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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?

Aerial spraying to combat buffelgrass coming to Saguaro NP Wednesday

Aerial spray will target areas of high spread, while other treatments continue to be used in less affected areas.
Rush Dougherty looks on as Leaf owner David Gebert checks out his electric car. Both men are members of TEVA, the Tucson Electric Vehicle Association.

Tucson to require EV chargers at many new homes, businesses

Cost is an issue as inflation continues.
Apache Trout

Arizona state fish might soon shed endangered designation

The Apache Trout was first listed as endangered in 1973.
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.

Oil spill stopped from reaching tributary on Navajo Nation

Up to 80 barrels of brine water were released.
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.
Kenneth Skinner’s house sits on a hillside in north Phoenix on July 1, 2022. The home is constructed with expanded polystyrene foam and Sabscrete, a concrete mix developed by Strata International Group.

3D printing and foam: Arizona organizations make homes more sustainable

Using technology to make the home of the future.
Oak Flat, east of Superior, Arizona. A company proposes to build one of the world's largest underground copper mines at this location.

Conservationists file notice of intent to sue EPA over Queen Creek mining waste

The groups also take aim at the state Department of Environmental Quality.
Fishing is one of the most popular activities at Patagonia Lake State Park.

State issues mercury warning for some fish caught in Patagonia Lake

The warning only applies to eating Flathead Catfish.
Oak Flat, near where a copper mine is proposed, is dotted with rugged boulders and desert vegetation.

Fight over Resolution Copper Mine drags on

Both sides expect the fight to continue
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.

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