Both the seasonal monsoons and winter storms that have been so sparse this year are critical for groundwater recharge in the Tucson basin, but the winter precipitation contributes most to yearly recharge, says Wally Wilson, chief hydrologist for Tucson Water.
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Both the seasonal monsoons and winter storms that have been so sparse this year are critical for groundwater recharge in the Tucson basin, but the winter precipitation contributes most to yearly recharge, says Wally Wilson, chief hydrologist for Tucson Water.