![]() ![]() This outage of lines from the substation caused the remaining lines to exceed the long-term operating limits of their capacity. As before, only one of the lines was automatically returned to service. a third lightning strike hit Sprain Brook substation in Yonkers, which took out two additional critical transmission lines. EDT however, no one was manning the station, and the remote start failed.Īt 8:55 p.m. Per procedure, Consolidated Edison, the power provider for New York City and some of Westchester County, tried to bring a fast-start generating station online at 8:45 p.m. As a result of the strikes, two other major transmission lines became overloaded. ![]() A loose locking nut combined with a slow-acting upgrade cycle prevented the breaker from reclosing and allowing power to flow again.Ī second lightning strike caused the loss of two 345 kV transmission lines, the subsequent reclose of only one of the lines, and the loss of power from the nuclear plant at Indian Point. The Buchanan South substation converted the 345,000 volts of electricity originating from the 900 MW Indian Point nuclear generating station to lower voltage for commercial use. EDT on Wednesday, with a lightning strike at Buchanan South, a substation on the Hudson River, tripping two circuit breakers in Buchanan, New York. The events leading up to the blackout began on July 13 at 8:34 p.m. ( July 2011) ( Learn how and when to remove this template message) Unsourced material may be challenged and removed. Please help improve this article by adding citations to reliable sources in this section. This section needs additional citations for verification. The 1977 blackout also resulted in citywide looting and other criminal activity, including arson, unlike the 19 blackouts. Unlike other blackouts that affected the region, namely the Northeast blackouts of 19, the 1977 blackout was confined to New York City and its immediate surrounding areas. The only unaffected neighborhoods in the city were in southern Queens (including neighborhoods of the Rockaways), which were part of the Long Island Lighting Company system, as well as the Pratt Institute campus in Brooklyn, and a few other large apartment and commercial complexes that operated their own power generators. The New York City blackout of 1977 was an electricity blackout that affected most of New York City on July 13–14, 1977. JSTOR ( July 2015) ( Learn how and when to remove this template message).Unsourced material may be challenged and removed.įind sources: "New York City blackout of 1977" – news Please help improve this article by adding citations to reliable sources. This article needs additional citations for verification. ![]()
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