International Seismological Centre
ISC: On-Line Bulletin

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DATA_TYPE BULLETIN IMS1.0:short
ISC Bulletin
Event      886234 Central California

   Date       Time        Err   RMS Latitude Longitude  Smaj  Smin  Az Depth   Err Ndef Nsta Gap  mdist  Mdist Qual   Author      OrigID
1957/03/22 19:44:19                  37.6600 -122.5900                                                             uk ISS        1918981
1957/03/22 19:44:21                  37.6700 -122.4800                                                             uk CGS        1918982
1957/03/22 19:44:22.27   0.63 2.733  37.5572 -122.7239 10.15 5.292  50  15.0f        90   81 163   0.45 152.70 m i ke ISC       05956230
 (#PRIME)
 (Depth fixed to depth of a reported hypocentre)
 (Network Quality Metrics)
 (Distance Range       |  gap  |  sgap |  cpq  |  nsta | mdist | Mdist)
 (  0 -   3 degrees    |       |       |       |     0 |       |)
 (  0 -  17 degrees    |       |       |       |     0 |       |)
 ( 28 - 180 degrees    |       |       |       |     0 |       |)
 (  0 - 180 degrees    |       |       |       |     0 |       |)

Year Volume Page1 Page2 Journal
1959     57    25    38 Spec. Publs Calif. Div. Mines Geol.
 (#AUTHOR Bonilla,M.G.                                                                     )
 (#TITLE  Geologic observations in the epicentral area of the San Francisco earthquake of  )
 (+       March 22, 1957                                                                   )
1959     57    49    58 Spec. Publs Calif. Div. Mines Geol.
 (#AUTHOR Cloud,W.K.                                                                       )
 (#TITLE  Intensity and ground motion of the San Francisco earthquake of March 22, 1957    )
1963      7   554   570 Geophys. J. R. astr. Soc.
 (#AUTHOR Duda,S.J. , Båth,M.                                                              )
 (#TITLE  Strain Release in the Circum-Pacific Belt: Kern County 1952, Desert Hot Springs  )
 (+       1948, San Francisco 1957                                                         )
1959     57   115   123 Spec. Publs Calif. Div. Mines Geol.
 (#AUTHOR Hudson,D.E. , Housner,G.W.                                                       )
 (#TITLE  Response spectrum analysis of the San Francisco earthquake of March 22, 1957     )
1960      2  1105  1119 Proc. Second World Conf. Earthquake Engng
 (#AUTHOR Hudson,D.E.                                                                      )
 (#TITLE  A comparison of theoretical and experimental determinations of building          )
 (+       response to earthquakes                                                          )
1958     48   253   268 Bull. seism. Soc. Am.
 (#AUTHOR Hudson,D.E. , Housner,G.W.                                                       )
 (#TITLE  An analysis of strong-motion accelerometer data from the San Francisco           )
 (+       earthquake of March 22, 1957                                                     )
1962     52   405   416 Bull. seism. Soc. Am.
 (#AUTHOR Merchant,H.C. , Hudson,D.E.                                                      )
 (#TITLE  Mode superposition in multi-degree of freedom systems using earthquake response  )
 (+       spectrum data                                                                    )
1959     57   107   113 Spec. Publs Calif. Div. Mines Geol.
 (#AUTHOR Sahlberg,M.W.                                                                    )
 (#TITLE  Effect of the March 22, 1957 earthquake on public schools                        )
1959     57    73   106 Spec. Publs Calif. Div. Mines Geol.
 (#AUTHOR Steinbrugge,K.V. , Bush,V.R. , Zacher,E.G.                                       )
 (#TITLE  Damage to buildings and other structures during the earthquake of March 22, 1957 )
1959     70  1750  1751 Geol. Soc. Am. Bull.
 (#AUTHOR Steinbrugge,K.V. , Bush,V.R. , Zacher,E.G.                                       )
 (#TITLE  San Francisco earthquake of March 22, 1957; engineering observations             )
1959     57    59    72 Spec. Publs Calif. Div. Mines Geol.
 (#AUTHOR Tocher,D.                                                                        )
 (#TITLE  Seismographic results from the 1957 San Francisco earthquakes                    )
1983     73   735   748 Bull. seism. Soc. Am.
 (#AUTHOR Bolt,B.A. , Herraiz,M.                                                           )
 (#TITLE  Simplified estimation of seismic moment from seismograms                         )
1978     68   471   485 Bull. seism. Soc. Am.
 (#AUTHOR Kanamori,H. , Jennings,P.C.                                                      )
 (#TITLE  Determination of local magnitude, ML, from strong-motion accelerograms           )
1968     58  1725  1767 Bull. seism. Soc. Am.
