Sinkhole opens in Pacific Heights neighborhood Published April 22, 2016 News KTVU FOX 2 Share Copy Link Email Facebook Twitter LinkedIn Reddit SAN FRANCISCO (KTVU and BCN) - Crews are working at the scene of a sinkhole in San Francisco's Pacific Heights neighborhood. The sinkhole opened up at Sacramento Street. It's about 20 feet across by 10 feet deep. The street has since been closed.