GREELEY, Colo. (CBS4) – Three people were rushed to the hospital with severe burn injuries after an explosion and ensuing two-alarm fire at a Greeley apartment building. The call came in at 2:15 a.m. on Friday.

(credit: Greeley Fire)

Fire crews arrived at the building on the 1300 block of 9th Street to find flames coming from a unit on the second floor. Immediately, a second alarm was issued and four ambulances were dispatched to the scene. Nearly 30 personnel worked to douse the flames. None of the firefighters were hurt.

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(credit: Greeley Fire)

The building was evacuated and firefighters quickly started battling the fire. The flames were put out quickly.

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The Red Cross is helping three families, including four people and a dog, who were displaced by the fire.

(credit: Greeley Fire)

Two adult males and two adult females were inside the apartment when the explosion happened. One man escaped injury but the other three remained in serious condition with severe burns on Friday night.

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The investigation continues into what caused the fire. If anyone witnessed the explosion, or has information on what led up to the fire, and have not been contacted by police, please contact Detective Jerry Burroughs at 970-350-9549 or email at Jerry.Burroughs@greeleypd.com.

Ben Warwick