Arizona Wildfires Coverage

Understanding the Bighorn Fire Encore Special

The Bighorn Fire burned in the Catalina Mountains north of Tucson for 48-days over the summer destroying nearly 120,000 acres. (29:30)

Wildlife and the Bighorn

A look at some of the specific wildlife species that live in the Catalina Mountains north of Tucson and how wildfire impacts their existence. (07:17)

After the Burn

In the aftermath of the Bighorn Fire, researchers see a unique opportunity to better understand how fire impacts southern Arizona's delicate sky island ecosystems. (07:07)

Judge says fire retardant drops are polluting streams but allows use to continue

The ruling Friday from U.S. District Judge Dana Christensen came after environmentalists sued the government for dropping the red slurry material into waterways hundreds of times over the past decade.

Authorities make arson arrest related to two Douglas church fires

A man who lives outside of Douglas was taken into custody by federal authorities.

Two Douglas churches catch fire

One church suffered significant damage

Forest Service locates fire suspect

The man is accused of starting a fire near Mt. Lemmon

Forest service officials look for Molino 2 Wildfire suspect.

Video evidence has been released.

Fire on road to Mt. Lemmon

The fire closed the Catalina Highway.

The Buzz: A wet winter brings increased wildfire danger

Experts give a fire outlook and talk about recovery.

I-10 remains closed Wednesday morning due to deadly crash. Air quality remains an issue in the area

The incident involves a crashed commercial truck that was carrying nitric acid.

Crash involving hazardous material fire closes Interstate 10 east of Tucson

I-10 is closed in both directions between Kolb and Rita roads. People warned to avoid the area.

Tucson Fire Department received a record number of calls in 2022

Rising population brings rising demand for TFD services

USDA awards $930 million towards wildfire preventions

Three million acres of the San Carlos Apache Tribal Forest Protection Project will receive funding.

The Buzz takes a trip down the Verde River

Meet a man who has made saving this unique waterway his life's work

UArizona Health Sciences receives grant to study PFAS mitigation in firefighters' blood

Arizona Board of Regents grant will further an Australian study that could minimize forever chemicals' impact on health.

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.

Forest "greenup" could lead to increased mountain wildfire danger

Monsoon-assisted growth is expected to dry out and may provide fuel for potential fires.

National forests with wildfire damage to get Infrastructure Act funds

The money will go towards reforestation

Arizona National Guard fills sandbags to help prevent floods

Officials are worried about flooding in areas recently burned by wildfire.

Some fire restrictions ease ahead of the holiday weekend

Officials warn to always check restriction status before starting a fire.

Preventing and fighting human-caused wildfire

Fires started by people have long been a part of our ecosystem, but they're increasingly damaging today.

Contreras Fire listed as 100% contained

Local management team will hand over control Saturday.

Officials expect wet weather as Contreras Fire passes 20,000 acres

Fire continues to spread toward the northeast

Contreras Fire burns more than 18,000 acres

Fire managers say the fire is more than 40% contained.

4 buildings at Kitt Peak lost in wildfire

Officials are still trying to assess damage.