Event Number 1610

M3.5 m SW of Ridgemark, CA at 2018/07/28 07:57:11 UTC / 2018/07/28 07:57:11 PDT

Error Map and Stations Used to Locate Event


   






Errors from USGS Location and Magnitude:

EQPROC =  6.2km (3.9 mi)

HYPO2K =  3.7km (2.3 mi)
Magnitude = 0.3


USGS Report:


Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2018/07/28 07:57:11  36.778 -121.413  M3.5   9.4 6km SW of Ridgemark, CA



EQPROC Summary:


1610 2018Jul28  757 11.89  36.7503 -121.4739  9.00 0.07 10.9 91.1 165  8
ATZ   SHZ PN 01 2018Jul28  757 20.27 P U0  45.3   0.00
MTUMZ SHZ PN 01 2018Jul28  757 22.47 P U0  58.3   0.00
ADUB1 SHZ PN 01 2018Jul28  757 24.30 P D2  71.0  -0.18
LCGPZ SHZ PN 01 2018Jul28  757 30.02 P D0 107.1   0.35
B058  EHZ PB -- 2018Jul28  757 14.67 P U0  10.9   0.00
B054  EHZ PB -- 2018Jul28  757 33.35 P D1 139.0  -0.38
B073  EHZ PB -- 2018Jul28  757 32.46 PgD0 125.7   0.00
B057  EHZ PB -- 2018Jul28  757 36.82 Pn?3 171.5  -1.06



HYPO2K Report:


 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2018-07-28  0757 11.86  36 44.92  121W25.87   3.27  0.11  2.05 10.80        3.19  3.19E    3.24
                                                                                          SOURCE
 NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X
    8    8  14.5  Emb  175   9   7   6   0   8      -                          8  0.16 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
                                                     3.19      8  0.16 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
 B058 PB EHZ -- A 14.5 293  95  PU    14.67  2.81  2.83 0.00 -0.02  1.09  W  0.958 0.00 63.0   3.07 E                        
 ATZ  PN SHZ 01 A 48.9 302  91  PU    20.27  8.41  8.42 0.00 -0.01  1.09  W  0.947 0.00  288 1 4.70 E                        
 MTUMZPN SHZ 01 A 61.2 318  91  PU    22.47 10.61 10.42 0.00  0.19  1.09  W  0.489 0.00 59.0   3.19 E                        
 ADUB1PN SHZ 01 A 73.8 319  91  PD 2  24.30 12.44 12.49 0.00 -0.05  0.55  W  0.128 0.00  107   3.78 E                        
 LCGPZPN SHZ 01 A109.9 320  90  PD    30.02 18.16 18.33 0.00 -0.17  1.09  W  0.477 0.00 47.0   3.02 E                        
 B073 PB EHZ -- A123.8 135  90  PD    32.46 20.60 20.60 0.00  0.00  1.09  W  0.999 0.00 45.0   3.00 E                        
 B054 PB EHZ -- A140.9 332  90  PD 1  33.35 21.49 23.38 0.00 -1.89* 0.00  W  0.000 0.00 55.0 1 3.21 E                        
 B057 PB EHZ -- A173.9 326  66  P  3  36.82 24.96 28.68 0.00 -3.72* 0.00  W  0.000 0.00 55.0 2 3.24 E                        



Event Files: July 2018