 (#AUTHOR Bolt,B.A. , Lomnitz,C. , McEvilly,T.V.                                           )
 (#TITLE  Seismological evidence on the tectonics of central and northern California and   )
 (+       the Mendocino escarpment                                                         )
1988     17    51   105 Earthq. Engng struct. Dyn.
 (#AUTHOR Ambraseys,N.N.                                                                   )
 (#TITLE  Engineering seismology: Part II                                                  )
1984     95   406   421 Geol. Soc. Am. Bull.
 (#AUTHOR Keefer,D.K.                                                                      )
 (#TITLE  Landslides caused by earthquakes                                                 )
1960                    
 (#AUTHOR Bonilla,M.G.                                                                     )
 (#TITLE  Landslides in the San Francisco South quadrangle, California                     )
2002     23   473   510 Survs Geophys.
 (#AUTHOR Keefer,D.K.                                                                      )
 (#TITLE  Investigating Landslides Caused by Earthquakes – A Historical Review             )
2016    121   640   663 J. geophys. Res.: Earth Surf.
 (#AUTHOR Marc,O. , Hovius,N. , Meunier,P. , Gorum,T. , Uchida,T.                          )
 (#TITLE  A seismologically consistent expression for the total area and volume of         )
 (+       earthquake-triggered landsliding                                                 )
2026                    Seismol. Res. Lett.
 (#AUTHOR Agrawal,A. , Hough,S.E. , MostafaMousavi,S. , Hellweg,M. , Ellsworth,W.L. ,       )
 (+       Yoon,C.E. , Blanco,S.                                                            )
 (#TITLE  The Digital Archivist: Automating Legacy Macroseismic Data Processing Using      )
 (+       Large Language Models                                                            )

Magnitude  Err Nsta Author      OrigID
       5.3          BRK        1918982

Sta     Dist  EvAz Phase        Time      TRes  Azim AzRes   Slow   SRes Def   SNR       Amp   Per Qual Magnitude    ArrID
PAC     0.45 107.9 Pg       19:44:28.0    -3.3                           T__                        c_            72968801
BRK     0.48  49.2 Pg       19:44:26.0    -5.9                           ___                        c_            72968800
SCL     0.65 108.3 Pn       19:44:36.0    -0.9                           T__                        __            72968802
MHC     0.89 103.7 Pb       19:44:35.0    -4.5                           T__                        d_            72968803
UKI     1.62 346.5 Pn       19:44:46.0    -4.4                           T__                        __            72968804
UKI     1.62 346.5 Sn       19:45:05.0    -6.0                           T__                        __            72968805
FRE     2.47 107.7 Pn       19:44:59.0    -2.9                           T__                        d_            72968806
FRE     2.47 107.7 Sn       19:45:26.0    -5.8                           T__                        __            72968807
MIN     2.92  17.0 Pn       19:45:04.0    -4.3                           T__                        d_            72968808
REN     3.02  48.2 Pn       19:45:07.0    -2.7                           T__                        d_            72968809
YERR    3.09  61.5 Pn       19:45:09.0    -1.7                           T__                        __            72968810
SHS     3.14   4.7 Pn       19:45:06.0    -5.3                           ___                        d_            72968811
KRC     3.27 131.9 Pn       19:45:11.0    -2.1                           T__                        __            72968812
ARC     3.48 342.8 Pn       19:45:13.0    -2.8                           T__                        __            72968813
TIN     3.62  96.6 Pn       19:45:18.0     0.1                           T__                        __            72968815
WDY     3.63 119.5 Pn       19:45:15.0    -3.0                           T__                        __            72968816
ISA     3.91 117.7 Pn       19:45:20.0    -1.8                           T__                        __            72968817
SBC     3.95 141.0 Pn       19:45:19.0    -3.4                           T__                        __            72968818
HAI     4.08 108.9 Pn       19:45:25.0     0.7                           T__                        __            72968819
CLC     4.47 111.3 Pn       19:45:29.0    -0.6                           T__                        __            72968820
PAS     5.02 131.3 Pn       19:45:36.0    -1.1                           T__                        __            72968821
PAS     5.02 131.3 Sn       19:46:32.0    -2.9                           T__                        __            72968822
EUR     5.63  68.0 Pn       19:45:42.0    -3.7                           T__                        __            72968823
BCN     6.53 101.6 Pn       19:45:59.0     1.2                           T__                        __            72968824
SDC     6.62 135.7 Sg       19:47:53.0    -1.7                           T__                        __            72968825
COR     7.04 356.6 Pn       19:46:06.0     1.3                           T__                        d_            72968826
COR     7.04 356.6          19:48:20.0                                   ___                        __            72968827
SLC     9.03  65.9 Pn       19:46:37.0     4.7                           ___                        __            72968828
SLC     9.03  65.9 Sn       19:48:14.0     0.2                           T__                        __            72968829
