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Arizona’s developers fight water limits in a dark-money showdown

A dark-money-backed lawsuit is challenging Arizona’s groundbreaking limits on development in areas with rapidly disappearing groundwater, a move that could reshape water policy across the Southwest.

Katya Schwenk reports for The Lever.


In short:

  • Arizona regulators halted new housing developments in Phoenix’s fast-growing suburbs in 2023, citing a severe groundwater shortage that threatens the region’s future.
  • Developers, backed by the Goldwater Institute, are suing to overturn the limits, arguing state groundwater models are flawed and that the restrictions are worsening the housing crisis.
  • Experts warn that Phoenix is running out of groundwater, a finite resource that, once gone, won’t replenish for thousands of years — making water conservation critical as climate change accelerates droughts.

Key quote:

“This is nothing but a shameless and partisan attack by bad actor developers trying to get a short-term profit by pumping the water out from under Arizona families and farmers.”

— Spokesperson for Arizona Gov. Katie Hobbs

Why this matters:

Phoenix’s sprawl is at odds with its water reality. As the Southwest dries up, the outcome of this legal battle could determine whether Arizona prioritizes long-term water security or short-term development profits. It could have a bearing on how other arid states approach water policy as well.

Read more: Capturing and reusing urban storm water could be a boon for water-stressed cities.

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Trump administration accelerates Alabama coal expansion mostly for foreign steel markets

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UK residents take government’s climate strategy to European human rights court

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