Earth atmosphere
Groundwater has weighed heavily in the balance of policies regarding drought, tribal rights and land development. Now research suggests groundwater pumping is knocking the Earth itself slightly off-balance.
More news from the Arizona Science Desk
Jun. 21, 2023
Glen Canyon Dam Lake Powell
In her latest piece for The Guardian, Annette McGivney documents the long history of the country’s second-largest reservoir, Lake Powell, and how its receding shorelines are now exposing a landscape not seen in more than 50 years.
Jun. 20, 2023
Dilkon Medical Center
The Show spoke with reporter Umar Farooq on the inconsistent water sources in the Navajo Nation and how a lack of resource has left a $128 million facility unable to open.
Jun. 20, 2023
Hobbs signs bill
Scottsdale will be required to provide water to hundreds of homes in Rio Verde Foothills once again. Gov. Katie Hobbs on Monday signed a bill to temporarily bring water back to the unincorporated community.
Jun. 19, 2023
water faucet
Scottsdale says it will cooperate if Gov. Katie Hobbs signs a bill to force the city to resume water sales to Rio Verde Foothills. The city cut off water for the unincorporated community in January in response to drought.
Jun. 19, 2023
View of the Colorado River from the Historic Navajo Bridge
Negotiations over the next set of rules for the Colorado River have begun. Federal officials kicked off those talks June 15 with a formal notice to Southwestern states and tribes.
Jun. 16, 2023
Scientists must sometimes, as William Blake put it, “see the world in a grain of sand.” Now, researchers analyzing a sample from the asteroid Itokawa have “seen” a possible source of Earth’s water in a crystal of salt.
Jun. 14, 2023
Phoenix will work on new water rules for future development in the city after council members unanimously approved a plan Tuesday.
Jun. 13, 2023
drop from a water faucet
A bill to restore water services for Rio Verde Foothills has passed Arizona’s House and Senate. Hundreds of homes in Rio Verde Foothills have been without water since Scottsdale ended water sales to the unincorporated community six months ago due to worsening drought conditions. This is the second time lawmakers have sent a bill to the governor to try to resolve the situation.
Jun. 13, 2023
Afternoon aerial view of suburban homes in Surprise
Arizona will no longer approve new construction in areas around Phoenix where groundwater is the only option. But even as the state takes historic steps to rein in sprawl, some in the real estate business say growth won’t come to a stop.
More Arizona water news
Jun. 13, 2023
a Dynamite Water tanker
On a bipartisan vote, the House passed a bill directing Scottsdale to let the water flow from an existing standpipe. That intergovernmental agreement would be in effect for three years.
Jun. 13, 2023
Horseshoe Bend
The Show was joined by Alex Hager, reporter covering the Colorado River and water in the West for KUNC, to talk more about the temporary three-state deal to reduce Colorado River water consumption.
Jun. 12, 2023
ponderosa pine
The drought and heat is impacting the way the trees are able to retain water.
Jun. 9, 2023
housing construction
Arizona’s housing market has been booming in recent years. But now, due to projected groundwater shortfalls, the state is going to start limiting some housing development in areas that rely solely on groundwater.
Jun. 6, 2023
Nonstick pan
Three major chemical companies say they’ve reached a tentative settlement with cities suing them for water contamination linked to PFAS, the human-made chemicals linked to health issues like cancer
Jun. 5, 2023
Dry cracked earth
In a major announcement June 1, Arizona officials halted new housing on the edges of the Phoenix metro area. The issue? Not enough groundwater. The shortage is made more complicated by the shrinking Colorado River.
Jun. 5, 2023
Stacy Pearson and Chuck Coughlin
This week, Arizona announced it will pause approvals of some development projects in areas that rely on groundwater, ASU revealed plans for new medical school and Maricopa County Supervisor Bill Gates said he will not seek reelection.
Jun. 2, 2023
A recent U.S. Supreme Court ruling stripped the EPA of the wide-reaching regulatory control offered by the 1972 Clean Water Act. The ruling has been applauded by businesses — including Arizona’s ranching industry, which relies heavily on water management.
Jun. 2, 2023
Houses Under Construction in Goodyear, Arizona
Arizona will pause approvals of some development projects in areas where groundwater would be the only water source. The announcement comes after a new report projects shortfalls in water supply in the Phoenix area.
Jun. 1, 2023
Lake Mead
The Phoenix City Council unanimously approved a plan Wednesday to give up a share of its Colorado River allocation in exchange for money.
May. 31, 2023


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