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

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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.

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.

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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.