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1. Climate Data from the New Hampshire State Climate Office [NH_CLIMATE_OFFICE]
The home page of the New Hampshire State Climate Office, located on the University of New Hampshire (UNH) campus, offers many links to New Hampshire and U.S. National and Regional Climate Data. Most ...


2. Soil Spot Features (Points) [MassGIS_GISDATA.SOILSPOT_PT]
A companion layer to SOILS_POLY, SOILSPOT_PT represents "special" or "ad hoc" point features such as gravel pits, wet areas, bedrock escarpments and others. This data set is not designed for use as ...


3. A U.S. Historical Snow Data Base from Rutgers University [RUTGERS_SNOW]
This digital data set contains daily information on snowfall and snow depth for approximately 1000 NOAA observing stations (mainly cooperative sites) in 47 of the 48 conterminous U.S. Some 370 stations ...


4. Deepest Chesapeake Bay Channels [md_baychannel]
Polyline map tracing the deepest parts of the Chesapeake Bay and its tidal estuaries. Channels were digitized based on deepest contours, channel slope, channel width and bottom geomorphology. Contour ...


5. LIDAR 2004 Intensity Imagery [lidar_2004_Intense]
Light Detection and Ranging (LIDAR) is a method of locating objects on the ground using aerial-borne equipment. It is similar to RADAR or SONAR in that the two-way travel time of an energy beam reflected ...


6. MWRA Water/Sewer Service Areas [MassGIS_GISDATA.MWRASERVICE_POLY]
This polygon datalayer shows the areas across the commonwealth with water and sewer service as provided by the Massachusetts Water Resources Authority. Most of the service areas are based on city ...


7. Modeled Wind Speed Raster (at 100m) [MassGIS_GISDATA.IMG_WIND_SPD100M]
In continuing a policy of promoting renewable and clean energy sources, the Executive Office of Energy and Environmental Affairs (EOEEA) has put considerable effort into researching development sites ...


8. Modeled Wind Speed Raster (at 30m) [MassGIS_GISDATA.IMG_WIND_SPD30M]
In continuing a policy of promoting renewable and clean energy sources, the Executive Office of Energy and Environmental Affairs (EOEEA) has put considerable effort into researching development sites ...


9. Modeled Wind Speed Raster (at 50m) [MassGIS_GISDATA.IMG_WIND_SPD50M]
In continuing a policy of promoting renewable and clean energy sources, the Executive Office of Energy and Environmental Affairs (EOEEA) has put considerable effort into researching development sites ...


10. Modeled Wind Speed Raster (at 70m) [MassGIS_GISDATA.IMG_WIND_SPD70M]
In continuing a policy of promoting renewable and clean energy sources, the Executive Office of Energy and Environmental Affairs (EOEEA) has put considerable effort into researching development sites ...


11. Monitoring of Toxic Contaminants in Washington State [wa_de_toxicsmonitoring]
Toxic contamination of our air, water, soil, and wildlife is a concern in Washington State. Humans and wildlife face a variety of risks due to toxic chemicals in the environments. For many areas of ...


12. Multibeam Bathymetry Boundaries from Boston Harbor and Approaches [CZM_moris_multibeambathybnds_poly]
This data is the boundary polygon for the high-resolution bathymetric measurements of the seafloor from Boston Harbor and the harbor approaches, Massachusetts. Approximately 170 km� of sidescan sonar ...


13. Municipal Zoning Districts [MassGIS_GISDATA.ZONING_POLY]
The MassGIS zoning datalayer represents the boundaries of municipal zoning districts. Because zoning is established at the town level, there is no standard district classification across the state. ...


14. NHESP BioMap Core Habitat [MassGIS_GISDATA.BIOCORE_POLY]
Core Habitat is one of two datalayers resulting from the BioMap biodiversity mapping project.The Core Habitat layer depicts the most viable habitat for rare species and natural communities in Massachusetts. ...


15. NHESP BioMap Supporting Natural Landscape [MassGIS_GISDATA.BIOSNL_POLY]
Supporting Natural Landscape is one of two datalayers resulting from the BioMap biodiversity mapping project (also see the NHESP BioMap Core Habitat datalayer description). The Supporting Natural ...


16. NHESP Estimated Habitats of Rare Wildlife [MassGIS_GISDATA.ESTHAB_POLY]
Estimated Habitats are for use with the Wetlands Protection Act regulations (310 CMR 10.00). The Estimated Habitats of Rare Wildlife datalayer contains polygons that are a subset of the Priority Habitats ...


