Boulder County crews responding to a fire just north of Gross Reservoir
A fourth wildfire is burning in Northern Colorado, this one about 15 miles southwest of Boulder. It is the Lakeshore Fire, and evacuations have been issued.
Lake Shore Fire 100% contained
Boulder County officials are winding down updates on the fire. It is 100% contained, with all evacuations lifted and all roads re-opened.
Smoke may still be visible in the area. Fire crews continue to monitor the area for any hotspots.
This will be our final update about the Lake Shore Fire unless conditions change.
Lakeshore Fire Thursday afternoon update: Fire nearly contained, evacuation orders lifted
The Boulder County Sheriff's Office recently provided an update on the Lakeshore Fire near Gross Reservoir southwest of Boulder.
The fire is nearly contained and currently in "mop up" stage. Crews remain on site to watch for hotspots.
All evacuation orders have been lifted, as have temporary flight restrictions around the area. All roads in the area have reopened.
Officials caution that as some area residents return to their homes, utilities such as gas service may not yet be restored.
Fire stats
- Acreage: 6
- Containment: 100% (conditional)
- Property losses: One home
Boulder County enacts Stage 2 fire restrictions effective immediately
The Boulder County Sheriff's Office has enacted Stage 2 fire restrictions effective immediately.
Stage 2 fire restrictions prohibit:
• Building, maintaining, attending, or using an open fire, campfire, or stove fire on private and public lands.
• Fireworks sales, use, and possession, including otherwise legal fireworks.
• Shooting or discharge of firearms for recreational purposes.
• Smoking, except in an enclosed vehicle or building, a developed recreation site, or while stopped in an area at least ten feet in diameter that is barren or cleared of all flammable materials.
• Operating a chainsaw without a USDA or SAE-approved spark arrester.
• Using an explosive to do any kind of blasting work.
• Welding or operating acetylene or other torch with open flame outdoors.
• Possessing or using a motor vehicle off established roads, motorized trails, or established parking areas.
Visit the Boulder County website for details on what is and isn't allowed during Stage 2 restrictions.
Evacuations and road closures lifted.
All evacuation orders and road closures have been lifted as of 9 a.m. this morning for the Lake Shore Fire near Gross Reservoir.
Boulder officials say they were able to get many air and ground resources to the fire and there were no additional flare-ups overnight. The fire is burning about six acres.
Vinnie Montez with the Boulder County Sheriff’s Office says they’re not at full containment yet, but progress has been good.
“There are going to be four engines working up on the fire today, and, speaking with the Chief, they're basically in mop up mode and trying to put out any last areas that are any problems within that fire zone,” said Montez.
One structure was lost in the fire. Boulder officials say Xcel Energy will also be working to restore gas service to the area.
Lakeshore Fire update: Evacuation order scaled back, fire appears to be human-caused but accidental
Boulder County Sheriff Curtis Johnson held a media briefing at 5:45 p.m. Wednesday to provide new information about the Lakeshore Fire burning southwest of Boulder.
Updates include:
- The evacuation order has been lifted for some areas around the fire. For the latest, see the map included with this post.
- The main evacuation point for those in a mandatory evacuation order is 1333 Iris Ave. in Boulder. A secondary evacuation point is set up at the Nederland Community Center, 750 CO-72.
- The fire appears to be human-caused but accidental. No arrests have been made, but authorities have identified two individuals for possible involvement in starting the fire.
- The Lakeshore Fire has burned six acres and two structures. Although the fire is not contained, the Sheriff’s office says crews feel “pretty good” about controlling it.

Lakeshore Fire evacuation area expanded
An evacuation order has been issued for the area directly west of Gross Reservoir along Magnolia Rd. It extends to the west to County Road 97.
Here's an updated map:

Firefighter: Lakeshore Fire "not spreading very much," now at 5-6 acres
UPDATE: Per scanner, crews on scene still estimate #LakeshoreFire at 5-6 acres. Firefighter on scene said it is "not spreading very much" due to some rocky areas. Number of structures believed lost still at two
— Mitchell Byars (@mitchellbyars) July 31, 2024
Updated Lakeshore Fire evacuation information and road closures
An evacuation warning was issued following the evacuation order for the area east of Lake Shore Drive.
See boco.org/InfoMap for a detailed evacuation map.
An evacuation point is open at 1333 Iris Ave. in north Boulter.
Note: A previous update from the Boulder County Office of Disaster Management stated the evacuation location was the East Boulder Community Center.
Flagstaff Road is closed from Gregory Canyon to Gross Dam Road. Gross Dam Road is closed between Coal Creek Canyon to Lake Shore Drive. Lake Shore Drive is closed, beginning at Gross Dam Road.
Lakeshore evacuation warnings and evacuation centers
An Evacuation warning has been issued for zone BC-22B, which includes the area east of Lake Shore Dr. This zone can be viewed at BoCo Alert.
Prepare to evacuate, or take immediate action if you need extra time to mobilize. Be aware of your surroundings and emergency vehicles on roadways.
An evacuation point is open at the East Boulder Community Center.
Lakeshore Fire growing, reportedly burning structures
UPDATE: Per scanner, #LakeshoreFire estimated at 4-6 acres, but it appears two structures are already on fire
— Mitchell Byars (@mitchellbyars) July 31, 2024
Boulder County Sheriff's Office update, 3:15 p.m.
Flagstaff Road is now closed.
New fire Lakeshore area, NE corner of Gross Reservoir. Flagstaff road closed. pic.twitter.com/YBaearDgyq
— Boulder County Sheriff’s Office (@BldrCOSheriff) July 31, 2024
Evacuation map created for Lakeshore Fire
Evacuation orders have also been issued for the Lake Shore Park Neighborhood, northeast of Gross Reservoir.
UPDATE: The evacuation area for the #LakeshoreFire is now also on the #Boulder ODM website : https://t.co/Fb2dLpnlGm pic.twitter.com/2dsew4ZMuu
— Mitchell Byars (@mitchellbyars) July 31, 2024