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Peak-ground values for recent earthquakes recorded by the USGS National Strong-Motion Project are available below. Links are for html format pages. Users can access a Excel version by replacing the ".html" text in the link with ".xls". The pages are set up to print in landscape orientation. To print in landscape orientation using Internet Explorer click on "file", click on "print preview", then click on "landscape" orientation).
2007 2006 2005 2004 2003 2002 2001 2000 1999 and earlier
2008
20081026 09:27 UTC
Mw 4.9 Offshore Northern California Earthquake
20081011 10:40 UTC
Mw 5.9 Virgin Islands Region Earthquake
20081002 09:41
UTC Mw 3.8 Yucaipa, California Earthquake
20080729 18:42
UTC Mw 5.4 Chino Hills, California Earthquake
20080604 02:29
UTC Mw 3.9 Green Valley, California Earthquake
20080501 08:11
UTC Mw 4.2 Lake Isabella, California Earthquake
20080501 03:55
UTC Mw 3.8 Borrego Springs, California Earthquake
20080430 03:03
UTC Mw 5.4 Willow Creek, California Earthquake
20080428 11:33
UTC Mw 4.2 Verdi-Mogul, Nevada Earthquake
20080426 06:40
UTC Mw 5.0 Verdi-Mogul, Nevada Earthquake
20080424 22:55
UTC ML 4.2 Verdi-Mogul, Nevada Earthquake
20080418 15:14
UTC Mw 4.6 Bellmont, Illinois Earthquake
20080418 09:37
UTC Mw 5.2 Bellmont, Illinois Earthquake
20080221 14:16
UTC Mw 6.0 Wells, Nevada Earthquake
20080211 18:29
UTC Mw 5.1 Guadalupe Victoria, Baja California, Mexico Earthquake
20080209 07:12
UTC Mw 5.1 Guadalupe Victoria, Baja California, Mexico Earthquake
20080204 07:43
UTC Mw 5.2 Puerto Rico Region Earthquake
20080201 04:56
UTC ML 3.7 Avenal, California Earthquake
2007
20071219 12:14
UTC ML 4.0 Big Bear Lake, California Earthquake
20071201 20:50
UTC Mw 4.0 The Geysers, California Earthquake
20071129 19:00
UTC Mw 7.4 Martinique Region, Windward Islands Earthquake
20071109 03:37
UTC Mw 4.1 WSW of Ferndale, California Earthquake
20071031 03:04
UTC Mw 5.4 Alum Rock, California Earthquake
20070913 03:35
UTC Mw 7.0 Kepulauan Mentawai Region, Indonesia Earthquake
20070913 00:51
UTC ML 4.1 Coalinga, California Earthquake
20070912 23:49
UTC Mw 7.9 Kepulauan Mentawai Region, Indonesia Earthquake
20070912 11:10
UTC Mw 8.4 Southern Sumatra, Indonesia Earthquake
20070902 17:29
UTC Mw 4.4 Lake Elsinore, California Earthquake
20070814 05:38
UTC Mw 5.4 SE of Pu`u `O`o Crater, Hawai`i Island, Hawai`i Earthquake
20070809 07:58
UTC Mw 4.4 Chatsworth, California Earthquake
20070806 08:48
UTC ML 3.9 Mount Pleasant, Utah Earthquake
20070723 08:14
UTC Md 3.6 Ho`okena, Hawai`i Island, Hawai`i Earthquake
20070720 11:42
UTC Mw 4.2 Oakland, California Earthquake
20070703 22:28
UTC Md 3.8 Hakalau, Hawai`i Island, Hawai`i Earthquake
20070702 19:58
UTC Mw 4.3 Aromas, California Earthquake
