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Sheri Trapp
Why a 100-year supply? How Arizona got its famous, yet arbitrarily numbered groundwater rule
Arizona’s 100-year water supply requirement came into sharp focus this year when Gov. Katie Hobbs announced news of a potential shortfall....
Arizona, California, Nevada near long-term deal to use less Colorado River water
The Colorado River’s three Lower Basin states including Arizona appear committed to producing a long-term plan by spring to wipe out a longstanding “structural deficit” between river water use and supplies....
Here's how quickly farms are draining Arizona groundwater
Groundwater supplies are declining rapidly in five farming-dominated basins across Arizona where pumping isn’t regulated, including in Cochise County southeast of Tucson, a new state study shows....
Legislator addresses old groundwater law
Senate President Warren Petersen wants to change part of the 1980 Groundwater Management Act, which requires residential developers to have a 100-year supply of water in the state’s urban areas. For more on this, we welcomed Kathleen Ferris...
Arizona Senate chief says he won't try to change water-supply mandate
Arizona’s Senate president said he does not plan to introduce legislation to alter water supply requirements for new development ...