Two Quakes, No Tsunami: 3.3 Near Hana Maui, 6.0 in N California

Northern California shake map, 8/24/14. Contributed by Northern California Seismic System, UC Berkeley and USGS Menlo Park.

By Wendy Osher

There were two earthquakes of interest reported overnight–the first, a 3.3 earthquake was reported 32 miles NE of Hāna, Maui at 11:59 p.m. on Saturday, Aug. 23, 2014; and a separate, a 6.0 earthquake located about 6 miles SSW of Napa, Caifornia reported about 20 minutes later at 12:20 a.m. HST (3:20 a.m. Pacific Time near the epicenter).

Neither incident generated a tsunami threat or advisory for Hawaiʻi; however, CNN is reporting that dozens were injured, three critically in the Northern California quake.

3.3 Maui area earthquake reported at 11:59 p.m. on 8/23/14. Image courtesy USGS National Earthquake Information Center, and HVO.

The USGS reports that the Maui earthquake occurred at a depth of 10.8 miles, and was located: 32 miles NE of Hāna; 56 miles ENE of Kahului; 58 miles ENE of Kīhei; 58 miles ENE of Wailuku; and 145 miles E of Honolulu.

According to the USGS, the Northern California earthquake occurred at a depth of 6.6 miles and was located: 4 miles NW of American Canyon; 6 miles SSW of Napa; 8 miles NNW of Vallejo; 9 miles SE of Sonoma; and 51 miles WSW of Sacramento, California.