- The Brook Fire in Shasta County has burned over 500 acres and reached 15% containment as of Sunday afternoon.
- Seven firefighters have been injured, with six minor injuries and one moderate injury requiring further evaluation.
- Mandatory evacuation orders were issued for six zones in the Bella Vista and Jones Valley areas.
- Over 650 personnel are assigned to the fire, using air and ground resources including night-flying aircraft.
- The cause of the fire remains under investigation.
Firefighters Battle Blaze in Rugged Terrain
The Brook Fire, ignited Saturday afternoon in eastern Shasta County near Jones Valley, has rapidly expanded through dry vegetation, prompting evacuations and a massive firefighting response. As of Sunday, the blaze had consumed more than 500 acres, with crews working around the clock to establish containment lines. The fire was sparked near Elk Trail and Highline Trail, a rural area about 7 miles away from the town of Bella Vista. The fire was reported at 4:11 p.m. in the area of Holbrook Drive and Aloha Road, growing from 20 acres, then 40 acres in a matter of minutes under dry, scorching weather conditions. Flames spread through the rugged terrains of the Shasta-Trinity National Forest and reached the Backbone Ridge, about a mile from the Pit River arm of Lake Shasta.
Injuries and Containment Progress
Cal Fire officials reported that seven firefighters sustained injuries while battling the fire in steep, remote terrain. Six suffered minor injuries, while one firefighter with moderate injuries is undergoing further evaluation. All seven crew members of the Vina Helitack Base, a rapid response aviation team, sustained minor burn injuries Saturday during fire suppression efforts, Cal Fire said Sunday. The seven were evaluated at local hospitals, treated and released, and the base remains fully staffed and operational. A Cal Fire review of the incident is underway to ensure compliance and improve safety. Despite these challenges, crews have successfully cut fire lines around the entire perimeter, achieving 15% containment by Sunday afternoon. Cooler overnight temperatures and higher humidity aided efforts to strengthen containment lines. By Sunday evening, containment improved to 20%, and Cal Fire reported “significant progress,” with crews conducting extensive mop-up operations and extinguishing remaining hot spots. “Crews made significant progress today, increasing containment and conducting extensive mop-up operations,” Cal Fire said in its update Sunday. “Firefighters continue extinguishing remaining hot spots, securing the fire’s interior, and strengthening containment lines. Fire activity remains stable.” The fire was mapped at 502 acres by Sunday evening from 410 acres in the morning. Growth throughout the day had a slower pace than what firefighters experienced when they first responded. Night-flying aircraft conducted fire suppression operations through the early morning hours, while ground crews built and strengthened containment lines around the fire. Dozers also completed additional dozer lines in the overall effort to surround the fire. Cal Fire worked the fire by ground and air to improve containment. "Firefighters are making steady progress despite limited access and challenging terrain, which continue to make suppression efforts difficult," the July 19 report said. With so many firefighters and equipment swarmed around the area, fire officials urged drivers traveling through the area to be cautious. Isolated thunderstorms remained possible in the valley north of the fire, and crews planned to continue working throughout the evening to reinforce containment lines and increase containment, Cal Fire said.
As of Monday, July 20, the Brook Fire had not grown overnight, staying at 502 acres as containment rose to 30%, according to Cal Fire. Cal Fire spokeswoman Jas Shaw said firefighters have hose lines and dozer lines all around the fire’s perimeter. “Everything is holding, so things are looking good. We are expecting some thunderstorms today, so we hope it doesn’t bring too much lightning,” Shaw said Monday morning. Shaw said the cloud cover keeps “the fuels’ relative humidity higher which lowers fire risk.” There were 513 firefighters on the fire as of Monday.
By Monday afternoon, containment increased to 45% as crews continued mop-up operations. Resources made significant progress overnight, strengthening control lines and completing hose line, dozer line, and direct line around the fire’s perimeter. No fire growth is expected, and crews are working to extinguish remaining hot spots. Smoke may be visible as unburned islands are being consumed.
As of 8:47 a.m. July 22, Cal Fire said the fire is 75% contained after burning a total of 502 acres. Officials said firefighters worked overnight, continuing mop-up and back-haul operations as well as extinguishing any remaining hot spots. Nearly 700 personnel remain working on the fire, including 34 engines and 22 dozers.
