SAN FRANCISCO (KRON) – A magnitude 3.4 earthquake rattled the Bay Area early Wednesday morning.
The earthquake was centered about 3 kilometers north of Piedmont and was reported around 4:45 a.m.
The quake was earlier recorded as a 3.7 but was downgraded just before 5:30 a.m.
Two aftershocks were also reported. A 1.9-magnitude as well as a 2.0-magnitude both about three kilometeres north of the original quake reported north of Piedmont.
BART is reporting residual delays following the earthquake.