Event Number 1380

M2.5 m NNE of East Foothills, California at 2017/09/21 05:56:50 UTC / 2017/09/21 05:56:50 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 16.5km (10.2mi)
HYPO2K = 10.4km (6.5 mi) Magnitude = -0.4

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2017/09/21 05:56:50  37.456 -121.789  M2.5   7.2 8km NNE of East Foothills, California

EQPROC Summary:

1380 2017Sep21  556 48.04  37.5397 -121.6350  6.00 0.02 44.5 55.2 285  4
MTUMZ SHZ PN 01 2017Sep21  556 56.96 P ?0  48.8  -0.00
ADUB1 SHZ PN 01 2017Sep21  556 56.24 P D0  44.5  -0.00
JCPZ  SHZ PN 08 2017Sep21  556 59.03 P U0  61.0  -0.00
ATZ   SHZ PN 01 2017Sep21  557  0.51 P ?3  66.6   0.53

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2017-09-21  0556 49.33  37 30.89  121W41.29   5.85  0.08  4.99 10.75        2.92  2.92E    5.82
                                                                                          SOURCE
 NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X
    4    4  39.4  Emb  279   8   2   4   0   4      -                          4  0.29 E  W W  

 XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T DEPDAT NS ZT TYP
                                                     2.92      4  0.29 E     29  4  M CRH
 REGION=                          

 STA NET COM L CR DIST AZM  AN P/S WT   SEC (TOBS -TCAL -DLY  =RES)  WT   SR  INFO  CAL  DUR-W-FMAG-T -AMP-U-PER-W-XMAG-T DE
 ADUB1PN SHZ 01 A 39.4 222  95  PD    56.24  6.91  6.90 0.00  0.01  1.23  W  1.000 0.00 43.0   2.86 E                        
 MTUMZPN SHZ 01 A 44.2 205  95  P     56.96  7.63  7.68 0.00 -0.05  1.23  W  1.000 0.00 21.0   2.17 E                        
 JCPZ PN SHZ 08 A 56.7 279  94  PU    59.03  9.70  9.71 0.00 -0.01  1.23  W  0.999 0.00 48.0   2.98 E                        
 ATZ  PN SHZ 01 A 62.4 198  93  P  3  60.51 11.18 10.63 0.00  0.55* 0.31  W  0.999 0.00 76.0   3.43 E                        

Event Files: September 2017