Event Number 1512

M2.8 m NNW of Aromas, CA at 2018/01/26 01:58:15 UTC / 2018/01/26 01:58:15 PDT

Error Map and Stations Used to Locate Event


   






Errors from USGS Location and Magnitude:

EQPROC =  2.3km (1.5 mi)

HYPO2K =  2.7km (1.7 mi)
Magnitude = 0.2


USGS Report:


Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2018/01/26 01:58:15  36.938 -121.668  M2.8   7.0 6km NNW of Aromas, CA



EQPROC Summary:


1512 2018Jan26  158 15.67  36.9216 -121.6845  2.16 0.11 16.4 72.8 142  8
ATZ   SHZ PN 01 2018Jan26  158 20.15 P U0  19.9   0.21
MTUMZ SHZ PN 01 2018Jan26  158 21.72 P ?0  31.9  -0.24
ADUB1 SHZ PN 01 2018Jan26  158 24.12 P D2  44.6  -0.00
CMP   SHZ PN 07 2018Jan26  158 26.43 P D0  58.3  -0.00
B058  EHZ PB -- 2018Jan26  158 19.33 P D0  16.4  -0.00
B073  EHZ PB -- 2018Jan26  158 40.86 PnU2 152.3   0.75
B054  EHZ PB -- 2018Jan26  158 35.33 PgD1 113.8   0.09
B057  EHZ PB -- 2018Jan26  158 40.36 PgU3 145.4   0.50



HYPO2K Report:


 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2018-01-26  0158 16.28  36 55.02  121W41.31   2.16  0.16  0.86 15.45        2.57  2.57E    2.12
                                                                                          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  16.2  Emb  148   6   7   6   0   8      -                          5  0.21 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
                                                     2.57      5  0.21 E     41  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
 B058 PB EHZ -- A 16.2 143  90  PD    19.33  3.05  3.09 0.00 -0.04  1.27  W  0.975 0.00 37.0   2.57 E                        
 ATZ  PN SHZ 01 A 19.9 291  90  PU    20.15  3.87  3.70 0.00  0.17  1.27  W  0.695 0.00 31.0 4 2.42XE                        
 MTUMZPN SHZ 01 A 32.1 325  90  P     21.72  5.44  5.69 0.00 -0.25  1.27  W  0.430 0.00 27.0   2.36 E                        
 ADUB1PN SHZ 01 A 44.9 325  90  PD 2  24.12  7.84  7.76 0.00  0.08  0.64  W  0.998 0.00 55.0   3.10 E                        
 CMP  PN SHZ 07 A 58.9  33  90  PD    26.43 10.15 10.05 0.00  0.10  1.27  W  0.879 0.00 75.0   3.42 E                        
 B054 PB EHZ -- A114.0 337  90  PD 1  35.33 19.05 19.01 0.00  0.04  0.28  W  0.020 0.00 29.0   2.56 E                        
 B057 PB EHZ -- A145.6 329  90  PU 3  40.36 24.08 24.14 0.00 -0.06  0.00  W  0.000 0.00 9.00 4 1.47XE                        
 B073 PB EHZ -- A153.3 134  90  PU 2  40.86 24.58 25.39 0.00 -0.81* 0.00  W  0.000 0.00 1.00 4                               



Event Files: January 2018