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 are the result of 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.
• If you haven't used GEMS lately, check out what's new.
• Questions and comments about GEMS can be sent to gems@lm.doe.gov

Launch Map Viewer