Follow KDKA-TV: Facebook | Twitter

MOUNT OLIVER, Pa. (KDKA) – With temperatures in the 20s Saturday night, some residents in Mount Oliver are forced to get by with no heat.

READ MORE: Pittsburgh Police Investigating Threat Made Toward Pittsburgh Central Catholic

Columbia Gas experienced a drop in pressure on a natural gas distribution line there, and about 150 customers lost service. Crews restored service to about “almost all” of the customers as of 6 a.m Sunday morning, according to a representative from Columbia Gas.

READ MORE: 'You Are Not Alone:' Mother Of Domestic Violence Victim Challenging Men To Speak Up

The affected streets include Koehler Avenue, Locust Avenue, Moye Place, Sherman Street, Stamm Avenue and Walnut Street.

Technicians, who are going door-to-door to each customer’s home to perform safety checks and relight gas appliances, expect to have service restored to the majority of customers by midnight, according to Columbia Gas.

MORE NEWS: State Senator Pat Stefano Introduces Legislation To Expand Pennsylvania's Castle Doctrine Law

A warming center is available at the Mount Oliver Volunteer Fire Department at 120 Brownsville Road. It will remain open until the gas outage has been fully repaired.