20070625 02:32
UTC Mw 4.9 Offshore Northern California, California Earthquake
20070618 04:15
UTC Md 4.0 Volcano, Hawai`i Island, Hawai`i Earthquake
20070612 07:23
UTC Mw 4.6 Mammoth Lakes, California Earthquake
20070604 11:51
UTC Md 3.6 Pahala, Hawai`i Island, Hawai`i Earthquake
20070602 11:24
UTC Md 3.6 Ho`okena, Hawai`i Island, Hawai`i Earthquake
20070602 05:11
UTC Mw 4.2 Thousand Palms, California Earthquake
20070524 19:33
UTC Md 4.1 Kilauea Summit, Hawai`i Island, Hawai`i Earthquake
20070524 19:13
UTC Md 4.7 Kilauea Summit, Hawai`i Island, Hawai`i Earthquake
20070522 11:34
UTC Mw 4.0 Parkfield, California Earthquake
20070510 22:20
UTC ML 4.3 Valdez, Alaska Earthquake
20070502 15:35
UTC Md 3.5 `O`Okala, Hawai`i Island, Hawai`i Earthquake
20070424 21:08
UTC Mw 4.4 The Geysers, California Earthquake
20070309 03:17
UTC Mw 4.7 Bridgeport, California Earthquake
20070302 04:40
UTC Mw 4.2 Lafayette, California Earthquake
20070226 12:19
UTC Mw 5.4 Offshore Northern California Earthquake
20070109 15:49
UTC Mw 5.6 British Columbia, Canada Earthquake
2006
20061221 03:12
UTC Mw 3.6 Berkeley, California Earthquake
20061216 06:14
UTC Mw 4.2 Coalinga, California Earthquake
20061215 19:21
UTC ML 3.9 Coalinga, California Earthquake
20061203 12:22
UTC Md 4.6 Puako, Hawai`i Island, Hawai`i Earthquake
20061129 21:20
UTC Mw 3.7 Hollister, California Earthquake
20061129 21:10
UTC Mw 3.9 Ocotillo, California Earthquake
20061128 04:06
UTC ML 4.1 Paso Robles, California Earthquake
20061126 22:11
UTC Mw 3.8 Toms Place, California Earthquake
20061123 19:20
UTC Md 5.0 Puako, Hawai`i Island, Hawai`i Earthquake
20061113 01:36
UTC Md 3.7 Waikoloa, Hawai`i Island, Hawai`i Earthquake
20061103 15:56
UTC Mw 4.2 Ocotillo, California Earthquake
20061020 17:00
UTC Mw 4.5 Cobb, California Earthquake
20061015 17:14
UTC Mw 6.0 Hawi, Hawai`i Island, Hawai`i Earthquake
20061015 17:07
UTC Mw 6.7 Puako, Hawai`i Island, Hawai`i Earthquake
20060913 01:38
UTC ML 3.8 Valdez, Alaska Earthquake
20060615 12:24
UTC Mw 4.4 San Martin, California Earthquake
20060608 22:45
UTC Mw 3.6 Cabazon, California Earthquake
20060602 00:56
UTC Mw 3.6 Ocotillo, California Earthquake
20060528 11:55
UTC ML 4.4 Guadalupe Victoria, Baja California, Mexico Earthquake
20060527 10:21
UTC ML 4.2 Guadalupe Victoria, Baja California, Mexico Earthquake
20060524 04:20
UTC Mw 5.4 Guadalupe Victoria, Baja California, Mexico Earthquake
20060512 10:37
UTC Mw 4.7 The Geysers, California Earthquake
20060407 01:06
UTC Mw 4.0 San Simeon, California Earthquake
20060321 17:41
UTC Mw 3.7 Moraga, California Earthquake
20060301 18:57
UTC Md 4.0 Kilauea Summit, Hawai`i Island, Hawai`i Earthquake
20060217 01:22
UTC Md 4.6 Volcano, Hawai`i Island, Hawai`i Earthquake
20060119 02:04
UTC Md 4.7 Na`alehu, Hawai`i Island, Hawai`i Earthquake
