Roy A Schroeder

• Chemical, isotopic, and microbiological evidence for denitrification during transport of domestic wastewater through a thick unsaturated zone in the Mojave Desert, San Bernardino County, California
• Delineation of a hydrocabron (weathered gasoline) plume in shallow deposits at the U.S. Naval Weapons Station, Seal Beach, California
• Physical, chemical, and biological data for detailed study of irrigation drainage in the Salton Sea area, California, 1988-90
• Potential for chemical transport beneath a storm-runoff recharge (retention) basin for an industrial catchment in Fresno, California
• Reconnaissance investigation of water quality, bottom sediment, and biota associated with irrigation drainage in the Tulare Lake bed area, southern San Joaquin Valley, California, 1986-87