NGDA
State of Oregon —
The USGS 3D Hydrography Program (3DHP) ArcGIS REST service (3DHP_all) from The National Map is the first of several data services that will be delivered by the 3D... -
State
8 Digit Hydrologic Unit 2006 (polygon)
State of Arkansas —
This data set is a complete digital hydrologic unit boundary layer to the Subwatershed (12-digit) 6th level for the State of Arkansas. This data set consists of geo-... -
City
SPU DWW Mainlines
City of Seattle —
SPU DWW Mainlines is a Group Layer containing all Lifecycles, Ownerships, and other variations of Drainage and Wastewater Mainlines. The Connected Mainlines are... -
County
Loudoun Soil Drains
Loudoun County, Virginia —
More MetadataHistoric drainage is used in agricultural and farm plans, stormwater management, comprehensive planning, floodplain management, and facility planning to... -
Federal
Flood Frequency Data and 2022 Observed Flood Probability for Two Streamgages in the Delta River Basin, Alaska, 1963-2022
Department of the Interior —
This data release provides the source data and results of a flood frequency analysis and annual exceedance probability estimation for a flood that occurred on July... -
County
Drainage Districts Data Dictionary
Lake County, Illinois —
Data Dictionary for Drainage Districts. -
State
Local Basin Polygon
State of Connecticut —
See full Data Guide here. Drainage Basin Set: Connecticut Drainage Basins is 1:24,000-scale, polygon and line feature data that define natural drainage areas in... -
State
Regional Drainage Basin Set
State of Connecticut —
See full Data Guide here. Regional Drainage Basin Set: Connecticut Regional Drainage Basins is 1:24,000-scale, polygon and line feature data that define Regional... -
State
Watershed Boundary Dataset (WBD) (2 through 12-digit hydrologic unit) NGDA
State of Oregon —
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National... -
City
Drainage Maintenance Lot
City of Baton Rouge —
Polygon geometry with attributes displaying the Department of Maintenance Drainage Division maintenance lots in East Baton Rouge Parish, Louisiana. -
State
Subregional Drainage Basin Set
State of Connecticut —
See full Data Guide here.Subregional Drainage Basic Set: Connecticut Subregional Drainage Basins is 1:24,000-scale, polygon and line feature data that define... -
State
Subregional Drainage Basin Direction
State of Connecticut —
See full Data Guide here.Subregional Drainage Basic Set: Connecticut Subregional Drainage Basins is 1:24,000-scale, polygon and line feature data that define... -
State
HydroLocation - Headwater, Terminus, Divergence, Confluence, Catchment Outlet NGDA
State of Oregon —
The USGS 3D Hydrography Program (3DHP) ArcGIS REST service (3DHP_all) from The National Map is the first of several data services that will be delivered by the 3D... -
City
Jefferson County KY Water Bodies - 2019
Louisville Metro Government —
The Hydrographic Lines (HL) layer consists of photogrammetrically interpreted polygons representing water bodies such as lakes, basins, ponds and wet streams within...