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Resource Protection Areas
Fairfax County, Virginia —
The Chesapeake Bay Preservation Ordinance was adopted to protect our local streams and one of the world's most productive estuaries, the Chesapeake Bay, from... -
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Loudoun 2020 Census Tracts
Loudoun County, Virginia —
This GIS layer contains the geographical boundaries of the 2020 census tracts for Loudoun County, Virginia. The 2020 Census tract boundaries are used for Census... -
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Loudoun 2020 Census Blocks
Loudoun County, Virginia —
This GIS layer contains the geographical boundaries of the 2020 census blocks for Loudoun County, Virginia. The 2020 Census block boundaries were used for statistical... -
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Loudoun Reservoir Protection Area
Loudoun County, Virginia —
More MetadataThe Reservoir Protection Zones have been implemented to increase reservoir protection and overall drinking water quality.Reservoir Protection Zones are... -
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Loudoun 2020 Census Block Groups
Loudoun County, Virginia —
This GIS layer contains the geographical boundaries of the 2020 census block groups for Loudoun County, Virginia. The 2020 Census block group boundaries are used for... -
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Allegheny County Hydrology Areas
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
The Hydrology Feature Dataset contains photogrammetrically compiled water drainage features and structures including rivers, streams, drainage canals, locks, dams,... -
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Allegheny County Hydrology Lines
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
The Hydrology Feature Dataset contains photogrammetrically compiled water drainage features and structures including rivers, streams, drainage canals, locks, dams,... -
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Loudoun Conservation Easements
Loudoun County, Virginia —
Data Updated: Quarterly MetadataA conservation easement restricts the use or development of real property for the following reasons: -Retaining or protecting natural... -
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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... -
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Loudoun 2010 Census Tracts
Loudoun County, Virginia —
More MetadataThis GIS layer contains the geographical boundaries of the 2010 census tracts for Loudoun County, Virginia. The 2010 Census tract boundaries are used for... -
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Loudoun Stormwater Pipes
Loudoun County, Virginia —
The stormwater pipes and culverts data is comprised of lines. The pipes and culverts are the man-made structures composed of concrete, metal and plastic used to... -
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Loudoun 2020 Census Designated Places
Loudoun County, Virginia —
This GIS layer contains the geographical boundaries of the 2020 Census Designated Places (CDP) for Loudoun County, Virginia. CDPs are delineated to provide data for... -
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Lake County Wetland Inventory
Lake County, Illinois —
Download In State Plane Projection Here The Lake County Wetland Inventory (LCWI) maps natural and artificial wetlands meeting definitions established by the federal... -
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City of Pittsburgh Water Features
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
Water fountains, spray fountains and other assets which provide water for public use.