SEA    10.10   1.6 Pn       19:46:49.0     2.4                           T__                        c_            72968830
SEA    10.10   1.6 Sn       19:48:37.0    -2.5                           T__                        __            72968831
VIC    10.97 357.6 Pn       19:46:59.0     0.4                           T__                        __            72968832
TUC    11.11 114.6 Pn       19:47:07.0     6.4                           ___                        __            72968833
BUT    11.35  38.7 Pn       19:47:04.0     0.1                           T__                        __            72968834
BUT    11.35  38.7 Sn       19:49:26.0    15.5                           ___                        __            72968835
HBC    11.82 358.2 Pn       19:47:12.0     1.8                           T__                        __            72968836
HBC    11.82 358.2          19:49:43.0                                   ___                        __            72968837
BZM    11.91  43.5 Pn       19:47:07.0    -4.6                           T__                        __            72968838
BZM    11.91  43.5 Sn       19:49:20.0    -4.2                           T__                        __            72968839
HHM    12.52  27.7 Pn       19:47:20.0     0.2                           T__                        __            72968840
HHM    12.52  27.7 Sn       19:49:40.0     1.0                           T__                        __            72968841
RCD    16.13  60.1 Pn       19:48:08.0    -0.4                           T__                        __            72968842
RCD    16.13  60.1 Sn       19:51:11.0     4.0                           T__                        __            72968843
RCD    16.13  60.1 PCP      19:51:41.0                                   ___                        __            72968844
CHH    16.52 117.7 P        19:48:20.0     3.8                           T__                        __            72968845
CHH    16.52 117.7 S        19:51:32.0     3.3                           T__                        __            72968846
CHH    16.52 117.7          19:53:20.0                                   ___                        __            72968847
LUB    17.42  96.9 P        19:48:26.0    -0.1                           T__                        __            72968848
LUB    17.42  96.9 S        19:51:52.0     5.2                           T__                        __            72968849
SAS    18.45  32.7 P        19:48:20.0   -17.1                           ___                        __            72968850
MAZ    20.04 131.0          19:52:15.0                                   ___                        __            72968851
SIT    21.23 340.8 P        19:49:06.0    -1.4                           T__                        __            72968852
SIT    21.23 340.8 S        19:52:51.0   -11.7                           ___                        __            72968853
FAY    22.86  85.0 P        19:49:34.0     9.0                           ___                        c_            72968854
FAY    22.86  85.0 SS       19:56:09.0                                   ___                        __            72968855
GUM    23.80 129.6 P        19:49:36.0     1.3                           T__                        __            72968856
GUM    23.80 129.6          19:53:12.0                                   ___                        __            72968857
CHK    27.25  70.0 P        19:50:44.0    38.3                           ___                        __            72968858
CHK    27.25  70.0 S        19:54:48.0     3.8                           T__                        __            72968859
TAC    27.35 124.9 P        19:50:10.0     2.9                           T__                        __            72968860
TAC    27.35 124.9 PP       19:51:19.0    10.0                           T__                        __            72968861
CMO    31.11 339.5 P        19:50:40.0     0.3                           T__                        __            72968862
CMO    31.11 339.5 S        19:55:40.0    -4.4                           T__                        __            72968863
KLC    32.66  57.3 P        19:50:53.0    -0.6                           T__                        __            72968864
MRG    33.26  73.0 P        19:50:58.0    -1.0                           T__                        __            72968865
BFF    33.78  66.9 P        19:51:02.0    -1.5                           T__                        __            72968866
CSC    33.81  83.2 P        19:51:03.0    -0.8                           T__                        __            72968867
OTT    35.65  62.2 P        19:51:18.0    -1.6                           T__                        d_            72968868
OTT    35.65  62.2 PcP      19:53:48.0     0.2                           T__                        __            72968869
PAL    37.55  69.1 P        19:51:33.0    -2.8                           T__                        d_            72968870
PAL    37.55  69.1 PP       19:52:59.0    -2.5                           T__                        __            72968872
PAL    37.55  69.1 S        19:57:31.0     6.6                           T__                        __            72968871
SHF    37.62  60.0 P        19:51:34.0    -2.3                           T__                        c_            72968873
SHF    37.62  60.0 PcP      19:53:48.0    -5.7                           T__                        __            72968874
RES    39.47  11.3 P        19:51:52.0     0.5                           T__                        d_            72968875
