Northern California

1990 Interactive Earthquake Map

This map shows all earthquakes with a magnitude of 3.0 or greater.

Click on larger quakes (5.0+ onshore) for special closer view satellite maps:

Petrolia - Mono Lake - Watsonville

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UPDATED: Friday, September 19, 2008 04:10 PM

Northern California Earthquakes

1990
MAG DATE

UTC

TIME
LOCATION
Depth KM
3.51/1/9011:17 PM7 W Qualeys Camp, NV0.0
4.41/5/906:42 AM134 W Crescent City, CA10.0
4.11/5/906:51 AM146 W Crescent City, CA10.0
4.71/5/907:16 AM133 W Crescent City, CA10.0
4.31/6/905:35 AM49 W Petrolia, CA5.1
3.01/8/909:30 AM9 ESE Watsonville, CA6.4
3.71/8/909:04 PM4 ESE Bishop, CA13.0
3.41/10/9011:39 AM17 N Tonopah, NV5.5
3.01/11/908:35 AM5 E Willits, CA7.0
3.51/13/904:39 AM16 W Red Bluff, CA18.6
4.81/15/905:29 AM13 W Coaldale, NV6.7
5.41/16/908:08 PM6 S Petrolia, CA5.0
3.61/16/909:07 PM7 SW Petrolia, CA0.1
3.11/17/904:11 PM7 E Watsonville, CA6.0
3.71/18/901:15 AM156 W Petrolia, CA10.0
3.01/18/908:00 AM3 SSE Petrolia, CA6.6
3.01/18/908:32 AM3 SSE Petrolia, CA9.4
4.91/18/9011:45 AM17 ESE Orick, CA36.0
3.01/18/906:16 PM5 SSW Los Gatos, CA10.7
3.71/19/9012:13 PM4 W Mammoth Lakes, CA1.9
3.11/20/9011:06 AM1 SE The Geysers, CA2.6
3.01/22/906:01 AM8 S Palo Alto, CA6.5
3.11/23/903:11 AM5 ENE Watsonville, CA11.6
3.51/23/9011:10 AM7 WSW Petrolia, CA7.0
4.81/24/906:50 PM103 WSW Port Orford, OR10.0
4.91/24/908:47 PM95 WSW Port Orford, OR10.0
4.01/25/904:54 AM102 WSW Port Orford, OR10.0
4.21/25/909:25 AM114 WSW Port Orford, OR10.0
3.11/25/901:51 PM12 SSE Hollister, CA5.0
3.91/25/902:04 PM12 SSE Hollister, CA5.3
3.21/26/902:47 AM11 SSE Hollister, CA4.6
3.11/27/905:07 AM10 W Hollister, CA5.4
3.41/27/909:21 PM12 SSE Hollister, CA4.4
3.11/27/909:42 PM12 SSE Hollister, CA4.3
3.81/27/9010:06 PM2 ESE The Geysers, CA2.3
3.31/30/905:07 AM9 NW Pinnacles, CA3.1
3.02/2/909:27 AM9 W Hollister, CA5.2
3.12/2/906:07 PM6 NNE Watsonville, CA6.7
3.02/3/9012:18 AM10 SW Santa Cruz, CA8.4
3.62/3/908:06 PM11 S Payne, CA40.7
3.02/4/904:02 AM9 ESE Watsonville, CA6.9
3.12/5/9010:26 AM1 SSW The Geysers, CA3.5
3.12/7/9010:58 AM8 ESE Watsonville, CA7.1
4.12/7/902:12 PM5 NE Watsonville, CA6.9
3.32/8/909:47 AM12 SSE Hollister, CA4.7
3.22/8/906:16 PM11 W Petrolia, CA21.7
3.02/11/9012:30 AM90 W Petrolia, CA5.0
3.52/11/9012:31 AM56 W Petrolia, CA6.0
3.82/12/901:48 AM9 ESE Watsonville, CA7.4
3.12/13/9010:19 PM2 NE The Geysers, CA0.0
3.32/14/903:11 AM3 ESE Mammoth Lakes, CA8.6
3.22/14/903:13 AM3 E Mammoth Lakes, CA8.7
3.12/14/903:16 AM3 ESE Mammoth Lakes, CA8.0
3.32/16/9010:48 AM8 ESE Watsonville, CA7.7