20060118 09:47
UTC ML 3.9 Dillon, Montana Earthquake
Back to the TOP
2005
20051217 02:15
UTC Mw 3.5 Devore, California Earthquake
20051216 18:21
UTC ML 3.4 Hercules, California Earthquake
20051203 07:49
UTC Mw 3.9 Big Bear City, California Earthquake
20051130 08:26
UTC Md 4.5 Ka`ena Point, Hawai`i Island, Hawai`i Earthquake
20051129 04:45
UTC ML 3.6 Yerington, Nevada Earthquake
20051122 19:57
UTC Md 3.3 Pohakuloa, Hawai`i Island, Hawai`i Earthquake
20051119 20:02
UTC M 2.4 Sommerville, South Carolina Earthquake
20051117 08:56
UTC ML 3.5 The Geysers, California Earthquake
20051117 08:55
UTC Mw 3.9 The Geysers, California Earthquake
20051023 20:48
UTC Md 3.8 Pu`u `O`o Crater, Hawai`i Island, Hawai`i Earthquake
20051019 00:05
UTC Mw 4.0 The Geysers, California Earthquake
20051018 07:31
UTC Mw 4.2 Mt San Gorgonio, California Earthquake
20051008 12:17
UTC ML 4.2 San Simeon, California Earthquake
20051003 09:19
UTC ML 3.7 Toms Place, California Earthquake
20051002 13:49
UTC ML 3.8 San Simeon, California Earthquake
20051002 13:48
UTC Mw 4.0 San Simeon, California Earthquake
20050922 20:24
UTC Mw 4.7 Mettler, California Earthquake
20050916 15:09
UTC ML 4.2 Johnson Lane, Nevada Earthquake
20050902 01:27
UTC Mw 5.1 Obsidian Butte, California Earthquake
20050831 22:47
UTC Mw 4.7 Obsidian Butte, California Earthquake
20050813 19:13
UTC Mw 3.7 Pinnacles, California Earthquake
20050810 22:08
UTC Mw 5.0 New Mexico Earthquake
20050727 15:51
UTC ML 4.2 Dillon, Montana Aftershock
20050726 10:44
UTC ML 3.4 Dillon, Montana Aftershock
20050726 04:08
UTC Mw 5.6 Dillon, Montana Earthquake
20050717 19:15
UTC Md 5.2 S of Hawai`i Island, Hawai`i Earthquake
20050715 15:48
UTC Mw 5.3 NE of Hawai`i Island, Hawai`i Earthquake
20050626 18:45
UTC Mw 4.8 Tahoe Vista, California Earthquake
20050616 20:53
UTC Mw 4.9 Yucaipa, California Earthquake
20050615 02:50
UTC Mw 7.1 Offshore Northern California Earthquake
20050612 15:41
UTC Mw 5.2 Anza, California Earthquake
20050609 13:33
UTC ML 3.5 Templeton, California Earthquake
20050604 23:52
UTC ML 3.6 Coalinga, California Earthquake
20050523 19:59
UTC ML 4.1 San Simeon, California Earthquake
20050521 00:39
UTC ML 4.1 Ocotillo Wells, California Earthquake
20050509 22:37
UTC Mw 4.4 The Geysers, California Earthquake
20050416 19:18
UTC Mw 4.6 Mettler, California Earthquake
20050412 11:06
UTC ML 3.9 Jamul, California Earthquake
20050406 22:42
UTC ML 4.4 Tazlina Glacier, Alaska Earthquake
20050406 17:51
UTC ML 4.9 Tazlina Glacier, Alaska Earthquake
20050210 14:04
UTC Mw 4.1 Etowah, Arkansas Earthquake
20050113 06:16
UTC Md 3.6 Waiki`i, Hawai`i Earthquake
20050112 08:10
UTC Mw 4.1 Desert Hot Springs, California Earthquake
20050106 14:35
UTC Mw 4.2 Fontana, California Earthquake
