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

October 08
  • Region:  Southern Alaska
  • Magnitude:  5.3
  • Local Time:  01:53:01

    October 11
  • Region:  Northern Alaska
  • Magnitude:  4.5
  • Local Time:  08:52:42

    October 11
  • Region:  Central Alaska
  • Magnitude:  4.5
  • Local Time:  18:47:00

    October 13
  • Region:  Northern Alaska
  • Magnitude:  4.5
  • Local Time:  12:18:53

    October 28
  • Region:  Northern Alaska
  • Magnitude:  5.0
  • Local Time:  06:30:19

    November 02
  • Region:  Andreanof Islands (in the Aleutians)
  • Magnitude:  6.1
  • Local Time:  03:48:45

    November 04
  • Region:  Northern Alaska
  • Magnitude:  4.5
  • Local Time:  06:46:36

    November 09
  • Region:  Southern Alaska
  • Magnitude:  470
  • Local Time:  14:36:58

    November 15
  • Region:  Northern Alaska
  • Magnitude:  4.9
  • Local Time:  05:23:34

    November 15
  • Region:  Northern Alaska
  • Magnitude:  4.6
  • Local Time:  05:22:40

    November 20
  • Region:  Northern Alaska
  • Magnitude:  4.6
  • Local Time:  02:33:59

    November 28
  • Region:  S Alaska
  • Magnitude:  5.3
  • Local Time:  22:09:07

    November 28
  • Region:  Central Alaska
  • Magnitude:  5.1
  • Local Time:  22:10:34

    December 3
  • Region:  S Alaska
  • Magnitude:  4.9
  • Local Time:  06:11:08

    December 27
  • Region:  Central AK
  • Magnitude:  4.7
  • Local Time:  22:13:10

    December 30
  • Region:  Northern AK
  • Magnitude:  4.5
  • Local Time:  04:54:40


  • October 26
  • Region:  Offshore Northern California
  • Magnitude:  4.6
  • Local Time:  02:26:50

    November 13
  • Region:  Off Coast of Oregon
  • Magnitude:  5.4
  • Local Time:  17:48:37

    November 24
  • Region:  Southern Idaho
  • Magnitude:  4.8
  • Local Time:  02:11:54

    November 28
  • Region:  Off Coast N California
  • Magnitude:  5.4
  • Local Time:  05:42:19

    December 26
  • Region:  N California
  • Magnitude:  5.0
  • Local Time:  04:19:40


  • December 5
  • Region:  Southern California
  • Magnitude:  5.5
  • Local Time:  20:18:42

    December 27
  • Region:  Utah
  • Magnitude:  4.5
  • Local Time:  02:18:25




  • October 01
       (0664-0164-0001)
  • Region:  Arkansas
  • Magnitude:  1.5
  • Local Time:  23:16:14
  • Location:  5 mile(s) NNE of Etowah, AR.

    October 13
       (0665-0165-0002)
  • Region:  Southeast Missouri
  • Magnitude:  1.8
  • Local Time:  05:02:09
  • Location:  5 mile(s) SE of Marston, MO.

    October 14
       (0666-0166-0003)
  • Region:  Southeast Missouri
  • Magnitude:  1.5
  • Local Time:  07:41:08
  • Location:  1 mile(s) SE of Marston, MO.

    October 20
       (0667-0167-0004)
  • Region:  Southeast Missouri
  • Magnitude:  1.8
  • Local Time:  01:28:58
  • Location:  1 mile(s) N of Howardville, MO.

    October 24
       (0668-0168-0005)
  • Region:  Southeast Missouri
  • Magnitude:  1.6
  • Local Time:  05:15:55
  • Location:  4 mile(s) E of Portageville, MO.

    October 24
       (0669-0169-0006)
  • Region:  Southeast Missouri
  • Magnitude:  2.0
  • Local Time:  21:29:44
  • Location:  4 mile(s) NE of Catron, MO.

    October 24
       (0670-0170-0007)
  • Region:  Southeast Missouri
  • Magnitude:  2.5
  • Local Time:  21:29:46
  • Location:  1mile(s) SW of Howardsville, MO.

    October 25
       (0671-0171-0008)
  • Region:  Southeast Missouri
  • Magnitude:  2.2
  • Local Time:  02:14:37
  • Location:  2 mile(s) SSW of Bernie, MO.

    October 25
       (0672-0172-0009)
  • Region:  Arkansas
  • Magnitude:  2.7
  • Local Time:  13:23:48
  • Location:  5 mile(s) NNE of Hardy, AR.

    October 25
       (0673-0173-0010)
  • Region:  Arkansas
  • Magnitude:  1.9
  • Local Time:  18:52:32
  • Location:  4 mile(s) SW of Blytheville, AR.

    October 26
       (0674-0174-0011)
  • Region:  Southeast Missouri
  • Magnitude:  1.5
  • Local Time:  07:38:54
  • Location:  5 mile(s) ESE of Marston, MO.

    November 01
       (0675-0175-0001)
  • Region:  Tennessee
  • Magnitude:  1.6
  • Local Time:  02:47:48
  • Location:  4 mile(s) NNW of Tiptonville, MO.

    November 01
       (0676-0176-0002)
  • Region:  Arkansas
  • Magnitude:  2.7
  • Local Time:  21:00:50
  • Location:  3 mile(s) NE of Rockport, AR.

