What is the name and location of the wildfire?
As of July 27, 2026, the Big Grass Fire is active along the Oregon-Idaho border in Malheur, Oregon, and Owyhee County, Idaho. Burning near Jordan Valley, it has expanded across the state line, prompting emergency response efforts in both states.
The fire is affecting Pleasant Valley, South Mountain, and surrounding rangelands and is threatening nearby transportation routes and communities (1).
Which cities or areas are affected by the Big Grass Fire?
The cities and areas affected by the Big Grass Fire include:
- Jordan Valley, Oregon
- Murphy, Idaho
- North Fork Campground, Idaho
- Pleasant Valley, Idaho
- Reynolds Creek, Idaho
- South Mountain, Idaho
- Three Forks Road area, Idaho
What is the current containment status of the Big Grass Fire?
As of July 27, 2026, the Big Grass Fire has burned approximately 196,963 acres and is 5% contained.
Firefighters continue working to slow the fire's spread as the wildfire burns rapidly across southeastern Oregon and southwestern Idaho. The National Interagency Fire Center reports that containment remains limited while crews focus on protecting communities and critical infrastructure (2).
Are there any evacuation orders or alerts in place?
Level 3 GO evacuation orders remain in effect for Pleasant Valley, South Mountain, and Jordan Valley due to road closures caused by the wildfire. Residents are instructed to evacuate using Pleasant Valley Road toward Jordan Valley before traveling north on US Highway 95 away from the fire (3).
Residents in Reynolds Creek, Murphy, and nearby portions of the Jordan Valley area should remain prepared for changing conditions.
Emergency alerts continue to be issued by the Owyhee County Sheriff's Office, and officials encourage residents to monitor updates closely and evacuate immediately if instructed. Access to the North Fork Campground has also been temporarily closed while fire operations continue.
How can I protect myself from wildfire smoke?
Always plan ahead to protect yourself from wildfire smoke.
- Get a free air quality app for real-time air quality alerts and forecasts.
- Shut doors and windows and set the HVAC to recirculate mode.
- Run a high-performance air purifier to filter wildfire smoke.
- Contribute to your community’s outdoor air quality data.
- Stay indoors; if you do need to go outdoors, wear a KN95/FFP2 mask.
As of July 27, 2026, the Big Grass Fire is 5% contained.