3.02/17/908:31 PM8 WSW Hollister, CA5.9
3.92/18/9011:12 PM171 W Ferndale, CA5.0
3.22/19/9011:28 AM9 SE Ukiah, CA1.7
3.22/21/9012:33 AM18 SW Hawthorne, NV0.4
3.42/21/904:41 AM11 ESE Markleeville, CA3.1
3.02/22/901:47 AM87 W Petrolia, CA5.1
4.22/22/9011:47 AM176 W Petrolia, CA5.0
3.02/25/908:04 AM11 SE Los Gatos, CA4.5
4.02/26/903:16 PM18 SE Mammoth Lakes, CA14.6
3.02/26/907:45 PM9 N Morgan Hill, CA6.8
3.52/28/901:07 PM14 N Bishop, CA5.6
3.23/1/902:43 PM16 SSE Hollister, CA3.6
3.83/1/909:29 PM17 SW Hawthorne, NV0.1
3.03/3/902:07 AM2 E Mammoth Lakes, CA7.0
4.13/7/907:16 AM14 WNW Bishop, CA12.7
3.63/8/903:40 AM19 SW Hawthorne, NV6.4
3.33/13/903:18 AM2 SW Hollister, CA8.1
3.33/13/908:53 PM13 W Eureka, CA21.6
3.73/15/907:19 PM2 N The Geysers, CA2.3
3.33/17/906:10 PM57 W Petrolia, CA0.6
3.03/19/9012:05 AM4 SSE Concord, CA14.2
3.03/19/9012:43 AM14 W Petrolia, CA21.0
3.93/21/9011:38 AM8 W Petrolia, CA17.3
3.73/23/901:50 PM9 ESE Watsonville, CA8.6
3.73/24/907:44 AM18 W Petrolia, CA10.6
3.23/24/908:04 AM10 NNW Mina, NV8.2
4.83/24/908:16 AM12 SE Midway, NV9.1
3.23/25/907:31 AM1 S The Geysers, CA1.3
3.13/26/9012:28 PM9 NW Pinnacles, CA3.8
3.23/27/907:21 PM16 W Petrolia, CA6.7
3.63/28/906:08 AM9 W Hollister, CA6.5
3.03/29/901:49 AM1 N The Geysers, CA3.2
3.63/29/904:44 AM11 NE Petrolia, CA22.8
3.03/29/901:25 PM6 S Mount Shasta, CA5.9
3.03/30/905:44 AM7 NNW Lake Berryessa, CA0.0
3.04/2/909:36 AM6 NNW Eureka, CA16.6
3.64/3/909:12 PM1 N The Geysers, CA1.9
3.04/5/902:45 AM1 SW The Geysers, CA2.1
3.24/5/9010:15 AM13 WNW Mina, NV4.9
3.74/6/908:55 PM6 N San Ramon, CA8.3
3.94/6/909:12 PM13 NW Pacifica, CA26.0
3.04/6/909:52 PM6 NNW San Ramon, CA7.9
3.94/6/9010:41 PM6 N San Ramon, CA9.0
3.24/6/9010:43 PM6 N San Ramon, CA7.2
3.04/7/9012:24 AM6 NNW San Ramon, CA7.3
4.44/7/902:39 AM6 N San Ramon, CA8.4
3.74/7/902:41 AM6 N San Ramon, CA6.7
3.64/7/902:51 AM7 N San Ramon, CA8.2
3.04/7/902:55 AM7 N San Ramon, CA7.1
3.24/7/902:59 AM6 N San Ramon, CA7.4
3.24/7/904:46 AM7 N San Ramon, CA7.5
3.74/7/906:28 AM15 SE Mammoth Lakes, CA9.8
3.04/7/9010:12 AM6 N San Ramon, CA6.7
4.04/7/908:08 PM7 E Watsonville, CA5.8
3.04/8/901:01 AM6 NNW San Ramon, CA6.7
3.14/9/9011:55 AM17 ESE Antlers, CA12.8
3.04/9/907:47 PM6 E Watsonville, CA5.7
3.04/9/9010:38 PM6 N San Ramon, CA5.9
3.64/10/903:28 AM8 ESE Watsonville, CA7.0
3.44/10/902:05 PM7 WNW Petrolia, CA18.0
3.04/10/905:44 PM8 E Watsonville, CA7.1
3.04/12/904:45 AM4 ENE Watsonville, CA12.3
3.14/15/904:17 AM1 E The Geysers, CA1.5
3.14/16/908:56 PM14 SSE Hollister, CA4.6
4.34/18/901:37 PM6 E Watsonville, CA5.8
4.74/18/901:38 PM6 E Watsonville, CA4.9
4.94/18/901:41 PM6 ENE Watsonville, CA5.9
