Skip Navigation
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.


The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Your Environment. Your Health.

Person Details: Karletta Chief

Superfund Research Program

Karletta Chief

University of Arizona
Department of Environmental Science
P.O. Box 210038
Tucson, Arizona 85721-0038
Phone: 520-222-9801


Hazardous Waste Sites

Dine College, Shiprock, NM

  • University of Arizona: Community Engagement Core

Dine College, Tsaile, AZ

  • University of Arizona: Community Engagement Core

Gold King Mine Spill

  • University of Arizona: Community Engagement Core
  • University of Arizona: Research Translation Core

Iron King Mine and Humboldt Smelter

  • University of Arizona: Community Engagement Core

Tohono O'odham Community College

  • University of Arizona: Community Engagement Core


  • Chief K, Arnold RG, Curley A, Hoover J, Kacira M, Karanikola V, Simmons-Potter K, Tellman E. Addressing food-energy-water insecurities of the Navajo Nation through university- community collaboration. In: Water Resources Impact January 2021. pp.31-33.


  • Clausen RJ, Chief C, Teufel-Shone NI, Begay MA, Charley PH, Beamer P, Anako N, Chief K. 2023. Dine-centered research reframes the Gold King Mine Spill: Understanding social and spiritual impacts across space and time. J Rural Stud 97:449-457. doi:10.1016/j.jrurstud.2022.12.021
  • Van Horne YO, Carroll S, Chief K, Lothrop N, Richards JR, Begay M, Charley PH, Ingram J, Beamer P. 2023. Using environmental health dialogue in a Dine-centered approach for individualized results reporting in an environmental exposure study following the Gold King Mine Spill. Environ Res 231(Pt.2):116196. doi:10.1016/j.envres.2023.116196 PMID:37211184 PMCID:PMC10411314
  • Van Horne YO, Chief K, Charley PH, Begay M, Lothrop N, Canales RA, Beamer P. 2023. A community-based health risk assessment following the Gold King Mine Spill: Results from the Gold King Mine Spill Dine Exposure Project. Expo Health doi:10.1007/s12403-023-00583-8


  • Chief K, Petersen N, Massaro TM, Tulley N, Tulley-Cordova C, Vold J. 2022. Respectful Tribal Partnership: What philanthropy can learn from the Navajo Nation's collaborative response to the COVID-19 crisis. Found Rev 14:doi:10.9707/1944-5660.1611


  • Teufel-Shone NI, Chief C, Richards JR, Clausen RJ, Yazzie A, Begay MA, Lothrop N, Yazzie J, Begay AB, Beamer P, Chief K. 2021. Development of a culturally anchored qualitative approach to conduct and analyze focus group narratives collected in Dine (Navajo) communities to understand the impacts of the Gold King Mine spill of 2015. Int J Environ Res Public Health 18(17):9402. doi:10.3390/ijerph18179402 PMID:34502003 PMCID:PMC8430777
  • Van Horne YO, Chief K, Charley PH, Begay M, Lothrop N, Bell ML, Canales RA, Teufel-Shone NI, Beamer P. 2021. Impacts to Dine activities with the San Juan River after the Gold King Mine Spill. J Expo Sci Environ Epidemiol 31(5):doi:10.1038/s41370-021-00290-z PMID:33526814 (ahead of print)



  • Chief K, Emanuel R, Conroy-Ben O. 2019. Indigenous symposium on water research, education, and engagement. Eos, Transactions, American Geophysical Union 100:doi:10.1029/2019EO114313


  • Chief K, Meadow A, Whyte K. 2016. Engaging Southwestern tribes in sustainable water resources topics and management. Water (Basel) 8:350. doi:10.3390/w8080350
to Top