Posted by Lowell on November 06, 2001 at 00:17:54:
VERY STRONG GEOMAGNETIC STORM ACCOMPANIED BY INCREASE SEISMICTY SEISMCITY PEAK IN THE EASTERN U.S./CANADA ASSOCIATED WITH HURRICAN MICHELLE SUMMARY GEOMAGNETIC STORM The CME from yesterday's X1.0 flare arrived tonight with several associated arrivals. The first of these began at about 20:37-20:42 UT and was followed shortly by a moderate geomagnetic storm. This was followed almost immediately by a Ml 2.2 in the Joshua Tree, CA region at 20:37 UT (12:37 PST) and by a Mw 6.3 earthquake in the Fiji Islands about 1.25 hours after that (23:07 UT). Things quieted down then for several hour and at 01:52 UT on Nov. 6, the strong CME struck raising the Kp levels to 9 and changing the total geomagnetic field by about 50% in less than 5 minutes. This event was well recorded by seismograms (see Geomagnetic field section below). An earthquake of unknown magnitude was associated with this shock wave in the Alaska Peninsula at 01:54 UT. A second shock wave hit at 03:54 UT (19:54 PST). Simultaneously with this shock, two earthquakes occurred in the Coalinga region of California of Ml 2.8 and 2.4. Two more were recorded about one and two hours later which were also associated with geomagnetic field changes. HURRICANE MICHELLE Hurricane Michelle, the strongest to hit Cuba in more than 50 years (since 1944) caused extensive flooding in that nation yesterday and today and has veered away from the state of Florida towards the Islands of the Bahamas and Bermuda. Coincident with Michelle were a series of unusual earthquakes in the eastern and Central U.S. Because the path of Michelle was such that induced motion on the North American continent was likely, this increase in regional seismicity had been forecast here. The strongest event was recorded by the Nicaraguan network (SIS) and has not yet been verified. They report a Ml 5.3 earthquake in an unusual location south of Cuba this afternoon. It is not known whether this is an effect from the hurricane or a triggered earthquake. For Nicaragua network earthquake list see: http://www.ineter.gob.ni/geofisica/sis/events/ca.txt In the U.S. the first earthquake recorded in North Carolina since September 28 occurred near Bryson City with Ml 1.6. Other earthquakes have occurred in North Carolina this year on July 7-10 (Ml 2.1, 2.3); May 21 (Ml 1.9); and Jan. 20 (Ml 2.1). One earthquake was recorded in North Carolina during the year 2000. For seismic events in the eastern U.S. see: ftp://tanasi.gg.utk.edu/dist/JIEE/Events/00readme.txt As Michelle hit Cuba a Ml 2.0 was also being recorded in the New Madrid fault zone. This area often shows hurricane-associated seismicity. In southeastern Canada, a Ml 2.0 was registered near La Baie, Quebec. The most unusual event, which might have been a reaction to plate motion associated with Michelle landfall occurred in the Colorado Rocky Mountains this morning of Ml 3.5 near Aspen, Colorado. This is an extremely rare event. Catalogs indicate only three events of Ml>=3 have occurred within 50 km of this epicenter since the late 1800's. The first of these was a Ml 5.0 on Sept 9, 1944. This earthquake also occurred at the time of landfall of a hurricane - that one on