TY - RPRT TI - Assessment of treated wastewater infiltration in Bright Angel Wash and the potential for contaminants of emerging concern influencing spring water quality along the South Rim of the Grand Canyon in Grand Canyon National Park, Arizona AU - Nicholas V. Paretti AU - Kimberly R. Beisner AU - Sarah J.R. Shepherd PY - 2025 DO - 10.3133/sir20255095 UR - https://pubs.usgs.gov/publication/sir20255095 ID - sir20255095 ER -