NAWQA GIS

-Data sets
-Data aggregation
-Tools and techniques
-News/Ongoing projects
-Contacts
-LULC (wells)

DATA

-Data Synthesis
-Data Warehouse
-Bio-TDB

NAWQA

-Intranet
-Public

WRD

-Intranet
-Public

USGS

-Intranet
-Public

NAWQA GIS resources

Archives of Ancillary Ground Water GIS Data

1994 Study units

• 1994 ground water sampling sites
• 1994 ground water polygons (LUS, SUS)

• Nutrient concentrations in ground waters of the United States
  (Summary statistics for 1991 NAWQA land use studies and study unit surveys)
• Ancillary GIS data for ground water
  • 1991 ground water sampling sites
  • 1991 ground water polygons (LUS, SUS)
• Maps of 1991 study unit LUS network boundaries and targeted areas
• Maps of 1991 study unit LUS and SUS boundaries, wells, and updated land use
• Ground water study design description index
• Maps of 1991 study unit LUS and SUS studies in relation to major aquifers - Archive (.tar) file containing color postscript plots (8.2 MB)
• Land use studies - PRELIMINARY characterizations using ancillary GIS layers obtained in 1995 data aggregation.

Email: NAWQA National Synthesis GIS
GS-W NAWQA nsgis