LARIMER COUNTY, Colorado (CBS4)– Mandatory evacuations were ordered Friday afternoon for residents of the Blue Mountain area near where the 37E wildfire was burning. The Larimer County Sheriff’s Office tweeted about the fire at 4 p.m.
(credit: CBS)
It was nearly 4 hours later when the Larimer County Sheriff’s Office provided an update on the area of the 37E fire, approximately 300 acres and zero percent containment. Crews will continue to work on the fire overnight. There are 130 personnel from multiple agencies battling the fire, with more resources on the way.
#37Fire Update – Fire estimated at ~300 acres, 0% containment. The teams will continue to work at night. 130 staff from multiple agencies and more are on the way. Visit https://t.co/DysDvlyX2T for evacuation maps and road closures. https://t.co/1oKSDJqvyl
— Larimer Sheriff (@LarimerSheriff) April 16, 2022
Copter4 flew over the fire, located about 3-4 miles north of Lyon, which was sending a huge plume of white smoke down the Front Range. Air tanks could be seen dripping water on the fire and others dropping fire retardant to prevent the flames from spreading.

(credit: CBS)
The 37E fire in Larimer County caused the closure of Route 71 N (Blue Mountain Road) at the freeway intersection. 36 and N. 53rd Street, at the intersection of Highway 66. #37Fire
—Boulder OEM (@BoulderOEM) April 16, 2022
The fire at 37E forced the closure of 71N (Blue Mountain Road) at the intersection of Highway 36 and N. 53rd Street at the intersection of Highway 66.
The first set of mandatory evacuations included those on Vision Way.
Updated evacuation map for the #37Fire north of Lyon from 8:30 p.m. Friday.
Red = mandatory evacuation/evacuation order.
To follow @LarimerSheriff @LarimerOEM @BoulderOEM for updated information. You can see a current zoomable version of this map at https://t.co/FGbGJKmYV1. pic.twitter.com/1dbyWJK8uR— NWS Boulder (@NWSBoulder) April 16, 2022

(credit: CBS)
This is the Larimer County Sheriff’s Office with an emergency message. We are working on a wildfire in the Vision Way and County Road 37E area in the Blue Mountain area. Firefighters have issued mandatory evacuations for all residents of Vision Way. Plea https://t.co/NblqtfpSN1
— Larimer Sheriff (@LarimerSheriff) April 15, 2022
Shortly after announcing the first round of mandatory evacuations, Larimer County issued others, this time for residents living on Dakota Ridge Road and Chimney Hollow Road.

(credit: CBS)
This is the Larimer County Sheriff’s Office with an emergency message. We’re working on a wildfire in the Blue Mountain area. Firefighters have issued mandatory evacuations for residents living on Dakota Ridge Road and Chimney Hollow Road. Please https://t.co/xrlYLMSA71
— LarimerOEM (@LarimerOEM) April 15, 2022
This was followed by further evacuations for Moss Rock Drive residents on both sides of the Larimer-Boulder county line.
This is the Larimer County Sheriff’s Office with an emergency message. We’re working on a wildfire in the Blue Mountain area. Firefighters have issued mandatory evacuations for residents of Moss Rock Drive on both sides of the Larimer/Boulder Cou https://t.co/TkiHm2ibvX
— Larimer Sheriff (@LarimerSheriff) April 15, 2022
Followed by even more evacuations for those living south and east of County Road 37E to the Larimer-Boulder county line.
This is the Larimer County Sheriff’s Office with an emergency message. We’re working on a wildfire in the Blue Mountain area. Firefighters have issued mandatory evacuations for residents living south and east of County Road 37E toward the Larimer/Bo https://t.co/6YGrkJAtrP
— Larimer Sheriff (@LarimerSheriff) April 15, 2022

(credit: CBS)
This is the Larimer County Sheriff’s Office with an emergency message. We work with the 37th Fire in the Blue Mountain area. Firefighters have issued voluntary evacuations for residents of Chimney Hollow Road east to County Road 31 and north https://t.co/0OT26m9UOr
— Larimer Sheriff (@LarimerSheriff) April 16, 2022
More evacuations were ordered just after 7:30 p.m. Friday, this time voluntary evacuations, for residents of Chimney Hollow Road East to County Road 31.
Just before 8:30 p.m., Boulder OEM issued an evacuation warning for the Stone Canyon, Eagle Ridge and Steamboat Valley areas north of the Larimer county line due to the 37E fire.
This is the Boulder County Sheriff’s Office Emergency Notification System. At 8:26:16 p.m. on 04/15/2022, an evacuation warning was issued for the Stone Canyon, Eagle Ridge and Steamboat Valley area(s) north of the Larimer county line due to a fire.
—Boulder OEM (@BoulderOEM) April 16, 2022
There is an evacuation point at the Lifebridge Church parking lot, 10345 Ute Hwy, Longmont. https://t.co/YQ0JoKOZlF
— Larimer Sheriff (@LarimerSheriff) April 15, 2022
An evacuation point in the parking lot of Lifebridge Church, located at 10345 Ute Hwy in Longmont, was opened Friday afternoon and then closed overnight. Red Cross volunteers will remain on standby for those in need of assistance.
The LifeBridge Christian Church Evacuation Center is closed for the evening. Red Cross volunteers remain on standby if further assistance is needed.
—cowyredcross (@COWYRedCross) April 16, 2022

(credit: CBS)
Red Cross #EvacCenter is open and ready to welcome anyone in need of assistance due to the fire burning nearby #LyonsColorado in the #Blue Mountain region. The center is at LifeBridge Christian Church: 10345 Ute Hwy, Longmont, CO 80504. Up-to-date information at https://t.co/2xidORw7zG pic.twitter.com/1wwijSmXvR
—cowyredcross (@COWYRedCross) April 16, 2022
A large animal escape shelter is available at Boulder County Fairgrounds, 9595 Nelson Road, Longmont. They will accept pets until 10:00 p.m. If you need assistance with animal evacuations/shelters, please contact BCSO dispatch at 303-441-4444.
—Boulder OEM (@BoulderOEM) April 16, 2022
There are reports of hundreds of customers in the area without power due to damaged 37E fire and power hydrants.
Outage Update: We have reports of damaged poles in the #37Fire region. There are currently 437 members without electricity. Crews are working to redirect power and restore power to as many members as possible while replacing damaged poles. Stay safe!
— Powder Valley REA (@PoudreValleyREA) April 16, 2022
About an hour later, only 17 customers were reported to have been without power as crews replaced utility poles.
#37Fire Outage update: Power has been restored to most members, 17 services remain out of service. The teams are working on replacing 4 poles. Stay safe.
— Powder Valley REA (@PoudreValleyREA) April 16, 2022
the #37Efire produces heavy smoke in southeast Larimer County, with effects reaching northeast Boulder County. A health air quality advisory regarding wildfire smoke has been issued for this area through Saturday morning. #cofire https://t.co/PaQkiO4q1J pic.twitter.com/7vykc1AYlU
— CDPHE Air Pollution (@cdpheapcd) April 16, 2022
In December of last year, the Marshall Fire destroyed over 1,000 homes and buildings in Boulder County.