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State
Major Basin Lines recent views
State of Connecticut —
See full Data Guide here.Major Drainage Basin Set: Connecticut Major Drainage Basins is 1:24,000-scale, polygon and line feature data that define Major drainage basin... -
State
Hydrography Poly recent views
State of Connecticut —
Connecticut Hydrography Set: Connecticut Hydrography Line includes the line features of a layer named Hydrography. Hydrography is a 1:24,000-scale, polygon and line... -
State
Quaternary Geology Line Features recent views
State of Connecticut —
See full Data Guide here. Quaternary Geology Feature Set is 1:24,000-scale data that illustrates the geologic features formed in Connecticut during the Quaternary... -
State
Shellfish Area Town Line recent views
State of Connecticut —
Shellfish Area Classification Set: The Connecticut Department of Environmental Protection cooperated with the Department of Agriculture, Bureau of Aquaculture to... -
State
305b Assessed Lake 2018 recent views
State of Connecticut —
305b Assessed 2018 River Lake Estuary Set: Connecticut 305b Assessed Estuary 2018 is a 1:24,000-scale, polygon feature-based layer that includes estuaries that have... -
State
305b Assessed Estuary 2016 recent views
State of Connecticut —
305b Assessed 2016 River Lake Estuary Bed: Connecticut 305b Assessed River 2016 is a 1:24,000-scale, line feature-based layer that includes rivers that have been... -
State
Cold Water Habitat Sites recent views
State of Connecticut —
Cold water habitat was determined using available fish and water temperature data collected by the CT DEEP Monitoring and Assessment and Inland Fisheries Programs.... -
State
305b Assessed Estuary 2020 recent views
State of Connecticut —
305b Assessed River, Lake, Estuary 2020: Connecticut 305b Assessed River 2020 is a 1:24,000-scale, line feature-based layer that includes rivers that have been... -
State
Impaired Estuary 2016 recent views
State of Connecticut —
Connecticut 303(d) Impaired Waters 2016 is a subset of Connecticut 305(b) Assessed Waters 2016. If any one of the assigned designated uses is categorized as NOT... -
State
Impaired Estuary 2006 recent views
State of Connecticut —
Connecticut 303(d) Impaired Waters 2006 is a subset of Connecticut 305(b) Assessed Waters 2006. If any one of the assigned designated uses is categorized as NOT... -
State
Phragimites 1994 recent views
State of Connecticut —
Phragmites 1994 is a 1:12,000-scale, polygon feature-based layer that includes areas where phragmites existed in 1994 along the lower Connecticut River corridor from... -
State
Surficial Aquifer Potential recent views
State of Connecticut —
This map has been prepared for statewide ground water resource protection, water management, non-point source pollution prevention, and land use planning. The map was... -
State
Eelgrass Beds 2002 Polygon recent views
State of Connecticut —
Eelgrass Beds 2002 Set: Field Verification of Eelgrass beds, located in the Long Island Sound, Eastern shore of Connecticut from Clinton Harbor to the Rhode Island... -
State
Eelgrass Beds 2009 Points recent views
State of Connecticut —
Eelgrass Beds 2009 Set: This data layer was created by the Conservation Management Institute, Virginia Tech University for the USFWS National Wetlands Inventory,... -
State
Eelgrass Beds 93-95 Observed Polygon recent views
State of Connecticut —
Eelgrass Beds 93-95 Set: Eelgrass Sample Points is a 1:24,000-scale, point feature-based layer that depicts the locations where eelgrass (Zostera marina) was either... -
State
Impaired Lake 2008 recent views
State of Connecticut —
Connecticut 303(d) Impaired Waters 2008 is a subset of Connecticut 305(b) Assessed Waters 2008. If any one of the assigned designated uses is categorized as NOT... -
State
Northeast County Polygon recent views
State of Connecticut —
Northeastern United States County Boundary data are intended for geographic display of state and county boundaries at statewide and regional levels. Use it to map and... -
State
Impaired River 2008 recent views
State of Connecticut —
Connecticut 303(d) Impaired Waters 2008 is a subset of Connecticut 305(b) Assessed Waters 2008. If any one of the assigned designated uses is categorized as NOT... -
State
1997 Municipal and Private Open Space recent views
State of Connecticut —
Municipal and Private Open Space Property contains parcels owned by municipalities, land trusts and other private entities throughout the state. Generally, these... -
State
Fisheries Management Area Polygon recent views
State of Connecticut —
Fisheries Management Areas Set: CT DEEP Fisheries Management Area Polygon Features is 1:24,000-scale data that identifes fisheries management areas for the...