TY - RPRT TI - Water-quality data for the Santa Clara-Calleguas hydrologic unit, Ventura County, California, October 1989 through December 1993 AU - J. A. Izbicki AU - P. M. Martin AU - J.N. Densmore AU - D. A. Clark PY - 1995 DO - 10.3133/ofr95315 UR - https://pubs.usgs.gov/publication/ofr95315 ID - ofr95315 ER -