TY - RPRT TI - Estimation of ground-water recharge from precipitation, runoff into drywells, and on-site waste-disposal systems in the Portland Basin, Oregon and Washington AU - D.T. Snyder AU - D. S. Morgan AU - T.S. McGrath PY - 1994 DO - 10.3133/wri924010 UR - https://pubs.usgs.gov/publication/wri924010 ID - wri924010 ER -