TY - RPRT TI - Estimating natural recharge in San Gorgonio Pass watersheds, California, 1913–2012 AU - Joseph A. Hevesi AU - Allen H. Christensen PY - 2015 DO - 10.3133/sir20155122 UR - https://pubs.usgs.gov/publication/sir20155122 ID - sir20155122 ER -