Event Number 1764

M2.4 km NE of Alum Rock, CA at 2019/07/28 23:32:04 UTC / 2019/07/28 23:32:04 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 39.0km (24.2mi)
HYPO2K = 9.7km (6.0 mi) Magnitude = 0.0

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2019/07/28 23:32:04  37.450 -121.686  M2.4   6.2 16km NE of Alum Rock, CA

EQPROC Summary:

1764 2019Jul28 2332  5.19  37.3288 -122.0993 32.67 0.07 13.9 52.5 190  5
ADUB1 SHZ PN 01 2019Jul28 2332 10.89 P ?0  13.9   0.00
MTUMZ SHZ PN 01 2019Jul28 2332 11.21 P ?3  26.4  -0.67
B058  EHZ PB -- 2019Jul28 2332 17.55 P ?3  74.5   0.02
B054  EHZ PB -- 2019Jul28 2332 15.70 P U0  59.7   0.02
B057  EHZ PB -- 2019Jul28 2332 20.91 PgD2  87.8   0.86

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2019-07-28  2332  5.03  37 25.35  121W47.91  23.52  0.07  3.30  4.09        2.40  2.40E   23.48
                                                                                          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  25.2  Emb  199  11   2   5   0   5      #                          4  0.15 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
                                                     2.40      4  0.15 E     33  5  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 25.2 220 126  P     10.89  5.86  5.84 0.00  0.02  1.67  W  0.966 0.00 38.0   2.84 E                        
 MTUMZPN SHZ 01 A 31.2 197 119  P  3  11.21  6.18  6.58 0.00 -0.40  0.42  W  0.119 0.00 19.0   2.21 E                        
 B054 PB EHZ -- A 60.1 325  99  PU    15.70 10.67 10.67 0.00  0.00  1.67  W  0.999 0.00 23.0   2.47 E                        
 B058 PB EHZ -- A 71.8 164  96  P  3  17.55 12.52 12.40 0.00  0.12  0.42  W  0.915 0.00 19.0 1 2.30 E                        
 B057 PB EHZ -- A 95.3 316  93  PD 2  20.91 15.88 15.89 0.00 -0.01  0.83  W  0.998 0.00 7.00 4 1.36XE                        

Event Files: July 2019