Seismic Activity in the United States Since April 1, 2007
Seismic Activity Index

ALASKA
NORTH WEST STATES
CA[n], ID, OR, MT[w], WA
SOUTH WEST STATES
AZ, CA[s], NV, UT
HAWAII
PLAINS STATES
CO, KS, MT[e], NE, ND, NM, OK, SD, TX, WY
MISSISSIPPI BASIN (New Madrid) STATES
AR, IA, IL, KY[w], LA, MN, MO, MS, TN[w], WI
NEW ENGLAND STATES
CT, MA, ME, NH, RI, VT
NORTH EAST STATES
DE, IN, MD, MI, NJ, NY, OH, PA
SOUTH EAST STATES
AL, FL, GA, KY[e], NC, SC, TN[e], VA, WV
MISC


February 21

  • Region:  Andreanof Islands
  • Magnitude:  5.5
  • Local Time:  13:52:15

    March 01

  • Region:  Andreanof Islands
  • Magnitude:  5.7
  • Local Time:  19:11:47

    March 11

  • Region:  Fox Islands, Aleutian Islands
  • Magnitude:  5.7
  • Local Time:  05:37:14

    March 11

  • Region:  Northern Alaska
  • Magnitude:  4.5
  • Local Time:  10:42:18

    March 14

  • Region:  Southern Alaska
  • Magnitude:  5.0
  • Local Time:  00:38:22

    March 18

  • Region:  Alaska Peninsula
  • Magnitude:  4.5
  • Local Time:  00:35:47

    March 22

  • Region:  Andreanof Islands, Aleutian Islands
  • Magnitude:  6.2
  • Local Time:  11:24:12

    March 27

  • Region:  Southern Alaska
  • Magnitude:  5.2
  • Local Time:  14:07:44

    March 27

  • Region:  Southern Alaska
  • Magnitude:  5.2
  • Local Time:  14:07:45



  • January 09

  • Region:  Off Coast of Oregon
  • Magnitude:  6.4
  • Local Time:  17:37:18

    January 19

  • Region:  Northern California
  • Magnitude:  4.8
  • Local Time:  15:13:05

    March 03

  • Region:  Off Coast of Oregon
  • Magnitude:  5.1
  • Local Time:  06:44:48

    March 03

  • Region:  Off Coast of Oregon
  • Magnitude:  4.9
  • Local Time:  06:49:32

    March 15

  • Region:  Off Coast of Oregon
  • Magnitude:  5.9
  • Local Time:  06:44:38

    March 26

  • Region:  Yellowstone
  • Magnitude:  4.1
  • Local Time:  05:59:00



  • February 21

  • Region:   Nevada
  • Magnitude:  6.3 Mcd
  • Local Time:  06:16:05

    February 21

  • Region:   Nevada
  • Magnitude:  4.5 Mcd
  • Local Time:  06:20:51

    February 21

  • Region:   Nevada
  • Magnitude:  4.6 Mcd
  • Local Time:  15:57:52







  • January 01   (0490-0001-0001)

  • Region:   Western Kentucky
  • Magnitude:  2.5 Mcd
  • Local Time:  04:59:53
  • Location:  3 mile(s) S of Kevil, KY.

    January 03   (0491-0002-0002)

  • Region:   Southeast Missouri
  • Magnitude:  1.6 Mcd
  • Local Time:  15:53:01
  • Location:  5 mile(s) WNW of Tiptonville, TN.

    January 07   (0492-0003-0003)

  • Region:   Tennessee
  • Magnitude:  1.8 Mcd
  • Local Time:  16:48:40
  • Location:  7 mile(s) W of Jackson, TN.

    January 07   (0493-0004-0004)

  • Region:   Tennessee
  • Magnitude:  2.3 Mcd
  • Local Time:  16:48:47
  • Location:  5 mile(s) NW of Dyersburg, TN.

    January 10   (0494-0005-0005)

  • Region:   Tennessee
  • Magnitude:  1.7 Mcd
  • Local Time:  00:32:35
  • Location:  4.0 mile(s) SSE of Ridgely, TN.

    January 11   (0495-0006-0006)

  • Region:   Southeast Missouri
  • Magnitude:  1.6 Mcd
  • Local Time:  21:08:22
  • Location:  1.0 mile(s) N of Marston, MO.

    January 14   (0496-0007-0007)

  • Region:   Southeast Missouri
  • Magnitude:  2.2 Mcd
  • Local Time:  09:16:11
  • Location:  3.0 mile(s) NW of Risco, MO.

    January 13   (0497-0008-0008)

  • Region:   Arkansas
  • Magnitude:  2.1 Mcd
  • Local Time:  18:33:56
  • Location:  2.0 mile(s) S of Corning, AR.

    January 14   (0498-0009-0009)

  • Region:   Southeast Missouri
  • Magnitude:  1.7 Mcd
  • Local Time:  23:53:59
  • Location:  1.0 mile(s) SSE of Marston, MO.

