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The revived "heritage" stretch of the Santa Cruz River now flows north of Starr Pass/22nd Street all the way to Congress Street.

Insects find a new home on Santa Cruz River

It has been two years since a new species has moved to the area.
Water levels are at record lows and still dropping in the nation's largest reservoirs. The federal government began the process of restricting water releases from Glen Canyon Dam, which holds back a shrinking Lake Powell.

Feds want the ability to cut back on Colorado River reservoir releases over the next two years

On Friday, the Interior Department began the process of revising existing guidelines for water management in the Colorado River basin.
The Central Tucson Groundwater Treatment System, located near Davis Monthan Air Force Base, removes PFAS contaminates from the aquifer below the area.

The Buzz: Dealing with Arizona's PFAS problem

Why are the chemical class also known as forever chemicals so dangerous, and what's being done to fix the problem?
An ore cart, encrusted in invasive mussel shells, rests on a ledge above a receding Lake Powell.

‘It’s getting close’: As the megadrought grinds on, Arizona working to meet water demands

Satellite photos show a dramatic change.
Treated wastewater, like this sample in Carson, California, could soon become a bigger part of the West's water portfolio. Cities in the drought-stricken Colorado River basin are putting big money behind project

Water managers see promise in recycling sewage

It could be a solution for the shrinking Colorado River
A vacant lot is used as a place to stack and assemble sandbags for use by residents whose properties are at risk of flooding.

The Buzz: A strong monsoon brings road closures and floods

Why does some infrastructure get overwhelmed by above-average summer rain?
Lake Mead’s light-colored “bathtub ring” of mineral deposits towers above a speeding boat on June 29, 2022, near Hoover Dam.

No firm new deadline for Colorado River basin states’ conservation plans

The seven states that rely on the river blew past an August 16 deadline without a plan to conserve 2 to 4 million acre-feet of water.
Glen Canyon Dam holds back Lake Powell, the nation's second-largest reservoir on the Colorado River. The lake is currently at 28% of its capacity.

Tucson Water plans for future

The utility held a town hall after Colorado River cuts announced.
The seven states in the Colorado River basin couldn't agree on a plan to conserve unprecedented amounts of water before a federal deadline. Meanwhile, grim projections for the future of water levels in Lake Mead have forced mandatory cuts to water for some users in the lower basin. Federal authorities are trying to prop up levels in the nation's largest reservoir before they dip too low to generate hydropower or allow the passage of water.

Colorado River states fail to meet federal deadline on restricting water use

Arizona will lose 21% of its Colorado River allotment next year.
Lake Mead and the rest of the Colorado River system are shrinking rapidly. The U.S. Bureau of Reclamation has called for new conservation measures, asking states to conserve a tremendously large amount of water, and giving them a 60-day timeline to formulate a plan for those reductions.

More water cuts coming to Arizona

The federal Bureau of Reclamation has announced how much Colorado River water the state will give up.
Michelle Peters fills a glass with freshly desalinated ocean water at Poseidon Water's Carlsbad plant. Using reverse osmosis, the facility creates about 10% of San Diego County's freshwater supply.

The Southwest is running out of fresh water. Could the ocean provide a cure?

Arizona and other states are looking at the use of desalination plants.
Water levels in Lake Powell, seen here in May 2021, are dipping dangerously low. The federal government has proposed an unprecedented plan to cut back on water supplies for Arizona, Nevada and California. The measure aims to keep water levels high enough to generate hydropower at the Glen Canyon Dam.

Deadline looms for drought-stricken states to cut water use

New cuts are expected on Tuesday.
A canal carries water from the Colorado River to tribal land in Arizona.

Tribes in the Colorado River basin say they're 'in the dark' as states discuss water conservation

The complaint comes as Colorado River water users are trying to come up with a new sharing plan.
A measurement gage at Lees Ferry in Arizona is the location where Colorado River water deliveries from the Upper Basin are legally accounted.

Upper Colorado River leaders push back against federal ask for conservation

Mounting pressure to find solutions has Upper Basin leaders saying the savings should come from elsewhere
Lake Mead and the rest of the Colorado River system are shrinking rapidly. The U.S. Bureau of Reclamation has called for new conservation measures, asking states to conserve a tremendously large amount of water, and giving them a 60-day timeline to formulate a plan for those reductions.

What will Arizona do as its share of Colorado River water diminishes?

We hear about efforts to reassess state allocations and what may come of a billion-dollar fund established this summer.
Glen Canyon Dam holds back Lake Powell, the nation's second-largest reservoir on the Colorado River. The lake is currently at 28% of its capacity.

Responding to federal pressure, Upper Colorado River states seek to bring back conservation program

Colorado River states are facing a deadline to cut their water use.

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