- Status and understanding of groundwater quality in the Monterey Bay and Salinas Valley Basins, 2005-California GAMA Priority Basin Project: USGS Scientific Investigations Report 2011-5058
- Status and Understanding of Groundwater Quality in the Two Southern San Joaquin Valley Study Units, 2005-2006: California GAMA Priority Basin Project
- Status and Understanding of Groundwater Quality in the San Diego Drainages Hydrogeologic Province, 2004: California GAMA Priority Basin Project
- Status of Groundwater Quality in the Upper Santa Ana Watershed, November 2006?march 2007: California Gama Priority Basin Project
- Status and Understanding of Groundwater Quality in the South Coast Range-Coastal Study Unit, 2008: California Gama Priority Basin Project








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