Harte, P. T., Blake, J. M., Becher, K. D. 2018. Determination of Representative Uranium and Selenium Concentrations from Groundwater, 2016, Homestake Mining Company Superfund Site, Milan, New Mexico: Open-File Report 2018-1055. U.S. Geological Survey, Reston, VA.

Acid mine drainage, Groundwater, Methods, Data management, Mines, Sampling, Uranium, Selenium

This study involved collecting groundwater samples using three different methods from around a site at the Homestake Mining Company (NM, USA). The samples were analyzed for both uranium and selenium. This report describes the three sampling methodologies along with the analyses done by two labs. The results between the labs are compared, and the adjustments made to the data from each lab are explained.