Back to the TOP
2004
20041227 10:36
UTC Mw 4.3 Anderson Springs, California Earthquake
20041205 01:48
UTC Mw 4.3 Willow Creek, California Earthquake
20041129 01:54
UTC Mw 4.2 Parkfield, California Earthquake
20041124 02:06
UTC Mw 4.4 Pinnacles, California Earthquake
20041113 17:39
UTC Mw 3.9 Big Bear City, California Earthquake
20041025 19:55
UTC ML 3.9 Gilroy, California Earthquake
20041012 23:17
UTC Md 4.5 Pu`u `O`o Crater, Hawai`i Earthquake
20041011 20:29
UTC Md 4.0 Kilauea, Hawai`i Earthquake
20041006 18:31
UTC ML 4.1 Tazlina Glacier, Alaska Earthquake
20041002 12:22
UTC Mw 4.0 Templeton, California Earthquake
20040930 18:54
UTC Mw 5.0 Parkfield, California Aftershock
20040929 22:54
UTC ML 5.0 Keene, California Earthquake
20040928 17:15
UTC Mw 6.0 Parkfield, California Earthquake
20040922 10:57
UTC Mw 3.8 San Juan Bautista, California Earthquake
20040918 23:43
UTC Mw 5.4 Adobe Hills, California Earthquake
20040918 23:02
UTC Mw 5.5 Adobe Hills, California Earthquake
20040831 00:40
UTC ML 4.0 San Simeon, California Earthquake
20040825 02:22
UTC Mw 5.3 Nelchina, Alaska Earthquake
20040823 07:19
UTC ML 3.8 Willow, Alaska Earthquake
20040816 07:39
UTC ML 3.8 Lake Nacimiento, California Earthquake
20040714 00:53
UTC ML 4.0 Coachella, California Earthquake
20040713 23:45
UTC ML 4.1 San Simeon, California Earthquake
20040615 22:28
UTC ML 5.3 Offshore Baja California, Mexico Earthquake
20040603 08:54
UTC ML 4.5 Kings Beach, California Earthquake
20040530 11:03
UTC ML 5.3 Tyonek, Alaska Earthquake
20040509 08:57
UTC ML 4.4 Isla Vista, California Earthquake
20040423 04:47
UTC ML 3.8 Point MacKenzie, Alaska Earthquake
20040313 14:14
UTC ML 3.7 San Simeon, California Aftershock
20040317 23:53
UTC Mw 4.5 San Simeon, California Aftershock
20040316 06:38
UTC Mw 4.3 San Juan Bautista, California Earthquake
20040313 14:14
UTC ML 3.6 Cayucos, California (San Simeon)Aftershock
20040311 07:00
UTC ML 3.9 San Simeon, California Aftershock
20040227 08:33
UTC ML 3.8 Templeton, California Earthquake
20040218 20:37
UTC Mw 4.4 Cobb, California Earthquake
20040215 02:52
UTC ML 3.7 Templeton, California Earthquake
Back to the TOP
2003
20031227 00:40
UTC ML 3.6 Levan, Utah Earthquake
20031227 00:39
UTC ML 3.8 Levan, Utah Earthquake
20031225 11:50
UTC Mw 4.4 Templeton, California Earthquake
20031222 19:15
UTC Mw 6.4 San Simeon, California Earthquake
20031215 14:55
UTC ML 3.7 Point MacKenzie, Alaska Earthquake
20031127 14:38
UTC ML 3.5 Indio Hill, California Earthquake
20031106 22:04
UTC Mw 3.7 Morgan Hill, California Earthquake
20031102 03:59
UTC ML 3.3 Devore, California Earthquake
20031030 13:46
UTC Md 3.8 Pahala, Hawai`i Earthquake
20031029 23:44
UTC ML 3.6 Simi Valley, California Earthquake
20031020 17:50
UTC ML 3.4 Orinda, California Earthquake
