High levels of carbon monoxide (CO) had fire crews responding to an Elmwood home on Monday night.

Fire crews got the call around 11:00 pm for a home in the 500 block of Washington Avenue.

When they arrived they found that the levels of CO were more than seven times higher than what is considered safe.

The house was ventilated and cause of the leak is under investigation.

No one was hurt in the incident.

-News4 Staff-