Sept. 9 hit in the Baton Rouge LA area and was, like Michelle, moving in a N-S direction. The second (Ml 4.4) occurred on Jan 12, 1967 and was not associated with a hurricane landfall. The last such event occurred after landfall of Hurricane Charley which hit in a N-S direction on the Panhandle of Florida. The earthquake occurred on Sept. 3, 1986 (Ml 3.5). GLOBAL Strong activity continued today in the mid-Ocean ridge systems of the world. NEIS is reporting earthquake near ocean ridges in the past 2 days in the South Indian Ocean (MB 4.1); Easter Island (SE Pacific (Mb 4.6); Southeast of Easter Island on the East Pacific Rise (Mb 5.0); and in the South Sandwich Islands (MB 5.0). The strongest earthquakes of the day were a Mw 6.3 in the Fiji Islands area which occurred shortly after the geomagnetic storm struck and an Mw 6.0 near the Coast of Central Chile which also occurred shortly after a strong solar wind burst. Other earthquakes of Mb>=5 since last report occurred in the Crete, Mediterranea Sea area (Mb 5.0); Taiwan (Mb 5.1); and Sulawesi (Mb 5.2). Earthquakes of Mb>=4 have been recorded in the Banda Sea (Mb 4.2); the Near Islands, Aleutians (Mb 4.4); and Sakhalin Island (Mb 4.6). U.S./CANADA The largest earthquake recorded in the U.S./Canada area was the Mb 4.4 in the Near Islands, Aleutians. An event of Ml 3.6 was also recorded in southern Alaska. In the U.S. volcanic areas were very active today. This may be the result of Ohmic heating as described in yesterday's report. In addition to the strong swarm under Mt. St. Helen's, WA (see yesterday's report) and Mammoth Lakes, CA, a strong earthquake swarm is also occurring in Yellowstone Park, where the largest earthquakes in the contiguous U.S. occurred in the past 24 hours of Ml 3.0 and 3.0. This size event in the Yellowstone region occurs about every 6 months. For details on this swarm see: http://www.quake.utah.edu/req2webdir/recenteqs/Quakes/quakes0.html Hawaii also recorded the largest events in that region since the Loi'hi swarm of early September, 2001. Earthquakes of Ml 3.8 and 3.6 were recorded in that area today. Hawaii had been an area where high seismicity was expected at this time as FFA from several events. For a listing of Hawaii earthquakes see: http://elsei.wr.usgs.gov/results/seismic/recenteqs/Quakes/quakes0.html Other volcanic areas of the U.S. showing seismicity were Mt. Rainier, WA. and the region south of Vancouver Island where a swarm occurred in early September. The largest event since that swarm occurred in that region this morning with Ml 3.8. For listing of Vancouver Island earthquakes see:
http://www.pgc.nrcan.gc.ca/seismo/recent/wc.50evt.list.html In other seismicity of the U.S./Canada region, the strongest events in the California/Nevada area were associated with a swarm of events in the area SE of Coalinga, CA. These events appear to be associated with the current geomagnetic storm, as they have all occurred at times of strong geomagnetic changes and gusts of solar wind striking the earth. The Coalinga events occurred as Ml 2.1 (06:36 UT, strong total geomagnetic field decline began at 06:36); Ml 2.0 (05:45 UT, strong total geomagnetic field decline began at about 05:43-05:45); Ml 2.7 (04:38 