20031019 15:32
UTC ML 3.5 Orinda, California Earthquake
20031010 13:23
UTC Md 3.8 Pu`u `O`o Crater, Hawai`i Earthquake
20031008 11:26
UTC ML 4.3 Baja California, Mexico Earthquake
20031003 16:56
UTC ML 3.9 The Geysers, California Earthquake
20031003 16:28
UTC ML 3.6 The Geysers, California Earthquake
20030928 02:09
UTC ML 3.6 Anderson Springs, California Earthquake
20030925 14:33
UTC Mw 3.5 Tres Pinos, California Earthquake
20030918 06:34
UTC Md 3.4 Kailua, Hawai`i Earthquake
20030913 00:59
UTC ML 3.4 Simi Valley, California Earthquake
20030907 05:13
UTC Md 3.4 Honoka`a, Hawai`i Earthquake
20030905 01:39
UTC Mw 3.9 Piedmont, California Earthquake
20030827 06:24
UTC Mw 4.6 Volcano, Hawai`i Earthquake
20030827 06:02
UTC ML 3.9 Valencia, California Earthquake
20030826 02:29
UTC ML 4.4 Punta Gorda, California Earthquake
20030815 09:22
UTC ML 5.1 Humboldt Hill, California Earthquake
20030730 04:50
UTC ML 4.0 Healdsburg, California Earthquake
20030710 15:59
UTC MD 3.4 Mauna Kea Summit, Hawai`i Earthquake
20030530 03:50
UTC ML 3.7 Bremerton, Washington Earthquake
20030422 10:46
UTC ML 3.9 Hydesville, California Earthquake
20030405 14:18
UTC ML 3.7 Silver Springs, Nevada Earthquake
20030402 06:39
UTC ML 5.0 Rampart, Alaska Earthquake
20030311 19:28
UTC ML 4.6 Twentynine Palms Base, California Earthquake
20030222 12:19
UTC ML 5.4 Big Bear City, California Earthquake
20030202 18:47 UTC
ML 4.0 Dublin, California Earthquake
20030202 18:22
UTC ML 4.2 Dublin, California Earthquake
20030125 16:46
UTC ML 3.9 Volcano, Hawai`i Earthquake
20030107 22:29 UTC
ML 4.3 Hollister, California Earthquake
Back to the TOP
2002
20021226 00:52
UTC Md 3.8 Pahala, Hawai`i Earthquake
20021215 05:31
UTC Md 3.5 Offshore Kailua, Hawai`i Earthquake
20021213 03:16
UTC Md 3.7 Kailua, Hawai`i Earthquake
20021126 12:38 UTC
ML 3.7 San Ramon, California Earthquake
20021125 18:22 UTC
ML 3.5 San Ramon, California Earthquake
20021125 03:57 UTC
ML 3.8 San Ramon, California Earthquake
20021124 14:54 UTC
ML 3.9 San Ramon, California Earthquake
20021103 22:12
UTC Mw 7.9 Denali Fault, Alaska Earthquake
20021103 20:41 UTC
Mb 4.3 Butte, Nebraska Earthquake
20021023 13:34 UTC
ML 3.8 San Juan Bautista, California Earthquake
20021023 11:27
UTC Mw 6.7 Nenana Mountain, Alaska Earthquake
20020921 21:26 UTC
ML 4.1 Ocotillo Wells, California Earthquake
20020921 00:55 UTC
ML 4.1 Friday Harbor, Washington Earthquake
20020903 07:08 UTC
ML 4.8 Yorba Linda, California Earthquake
20020618 17:37
UTC Mn 5.0 Evansville, Indiana Earthquake
20020617 16:55 UTC
Mw 5.3 Bayview, California Earthquake
20020616 17:11 UTC
Mc 3.7 Kitsap Peninsula, Washington Earthquake
20020527 02:53 UTC
ML 2.9 NNW of Anchorage, Alaska Earthquake
20020514 05:00 UTC
Mw 4.9 Gilroy, California Earthquake
20020429 00:43 UTC
