Geospatial Environmental
Mapping System
Welcome to the Geospatial Environmental Mapping System IMF map viewer.

The Geospatial Environmental Mapping System (GEMS) was designed to provide dynamic mapping and environmental monitoring data display for sites managed by the U.S. Department of Energy (DOE) Office of Legacy Management.

The information made available and the environmental data display tools developed for GEMS were done so based on input from various stakeholders including DOE and contractor staff, regulatory agencies, and members of the public. Any comments or suggestions pertaining to GEMS should be sent to the email address provided below as future enhancements are planned.

  • If you are new to the application, check out our quick, informative Tutorial.
  • Read, understand & accept our Terms of Use.
  • Questions and comments about GEMS can be sent to gems@lm.doe.gov
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The web map viewer uses licensed Geocortex® IMF technology