UT strong geomagnetic enhancement began at 04:34); and Ml 2.4 and 2.8 (03:54 UT, strong geomagnetic field decline began at 03:54). Anza aftershocks also appear to be related to field changes, but not as obviously. From the last report to this, the seismicity of California had been strongly quiet with only one minor events of Ml 2.0 or greater in more than 24 hours. This had occurred at Coso Junction and was Ml 2.0. Seismicity in the rest of the U.S. and Canada today has been described in other sections, including references to the most unusual events in north-central Colorado (Ml 3.5); the swarms at Mt. St. Helens, Mammoth Lakes, Hawaii and Yellowstone N.P and the several events in southeastern Canada. In addition several earthquakes have occurred in southern Canada near the Minnesota border in the past three days. These may be related to FFA of the New Britain earthquake of 31 October as the great Plains was an area where FFA were expected. This area had seen only two events in the catalog through 1999, but a swarm of microearthquakes in the area on Aug. 12, 2000 has been followed by four shocks in the Ml 1.0-2.1 range since, the last being on April 27, 2001. Central Canada earthquake list can be found at: http://www.seismo.nrcan.gc.ca/recent_canadian_eq/recent_canadian_eq_e.html NEW ZEALAND IGNS reported only one event today, a Ml 3.7 on South Island near Seddon. NEIS, however reported two additional events in the region since our last report. These occurred in the Kermadec Islands (Mb 4.2) and in the aftershock zone off the North Coast of North Island (Mb 4.9). The on-line seismogram has been relatively quiet today with only a few regional events. The long event is the Fiji Islands (Mw 6.3). The IGNS on-line Seismometer can be found at: http://www.gns.cri.nz/news/earthquakes/latest_drum.html GEOMAGNETIC/SOLAR FIELDS For the doubters among you who still do not believe that there is considerable disturbance on seismometers associated with strong CME, I would suggest your take a gander at the seismograms tonight for the two strong CME's that arrived in the past 3 hours. The Kp index is now 9 - as high as it will go. For graphics, forecast and general information see: http://sec.noaa.gov/today.html For specific data on exact timing of CME collisions see: http://sec.noaa.gov/ftpdir/lists/geomag/20011106_G8mag_1m.txt The two CMEs arrived at 01:52-01:53 UT tonight (05:52 PM PST) and 03:54 UT (7:57 PM PST) The collison was well recorded on a number of seismograms. Jen of New Zealand has already noted the disturbance on the Karori and Cannon Point seismograms in New Zealand, but here are others to check: At 01:53 the change in the total field was about 50%. Seismograms recorded this event as follows: SEC has noted that the LASCO imaging system has been severely degraded by the extreme proton storm currently in progress. It is therefore not possible to know if additional CME have occurred on the sun, and if the earth is going to be subject to more events such as tonight's in the next several days. One of the consequences of such storms is the degradation of satellites and satellite communication, and this is an excellent example. The proton storm continued at very high levels and electron flux was virtually non-existent throughout the day. However both sudden commencement storms were associated with seismicity - the first with the Mw 6.3 in the Fiji Islands at 23 UT and the second with the beginning of this evening's swarm near Coalinga California. In addition to the strong geomagnetic storms and CME effects, the following minor M-class flares were observed to occur on the sun. Flare # START MAX END CLASS
