NEW YORK (CBSNewYork) – An underground blaze tore through five manholes in Harlem Monday.

Con Ed says two cables caught fire on Amsterdam Avenue from 131st Street to 133rd Street.

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The fire caused some of the manhole covers to blow off, Con Ed said.

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Power was knocked out to a 25-story building at 1470 Amsterdam. Elevators were knocked out at two nearby buildings as well.

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The Fire Department is checking the buildings for high levels of Carbon Monoxide.