Information
Discovery:
Active projects
Databases
Publications
Reports

Data Integration:
Watersheds
Education

Case Studies:
Analysis
Assessment
Characterization
Management

Geographic Information:
GIS
GIS Education
GIS Software

Customer service
Glossaries
Conferences/events

Science in Your Watershed

GIS Software:

• ArcExplorer - A Windows 95-based data viewer that supports Shapefile vector and a variety of raster data (image) formats.
• BASIN 4.0 - Better Assessment Science Integrating Point and Nonpoint Sources - BASINS is a multi-purpose environmental analysis system that integrates GIS, national watershed data, and environmental assessment and modeling tools into one package.
• DEM Viewer, DLG Viewer and DEM3D Viewer - Enhanced Windows 95, NT, and 2000-based viewer for USGS digital elevation model (DEM) data, Digital Line Graph data (DLG) and Digital Elevation Model 3 Dimensional data (DEM3D)
• DLGV32 - Enhanced Windows -based viewer for USGS digital line graph (DLG) and digital raster graphic (DRG) data.
• New England SPARROW Data Viewer- New England SPARROW (SPAtially Referenced Regressions on Watershed Attributes) are statistical models that provide a regional interpretation of water-quality monitoring data for streams.
• PCI Geomatics - FreeView, SPANS Observer, Demoware
• LandView III - A Windows-based viewer for selected Census, EPA, USGS, and NOAA data bases.
• LandView III product options.

• DeLorme Mapping
• Earth Resource Mapping
• Environmental Systems Research Institute
• Leica Geosystems
• Intergraph Corporation
• PCI Geomatics

• Center of Excellence for Geospatial Information Science (CEGIS) (USGS)
• Envirofacts Data Warehouse (EPA) - Queries, Maps and Reports on Demand
• EnviroMapper for Water (EPA)
• Federal Geographic Data Committee (USGS)
• Geodata.gov (USGS)
• Geographic Names (USGS)
• Geospatial Information Response Team (GIRT) (USGS)
• Ground Water Climate Response Network (USGS)
• Know Your Watershed (CTIC)
• National Atlas of the United States of America (USGS)
• NHD Geodatabase Viewer (USGS)
• NWISWeb Data for the Nation (USGS)
• Real-Time Data for the Nation (USGS)
• Science in Your Watershed (USGS)
• StreamStats (USGS)
• Surf Your Watershed (EPA)
• The National Map (USGS)
• The National Map Seamless Server (USGS)
• Total Maximum Daily Loads (TMDL's) (EPA)
• WaterWatch (USGS)
• Wilderness.net (The National Wilderness Preservation System)
• Window to My Environment (EPA)