820 + 0247 0250 0253 M1.7 860 0845 0854 0902 M1.2 870 + 0907 0915 0922 M2.1 990 1509 1537 1619 M1.2 Associated California earthquakes occurred near flare maxima: Mammoth Lakes 02:53 UT Ml 1.8 Anza 08:57 UT Ml 1.4 Union City 09:17 UT Ml 1.3 Anza 15:37 UT Ml 1.4 (also in So. Alaska 15:48) For general space weather conditions see: http://sec.noaa.gov/today.html For Solar flare data see: http://sec.noaa.gov/ftpdir/indices/events/20011106events.txt TROPICAL STORMS HURRICANE MICHELLE Hurricane Michelle, the strongest to hit Cuba in more than 50 years (since 1944) caused extensive flooding in that nation yesterday and today and has veered away from the state of Florida towards the Islands of the Bahamas and Bermuda. Michelle rapidly lost energy in it's encounter with Cuba and has reduced to a Category 1 hurricane moving into the central Atlantic Ocean. There may be residual seismicity in the east coast of North America or along the northern subduction zone of the Caribbean, however the main effects on seismicity from Michelle are now believed to have occurred. For tracking details see: http://www.wunderground.com/auto/HurricaneSite/tropical/tracking/at200115.html TROPICAL STORM NOEL Tropical Storm Noel is forming in the north Atlantic Ocean. Noel reduced quickly from a Category 1 Hurricane and is rapidly moving to the north. It is expected to make landfall off Newfoundland tomorrow. Little associated seismicity is expected. For tracking details see: http://www.wunderground.com/auto/HurricaneSite/tropical/tracking/at200116.html TIDAL TRIGGERING (LUNAR)
Statistics have been done on many regions of the world in terms of relationship of significant regional earthquakes with respect to lunar cycle. Each report will summarize the most likely areas for tidal triggering for the next day based on these statistics. It is expected that tidal triggering will add an additional 0.5 - 1.0 units of magnitude to events which are about to occur or will move these events forward in time by up to seven days in the regions where there is a statistical correlation between lunar phase and earthquakes. November 6 is twenty-one days after the beginning the lunar month Regions most likely to experience tidal triggering on this day (With associated magnitude ranges; the percent change in seismicity rate over background seismicity rate on this day of the lunar month; statistical z-value and significance level) are: Region Magnitude range %change z-value Significance level Central California MB>=0.0 37 2.4 0.04 Central California MB>=3.0 18 2.2 0.05 Central US MB>=1.0 79 3.4 0.01 East US MB>=1.0 12 2.2 0.05 N So. America MB>=4.0 19 2.1 0.05 Rocky Mountains MB>=4.0 88 3.4 0.01 San Andreas MB>=0.0 17 2.8 0.02 San Andreas MB>=2.0 64 2.9 0.02 San Andreas MB>=3.0 38 2.7 0.02 Geysers