    January 20   (0499-0010-0010)

  • Region:   Southeast Missouri
  • Magnitude:  2.5 Mcd
  • Local Time:  03:13:54
  • Location:  3.0 mile(s) NNW of New Madrid, MO.

    January 19   (0500-0011-0011)

  • Region:   Tennessee
  • Magnitude:  1.5 Mcd
  • Local Time:  20:34:05
  • Location:  0.0 mile(s) NNE of Ridgely, TN.

    January 21   (0501-0012-0012)

  • Region:   Tennessee
  • Magnitude:  1.7 Mcd
  • Local Time:  01:02:55
  • Location:  6.0 mile(s) NNW of Tiptonville, TN.

    January 21   (0502-0013-0013)

  • Region:   Southeast Missouri
  • Magnitude:  1.8 Mcd
  • Local Time:  12:06:04
  • Location:  5.0 mile(s) ESE of Marston, MO.

    January 25   (0503-0014-0014)

  • Region:   Southeast Missouri
  • Magnitude:  1.5 Mcd
  • Local Time:  10:25:53
  • Location:  4.0 mile(s) ESE of Marston, MO.

    January 25   (0504-0015-0015)

  • Region:   Southeast
  • Magnitude:  1.5 Mcd
  • Local Time:  16:02:27
  • Location:  5.0 mile(s) ESE of Marston, MO.

    January 27   (0505-0016-0016)

  • Region:   Tennessee
  • Magnitude:  2.2 Mcd
  • Local Time:  05:38:09
  • Location:  3.0 mile(s) SW of Tiptonville, MO.

    January 27   (0506-0017-0017)

  • Region:   Arkansas
  • Magnitude:  2.4 Mcd
  • Local Time:  08:34:45
  • Location:  2.0 mile(s) NW of Cotton Plant, AR.

    January 29   (0507-0018-0018)

  • Region:   Tennessee
  • Magnitude:  1.5 Mcd
  • Local Time:  02:20:53
  • Location:  8.0 mile(s) SSE of Ridgley, MO.

    January 30   (0508-0019-0019)

  • Region:   Tennessee
  • Magnitude:  0.0 Mcd
  • Local Time:  21:53:45
  • Location:  3.0 mile(s) W of Henning, TN.

    January 31   (0509-0020-0020)

  • Region:   Tennessee
  • Magnitude:  1.8 Mcd
  • Local Time:  23:51:04
  • Location:  6.0 mile(s) S of Ridgely, MO.

    February 08   (0510-0020-0001)

  • Region:   Tennessee
  • Magnitude:  1.6 Mcd
  • Local Time:  07:47:15
  • Location:  6.0 mile(s) NNW of Tiptonville, MO.

    February 09   (0511-0021-0002)

  • Region:   Southeast Missouri
  • Magnitude:  1.5 Mcd
  • Local Time:  16:05:56
  • Location:  4.0 mile(s) SE of Marston, MO.

    February 10   (0512-0022-0003)

  • Region:   Arkansas
  • Magnitude:  1.6 Mcd
  • Local Time:  21:10:41
  • Location:  3.0 mile(s) W of Dell, AR.

    February 11   (0513-0023-0004)

  • Region:   Tennessee
  • Magnitude:  1.7 Mcd
  • Local Time:  03:00:04
  • Location:  4.0 mile(s) SSE of Ridgely, TN.

    February 14   (0514-0024-0005)

  • Region:   Southeast Missouri
  • Magnitude:  1.8 Mcd
  • Local Time:  18:52:44
  • Location:  4.0 mile(s) E of Risco, MO.

    February 15   (0515-0025-0006)

  • Region:   Tennessee
  • Magnitude:  1.5 Mcd
  • Local Time:  16:43:53
  • Location:  3.0 mile(s) NW of Ridgely, TN.

    February 16   (0516-0026-0007)

  • Region:   Tennessee
  • Magnitude:  1.5 Mcd
  • Local Time:  14:04:19
  • Location:  4.0 mile(s) SSE of Ridgely, TN.

    February 20   (0517-0027-0008)

  • Region:   Southwestern Missouri
  • Magnitude:  1.7 Mcd
  • Local Time:  12:06:20
  • Location:  5.0 mile(s) ESE of Marston, MO.

    February 22   (0518-0028-0009)

  • Region:   Tennessee
  • Magnitude:  2.0 Mcd
  • Local Time:  00:19:17
  • Location:  2.0 mile(s) SE of Ridgely, TN.

    February 22   (0519-0029-0010)

  • Region:   Tennessee
  • Magnitude:  1.5 Mcd
  • Local Time:  19:21:07
  • Location:  5.0 mile(s) NW of Tiptonville, TN.

    February 25   (0520-0030-0011)

  • Region:   Southeast Missouri
  • Magnitude:  1.6 Mcd
  • Local Time:  20:56:37
  • Location:  4.0 mile(s) SE of Marston, MO.