By Wednesday evening, July 22, the fire reached 95% containment, with crews extinguishing remaining hot spots, removing equipment and strengthening containment lines. Cal Fire said firefighters would remain at the scene to make sure the fire stayed secure. One firefighter was later treated at a Sacramento burn center and released in good condition. No buildings were reported destroyed.
Firefighter Entrapment Details
New documents shed light on an incident where seven firefighters got trapped and burned on the Brook Fire. A preliminary Cal Fire report says fire conditions intensified sharply around 5 p.m. July 18 on the section of fireline where the Vina Helitack crew was working. The changing conditions sparked multiple spot fires in the area. A fire captain and six firefighters suffered minor burns. They received treatment at the fire and were taken to Redding-area hospitals for evaluation, according to the report. All were released that evening. The Tehama County-based Vina Helitack is a specialized helicopter crew trained for rapid initial attacks in remote or hard-to-reach terrain. The Wildland Fire Lessons Learned Center classifies the Brook Fire incident as an entrapment. The National Wildfire Coordinating Group defines an entrapment as a situation in which fire behavior unexpectedly puts personnel in a life-threatening position because escape routes or safety zones are inadequate or compromised. The Cal Fire report is based on information gathered during the first 12 hours of the review and could be revised. It says investigators identified no recommendations for immediate corrective action during that initial period. Cal Fire says a full review is underway to determine whether policies were followed and identify potential safety improvements. In a statement, CAL FIRE officials said, "The safety of our personnel remains our highest priority. CAL FIRE is conducting a full review of the incident. As part of our commitment to learning and continual improvement, CAL FIRE deploys Serious Accident Review Teams (SARTs) to examine significant incidents, ensure compliance, and enhance safety across the department. These reviews are structured to be constructive, evidence based, and forward-looking, helping ensure that lessons learned are applied to improve protections for both our personnel and the public."
Evacuations and Road Closures
The Shasta County Sheriff's Office issued mandatory evacuation orders for zones BEV-4250, BEV-4370, JVA-4260, JVA-4080, JVA-4290, and JVA-4360, with warnings for additional zones. As of Sunday evening, all evacuation warnings were lifted, and only zone BEV-4250 remains under evacuation order, with BEV-4370 under evacuation warning. Evacuation orders remained in effect for two zones, down from the initial six Saturday evening. Roads including Aloha Road, Blue Sky Road, Dry Creek Road, and Bear Mountain Road were closed. The following roads were also closed: Backbone Ridge at Hidden Valley and Backbone at Seaman Gulch. Elk Trail East is open to residents only. An evacuation center was opened at Pilgrim Congregational Church in Redding, with a rallying point at Shasta College. The Red Cross also opened an evacuation shelter at Pilgrim Community Church on Foothill Boulevard. The sheriff urged all county residents to sign up to receive Alert Shasta notifications and to download the free Genasys Protect app to their mobile device and familiarize themselves with their zone.
By Monday, the sheriff's office reduced the last evacuation order — for zone BEV-4250 — to a warning. There is also an evacuation warning for zone BEV-4370. By Monday afternoon, all evacuation orders were reduced to warnings.
At 5:30 p.m. on Tuesday, July 21, zones BEV-4250 and BEV-4370 were returned to normal status, according to the Shasta County Sheriff's Office and www.protect.genasys.com. The final two evacuation warnings for the Brook Fire were lifted on Tuesday afternoon.
Local California Context
Shasta County, located in Northern California, is no stranger to wildfires, with the region experiencing frequent blazes due to dry summers and rugged terrain. The Jones Valley area, near the Shasta-Trinity National Forest, is particularly prone to fast-spreading fires. The Brook Fire's proximity to Bella Vista and Highway 299 has heightened concerns for local residents.
Background
California's wildfire season has intensified in recent years, with climate change contributing to hotter, drier conditions. The Brook Fire is the latest in a series of wildfires threatening Northern California communities, following major incidents like the 2023 fires that devastated parts of Shasta County. Firefighters are preparing for potential lightning strikes as weather patterns shift.
Conclusion
Fire crews remain vigilant as they work to fully contain the Brook Fire before weather conditions worsen. Residents in affected zones are urged to follow evacuation orders and stay informed through local authorities. The cause of the fire is still under investigation.