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Methods of investigation
Age and origin of ground water
3 other sections not shown
anion areal distribution Banos boron boron concentrations California cation chemistry chromium Coast Ranges sediments component scores concen concentrations in ground confined zone Corcoran Clay Member correlation Davis and Coplen delta oxygen-18 Deverel dissolved dominant draining the Coast Fresno County ground-water-flow system H CR high selenium Hotchkiss and Balding infiltration irrigation water isotopes Kesterson Reservoir Lawrence Berkeley Laboratory lithium major ions manganese mg/L MICROGRAMS PER LITER molybdenum molybdenum concentrations nitrate oxidizing conditions oxygen-18 values percent principal-component analysis recharge redox status reducing conditions relation between selenium San Joaquin River San Joaquin Valley selenium and sulfate selenium concentrations semiconfined and confined semiconfined zone shallow ground water Sierra Nevada sediments similar sodium soils specific conductance study area sulfate concentrations tion trace elements trace-element concentrations trations tritium U.S. Environmental Protection U.S. Geological Survey ug/L Vanadium water from Coast water from Sierra water in Sierra water samples western Fresno County western San Joaquin