ML 4.4 Ferndale, California Earthquake
20020222 19:32 UTC
Mw 5.7 California-Baja California Border Earthquake
20020206 17:19 UTC
mb 4.9 Southeast Anchorage, Alaska Earthquake
20020206 17:18 UTC
mb 4.9 Southeast Anchorage, Alaska Earthquake
20020129 05:53 UTC
ML 4.2 Simi Valley, California Earthquake
20020102 12:11 UTC
ML 4.2 Borrego Springs, California Earthquake
Back to the TOP
2001
20011214 12:01 UTC
ML 3.9 Diamond Bar, California Earthquake
20011208 23:36 UTC
Mw 5.7 Gulf of California, Mexico Earthquake
20011031 07:56 UTC
ML 5.1 Anza, California Earthquake
20011028 16:27 UTC
ML 3.8 Compton, California Earthquake
20010909 23:59 UTC
ML 4.2 West Hollywood, California Earthquake
20010810 20:19 UTC
ML 5.4 Mohawk Valley, California Earthquake
20010728 07:32 UTC
Mw 6.6 Alaska Peninsula, Alaska Earthquake
20010613 07:44 UTC
ML 3.4 Calexico, California Earthquake
20010610 13:19 UTC
ML 5.0 Satsop, Washington 20010609 12:34 UTC ML
3.2 Devore, California Earthquake
20010514 17:13 UTC
ML 3.9 Devore, California Earthquake
20010228 18:54 UTC
Mw 6.8 Nisqually, Washington Earthquake
20010225 23:18 UTC
ML 4.4 Calaveras Fault, California Earthquake
20010210 21:05 UTC
ML 5.1 Big Bear Lake, California Earthquake
20010114 02:50 UTC
ML 4.1 San Fernando, California Earthquake
20010114 02:26 UTC
ML 4.3 Pacoima, California Earthquake
20010113 17:33 UTC
Mw 7.6 El Salvador, Earthquake
20010111 18:10 UTC
ML 4.0 Fortuna, California Earthquake
Back to the TOP
2000
20001202 08:28 UTC
ML 4.1 Big Bear City, California Earthquake
20001129 10:35 UTC
Mw 5.8 Central Alaska, Earthquake
20000926 07:20 UTC
Mw 4.5 Markleeville, California Earthquake
20000922 00:50 UTC
Mw 4.5 Eureka, California Earthquake
20000903 08:30 UTC
Mw 5.0 Yountville, California Earthquake
20000614 &
15 Brawley, California Earthquake Swarm
20000402 06:18 UTC
Mb 4.9 Hawai`i Island, Hawai`i Earthquake
20000221 13:49 UTC
ML 4.5 Loma Linda, California Earthquake
Back to the TOP
1999 and earlier
19991016 09:46
UTC Mw 7.1 Hector Mine, California Earthquake
19990818 01:06
UTC Mw 4.5 Bolinas, California Earthquake
19990703 01:43 UTC
Mw 5.8 Satsop, Washington Earthquake
19990515 13:22 UTC Mw 5.6 Mammoth Lakes, California Earthquake
19980812 14:10 UTC
Mw 5.2 San Juan Bautista, California Earthquake
19960521 20:50 UTC ML 4.7 Alum Rock, California Earthquake
19960503 04:04 UTC ML 5.3 Duvall, Washington Earthquake
19950626 08:40 UTC ML 4.9 Northridge, California Aftershock
19950129 03:11 UTC ML 4.9 Puget Sound, Washington Earthquake
19940910 07:43 UTC ML 4.1 Washington State Earthquake
19910628 14:43
UTC Mw 5.6 Sierra Madre, California Earthquake
19871001 14:42
UTC Mw 5.9 Whittier Narrows, California Earthquake
Back to the TOP
Mammoth Lakes, California Earthquake of May 15, 1999; 13:22 UTC.
