Event Number 1664

M2.6 m SE of Sunol, CA at 2018/12/04 00:05:59 UTC / 2018/12/04 00:05:59 PDT

Error Map and Stations Used to Locate Event

Errors from USGS Location and Magnitude:

EQPROC = 2.2km (1.3 mi)
HYPO2K = 3.3km (2.0 mi) Magnitude = 0.2

USGS Report:

Date       Time       Lat    Lon      Mag    Depth                Location   
-----------------------------------------------------------------------------------
2018/12/04 00:05:59  37.542 -121.838  M2.6   3.7 8km SE of Sunol, CA

EQPROC Summary:

1664 2018Dec 4    5 59.17  37.5532 -121.8181  4.30 0.00 45.0 62.6 161  5
MTUMZ SHZ PN 01 2018Dec 4    6  7.44 P U2  45.0  -0.00
CMP   SHZ PN 07 2018Dec 4    6  8.15 P U0  49.2  -0.00
B058  EHZ PB -- 2018Dec 4    6 14.25 P D3  86.3  -0.14
B054  EHZ PB -- 2018Dec 4    6  7.94 P D1  47.9   0.00
B057  EHZ PB -- 2018Dec 4    6 14.12 P D2  84.4   0.00

HYPO2K Report:

 YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH-M RMS   ERH   ERZ  XMAG1 FMAG1 PMAG GEOID-DEP
 2018-12-04  0005 59.71  37 33.10  121W48.93   4.30  0.07  0.87 10.03        2.42  2.42E    4.25
                                                                                          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  44.8  Emb  159   5   5   5   0   5      -                          5  0.20 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
                                                     2.42      5  0.20 E     47  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
 MTUMZPN SHZ 01 A 44.8 190  93  PU 2  67.44  7.73  7.76 0.00 -0.03  0.83  W  0.937 0.00 19.0   2.08 E                        
 B054 PB EHZ -- A 48.2 316  92  PD 1  67.94  8.23  8.30 0.00 -0.07  1.25  W  0.899 0.00 27.0   2.42 E                        
 CMP  PN SHZ 07 A 49.0 115  92  PU    68.15  8.44  8.44 0.00  0.00  1.67  W  0.992 0.00 58.0   3.16 E                        
 B057 PB EHZ -- A 84.6 309  91  PD 2  74.12 14.41 14.23 0.00  0.18  0.83  W  0.803 0.00 21.0   2.22 E                        
 B058 PB EHZ -- A 86.0 165  91  PD 3  74.25 14.54 14.47 0.00  0.07  0.42  W  0.367 0.00 29.0   2.53 E                        

Event Files: December 2018