5.44/18/901:53 PM6 ENE Watsonville, CA5.6
4.04/18/902:52 PM6 E Watsonville, CA7.7
4.44/18/903:28 PM5 ENE Watsonville, CA7.3
4.04/18/903:36 PM5 ENE Watsonville, CA7.6
5.14/18/903:46 PM5 NE Watsonville, CA6.8
3.64/18/903:48 PM5 ENE Watsonville, CA7.7
3.74/18/904:06 PM5 ENE Watsonville, CA7.7
3.94/18/904:19 PM5 ENE Watsonville, CA7.9
3.04/18/905:27 PM6 NE Watsonville, CA5.9
3.64/19/902:07 PM6 E Watsonville, CA4.2
3.64/19/904:54 PM7 SSE Markleeville, CA4.6
3.84/22/902:00 AM7 E Watsonville, CA5.9
3.04/22/9011:22 AM36 W Petrolia, CA0.0
3.34/22/902:02 PM12 NW Pinnacles, CA9.5
3.34/22/904:16 PM1 NNE The Geysers, CA2.2
3.34/23/905:05 AM7 SSW Doyle, CA0.0
3.14/26/909:29 AM6 N San Ramon, CA7.0
4.44/28/904:41 AM7 N San Ramon, CA7.0
4.24/28/904:47 AM6 N San Ramon, CA8.0
3.14/28/904:50 AM7 N San Ramon, CA6.6
3.44/28/905:45 AM6 NNW San Ramon, CA8.7
3.25/1/904:43 AM2 N The Geysers, CA1.9
3.05/5/902:45 PM4 N San Ramon, CA8.1
3.15/6/901:37 AM6 NNW San Ramon, CA8.8
3.25/7/905:38 AM2 ESE Mammoth Lakes, CA8.1
3.35/7/907:57 AM2 ESE Mammoth Lakes, CA8.9
4.05/7/907:59 AM2 E Mammoth Lakes, CA7.6
3.15/7/908:26 AM2 ESE Mammoth Lakes, CA8.2
3.05/7/909:35 AM2 ESE Mammoth Lakes, CA8.6
3.25/7/909:41 AM2 ESE Mammoth Lakes, CA8.5
3.05/7/9010:25 AM2 ESE Mammoth Lakes, CA8.1
3.25/7/9010:42 AM2 ESE Mammoth Lakes, CA8.1
3.05/7/9010:57 AM2 ESE Mammoth Lakes, CA8.5
3.05/7/9010:59 AM2 ESE Mammoth Lakes, CA8.3
3.05/7/907:19 PM13 W Portola, CA17.0
3.45/10/904:43 PM11 N Morgan Hill, CA6.1
3.35/13/903:22 PM37 W Petrolia, CA0.2
3.15/15/901:55 PM2 NNW The Geysers, CA0.5
3.05/16/904:28 AM15 SSE Hollister, CA6.5
3.25/16/9011:49 AM15 SSE Hollister, CA7.5
3.05/17/9010:31 AM4 WNW Eureka, CA17.6
3.65/17/906:49 PM9 ENE San Jose, CA8.9
3.15/18/903:01 AM15 SSE Hollister, CA7.4
3.05/18/903:02 AM15 SSE Hollister, CA7.7
3.15/18/902:36 PM15 SSE Hollister, CA7.2
3.35/19/908:48 PM6 S Hollister, CA10.4
3.65/21/9010:49 AM10 N Bishop, CA5.7
3.45/21/9010:59 AM34 W Ferndale, CA5.0
3.15/23/902:07 AM19 NW Blocksburg, CA23.8
3.55/23/905:27 PM2 NW The Geysers, CA0.0
3.15/23/905:28 PM2 W The Geysers, CA0.1
4.35/27/908:44 PM129 WSW Port Orford, OR10.0
3.06/2/902:43 AM10 W Hollister, CA6.2
3.06/2/904:01 AM43 W Petrolia, CA13.3
3.16/2/901:58 PM7 ENE Reederville, NV10.0
4.26/3/905:12 AM59 W Eureka, CA6.3
3.26/3/9012:49 PM8 E Watsonville, CA7.0
3.16/5/901:19 AM11 N Fall River Mills, CA13.9
3.26/5/909:16 AM0 SSW The Geysers, CA2.5
3.56/5/901:10 PM5 ENE Reederville, NV27.0
3.56/5/901:10 PM7 SSW Adin, CA5.0
3.66/9/9012:04 AM2 NE The Geysers, CA2.7
3.36/11/901:38 AM11 N Morgan Hill, CA6.7
3.56/11/909:07 AM6 NNE Sonoma, CA10.7
3.36/11/9010:06 PM14 ESE Ferndale, CA24.8
