Event Number 1732

M2.6 km ESE of Alum Rock, CA at 2019/05/07 02:48:00 UTC / 2019/05/07 02:48:00 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 1.7km (1.1 mi)
HYPO2K = 3.7km (2.3 mi) Magnitude = 0.1

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2019/05/07 02:48:00  37.335 -121.700  M2.6   7.5 12km ESE of Alum Rock, CA

EQPROC Summary:

1732 2019May 7  248  1.34  37.3341 -121.7192 13.25 0.15 25.0 52.2 213  5
ADUB1 SHZ PN 01 2019May 7  248  6.57 P U0  25.0   0.00
MTUMZ SHZ PN 01 2019May 7  248  6.30 P U0  25.5  -0.35
ATZ   SHZ PN 01 2019May 7  248  9.48 P ?0  42.6   0.08
B057  EHZ PB -- 2019May 7  248 18.94 P U3 107.3   0.27
B058  EHZ PB -- 2019May 7  248 11.86 P D0  60.6  -0.18

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2019-05-07  0248  1.10  37 21.86  121W40.68   6.57  0.18  3.17 15.25        2.49  2.49E    6.54
                                                                                          SOURCE
 NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X
    5    5  29.8  Emb  218   6   4   5   0   5      -                          4  0.36 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
                                                     2.49      4  0.36 E     32  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 29.8 245  99  PU     6.57  5.47  5.37 0.00  0.10  1.18  W  0.652 0.00 45.0   2.84 E                        
 MTUMZPN SHZ 01 A 30.5 220  99  PU     6.30  5.20  5.48 0.00 -0.28  1.18  W  0.576 0.00 21.0   2.11 E                        
 ATZ  PN SHZ 01 A 47.1 205  95  P      9.48  8.38  8.17 0.00  0.21  1.18  W  0.999 0.00 87.0 1 3.55 E                        
 B058 PB EHZ -- A 63.3 172  94  PD    11.86 10.76 10.78 0.00 -0.02  1.18  W  0.963 0.00 23.0   2.28 E                        
 B057 PB EHZ -- A107.4 314  92  PU 3  18.94 17.84 17.95 0.00 -0.11  0.29  W  0.808 0.00 9.00 4 1.43XE                        

Event Files: May 2019