Loma Prieta Earthquake Map
Loma prieta in the santa cruz mountains.
Loma prieta earthquake map. Although the m6 9 mainshock was near loma prieta peak in the santa cruz mountains the shaking caused widespread damage in distant areas such as monterey san francisco s marina district and oakland s nimitz freeway i 880. 17 1989 a magnitude 6 9 earthquake severely shook the san francisco and monterey bay regions approximately 15 seconds. Data from 49 sma 1 3 channels and 7 cra 1 11 13 channels recorders can be downloaded. The duration of the heaviest shaking in the santa cruz mountains was about 15 seconds but strong ground motion recordings revealed that the duration of shaking was not uniform throughout the affected area due to different types and thicknesses of soil.
1989 san francisco oakland earthquake map of the 1989 san francisco oakland earthquake also known as the loma prieta earthquake. More than 60 people were killed in what became known as the loma prieta earthquake. The following corrected data are provided. Some have yet to be discovered.
At sites with rocky terrain the duration was shorter and the shaking was much less intense and. They live near the epicenter in the santa cruz mountains. As response crews worked at the damaged cypress street. Corrected acceleration vol 2 corrected velocity vol 3 corrected displacement vol 4 and response.
The 1989 mw 6 9 ms 7 1 loma prieta california earthquake data recorded by the usgs national strong motion network nsmn are available via the nsmp ftp server in the folder directory 891018 1. 2014 south napa earthquake. The focal depth was 11 miles typical california earthquake focal depths are 4 to 6 miles. 17 1994 magnitude 6 7 57 killed 13 44 billion damage.
U s geological survey usgs scientists tested the first rudimentary earthquake early warning eew system in the aftermath of the magnitude m 6 9 loma prieta california earthquake on october 17 1989. The epicenter was on the san andreas fault roughly 56 miles south of san francisco and 10 miles northeast of santa cruz near mt. San francisco kgo it has been 30 years since the loma prieta earthquake the shaking devastated towns collapsed bridges and highways and changed thousands of lives in an instant. Deanne fitzmaurice the chronicle 15 of 16 northridge.
The data are available in uncorrected or corrected form. The loma prieta earthquake was named for loma prieta peak in the santa cruz mountains which lies just to the east of the mainshock epicenter.