3.26/15/903:29 AM50 W Petrolia, CA5.0
3.16/15/9012:21 PM6 E Watsonville, CA8.8
3.06/15/908:05 PM3 WSW Petrolia, CA11.3
3.06/15/908:37 PM7 SSW Hollister, CA8.6
3.06/17/902:40 AM11 ENE Willow Creek, CA23.9
3.06/17/903:10 AM25 W Petrolia, CA12.1
3.36/17/9010:32 PM13 W Petrolia, CA20.9
3.36/18/902:53 PM9 S Hollister, CA3.1
3.26/22/9011:07 AM2 ESE Mammoth Lakes, CA7.5
3.76/25/906:43 AM12 ENE Qualeys Camp, NV22.0
3.56/25/906:44 AM10 ENE Qualeys Camp, NV9.4
3.36/25/909:26 PM12 W Petrolia, CA20.7
3.16/27/905:04 PM15 SSE Hollister, CA5.0
3.46/27/9011:56 PM14 W Petrolia, CA25.5
4.17/1/9012:36 AM8 E Milpitas, CA8.1
4.17/1/908:16 AM171 W Ferndale, CA5.0
3.07/3/904:44 AM2 NNW The Geysers, CA0.9
3.27/5/903:33 PM80 W Petrolia, CA6.0
3.27/10/901:15 AM13 NNE Willow Creek, CA30.6
3.17/10/909:03 AM7 ENE Red Bluff, CA13.1
3.27/11/904:29 PM5 ESE The Geysers, CA5.0
3.07/11/9010:33 PM6 SE Santa Rosa, CA8.6
3.07/12/907:21 PM1 WSW The Geysers, CA1.4
3.47/13/9010:39 AM11 NE Qualeys Camp, NV5.0
3.17/14/902:09 PM5 NE Willits, CA0.0
3.57/14/906:06 PM45 W Ferndale, CA27.6
3.47/17/903:39 AM4 ENE Watsonville, CA12.0
3.17/17/903:40 AM4 ENE Watsonville, CA11.1
3.47/19/907:14 AM111 W Petrolia, CA7.0
3.27/20/909:30 AM34 W Petrolia, CA23.6
3.07/24/902:04 AM12 W Petrolia, CA21.6
3.07/24/902:08 AM9 S Chester, CA0.0
3.07/25/908:48 AM18 NW Truckee, CA14.2
3.07/29/9012:09 AM10 SE Laytonville, CA4.5
4.07/31/901:43 AM115 W Port Orford, OR10.0
5.17/31/903:17 AM112 W Port Orford, OR10.0
4.08/5/906:52 AM8 ESE Watsonville, CA8.7
3.68/7/906:39 PM5 E Hollister, CA7.4
4.08/9/906:28 AM74 W Petrolia, CA5.0
3.88/9/906:28 AM38 W Petrolia, CA0.1
3.08/10/905:33 PM13 ESE Antlers, CA16.9
3.18/12/908:37 AM4 ENE Watsonville, CA12.1
3.18/12/9010:21 AM2 WNW The Geysers, CA0.0
3.08/14/9012:01 AM4 N Fremont, CA6.5
3.28/14/903:19 PM3 NNW The Geysers, CA0.0
3.18/14/903:21 PM2 NW The Geysers, CA0.6
4.18/14/907:05 PM1 NNE The Geysers, CA2.4
3.78/17/902:26 AM11 N Morgan Hill, CA7.3
3.58/18/902:28 PM45 W Petrolia, CA22.2
3.38/19/907:03 PM12 ENE Butte Meadows, CA13.2
3.48/19/907:03 PM11 ENE Butte Meadows, CA16.2
3.18/20/904:49 PM7 ESE Watsonville, CA9.5
3.68/20/908:06 PM10 WNW Bishop, CA12.3
3.68/22/909:24 PM5 W Los Gatos, CA13.6
3.38/25/9011:47 AM2 E Berkeley, CA6.8
3.38/25/9012:08 PM10 NE Santa Cruz, CA6.5
3.58/25/905:39 PM13 SSE Hollister, CA5.3
3.08/25/906:09 PM13 SSE Hollister, CA5.0
3.18/28/906:24 PM10 SSE Mammoth Lakes, CA5.5
3.08/30/905:49 AM13 SSE Hollister, CA5.5
4.08/31/908:15 PM65 W Petrolia, CA1.9
3.59/2/908:08 AM14 SSE Hollister, CA6.3
3.39/2/905:15 PM14 SSE Hollister, CA6.4
3.09/3/9011:07 PM4 N Petrolia, CA29.9
3.09/7/9011:29 PM