17. NHESP Living Waters Core Habitats [MassGIS_GISDATA.LWCORE_POLY]
Living Waters Core Habitats is one of two datalayers resulting from the Living Waters project (see also the NHESP Living Waters Critical Supporting Watershed datalayer description). Core Habitats ...


18. NHESP Living Waters Critical Supporting Watersheds [MassGIS_GISDATA.LWCSW_POLY]
Critical Supporting Watersheds (CSWs) are those areas with more immediate hydrologic contributions to Living Waters Core Habitats. As such, they represent the areas with the highest potential to sustain ...


19. NHESP Natural Communities [MassGIS_GISDATA.NATCOMM_POLY]
The NHESP Natural Communities datalayer consists of polygons that represent the extent of various natural communities of biodiversity conservation interest in Massachusetts. These polygons are based ...


20. NHESP Priority Habitats of Rare Species [MassGIS_GISDATA.PRIHAB_POLY]
The Priority Habitats of Rare Species datalayer contains polygons representing the geographic extent of Habitat of state-listed rare species in Massachusetts based on observations documented within ...


21. NOAA National Status and Trends Biological Effects of Toxic Contamination in Sediments from Long Island Sound and Environs [NOS_biologicaleffects]
Long Island Sound is one of several coastal regions selected for study under the Intensive Bioeffects monitoring surveys of NOAA's National Studies and Trends (NS&T) Program ...


22. NRCS HUC Basins (8, 10, 12) Annotation [MassGIS_GISDATA.NRCSHUC_ANNO]
This dataset is a digital hydrologic unit boundary layer that is at the Subwatershed (12-digit) level. The layer also includes delineations at the Watershed (10-digit) and Subbasin (8-digit) levels. ...


23. NRCS HUC Basins (8, 10, 12) Outlines [MassGIS_GISDATA.NRCSHUC_ARC]
This dataset is a digital hydrologic unit boundary layer that is at the Subwatershed (12-digit) level. The layer also includes delineations at the Watershed (10-digit) and Subbasin (8-digit) levels. ...


24. NRCS HUC Basins (8,10,12) [MassGIS_GISDATA.NRCSHUC_POLY]
This dataset is a digital hydrologic unit boundary layer that is at the Subwatershed (12-digit) level. The layer also includes delineations at the Watershed (10-digit) and Subbasin (8-digit) levels. ...


25. NY_GOME_CONTOURS: New York Bight and Gulf of Maine bathymetric contours [CZM_moris_ny_gome_contours_arc]
This bathymetric shapefile contains 10 m contours for the continental shelf and 100 m beyond the 200 m shelf edge. The contours have been derived from the National Oceanic and Atmospheric Administration ...


26. National Atmospheric Deposition Program/National Trends Network (NADP/NTN): Precipitation Chemistry Database [NADP_NTN]   CHILD DIFs
The National Atmospheric Deposition Program/National Trends Network (NADP/NTN) is a 200-station, rural, wet-only deposition monitoring network throughout the continental United States, Alaska, and ...


27. National Buoy Data Center Environmental Buoy Locations in the Gulf of Maine and Southern New England Waters, 2006 [CZM_moris_nbdc_buoys_pt]
These data give the location of all environmental monitoring buoys stations in Gulf of Maine and southern New England waters present in the National Data Buoy Center (http://www.ndbc.noaa.gov/) as ...


28. National Environmental Policy Act [CZM_nepa]
Authorities: 42 U.S.C. �4321 et seq.: National Environmental Policy Act of 1969; 40 CFR 1500: Regulations for Implementing the Procedural Provisions of the National Environmental Policy Act. Jurisdiction: ...


29. National Estuarine Research Reserve System [CZM_nerrs]
Section 315 of CZMA establishes the National Estuarine Research Reserve System (NERRS). States may seek federal approval and designation of certain areas as NERRS sites if the areas qualify as biogeographic ...


30. National Park Service [CZM_nps]
National Park Services Organic Act creates the National Park Service (the Service) within the Department of the Interior. The Service is charged with promoting and regulating the use of federal areas ...


31. National Pollution Discharge Elimination System (NPDES) [CZM_npdes]
Authorities: 33 U.S.C. ?1251 et seq.: Federal Water Pollution Control Act; 40 CFR 122: EPA Administered Permit Programs: National Pollutant Discharge Elimination System; M.G.L. Ch. 21 s. 26-53: Massachusetts ...


32. National Wetland Inventory (NWI) [USDA0245]
This GIS data layer describes wetlands in the State of Vermont that are regarded as regulatory by the Vermont Water Resources Board. Collection Organization: National Wetland Inventory (NWI) Staff. ...


