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1485. Crosby, J.W. and R.M Chatters. 1965. Water dating techniques as applied to the Pullman-Moscow groundwater aquifer. WSU College of Engineering Research Division Bull. #296.
Most groundwater dates from late Pleistocene glaciation. No measurable recharge in Moscow area in recent times. Pullman area has about 108 million gal/yr recharge, roughly 10% of current (1965) useage. Indicates low likelihood of ag chemical movement to primary aquifers. T: date analysis for specific wells.