Magnitude: (MW) = 5.6
Epicenter: located at 37.53° N. lat., 118.82° W. long., approx. 19 km SE of Mammoth
Lakes, CA
Depth: approx. 6 km.
Station |
Owner | Station Name |
Station |
Station Longitude (°W) |
Epicentral |
Recorder |
Depth (m) |
Instrument |
Peak |
1661 |
USGS | McGee Creek (Downhole Array) | 37.550 |
-118.811 | 2 |
CRA |
166 |
01-360 | 0.19 |
|
|
|
02- UP | Inopt. |
|||||
| 03-090 | 0.06 |
||||||||
CRA |
35 |
04-360 | 0.20 |
||||||
|
05- UP | 0.12 |
|||||||
| 06-090 | 0.17 |
||||||||
CRA |
surface |
07-360 | 0.48 |
||||||
|
08- UP | 0.39 |
|||||||
| 09-270 | 0.51 |
||||||||
CRA |
1 |
10-180 | 0.49 |
||||||
|
11- UP | 0.38 |
|||||||
| 12-270 | 0.48 |
||||||||
SMA |
Ground |
180 |
0.50 |
||||||
|
UP |
0.33 |
|||||||
|
090 |
0.61 |
|||||||
1576 |
USGS | Long Valley Fire Station | 37.570 |
-118.752 | 7 |
K2 |
Ground |
360 |
0.05 |
|
|
|
UP |
0.07 |
|||||
090 |
0.08 |
||||||||
1682 |
USGS | South Hammil Valley | 37.620 |
-118.390 | 39 |
SMA |
Ground |
NO TRIGGER |
|
1679 |
USGS | Chalfant Valley Fire Station | 37.530 |
-118.370 | 40 |
SMA |
Ground |
NO ACCESS |
|
1680 |
USGS | Hammil Valley | 37.680 |
-118.390 | 41 |
SMA | Ground | NO TRIGGER |
|
1589 |
USGS | Bishop Research Station | 37.361 |
-118.328 | 47 |
SSA |
Ground |
360 |
0.04 |
|
|
|
UP |
0.02 |
|||||
090 |
0.05 |
||||||||
1587 |
USGS | Mt. Barcroft | 37.583 |
-118.236 | 52 |
SMA |
Ground |
NO ACCESS |
|
2021 |
USGS | Montgomery Pass Maintenance Yard | 37.977 |
-118.318 | 66 |
SMA |
Ground |
NO ACCESS |
|
1588 |
USGS | Deep Springs College | 37.291 |
-117.979 | 79 |
SMA |
Ground |
NO ACCESS |
|
1054 |
ACOE | Pine Flat Dam (structure array) | 36.830 |
-119.330 | 90 |
SMA |
4-sites |
NO TRIGGER |
|
1442 |
ACOE | Hidden Dam (structure array) | 37.112 |
-119.883 | 105 |
SMA |
7-sites |
NO TRIGGER |
|
1450 |
ACOE | Buchanan Dam (structure array) | 37.217 |
-119.983 | 109 |
SMA |
7-sites |
NO TRIGGER |
|
2001 |
USGS | Hawthorne, NV ( U.S Army) | 38.550 |
-118.630 | 114 |
SMA |
Basement |
NOT CHECKED |
|
2010 |
USGS | Mina, NV (mine shaft adit) | 38.434 |
-118.154 | 116 |
SMA |
Ground |
NOT CHECKED |
|
1748 |
USGS | Fresno USGS Office | 36.774 |
-119.728 | 118 |
K2 |
Ground |
NO TRIGGER |
|
1229 |
VA | Fresno Veterans Administration Hospital | 36.775 |
-119.980 | 120 |
SMA |
Ground |
NO TRIGGER |
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Return to the NSMP Home Page
Northern California (Alum Rock) Earthquake of May 21, 1996;
20:50:20 UTC
Magnitude: (ML) = 4.7
Epicenter: located at 37.359° N. lat., 121.724° W. long., approx. 16 kn E of San Jose,
CA
Depth: approx. 8 km.