MB>=0.0 7 2.6 0.03 Mammoth Lakes MB>=0.0 62 2.8 0.02 Utah MB>=0.0 11 2.1 0.05 Regions expected to experience reverse triggering (i.e. they are unlikely to experience a significant event at this period of the lunar cycle) are: Region Magnitude range %change z-value Significance level China MB>=4.0 -19 -2.3 0.05 Global MB>=6.0 -11 -1.9 0.05 NW Europe MB>=4.0 -11 -2.4 0.04 EARTHQUAKE LISTINGS GLOBAL CARIBBEAN O: 05NOV2001 22:22:11 15.0N 78.6W MC=5.4 SIS SOUTH OF CUBA, C.A. Note: This event is listed on the SIS automatic system and has not been verified. It may be associated with the landfall of Hurricane Michelle today in Cuba. SIS automatic listing can be found at: http://www.ineter.gob.ni/geofisica/sis/events/ca.txt NEW ZEALAND O: 5Nov2001 17:28 41.9S 174.0E ML=3.6 IGNS S. of Seddon, N.Z. Note: (IGNS) Probablly felt in Seddon area. Two events, second a bit bigger. O: 04Nov2001 22:49:14 31.1S 179.2W MB=4.2 NEIS KERMADEC ISLANDS REGION O: 03Nov2001 03:40:27 36.9S 179.5E MB=4.9 NEIS OFF E. COAST N. ISL, N.Z. SOUTH PACIFIC ISLANDS O: 05Nov2001 23:07:12 17.1S 179.3W MW=6.3 NEIS FIJI ISLANDS REGION O: 03Nov2001 11:23:43 17.6S 176.6W MB=4.5 NEIS FIJI ISLANDS REGION O: 03Nov2001 08:54:15 5.9S 150.1E MB>4.0 NEIS NEW BRITAIN REGION, P.N.G. O: 03Nov2001 07:06:47 5.8S 150.0E MB=4.7 NEIS NEW BRITAIN REGION, P.N.G. ASIA O: 03Nov2001 06:24:29 48.2N 153.1E MB=3.8 NEIS KURIL ISLANDS O: 04Nov2001 16:38:09 27.1N 54.6E MB=4.9 NEIS SOUTHERN IRAN O: 04Nov2001 22:45:51 23.5N 142.6E MB=3.9 NEIS VOLCANO ISL, JAPAN REGION O: 03Nov2001 02:51:36 4.3S 143.6E MB=3.7 NEIS NEW GUINEA, P.N.G. O: 05Nov2001 06:51:46 6.9S 130.2E MB=4.2 NEIS BANDA SEA O: 03Nov2001 01:36:04 7.5S 128.0E MB=4.3 NEIS BANDA SEA O: 02NOV2001 12:56 34.0N 132.7E Mj=4.0 NIED AKINADA_SETONAIKAI, JAPAN O: 01NOV2001 22:43 36.1N 139.9E Mj=4.1 NIED SW_IBARAKI_PREF, JAPAN O: 03nov2001 15:02:34 19.9N 083.2E ML=3.8 ASC ESE of Bhawanipa, India O: 04NOV2001 18:02:30 2.4N 98.2E SR=4.8 AEIC1 W SIDIKALANG, INDONESIA O: 05NOV2001 03:34:10 9.4S 114.2E SR=5.4 AEIC1 S NEGARA, INDONESIA O: 04NOV2001 16:50:00 9.5S 114.0E SR=5.3 AEIC1 SW NEGARA, INDONESIA
O: 03NOV2001 21:50:20 3.2S 122.9E SR=6.4 AEIC1 NE KENDARI, INDONESIA O: 05NOV2001 03:39:50 9.1S 118.9E SR=4.8 AEIC1 S RABA, INDONESIA O: 03NOV2001 18:33:50 8.3S 118.2E SR=4.8 AEIC1 NW DOMPU, INDONESIA O: 05NOV2001 08:29:48 49.6N 98.6E M =3.7 GSSC TUVA-BURYATIA-MONGOLIA CENTRAL/SOUTH AMERICA O: 06NOV2001 06:13:26 29.1S 70.9W MW=6.0 GSSC CENTRAL CHILE O: 05NOV2001 04:47:06 16.9N 100.2W ML=3.9 SSN COSTA DE GUERRERO, MX O: 04NOV2001 21:22:18 16.7N 99.8W ML=4.4 SSN COSTA DE GUERRERO, MX O: 05NOV2001 03:34:53 14.7N 94.1W ML=4.1 SSN GOLFO DE TEHUANTEPEC, MX O: 04NOV2001 19:36 16.6S 73.6W ML=4.6 IGP Chala, Ocona, Peru O: 01NOV2001 12:21 17.4S 71.6W ML=5.0 IGP Punta de Bombon, Peru O: 03Nov2001 01:43:20 36.1S 71.4W MB=4.8 NEIS CENTRAL CHILE
