TY - RPRT TI - Status and understanding of groundwater quality in the Bear Valley and Lake Arrowhead Watershed Study Unit, 2010: California GAMA Priority Basin Project AU - Timothy M. Mathany AU - Carmen A. Burton PY - 2017 DO - 10.3133/sir20175043 UR - https://pubs.usgs.gov/publication/sir20175043 ID - sir20175043 ER -