    November 02
       (0677-0177-0003)
  • Region:  Arkansas
  • Magnitude:  1.7
  • Local Time:  22:55:58
  • Location:  4 mile(s) NNE of Dell, AR.

    November 06
       (0678-0178-0004)
  • Region:  Southeast Missouri
  • Magnitude:  2.8
  • Local Time:  02:47:03
  • Location:  3 mile(s) E of Phillipsburg, MO.

    November 06
       (0679-0179-0005)
  • Region:  Tennessee
  • Magnitude:  1.6
  • Local Time:  20:30:33
  • Location:  6 mile(s) ESE of Marston, MO.

    November 10
       (0680-0180-0006)
  • Region:  Arkansas
  • Magnitude:  2.0
  • Local Time:  01:45:50
  • Location:  3 mile(s) NE of Rockport, AR.

    November 14
       (0682-0182-0008)
  • Region:  SE Missouri
  • Magnitude:  2.6
  • Local Time:  12:20:56
  • Location:  5 mile(s) E of Hayward, MO.

    November 15
       (0683-0183-0009)
  • Region:  Arkansas
  • Magnitude:  1.6
  • Local Time:  16:20:41
  • Location:  3 mile(s) NW of Etowah, AR.

    November 00
       (0684-0184-0010)
  • Region:  Tennessee
  • Magnitude:  160
  • Local Time:  05:28:37
  • Location:  4 mile(s) NW of Tiptonville, TN.

    November 21
       (0685-0185-0011)
  • Region:  Arkansas
  • Magnitude:  2.5
  • Local Time:  17:41:03
  • Location:  9 mile(s) SE of Casa, AR.

    November 22
       (0686-0186-0011)
  • Region:  Arkansas
  • Magnitude:  2.3
  • Local Time:  18:23:00
  • Location:  6 mile(s) NE of Hot Springs Village, AR.

    November 25
       (0687-0187-0012)
  • Region:  SE Missouri
  • Magnitude:  2.0
  • Local Time:  16:36:30
  • Location:  3 mile(s) NW of New Madrid, MO.

    November 25
       (0688-0188-0013)
  • Region:  Arkansas
  • Magnitude:  2.2
  • Local Time:  11:33:45
  • Location:  2 mile(s) NNE of Rockport, AR.

    November 26
       (0689-0189-0014)
  • Region:  SE Missouri
  • Magnitude:  2.0
  • Local Time:  04:09:58
  • Location:  2 mile(s) NW of Marston, MO.

    December 3
       (0690-0190-0015)
  • Region:  Arkansas
  • Magnitude:  2.5
  • Local Time:  13:21:51
  • Location:  4 mile(s) NNE of Damascus, AR.

    December 5
       (0691-0191-0015)
  • Region:  SE Missouri
  • Magnitude:  1.6
  • Local Time:  06:57:24
  • Location:  4 mile(s) WNW of Marston, MO.

    December 9
       (0692-0192-0016)
  • Region:  SE Missouri
  • Magnitude:  1.7
  • Local Time:  04:21:34
  • Location:  3 mile(s) NNW of New Madrid, MO.

    December 10
       (0693-0193-0017)
  • Region:  SE Missouri
  • Magnitude:  2.0
  • Local Time:  09:11:30
  • Location:  4 mile(s) SE of Marston, MO.

    December 16
       (0694-0194-0018)
  • Region:  SE Missouri
  • Magnitude:  2.2
  • Local Time:  01:20:42
  • Location:  9 mile(s) ESE of Greenville, MO.

    December 18
       (0695-0195-0019)
  • Region:  SE Missouri
  • Magnitude:  1.7
  • Local Time:  03:31:50
  • Location:  5 mile(s) S of Catron, MO.

    December 18
       (0696-0196-0020)
  • Region:  Arkansas
  • Magnitude:  1.6
  • Local Time:  07:48:40
  • Location:  2 mile(s) N of Blytheville, AR.

    December 22
       (0697-0197-0021)
  • Region:  SE Missouri
  • Magnitude:  1.5
  • Local Time:  14:08:27
  • Location:  1 mile(s) N of Parma, MO.

    December 24
       (0699-0199-0022)
  • Region:  Indiana
  • Magnitude:  1.6
  • Local Time:  06:20:26
  • Location:  1 mile(s) W of Fransisco, IN.




  • October 25
  • Region:  Estern Tennessee
  • Magnitude:  2.5
  • Local Time:  19:47:17

    October 31
  • Region:  Eastern Tennessee
  • Magnitude:  2.8
  • Local Time:  12:37:33

    November 01
  • Region:  Eastern Tennessee
  • Magnitude:  2.2
  • Local Time:  09:18:57

    November 09
  • Region:  Eastern Tennessee
  • Magnitude:  2.5
  • Local Time:  21:29:01

    November 14
  • Region:  Alabama
  • Magnitude:  2.3
  • Local Time:  23:47:03

    December 13
  • Region:  E Tennessee
  • Magnitude:  1.8
  • Local Time:  08:20:39

    December 15
  • Region:  E Tennessee
  • Magnitude:  1.8
  • Local Time:  20:34:20

    December 16
  • Region:  South Carolina
  • Magnitude:  3.6
  • Local Time:  07:42:15

    December 17
  • Region:  Eastern Tennessee
  • Magnitude:  2.9
  • Local Time:  19:05:07

    December 17
  • Region:  North Carolina
  • Magnitude:  1.7
  • Local Time:  22:46:36



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