RES    39.47  11.3 PP       19:53:21.0    -1.0                           T__                        __            72968876
SCH    41.19  46.7 P        19:52:09.0     3.0                           T__                        __            72968877
BHP    48.20 114.9 P        19:52:48.0   -14.3                           ___                        __            72968878
SJP    52.73  94.9 P        19:53:35.0    -1.6                           T__                        __            72968879
SJP    52.73  94.9 PP       19:55:46.0    10.2                           ___                        __            72968880
KIR    71.31  13.9 P        19:55:41       0.2                           T__           200.0  1.30  _i mb     6.1 63935552
KIR    71.31  13.9 M        19:00:00                                     ___          1000.0 14.00  __ MS     5.2 63935553
KIR    71.31  13.9 M        19:00:00                                     ___           700.0 18.00  __ MS     5.0 63935554
KIR    71.31  13.9 M        19:00:00                                     ___          1400.0 15.00  __ MS     5.3 63935555
KIR    71.31  13.9 P        19:55:41.0     0.2                           T__                        __            72968881
SOD    72.83  11.9 P        19:55:50.0     0.1                           T__                        __            72968882
SKA    73.06  19.3 P        19:55:52.0     0.7                           T__                        c_            72968883
LPZ    74.31 125.7 P        19:56:00       0.2                           T__                        _e            63922748
LPZ    74.31 125.7 S        20:05:36       2.1                           T__                        _e            63922749
LPZ    74.31 125.7 L        20:24:00                                     ___                        __            63922750
LPZ    74.31 125.7 M        20:26:30                                     ___          1000.0 14.00  __ MS     5.3 63922751
LPB    74.36 125.7 P        19:56:00.0    -0.0                           T__                        __            72968884
LPB    74.36 125.7 S        20:05:36.0     1.7                           T__                        __            72968885
MAT    74.99 304.6 P        19:56:04.0     0.9                           T__                        d_            72968886
UPP    77.57  19.3 P        19:56:17      -0.2                           T__           300.0  1.30  _i mb     6.2 63935551
UPP    77.57  19.3 P        19:56:17.0    -0.2                           T__                        __            72968887
KEW    78.05  32.7 P        19:56:20.0    -0.0                           T__                        __            72968888
DBN    79.83  29.6 P        19:56:36.0     6.2                           ___                        __            72968889
WIT    79.85  28.5 P        19:56:32.0     2.1                           T__                        __            72968890
HAM    80.53  26.5 P        19:56:35.0     1.5                           T__                        __            72968891
HAM    80.53  26.5 P        19:56:35.1     1.6                           T__           200.0  1.80  _i mb     5.8 78053520
PAR    81.23  33.1 P        19:56:38.0     0.6                           T__                        __            72968892
JEN    83.17  27.1 P        19:56:47.0    -0.5                           T__                        __            72968893
JEN    83.17  27.1          19:57:17.0                                   ___                        __            72968894
KRL    83.53  29.9 P        19:56:51.0     1.5                           T__                        c_            72968895
KRL    83.53  29.9          19:57:08.0                                   ___                        __            72968896
STR    83.61  30.5 P        19:56:51.0     1.1                           T__                        c_            72968897
STR    83.61  30.5          19:57:06.0                                   ___                        __            72968898
BES    83.93  32.3 P        19:56:29.0   -22.6                           ___                        __            72968899
BES    83.93  32.3          19:57:06.0                                   ___                        __            72968900
STU    84.03  29.7 P        19:56:52.0    -0.1                           T__                        __            72968901
TUB    84.18  29.9 P        19:56:54.0     1.2                           T__                        __            72968902
MSS    84.42  30.1 P        19:56:55.0     0.9                           T__                        __            72968903
WAR    85.15  21.4 P        19:56:58.0     0.4                           T__                        __            72968904
TAM   102.72  48.0 Pdif     19:58:19.0    -0.5                           T__                        __            72968905
TAM   102.72  48.0 PP       20:02:35.0     2.6                           T__                        __            72968906
KSA   106.24  18.4 Pdif     19:58:34.0    -0.9                           T__                        __            72968907
KSA   106.24  18.4 PP       20:02:58.0     0.3                           T__                        __            72968908
QUE   112.00 351.0 PKP      20:03:40.0                                   ___                        __            72968909
BOM   121.97 342.6 PP       20:06:03.0    73.9                           ___                        __            72968910
PRE   152.70  72.9 PKPdf    20:04:15.0     3.3                           T__                        d_            72968911


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