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Three Affiliated Tribes
Environmental Division of the Natural Resources Department




The Environmental Protection Agency's Region 8 Laboratory in Denver, CO is currently running all the analysis for samples collected for the USGS, US ACE, and Public Water Systems Projects. The analytes being tested for each project are described under the WHAT WE ARE DOING tab.

The EPA is also providing technical assistance to the Tribe to help build the environmental programs.

Tricia Pfeiffer EPA Water Quality Lead for FBIR 303-312-6271
Sam Vance Tribal Program Manager 303-312-6755
Jean Belille Environmental Justice Program 303-312-6556
Barbara Benoy Brownfields Project Manager/Grant Project Officer 303-312-6760