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State
Surface Water Quality Polygon
State of Connecticut —
See full Data Guide here. Surface Water Quality Classifications Set: This dataset is a line and a polygon feature-based layer compiled at 1:24,000 scale that includes... -
State
Natural Diversity Database
State of Connecticut —
See full Resource Data Guide here.Abstract: The Natural Diversity Database Areas is a 1:24,000-scale, polygon feature-based layer that represents general locations of... -
State
Willamette Valley Wetland Priority Sites
State of Oregon —
Wetland Priority Sites for the Willamette Valley Basin, Version 20090812 (Aug 12, 2009) Oregon Natural Heritage Information Center and The Wetlands Conservancy (TWC)... -
State
Surface Water Quality Lines
State of Connecticut —
See full Data Guide here. Surface Water Quality Classifications Set: This dataset is a line and a polygon feature-based layer compiled at 1:24,000 scale that includes... -
City
Environmentally Critical Area Overlay for Zoned Development Capacity Model Current
City of Seattle —
Environmentally critical area layer used as an overlay for the City of Seattle Zone Development Capacity Model. Areas represent the ECAs that would reduce the amount... -
State
Soils Subsurface Sewage Disposal Systems
State of Connecticut —
Subsurface sewage disposal systems (SSDS) consist of a house sewer, a septic tank followed by a leaching system, any necessary pumps and siphons, and a groundwater... -
County
Lake County, IL ADID Wetlands
Lake County, Illinois —
Download In State Plane Projection Here. Boundaries of designated high quality ADID wetlands established as a result of a formal process under the direction of the... -
State
Wetland Restoration Model Site Prioritization (Lake Champlain 2017)
Vermont Center for Geographic Information —
The State of Vermont, in partnership with 25 organizations, agencies, businesses and non-profits, received funding in 2015 from the U.S. Department of Agriculture’s...