Dome Fire in Mariposa, CA Grows to 1,177 Acres
Dome Fire in Mariposa, CA Grows to 1,177 Acres
US · Published Sep 18, 2026
The Dome Fire in Mariposa, California, remains active and uncontained as of September 17,
According to interagency perimeter data, the fire has burned 1,177 acres, with no containment reported. The fire is threatening 12 public land units within a 75-mile radius, including Yosemite National Park and the Yosemite Wilderness Area. Visitors are advised to avoid these areas due to rapidly changing conditions. The fire's growth and behavior are being monitored by the National Interagency Fire Center (NIFC) and other agencies. Air quality in the region may also be impacted, and travelers should check for updates before planning visits to nearby public lands.

Impact & Risks

The Dome Fire poses a significant risk to public lands and nearby communities. Yosemite National Park, the Yosemite Wilderness Area, and the Ansel Adams Wilderness are among the 12 public land units under threat. Visitors to these areas are advised to avoid travel due to potential hazards. The fire's 0% containment status indicates that it could continue to grow, further endangering natural resources and air quality. Residents and visitors should remain vigilant and follow official updates and evacuation orders if issued.

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