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More Pima County Environment Stories

A view of Tucson from Tumamoc Hill.

Pima County to Get Regular Air-Quality Forecasts

State environmental department to provide a 5-day outlook for the county.
The fish survey team in the Santa Cruz River in Marana, 2015.

Ecologist: New Fish Swimming in Improving Water of Lower Santa Cruz

Final report shows new fish species, improved water quality.
A man rests in the shade on a hot day in Tucson.

Dry, Hot August Follows Record-Setting July Rain

Weather Service meteorologist says storms become less frequent in September, unless a large Pacific storm hits.
A fire tower burned by the Frye Fire in 2017.

Looking Back on Fire Season in Arizona, and Places Touched by the Flames

Wildfire activity rose statewide, and Southern Arizona was home to some of the state's largest fires.
The start of David Yetman West Trail, near Gates Pass.

Love the Outdoors? There's a Way to Help Others Enjoy It

Pima County is looking for volunteer 'trail stewards' to assist with safety, accessibility.
George Gunter (left) and Rahul Bhadani (right) show the data from a more advanced sensor attached to the roof of the "cognitive and autonomous test vehicle." The goal of their project was to get similarly accurate data with a sensor that records less data.

Learning to Program a Driverless Car at the UA

A 10-week summer course meant to encourage students to continue studies in research-based graduate programs.
Looking up at Seven Falls, in the Sabino Canyon Recreation Area.

Rescues Highlight Danger of Flash Floods in Catalina Mountains

Multiple helicopter rescues have taken place during recent weekends when floods stranded visitors.
Ironwood Forest National Monument

Advocate Group 'Cautiously Optimistic' About Arizona Monument

Ironwood Forest National Monument's supporters are trying to preserve the protected area.
A lightning strike over east Tucson.

Tucson Sets July Rainfall Record, 2nd-Highest Monthly Total

July's rain total was higher than average rainfall for an entire summer rain season.
Pima County Wastewater Reclamation Department Research and Innovation Manager Jeff Prevatt examines water after it has come through the county's new water purification truck.

Mobile Unit Looks to Fight Treated Wastewater's 'Yuck' Reputation

Facility fits in a commercial truck trailer, and will be used as a public exhibit to build confidence in reclaimed drinking water.
A lightning strike over east Tucson.

Monsoon Brings Danger of Flash Flooding to Arizona

Meteorologist: Deadly event near Payson is an example of flash-flood dangers.
Jazz diva Ann Hampton Callaway says she fell in love with Tucson in 1991, and decided to make it her home in 2018.

Ann Hampton Callaway Brings "The Ella Century" to Tucson

Also on Arizona Spotlight: water conservation today vs. water crisis tomorrow; Digna Theatre combines activism and art; and Tucsonans share simple stories about kindness.
Looking through a window of a truck at a firefighter watching the Burro Fire.

Containment a Struggle on Burro Fire

Fire managers state need to be thorough and cautious before declaring containment, now at 11 percent.
Smoke from the Burro Fire wildfire, July 1.

Burro Fire Grows, Helped by Rugged Terrain, Weather

Similar conditions allowed fire to grow by 9,000 acres Sunday.
The highest temperature ever recorded in Tucson was 117 degrees, in 1990.

2017 Sees Hottest June on Record in Tucson

Average temperature of 89.7 degrees is the seventh hottest month on record.
Smoke from the Burro Fire wildfire, July 1.

Burro Fire Grows to 14,000 Acres, Prompts Closures and Evacuations

Flames were fanned by a storm system moving into the area, causing rapid growth on Sunday

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