TY - RPRT TI - Assessment of geochemical and hydrologic conditions near Old Yuma Mine in Saguaro National Park, Arizona, 2014–17 AU - Kimberly R. Beisner AU - Floyd Gray PY - 2018 DO - 10.3133/sir20185019 UR - https://pubs.usgs.gov/publication/sir20185019 ID - sir20185019 ER -