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Water And The Environment

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Arizona set to draw on its Colorado River bank
State

Arizona set to draw on its Colorado River bank

  • Clara Migoya
    Arizona Republic
  • Updated Oct 19, 2026

A small, plastic bottle of water arrived at the Phoenix Mayor's desk in 1985. Terry Goddard, who sat in that chair at the time, said he will n…

How an 1887 Sonoran earthquake dried up Southern Arizona wells and springs, fed others
Subscriber

How an 1887 Sonoran earthquake dried up Southern Arizona wells and springs, fed others

  • Tony Davis
  • Updated Oct 21, 2026

For Star subscribers: The 1887 Sonora earthquake drastically altered groundwater levels across Southern Arizona, drying some springs and wells while elevating water tables in other areas, impacting local communities and agriculture for decades.

New technology will speed PFAS removal from Tucson groundwater
Environment

New technology will speed PFAS removal from Tucson groundwater

  • Tony Davis
  • Updated Sep 19, 2026

A new $27 million layer of technology at the city's 32-year-old southside water treatment plant will bring more efficient and effective cleanu…

Letter: Finding water for the future
Local-issues

Letter: Finding water for the future

  • Paula Deter, Sahuarita
  • Aug 27, 2026

We continue to look for water for the state of Arizona from outside our boundaries. Somehow California or Mexico is supposed to give us water …

Arizona's bid for California water could run into political headwinds
Government-politics

Arizona's bid for California water could run into political headwinds

  • Bob Christie Capitol Media Services
  • Updated Aug 24, 2026

Arizona is exploring projects to secure water from underused California supplies amid its own shortages, but these efforts face significant technological, regulatory, and political challenges, especially given California's own water scarcity issues.

Arizona to study 2 ideas to add to its water supply
State

Arizona to study 2 ideas to add to its water supply

  • Tony Davis
  • Updated Sep 17, 2026

Two Arizona projects aim to boost water supplies by storing surface water underground and using treated wastewater from California, with $7 million allocated for detailed feasibility and environmental studies.

Drinking wells keep drying up in Willcox area
Subscriber

Drinking wells keep drying up in Willcox area

  • Tony Davis
  • Updated Sep 1, 2026

Homeowners in Cochise County’s Willcox Basin are facing widespread well failures due to sediment buildup and ground subsidence caused by excessive groundwater pumping, leading many to rely on costly water hauling services for drinking water.

State pushes 10% water use cut for farmers in Willcox Basin
Subscriber

State pushes 10% water use cut for farmers in Willcox Basin

  • Tony Davis
  • Updated Aug 15, 2026

The Arizona Department of Water Resources is pushing to slash the Willcox basin's chronic overuse of ancient groundwater by half between now and 2075.

Colorado River's two big lakes' storage drops to lowest levels on record
Environment

Colorado River's two big lakes' storage drops to lowest levels on record

  • Tony Davis
  • Updated Aug 18, 2026

Lakes Mead and Powell are storing barely more water today than Lake Mead alone did in 1957 — at a time when construction on the dam that would…

Local opinion: We need stronger conservation in water planning
Columnists

Local opinion: We need stronger conservation in water planning

  • Margaret Wilder and Helen Ingram Special to the Arizona Daily Star
  • Jul 26, 2026

The following is the opinion and analysis of the writer:

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