WALTHAM, Mass. (WHDH) — More than 1,000 customers in Waltham are without power due to a failure at a local NSTAR station.

Initially, 2,300 customers were without power.

According to NSTAR, equipment at a station reacted. It’s unknown what led to the reaction.

A trouble shooter is investigating and crews are working to restore the power. However, the organization stated that it could take up to eight hours.

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