O: 03Nov2001 00:36:40 30.8S 71.4W MB=5.3 NEIS NEAR COAST OF CEN CHILE O: 04Nov2001 19:36:26 16.5S 73.7W MB=4.8 NEIS NEAR COAST OF PERU O: 01NOV2001 13:41 9.4S 76.3W ML=4.2 IGP Tingo Maria, Peru EUROPE O: 05NOV2001 2:52:18 53.2N 4.5W ML=2.3 BGS ANGLESEY,GWYNEDD, ENGLAND O: 02NOV2001 20: 1:0. 50.0N 5.0W ML=1.2 BGS OFF LIZARD PT CORNWALL, ENGLAND O: 02NOV2001 19:59:18 50.0N 5.1W ML=1.5 BGS OFF LIZARD PT CORNWALL, ENGLAND O: 01NOV2001 1:56:11 51.1N 4.6W ML=1.1 BGS OFF HARTFORT PT DEVON, ENGLAND O: 05NOV2001 19:42:31 36.3N 36.1E ML=3.5 KAN ANTAKYA, TURKEY O: 05NOV2001 03:43:31 36.6N 31.3E ML=3.8 KAN AKDENYZ, TURKEY O: 04NOV2001 23:13:02 39.1N 28.0E ML=3.1 KAN MANYSA, TURKEY O: 03Nov2001 14:23:54 35.5N 22.2E MB=4.2 NEIS CENTRAL MEDITERRANEAN SEA O: 02NOV2001 01:14:27 36.0N 29.8E ML=3.9 NOA GREECE O: 02NOV2001 23:00: 3 36.2N 28.4E ML=3.9 NOA GREECE O: 02NOV2001 09:14:34 36.2N 22.2E ML=4.0 NOA GREECE O: 03NOV2001 11:58:37 39.1N 24.2E ML=3.7 NOA GREECE O: 03NOV2001 17:32:54 39.0N 24.2E ML=3.8 NOA GREECE O: 03NOV2001 20:28:18 36.3N 23.6E ML=4.0 NOA GREECE O: 04Nov2001 17:23:29 34.1N 25.4E MB=5.0 NEIS CRETE, GREECE O: 04NOV2001 17:23:27 34.2N 25.3E Mb=4.5 MIX CRETE, GREECE O: 04NOV2001 17:23:30 34.2N 25.4E ML=4.6 NOA GREECE OCEANIA O: 05NOV2001 17:12:13 17.1S 65.0E Ms=4.3 GSSC MAURITIUS - REUNION REGION O: 05Nov2001 01:50:59 55.2S 25.7W MB>4.0 NEIS SOUTH SANDWICH ISL REGION O: 05Nov2001 01:15:13 58.2S 25.0W MB=5.0 NEIS SOUTH SANDWICH ISL REGION O: 04Nov2001 15:39:36 36.1S 100.2W MB=5.0 NEIS SOUTHEAST OF EASTER ISLAND O: 03Nov2001 17:51:16 1.4S 78.8E MB=4.1 NEIS SOUTH INDIAN OCEAN O: 03Nov2001 14:26:02 29.0S 112.8W MB=4.6 NEIS EASTER ISLAND REGION U.S/CANADA
CALIFORNIA/NEVADA O: 6NOV2001 6:36:20 36.2N 120.3W ML=2.1 NCSN NNE of Coalinga, CA O: 6NOV2001 5:44:45 36.2N 120.3W ML=2.0 NCSN NNE of Coalinga, CA O: 6NOV2001 4:38:36 36.2N 120.3W ML=2.7 NCSN NNE of Coalinga, CA O: 6NOV2001 3:54:51 36.2N 120.3W ML=2.4 NCSN NE of Coalinga, CA O: 6NOV2001 3:54:13 36.2N 120.3W ML=2.8 NCSN NNE of Coalinga, CA O: 05NOV2001 18:10:22 33.4N 116.7W ML=1.9 SCSN S of Anza, CA O: 05NOV2001 20:37:25 34.0N 116.3W ML=2.2 SCSN SSE of Joshua Tree, CA O: 5NOV2001 7:15:35 36.0N 117.9W ML=1.8 NCSN ESE of Coso Junction, CA O: 5NOV2001 4:49:40 36.0N 117.9W ML=2.0 NCSN ENE of Coso Junction, CA O: 6NOV2001 3:03:14 36.6N 121.2W ML=2.2 NCSN NNW of Pinnacles, CA O: 05NOV2001 12:15:51 37.3N 121.7W ML=1.7 NCSN N of Morgan Hill, CA O: 6NOV2001 3:23:49 37.5N 118.8W ML=1.5 NCSN SW of Toms Place, CA O: 05NOV2001 16:02:11 37.5N 118.5W ML=1.4 NCSN ESE of Toms Place, CA O: 05NOV2001 20:03:32 37.6N 118.8W ML=1.5 NCSN E of Mammoth Lakes, CA O: 5NOV2001 2:53:04 37.6N 118.8W ML=1.8 NCSN E of Mammoth Lakes, CA O: 05NOV2001 9:17:31 37.6N 122.0W ML=1.3 NCSN NNW of Union City, CA O: 05NOV2001 9:57:44 38.2N 119.1W ML=1.4 NCSN SW of Bodie, CA O: 05NOV2001 16:55:19 38.9N 122.5W ML=1.8 NCSN ENE of Lower Lake, CA PACIFIC NORTHWEST/CANADA
O: 05NOV2001 10:41:02 48.9N 129.2W ML=3.8 PGC W Tofino BC O: 03NOV2001 20:08:54 46.8N 121.8W ML=1.2 PNSN SW of Mount Rainier ROCKY MOUNTAIN AREA O: 05Nov2001 08:34:23 38.8N 107.4W ML=3.4 NEIS COLORADO Note: A most unusual event, which might have been a reaction to plate motion associated with Michelle landfall occurred in the Colorado Rocky Mountains this morning of Ml 3.5 near Aspen, Colorado. This is an extremely rare event. Catalogs indicate only three events of Ml>=3 have occurred within 50 km of this epicenter since the late 1800's. It was felt as a "big Jolt" at West Elk Creek Mine by employees of the Mountain Coal Company. O: 03NOV2001 13:42:06 44.6N 110.7W ML=2.2 UUSN SE of