APES = Albemarle-Pamlico Estuarine Study (database)
ATTAINS = Assessment TMDL Tracking and Implementation System
BEHI = Bank Erosion Hazard Index
BLM = Bureau of Land Management
C-CAP = Coastal Change Analysis Program
CCAP = NOAA Coastal Change Analysis Program
CMAQ = Community Multi-scale Air Quality Model
CREP = Conservation Reserve Enhancement Program
CTNC = Conservation Trust of North Carolina
CWMTF = Clean Water Management Trust Fund
CWS = Composite Wetland System
CZM = Coastal Zone Management
DEP = Massachusetts Department of Environmental Protection
DFIRM= FEMA Digital Flood Insurance Rate Map
DLG = United States Geological Survey Digital Line Graph
DWWI = Digital Wisconsin Wetland Inventory
FEMA = Federal Emergency Management Agency
GAP = Gap Analysis Project
GISC = Georgia Impervious Surface Cover
ICBEMP = Interior Columbia Basin Ecosystem Management Project
INSTAR = Interactive Stream Assessment Resource database
LDWF = Louisiana Department of Wildlife and Fisheries
MCBS = Minnesota County Biological Survey
MNFI = Michigan Natural Features Inventory
MTDEQ = Montana Department of Environmental Quality
MTDNRC= Montana Department of Natural Resources and Conservation
MTNRIS = Montana Natural Resource Information System
NARSAL = Natural Resources Spatial Analysis Laboratory
NASS = USDA National Agricultural Statistics Service
NC CPT = North Carolina One Map Conservation Planning Tool
NCDCM = North Carolina Division of Coastal Management
NCDENR = North Carolina Department of Environment and Natural Resources
NCDOT = North Carolina Department of Transportation
NCDWQ = North Carolina Department of Water Quality
NCWRC = North Carolina Wildlife Resources Commission
NCWRC CREWS = North Carolina Wildlife Resources Commission Coastal Region Evaluation of Wetland Significance
NED = United States Geological Survey National Elevation Dataset
NFHAP = National Fish Habitat Action Partnership
NHD = USGS National Hydrography dataset
NHDOT = New Hampshire Department of Transportation
NHGRANIT = New Hampshire Geographically Referenced Analysis and Information Transfer System
NHLCA = New Hampshire Land Cover Assessment
NHPCS = National Heritage Priority Conservation Site
NLCD = National Land Cover Dataset
NPDAT = Nitrogen and Phosphorus Pollution Data Access Tool
NRCS = Natural Resource Conservation Service
NRCS WBD = Natural Resource Conservation Service Watershed Boundary Dataset
NRRSS = National River Restoration Science Synthesis (database)
NWI = United States Fish and Wildlife Service National Wetlands Inventory
RAD = Reach Address Database
REMSAD = Regional Modeling System for Aerosols and Deposition
RIBITS = Regulatory In-lieu fee and Banking Information Tracking System
RMBO = Rocky Mountain Bird Observatory
SEWRPC = Southeastern Wisconsin Regional Planning Commission
SPARROW = SPAtially Referenced Regressions On Watershed attributes
SSURGO = Soil Survey Geographic (database)
TIGER = Topologically Integrated Geographic Encoding and Referencing (system)
TIP = Transportation Improvement Program
TMDL = Total Maximum Daily Load
UM NTSG = University of Montana Numerical Terradynamic Simulation Group
USACE = United States Army Corps of Engineeers
USDA = United States Department of Agriculture
USGS = United States Geological Survey
VaNLA = Virginia Natural Landscape Assessment
VCU = Virginia Commonwealth University
VCU-CES = Virginia Commonwealth University - Center for Environmental Studies
VDCR = Virginia Department of Conservation and Recreation
VDCR-VDNH Virginia Department of Conservation Division of Natural Heritage
VDEQ = Virginia Department of Environmental Quality
VDGIF = Virginia Department of Game and Inland Fisheries
VIRGIS = Virginia GIS Project
WISCLAND = Wisconsin Initiative for Statewide Cooperation on Landscape Analysis and Data
WRTD = Wetland Restoration Tracking Database
WVDEP = West Virginia Department of Environmental Protection.
WWI = Wisconsin Wetland Inventory