33. National Wetlands Inventory (Arcs) [MassGIS_GISDATA.NWI_ARC]
This polyline layer represents river and stream features as created by the National Wetlands Inventory (NWI) program, administered by the United States Fish and Wildlife Service. The NWI project was ...


34. National Wetlands Inventory (Polygons) [MassGIS_GISDATA.NWI_POLY]
This data set represents the extent, approximate location and type of wetlands and deepwater habitats in the Commonwealth of Massachusetts. These data delineate the areal extent of wetlands and surface ...


35. National Wildlife Refuge System [CZM_nwr]
This section of law consolidates the authorities relating to the various categories of areas administered by the Secretary of the Interior for the conservation of fish and wildlife by designating ...


36. Native Hawaiian land and freshwater snails checklist Database [Bishop_HBS_snails]
The Bishop Museum was founded in 1889 by Charles Reed Bishop to house the Hawaiian and Polynesian antiquities in the collection of his late wife, Princess Bernice Pauahi Bishop. ...


37. Nearshore Ocean Management Planning Area Boundary (NOMPAB) - Commonwealth of Massachusetts [CZM_moris_nompab]
This data set contains the nearshore boundary line, in ESRI shape file format, for the Ocean Management Planning Area pursuant to "An Act Relative to Oceans" for the Commonwealth of Massachusetts. ...


38. Nebraska Wind Energy Monitoring Program [NEBRASKA_WIND_ENERGY]
The Nebraska Wind Energy Monitoring Program is a joint project among the Nebraska Public Power Districts, Nebraska State Government, and public interest groups. The study is coordinated ...


39. Neptune LNG LLC proposed lateral natural gas pipeline and deep water port, Massachusetts Bay, Massachusetts, 2006 [CZM_moris_neptune_lng_arc]
This GIS data layer shows the location of the proposed Neptune LNG LLC (Suez Energy North America) pipeline lateral and deepwater port. This proposed project is located in federal waters of Massachusetts ...


40. Nevada Automated Lightning Detection System (ALDS) Climatology [WRCC_DRI_LIGHTNING]
(Summary adapted from WRCC Report# 97-04 written by Timothy J. Brown and Beth L. Hall) The Nevada ALDS Climatology ...


41. Nevada RAWS Station Climatology [WRCC_DRI_RAWS]
(Summary adapted from WRCC Report# 97-02 written by Timothy J. Brown and Beth L. Hall) The Nevada RAWS data ...


42. New Hampshire Environmental Monitoring Data (EMD) [NHDES_EMD]
The Environmental Monitoring Database (EMD) started out as a repository for river, lake, estuary, and ocean data collected by the New Hampshire Department of Environmental Services (NHDES) Watershed ...


43. New Hampshire Estuaries Project [gomc_215]   CHILD DIFs
The New Hampshire Estuaries Project (NHEP) compiles data from many coastal and estuarine monitoring programs to assess the status and trends of environmental indicators in the Great Bay and Hampton/Seabrook ...


44. New Hampshire Gulf Watch Program [gomc_360]
Study design: parameters -- heavy metals and toxic organic contaminants in blue mussel, oyster, and clam tissue. Type: Bay Waterbody or Watershed Names: GREAT BAY ESTUARY; RYE HARBOR; HAMPTON-SEABROOK ...


45. New Hampshire Horseshoe Crab Survey [gomc_192]
Volunteers are asked to report horseshoe crab sightings in New Hampshire. Type: Estuary Waterbody or Watershed Names: Great Bay Estuary; ...


46. New Hampshire Shellfish Program [gomc_206]
To ensure the protection of public health, the Shellfish Program maintains a number of monitoring programs. The Ambient Monitoring program involves regular collection of ...


47. New Jersey Climate Data from the Office of the New Jersey State Climatologist [NJ_CLIMATE]
The New Jersey State Climatologist office offers New Jersey historical climatic data (1895-2000) and climate norm data (1961-1990). All data sets are available via World Wide Web from the Rutgers ...


48. New York Harbor Water Quality Surveys [NYC_NYharborwaterquality]
This dataset provides annual surveys of water quality. The harbor survey monitors the quality of harbor waters and identifies the impacts of the city's pollution control programs ...


49. New York Power Authority Ichthyoplankton and Juvenile Fish Sampling [gomc_232]
Data are available on CD and can be obtained by contacting NYPA by email or phone. The data set includes biweekly spatial and temporal distributions of ichthyoplankton in Raritan Bay, New York ...


50. New York State Climate Office Products and Services [NY_CLIMATE]
The New York State Climate Office home page is divided into three sections. The "Climate" section offers a climate summary for all of New York State along with summaries for the following cities: ...


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