Event Number 1675

M3.7 m N of Piedmont, CA at 2019/01/16 12:42:08 UTC / 2019/01/16 12:42:08 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 21.8km (13.6mi)
HYPO2K = 36.8km (22.8mi) Magnitude = -0.1

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2019/01/16 12:42:08  37.853 -122.234  M3.7  11.7 3km N of Piedmont, CA

EQPROC Summary:

1675 2019Jan16 1242  5.27  38.0492 -122.2187  2.00 0.18 30.7 97.9 229  6
LCGPZ SHZ PN 01 2019Jan16 1242 16.31 P D0  61.4  -0.28
ADUB1 SHZ PN 01 2019Jan16 1242 21.77 P D0  91.6   0.14
MTUMZ SHZ PN 01 2019Jan16 1242 23.55 P D0 103.5   0.17
CMP   SHZ PN 07 2019Jan16 1242 24.40 P D0 110.6  -0.00
ATZ   SHZ PN 01 2019Jan16 1242 26.36 PgD0 122.3   0.24
B057  EHZ PB -- 2019Jan16 1242 15.30 S U0  30.7  -0.50

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2019-01-16  1242  3.63  38 10.82  122W17.46   2.00  0.15 12.37 15.35        3.80  3.80E    2.00
                                                                                          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  76.0  Emb  320   6   5   5   0   5      -                          5  0.28 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
                                                     3.80      5  0.28 E      1  1  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
 LCGPZPN SHZ 01 A 76.0 176  90  PD    16.31 12.68 12.82 0.00 -0.14  1.00  W  0.994 0.00 95.0   3.66 E                        
 ADUB1PN SHZ 01 A107.1 165  90  PD    21.77 18.14 17.88 0.00  0.26  1.00  W  0.868 0.00  111   3.85 E                        
 MTUMZPN SHZ 01 A119.2 162  90  PD    23.55 19.92 19.84 0.00  0.08  1.00  W  0.830 0.00 46.0   3.01 E                        
 CMP  PN SHZ 07 A125.2 136  90  PD    24.40 20.77 20.83 0.00 -0.06  1.00  W  0.999 0.00  146   4.13 E                        
 ATZ  PN SHZ 01 A137.9 165  90  PD    26.36 22.73 22.88 0.00 -0.15  1.00  W  0.306 0.00  206 2 4.48 E                        

Event Files: January 2019