Station |
Epicentral Distance (km) |
Instrument Orientation (°) | Peak Acceleration (g) |
| Cherry Flat Reservoir | 5 |
360 | 0.04 |
| Up | 0.03 | ||
| 270 | 0.10 | ||
| Freeway 101/280/680 Overcrossing | 12 |
Non-seismic Triggers | |
| Calaveras Reservoir | 13 |
Not Triggered | |
| San Jose Weather Station | 16 |
Not Triggered | |
| Sunol Wilderness | 20 |
Not Triggered | |
| Anderson Dam, Center Crest (Channel 9) | 23 |
250 | 0.05 |
| Anderson Dam, Downstream | 23 |
340 | 0.01 |
| Up | 0.01 | ||
| 250 | 0.01 | ||
| Sunnyvale | 27 |
Not Triggered |
Back to the TOP
Return to the NSMP Home Page
Washington STATE (Duvall) Earthquake of May 3, 1996; 04:04:23
UTC
Magnitude: (ML) = 5.3
Epicenter: located at 47.76° N. lat., 121.85° W. long., approx. 10 NE of Duvall, WA
Depth: approx. 8.
Station |
Epicentral Distance (km) |
Instrument Orientation (°) | Peak Acceleration (g) |
| Tolt River Dam, Crest | 14 |
345 | 0.24 |
| Up | 0.13 | ||
| 255 | 0.23 | ||
| Tolt River Dam, Toe | 14 |
345 | 0.18 |
| Up | 0.08 | ||
| 255 | 0.19 |
This Station is operated by the U.S. Geological Survey in cooperation with the Seattle Water Department. No other USGS stations in the region are known to have triggered during this earthquake.
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Northridge Aftershock of June 26, 1995; 0840:29 UTC.
Magnitude: (ML) = 4.9
Epicenter: located at 34.39° N. lat., 118.67° W. long.,
approx. 13 SSW of Castaic, CA (USGS, Pasadena)
Depth: approx. 11.
Station |
Epicentral Distance (km) |
Instrument Orientation (°) | Peak Acceleration (g) |
| Jensen Filtration Plant (JFP) Admin. Bldg. | 18 |
022 | 0.04 |
| Up | 0.02 |
||
| 292 | 0.04 |
||
| JFP Generator Building | 18 |
022 | 0.03 |
| Up | 0.02 |
||
| 292 | 0.04 |
||
| JFP Reservoir Roof | 18 |
022 | 0.03 |
| Up | 0.02 |
||
| 292 | 0.04 |
This was the only NSMP station triggered during the June 26 event.
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Puget Sound Earthquake of January 29, 1995; 0311:22.6 UTC.
[January 28, 7:11 pm local time].
Magnitude: (ML) = 4.9
Epicenter: located at 47.388° N. lat., 122.365° W. long.
Depth: approx. 17.
Slight damage at Auburn and Tacoma (USGS).
Station |
Epicentral Distance (km) |
Peak Acceleration (g) |
| SeaTac International Airport | 08 |
0.03 |
| Seattle Bulk Mail Center | 11 |
0.07 |
| Gig Harbor | 18 |
0.03 |
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Washington State Earthquake of September 10, 1994; 0743:11.3 UTC.
Magnitude: (ML) =4.1
Epicenter: located at 47.186° N. lat., 121.959° W. long.
Depth: approx. 18km (USGS)
Station |
Epicentral Distance (km) |
Peak Acceleration (g) |
| Howard Hansen Dam - Crest | 17 |
0.07 |
| Howard Hansen Dam - Toe | 17 | 0.02 |
| Howard Hansen Dam - Left Abutment | 17 | 0.02 |
| Mud Mountain Dam - Crest | 06 |
0.04 |
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This page was last updated on October 28, 2008.