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pepco lineman

Power failure

Over the past year, storm outages have captured the attention of Pepco's customers. But Pepco's reliability problems are more pervasive, a Washington Post study finds. (File photo: James M. Thresher/Post)


About this story

One of Pepco's standard explanations for the frequency and duration of its outages -- dense tree cover -- does not hold up under scrutiny, a three-month Washington Post analysis has found. By far, Pepco equipment failures, not trees, caused the most sustained power interruptions last year, records show.

INTERACTIVE MAP
interactive map

View this year's power outages in the District.

RELIVE SNOWMAGEDDON
ugc snow gallery

Readers share what they saw during and after the big storm.

SUMMER STORMS
ugc storm gallery

Summer thunderstorms knocked out power too. See how our readers experienced them.

CREDITS: The Washington Post, December 2010
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