Madison Junc., WY O: 03NOV2001 12:25:41 44.6N 110.7W ML=2.3 UUSN ESE of Madison Junc., WY O: 03NOV2001 22:20:04 44.6N 110.7W ML=1.9 UUSN SE of Madison Junc., WY O: 03NOV2001 12:19:34 44.6N 110.7W ML=2.0 UUSN SE of Madison Junc., WY O: 3NOV2001 4:07:38 44.8N 110.8W ML=2.0 UUSN WNW of Norris Junc., WY O: 3NOV2001 3:53:46 44.8N 110.8W ML=1.8 UUSN WNW of Norris Junc., WY O: 3NOV2001 3:53:46 44.8N 110.8W ML=1.8 UUSN WNW of Norris Junc., WY O: 3NOV2001 3:48:38 44.8N 110.7W ML=1.6 UUSN N of Norris Junc., WY O: 3NOV2001 3:43:51 44.8N 110.8W ML=1.4 UUSN NW of Norris Junc., WY O: 3NOV2001 3:37:55 44.8N 110.8W ML=1.9 UUSN WNW of Norris Junc., WY O: 3NOV2001 3:37:55 44.8N 110.8W ML=1.9 UUSN WNW of Norris Junc., WY O: 3NOV2001 3:34:37 44.8N 110.8W ML=1.2 UUSN WNW of Norris Junc., WY O: 3NOV2001 3:04:26 44.8N 110.8W ML=1.4 UUSN WNW of Norris Junc., WY O: 3NOV2001 2:55:07 44.8N 110.8W ML=1.7 UUSN WNW of Norris Junc., WY O: 3NOV2001 2:52:29 44.8N 110.8W ML=1.5 UUSN WNW of Norris Junc., WY O: 3NOV2001 2:50:40 44.8N 110.7W ML=1.7 UUSN NNW of Norris Junc., WY O: 3NOV2001 2:49:05 44.8N 110.8W ML=2.2 UUSN WNW of Norris Junc., WY O: 3NOV2001 2:42:30 44.8N 110.8W ML=1.5 UUSN NW of Norris Junc., WY O: 3NOV2001 2:40:50 44.8N 110.8W ML=1.8 UUSN WNW of Norris Junc., WY O: 02NOV2001 15:49:54 44.8N 110.8W ML=2.0 UUSN NW of Norris Junc., WY O: 2NOV2001 4:24:20 44.8N 110.8W ML=1.7 UUSN WNW of Norris Junc., WY O: 06NOV2001 03:09:01 44.6N 110.7W MD=0.4 MBMG MONTANA O: 05NOV2001 04:00:12 44.7N 110.9W MD=1.5 MBMG MONTANA O: 03NOV2001 13:32:13 44.8N 111.2W ML=0.5 UUSN NNW of W. Yellowstone, MT O: 04NOV2001 20:33:39 44.9N 111.4W ML=3.0 UUSN NW of W. Yellowstone, MT O: 5NOV2001 2:53:42 44.9N 111.5W ML=2.5 UUSN NW of W. Yellowstone, MT O: 04NOV2001 20:33:39 44.9N 111.4W ML=3.0 UUSN NW of W. Yellowstone, MT O: 05NOV2001 02:57:47 44.8N 111.3W MD=0.1 MBMG MONTANA O: 05NOV2001 02:57:16 44.9N 111.4W MD=1.2 MBMG MONTANA O: 05NOV2001 02:56:05 44.9N 111.4W MD=1.2 MBMG MONTANA O: 05NOV2001 02:53:42 44.8N 111.4W MD=1.9 MBMG MONTANA O: 04NOV2001 21:15:39 44.8N 111.4W MD=0.6 MBMG MONTANA O: 04NOV2001 21:10:01 44.8N 111.4W MD=0.6 MBMG MONTANA O: 04NOV2001 20:33:39 44.8N 111.4W MD=2.1 MBMG MONTANA O: 04NOV2001 21:57:19 46.3N 112.1W MD=1.0 MBMG MONTANA O: 04NOV2001 14:02:15 46.9N 114.3W MD=0.4 MBMG MONTANA EASTERN U.S./CANADA
O: 04NOV2001 11:48:30 48.5N 69.9W MN=2.0 GSC E from La Baie, Que. O: 03NOV2001 20:04:05 45.8N 75.4W MN=1.1 GSC N from Buckingham, Que. O: 03NOV2001 15:29:00 49.6N 67.0W MN=2.0 GSC SW from Sept-Iles, Que. O: 02NOV2001 22:33:36 48.4N 93.9W MN=1.9 GSC 7 KM SW FROM FORT FRANCES, ONT. O: 29OCT2001 21:40:42 35.2N 84.9W ML=2.1 JIEE NW of Cleveland, TN (foreshock) O: 29OCT2001 21:47:01 35.2N 84.9W ML=2.5 JIEE NW of Cleveland, TN (mainshock) O: 04NOV2001 13:10:34 35.4N 83.7W ML=1.6 JIEE WNW of Bryson City, NC O: 05NOV2001 6:55:33 36.1N 89.7W ML=2.0 CERI SW Caruthersville, MO ALASKA O: 05Nov2001 04:15:28 53.4N 170.2E MB=4.4 NEIS NEAR ISL, ALEUTIAN ISLANDS O: 05NOV2001 23:18:02 59.9N 152.3W ML=3.0 AEIC WNW of Homer, Alaska HAWAII O: 05NOV2001 14:09:56 19.6N 155.9W ML=3.6 HVO SE of Holualoa, Hawaii O: 5NOV2001 4:30:30 19.3N 155.8W ML=3.8 HVO SE of Ho`okena, Hawaii
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