Stewards of the iconic buildings and grounds of Capitol Hill since 1793.

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A black and white photograph of the United States Capitol in 1846.
The history of the United States Capitol Building begins in 1793. Since then,...

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The Summerhouse on the Capitol Grounds surrounded by pink azalea flowers.
A few ideas to help you in planning a visit to Capitol Hill.

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Painted portrait of Dr. William Thornton
 The Architect of the Capitol (AOC) is the builder and steward of America’s...

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2008 Capitol Christmas Tree
The U.S. Capitol Christmas Tree will be lit during a ceremony held on Tuesday,...

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AOC Monitoring Impact of HIgh Winds on Power at Capitol

Wednesday, March 12, 2014

On Wednesday, March 12, high winds in the Washington, D.C. area caused electrical power surges that impacted power supply to the U.S. Capitol. Architect of the Capitol (AOC) staff responded to Capitol outage reports at approximately 8:30 p.m. Wednesday evening and made repairs by 9 p.m. AOC staff will continue to monitor the situation throughout the night.