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Unit Information

Yosemite National Park
National Park Service
P.O. Box 577
Yosemite National Park, CA 95389

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Incident Contact

Yosemite Fire Information
Phone: 209-372-0327

An aerial photo of a wildfire. Image options: [ Full Size ]

On July 30th and 31st, lightning caused 10 wildfires in Yosemite National Park. The Tiltill fire is being suppressed. This fire is located in Tiltill Valley, North of Hetch Hetchy.

This fire may be visible from numerous vantage points throughout the park, including Tioga Road and other high-country viewpoints. It also may be visible from points West outside the Park. Smoke will also be present from other regional fires in California through out parts of Yosemite NP.
Air Quality Conditions for Yosemite National Park can be found at:

Yosemite National Park is a fire-adapted ecosystem. The strategy for all fires is to provide for the safety of employees and public, as well as protect natural and cultural resources. Currently there are no threats to infrastructure. But there are Trail closures in the fire area. See the Article tab on this fire.

Basic Information

Current as of
Incident TypeWildfire
Date of OriginSaturday July 31st, 2021 approx. 07:00 AM
LocationNear Tiltill Valley, North of Hetch Hetchy.
Incident CommanderNPS
Coordinates37.969 latitude, -119.723 longitude

Current Situation

Total Personnel56
Size2,323 Acres
Percent of Perimeter Contained90%
Fuels Involved

Timber Litter understory.

Significant Events

This is a full suppression fire.



Smoke may be present from regional fires in California through out Yosemite NP.