- Times-Tribune (Scranton, PA)
- June 24, 2011 article, "Shale Waste Prompts Keystone Landfill to Increase Capacity, Raising Community Concerns" includes discussion of issues raised by the local governments of Throop and Dunmore Boroughs regarding the safety of natural gas drill cuttings that might include naturally occurring radioactive elements being disposed of at the landfill.
- Citizens Voice (Wilkes-Barre, PA)
- "State May Limit Drilling Byproduct from Being Spread on Farms"(April 9, 2011) includes discussion of monitoring for radioactivity in byproducts of shale drilling.
- Times Leader (Wilkes-Barre, PA)
- Pennsylvania Department of Environmental Protection: March 7, 2011 Press Release: DEP Announces Testing for Radioactivity of River Water Downstream of Marcellus Water Treatment Plants Shows Water Is Safe
- New Hampshire Department of Environmental Services. 2004. Dissolved mineral radioactivity in drinking water. Environmental Fact Sheet WD-WSEB-3-11. Concord, NH.
- United States Environmental Protection Agency:
- Ground Water and Drinking Water homepage
- A Regulator's Guide to the Management of Radioactive Residuals from Drinking Water Treatment Technologies. July 2005. [includes overview of technology used to remove radionuclides from drinking water]
- State University of New York (SUNY) Buffalo Press Release: Fracking Mobilizes Uranium in Marcellus Shale, UB Research Finds
- Water Resources Institute at Cornell University:
- Volz, C. D. 2011. The devil's details about radioisotopes and other toxic contaminants in Marcellus Shale flowback fluids. FracTracker, Tracking the impacts of the natural gas industry. Released 11 March 2011. Link to website.
- Radioactivity in Marcellus Shale, a technical report published in 2010 by M. Resnikoff, E. Alexandrova & J. Thomas of the Radioactive Waste Management Associates. New York, NY.