New research finds the Upper Colorado River Basin lost 4.6 trillion gallons of groundwater during drought, nearly twice the Lower Basin's losses.
Tag: Arizona groundwater
A new binational study maps how groundwater moves, recharges and changes beneath the Santa Cruz region of Arizona and Sonora.
Water News Highlights Video: Colorado River, Groundwater & Drought
Western Water Highlights video covers Colorado River negotiations, Arizona and New Mexico groundwater disputes, Tijuana River pollution, drought, irrigation shortages, data-center water demands and...
Arizona moves toward new groundwater limits in San Simon as state data show falling water levels, land subsidence and earth fissures.
Border wall documentary examines water risk in southern Arizona
A new documentary examines how border wall construction in Arizona’s San Rafael Valley could affect groundwater, springs and wildlife corridors.
Despite heavy rains, Arizona’s Willcox Basin continues to sink from decades of groundwater pumping, a scientist warns at a Geological Society meeting.