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State
Connecticut Parcels 2009 12 recent views
State of Connecticut —
See full Data Guide here. Connecticut Parcels for Protected Open Space Mapping is a polygon feature-based layer that includes basic parcel-level information for some... -
Federal
EnviroAtlas - 303(d) Impairments by 12-digit HUC for the Conterminous United States 10 recent views
U.S. Environmental Protection Agency —
This EnviroAtlas dataset depicts the total length of stream or river flowlines that have impairments submitted to the EPA by states under section 303(d) of the Clean... -
Federal
National Hydrography Dataset Plus - NHDPlus
U.S. Environmental Protection Agency —
This high-level metadata data document will be supplemented with detailed regional metadata at a later date. The NHDPlusV2 is an integrated suite of application-ready... -
University
New Mexico Federal Lands
Earth Data Analysis Center, University of New Mexico —
This map layer consists of federally owned or administered lands of the United States, Puerto Rico, and the U.S. Virgin Islands. Only areas of 640 acres or more are... -
Federal
National Fish Habitat Partnership (NFHP) 2015 Anthropogenic Disturbance Data for the Conterminous United States linked to the NHDPLUSV1
Department of the Interior —
This CSV file contains landscape factors representing anthropogenic disturbances to stream habitats summarized within local and network stream catchments as well as... -
Federal
Estuarine Salinity Zones in US East Coast, Gulf of Mexico, and US West Coast from 1999-01-01 to 1999-12-31 (NCEI Accession 0127396)
National Oceanic and Atmospheric Administration, Department of Commerce —
These unprojected (geographic coordinates) 3-Zone Average Annual Salinity Digital Geographies are based on analysis of long-term salinity data for 147 estuaries of... -
Federal
Interpretation of Bottom Features from National Oceanic and Atmospheric Administration (NOAA) Survey H12013 Off the Entrance to the Connecticut River in Eastern Long Island Sound (H12013_INTERP.SHP, Geographic, WGS84)
Department of the Interior —
The U.S. Geological Survey (USGS), in cooperation with the National Oceanic and Atmospheric Administration (NOAA) and the Connecticut Department of Energy and... -
Federal
Stream metabolism estimates for the Regional Stream Quality Assessments of the National Water Quality Program, 2013 to 2016
Department of the Interior —
This dataset provides details from stream metabolism models for 20 stream sites in the United States that were sampled as part of the National Water Quality Program's... -
State
Migratory Waterfowl
State of Connecticut —
Migratory Waterfowl is a 1:24,000-scale, polygon feature-based layer that depicts the concentration areas of migratory waterfowl at specific locations within... -
State
Impaired 2012 River Lake Estuary Set
State of Connecticut —
Connecticut 303(d) Impaired Waters 2012 is a subset of Connecticut 305(b) Assessed Waters 2012. If any one of the assigned designated uses is categorized as NOT... -
Federal
Locations of Sea-Floor Photographs Acquired During U.S. Geological Survey (USGS) Cruises 2009-059-FA and 2010-010-FA Off the Entrance to the Connecticut River in Eastern Long Island Sound (H12013_BOTPHOTOS.SHP, Geographic, WGS84)
Department of the Interior —
The U.S. Geological Survey (USGS), in cooperation with the National Oceanic and Atmospheric Administration (NOAA) and the Connecticut Department of Energy and... -
Federal
Combined 2-m and Interpolated 10-m Bathymetric Grid of National Oceanic and Atmospheric Administration (NOAA) Survey H12013 Off the Entrance to the Connecticut River in Northeastern Long Island Sound (H12013_INTUTM, UTM Zone 18, NAD83)
Department of the Interior —
The U.S. Geological Survey (USGS), in cooperation with the National Oceanic and Atmospheric Administration (NOAA) and the Connecticut Department of Energy and... -
Federal
Shoreline Mapping Program of HOUSATONIC RIVER, CT, CT0401D NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
These data provide an accurate high-resolution shoreline compiled from imagery of HOUSATONIC RIVER, CT . This vector shoreline data is based on an office... -
Federal
Long Island Sound 2016 RESOURCE MANAGEMENT
National Oceanic and Atmospheric Administration, Department of Commerce —
These feature classes reside within the SOCECON Feature Data Set of the Long Island Sound 2016 ESI Geodatabase. They contain vector points and polygons representing... -
Federal
Data release for depth to bedrock from Rhode Island Water Resources Maps
Department of the Interior —
This data release, RI_WRpts.gdb, consists of information from Rhode Island Ground-water maps published by the Rhode Island Water Resources Coordinating Board, the... -
Federal
U.S. Geological Survey East Coast Sediment Texture Database (2014, ECSTDB2014.SHP)
Department of the Interior —
This sediment database contains location, description, and texture of samples taken by numerous marine sampling programs. Most of the samples are from the Atlantic... -
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
305b Assessed 2012 River, Lake, Estuary Set
State of Connecticut —
305b Assessed 2012 River, Lake, Estuary set: Connecticut 305b Assessed River 2012 is a 1:24,000-scale, line feature-based layer that includes rivers that have been... -
Federal
Combined 2-m and Interpolated 10-m Bathymetric Grid of National Oceanic and Atmospheric Administration (NOAA) Survey H12013 Off the Entrance to the Connecticut River in Northeastern Long Island Sound (H12013_INTGEO, Geographic, WGS-84)
Department of the Interior —
The U.S. Geological Survey (USGS), in cooperation with the National Oceanic and Atmospheric Administration (NOAA) and the Connecticut Department of Energy and... -
Federal
Dam Metrics Representing Stream Fragmentation and Flow Alteration for the Conterminous United States Linked to the NHDPLUSV1
Department of the Interior —
This CSV file contains 21 dam metrics representing stream fragmentation and flow alteration for nearly 2.3 million stream reaches in the conterminous USA. Dam metrics...