Emergency Alerts on the Mountain

For Catalina Highway/General Hitchcock Highway conditions, please call 520 351-3351 for updates. For all alerts, go to our alerts page for more information.

“The Coronado National Forest , Pima County, and Arizona Trail Association have announced a temporary detour of the Arizona National Scenic Trail (AZT) near the community of Summerhaven due to a construction project at the Marshal Gulch Trailhead.”

-Arizona Trail Association (03/11/26)

Temporary Detour Near Summerhaven

On 3/13/26 the U.S. Forest Service- Coronado National Forest announced that all seasonal gates on Mount Lemmon are open.

Marshal Gulch

Bigelow and Bear Wallow

Organization Ridge

Incinerator Ridge

https://www.facebook.com/CoronadoNF

Beginning March 1, 2026, it is Mexican Spotted Owl Breeding Season. NO outdoor power tools on Forest Service land.

-Mount Lemmon Echoes March 2026

To learn more about conservation efforts of the Mexican Spotted Owl, go to ADOT’s resource handout.

The Mount Lemmon Domestic Water Improvement District is now in Stage 2 curtailment. Please continue to conserve water to prevent transitioning to Stage 3. Thank you!

“The Santa Catalina Ranger District, Coronado National Forest, is planning prescribed fire operations from October 25, 2025, through March 2026 as weather conditions allow and in alignment with all required approvals. We use prescribed fires to help reduce overgrown vegetation and protect local communities, infrastructure, and natural resources from wildfires.

Prescribed fires planned for the area include:

Near the town of Summerhaven,

Soldier Camp area,

Willow Canyon area,

and around the General Hitchcock Campground. ”

–Forest Service USDA Catalina National Forest (October 14th, 2025)