At 10:30 a.m. on March 9, 2021, the National Weather Service (NWS) Headquarters building located in Silver Spring, Maryland, known as Silver Spring Metro Complex 2 (SSMC-2), experienced a ruptured water pipe, which caused significant and widespread flooding on the 7th floor and below. NWS maintains a data center on one of the affected floors. When flooding was discovered, power to the data center was turned off to protect the equipment and personnel who were onsite.