    February 26   (0521-0031-0012)

  • Region:   Arkansas
  • Magnitude:  2.5 Mcd
  • Local Time:  04:33:54
  • Location:  4.0 mile(s) S of Holland, AR.

    February 27   (0522-0032-0013)

  • Region:   Southeast Missouri
  • Magnitude:  2.2 Mcd
  • Local Time:  12:01:54
  • Location:  2.0 mile(s) WSW of Malden, MO.

    February 28   (0523-0033-0014)

  • Region:   Southeast Missouri
  • Magnitude:  1.5 Mcd
  • Local Time:  09:06:13
  • Location:  4.0 mile(s) ESE of Marston, MO.

    February 29   (0524-0034-0015)

  • Region:   Tennessee
  • Magnitude:  1.6 Mcd
  • Local Time:  00:11:58
  • Location:  2.0 mile(s) SE of Ridgely, TN.

    March 01   (0525-0035-0001)

  • Region:   Southeast Missouri
  • Magnitude:  1.5 Mcd
  • Local Time:  18:55:31
  • Location:  4.0 mile(s) ESE of Marston, MO.

    March 02   (0526-0036-0002)

  • Region:   Southeast Missouri
  • Magnitude:  2.3 Mcd
  • Local Time:  00:03:12
  • Location:  4.0 mile(s) N of New Madrid, MO.

    March 02   (0527-0037-0003)

  • Region:   Southeast Missouri
  • Magnitude:  1.5 Mcd
  • Local Time:  02:29:00
  • Location:  3.0 mile(s) ESE of Marston, MO.

    March 04   (0528-0038-0004)

  • Region:   Tennessee
  • Magnitude:  1.5 Mcd
  • Local Time:  16:26:13
  • Location:  3.0 mile(s) NW of Ridgely, MO.

    March 05   (0529-0039-0005)

  • Region:   Tennessee
  • Magnitude:  1.5 Mcd
  • Local Time:  12:24:58
  • Location:  3.0 mile(s) NW of Ridgely, TN.

    March 08   (0530-0040-0006)

  • Region:   Tennessee
  • Magnitude:  1.7 Mcd
  • Local Time:  12:32:12
  • Location:  3.0 mile(s) NW of Ridgely, TN.

    March 09   (0531-0041-0007)

  • Region:   Southern Missouri
  • Magnitude:  1.8 Mcd
  • Local Time:  00:24:24
  • Location:  3.0 mile(s) SE of Marston, MO.

    March 10   (0532-0042-0008)

  • Region:   Southeast Missouri
  • Magnitude:  1.9 Mcd
  • Local Time:  05:47:29
  • Location:  6.0 mile(s) ENE of Haywood, MO.

    March 11   (0533-0043-0009)

  • Region:   Southeast Missouri
  • Magnitude:  2.3 Mcd
  • Local Time:  04:41:28
  • Location:  6.0 mile(s) SW of Caruthersville, MO.

    March 11   (0534-0044-0010)

  • Region:   Tennessee
  • Magnitude:  1.5 Mcd
  • Local Time:  06:20:11
  • Location:  3.0 mile(s) SE of Ridgely, TN.

    March 14   (0535-0045-0011)

  • Region:   Tennessee
  • Magnitude:  1.5 Mcd
  • Local Time:  15:36:46
  • Location:  2.0 mile(s) ENE of Cauruthers, MO.

    March 22   (0536-0046-0012)

  • Region:   Southeastern Missouri
  • Magnitude:  1.7 Mcd
  • Local Time:  05:42:34
  • Location:  3.0 mile(s) SE of Marston, MO.

    March 00   (0537-0047-0013)

  • Region:   Tennessee
  • Magnitude:  1.5 Mcd
  • Local Time:  06:16:38
  • Location:  3.0 mile(s) SSW of Ridgely, TN.







  • January 01

  • Region:  Alabama
  • Magnitude:  2.0
  • Local Time:  01:23:31

    January 04

  • Region:  Alabama
  • Magnitude:  2.5
  • Local Time:  08:55:30

    January 10

  • Region:  West Virginia
  • Magnitude:  3.5
  • Local Time:  16:37:08

    January 16

  • Region:  Alabama
  • Magnitude:  1.8
  • Local Time:  02:13:32

    January 28

  • Region:  West Virginia
  • Magnitude:  2.3
  • Local Time:  20:04:20

    February 05

  • Region:  Eastern Tennessee
  • Magnitude:  2.1
  • Local Time:  02:37:17

    March 09

  • Region:  Georgia
  • Magnitude:  2.0
  • Local Time:  03:05:22

    March 13

  • Region:  Eastern Tennessee
  • Magnitude:  2.0
  • Local Time:  08:42:51

    March 15

  • Region:  Alabama
  • Magnitude:  1.6
  • Local Time:  00:30:04

    March 14

  • Region:  Alabama
  • Magnitude:  1.5
  • Local Time:  22:18:27




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