81 datasets found
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Federal
USGS Hydrography (NHD) Overlay Map Service from The National Map - National Geospatial Data Asset (NGDA) National Hydrography Dataset (NHD) 23 recent views
U.S. Geological Survey, Department of the Interior —
The USGS National Hydrography Dataset (NHD) service from The National Map (TNM) is a comprehensive set of digital spatial data that encodes information about... -
County
Stormwater Management Concept Information 11 recent views
Montgomery County of Maryland —
A stormwater management concept is a statement or drawing, or both, describing the manner in which stormwater runoff from a proposed development will be controlled to... -
State
Alaska Hydrography, 1:2,000,000 11 recent views
State of Alaska —
Statewide lakes were assembled from seventeen separate files in the USGS 1:2,000,000 Digital Line Graphs (DLG) dataset and include only those polygons with AREA... -
State
Alaska Hydrography, 1:1,000,000 13 recent views
State of Alaska —
The Alaska Department of Natural Resources (ADNR) has combined lakes and rivers for several Digital Chart of the World (DCW) tiles into one coverage. The coverage was... -
City
Adopt a Drain - Available Drains
City of Seattle —
Adopt-a-Drain Maintaining Storm Drains: Join volunteers across the city to maintain storm drains, a critical part of our utility infrastructure. Sign up to adopt a... -
City
NPDES Outfalls
City of Seattle —
NPDES (National Pollutant Discharge Elimination System) outfalls permitted through the Environmental Protection Agency. For more information, please see the EPS... -
Federal
USGS Watershed Boundary Dataset (WBD) Overlay Map Service from The National Map - National Geospatial Data Asset (NGDA) Watershed Boundary Dataset (WBD)
U.S. Geological Survey, Department of the Interior —
The Watershed Boundary Dataset (WBD) from The National Map (TNM) defines the perimeter of drainage areas formed by the terrain and other landscape characteristics.... -
County
Watersheds
Fairfax County, Virginia —
Watersheds within Fairfax County. There are 30 watersheds delineated across Fairfax County. -
City
DWW Pipe Repairs
City of Seattle —
DWW Repairs displays the location of all pipe rehabilitation work performed on SPU pipes within the City of Seattle (and the former service area north of the City... -
City
DWW Inlets
City of Seattle —
A point feature class showing DWW Inlets. It also provides information on its life cycle, date of last update, owner, and role. -
State
Watershed Boundary Dataset (WBD)
State of California —
The Watershed Boundary Dataset (WBD) from The National Map (TNM) defines the perimeter of drainage areas formed by the terrain and other landscape characteristics.... -
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... -
City
Drainage Basins
City of Seattle —
A polygon feature class showing drainage basins. It includes information about the basin's area in square feet and acres. It also shares information on nearby water... -
City
CSO Basins
City of Seattle —
Drainage and wastewater area tributary to permitted combined sewer overflow (CSO) overflow points. -
Federal
Walnut Gulch Experimental Watershed, Kendall (Carbon Dioxide and Water Flux)
Department of Agriculture —
Atmospheric carbon dioxide and moisture concentrations were measured with an infrared gas analyzer (IRGA) (LI-6262, LI-COR, Inc. Lincoln, Nebraska, USA). Measurements... -
City
Adopt a Drain - Adopted Drains
City of Seattle —
Adopt-a-Drain Maintaining Storm Drains: Join volunteers across the city to maintain storm drains, a critical part of our utility infrastructure. Sign up to adopt a... -
City
DWW Mainline End Points
City of Seattle —
Designed large structures that will define the end of a mainline such as maintenance holes, vaults, plugs, or other designated features. -
City
Remote Watersheds
City of Seattle —
A polygon feature class showing SPU watersheds. It also provides information on its shed and type. -
City
Adopt a Drain - Crowd Adopted
City of Seattle —
Adopt-a-Drain Maintaining Storm Drains: Join volunteers across the city to maintain storm drains, a critical part of our utility infrastructure. Sign up to adopt a... -
City
Drainage_District
City of Baton Rouge —
Polygon geometry with attributes of the drainage districts as defined by Metro Council ordinance in East Baton Rouge Parish, Louisiana.
81 datasets found
