Earthquake Information
 Origin Time
 2025-05-04 18:24:00 (GMT)
 Magnitude
 M 1.3
 Latitude
 39.9603° N
 Longitude
 21.5425° E
 Focal Depth
 10 km
 # of Arrivals
 13
 Location 17.4 km SE of Grevena
44.0 km SSW of Kozani
290.1 km NW of Athens
 Solution type
 automatic
 Files / Links
 QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
KPROHT15.3268 P18:24:04.07 0.31.0A
GR171Y26.3163 P18:24:06.24 0.81.0A
GR151Y42.3267 P18:24:07.65 -0.41.0A
PENTHL43.3307 P18:24:07.81 -0.31.0A
GR101Y58.3 4 P18:24:11.20 0.71.0A
THLHL59.7137 P18:24:11.23 0.51.0A
NESTHT65.7320 P18:24:12.39 0.81.0A
TETRHL72.2199 P18:24:13.83 1.21.0A
GR141Y82.4266 P18:24:12.88 -1.41.0A
GR201Y82.5168 P18:24:15.02 0.71.0A
MRKAHA224.5128 P18:24:31.28 -2.51.0A
HMT1HT232.4 81 P18:24:35.33 0.51.0A
AMGAHL514.5131 P18:25:08.74 -0.91.0A


  Solution details 

Event:
    Public ID              nkua2025isdh
    Description
      region name: Greece
Origin:
    Date                   2025-05-04
    Time                  18:23:59.66  +/-    0.3 s
    Latitude              39.9603 deg  +/-      3 km
    Longitude             21.5425 deg  +/-      3 km
    Depth                      10 km
    Agency                 HA
    Mode                   automatic
    Status                 NOT SET
    Residual RMS             1.02 s
    Azimuthal gap              77 deg

2 Network magnitudes:
    MLv       1.26 +/- 0.19   8            
    M         1.26            8 preferred  

13 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    KPRO  HT    0.1 268  P       18:24:04.07   0.3 A  1.0  KPRO 
    GR17  1Y    0.2 163  P       18:24:06.24   0.8 A  1.0  GR17 
    GR15  1Y    0.4 267  P       18:24:07.65  -0.4 A  1.0  GR15 
    PENT  HL    0.4 307  P       18:24:07.81  -0.3 A  1.0  PENT 
    GR10  1Y    0.5   4  P       18:24:11.20   0.7 A  1.0  GR10 
    THL   HL    0.5 137  P       18:24:11.23   0.5 A  1.0  THL  
    NEST  HT    0.6 320  P       18:24:12.39   0.8 A  1.0  NEST 
    TETR  HL    0.6 199  P       18:24:13.83   1.2 A  1.0  TETR 
    GR14  1Y    0.7 266  P       18:24:12.88  -1.4 A  1.0  GR14 
    GR20  1Y    0.7 168  P       18:24:15.02   0.7 A  1.0  GR20 
    MRKA  HA    2.0 128  P       18:24:31.28  -2.5 A  1.0  MRKA 
    HMT1  HT    2.1  81  P       18:24:35.33   0.5 A  1.0  HMT1 
    AMGA  HL    4.6 131  P       18:25:08.74  -0.9 A  1.0  AMGA 

10 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    KPRO  HT    0.1 268  MLv     0.79 -0.47   0.202098      
    GR17  1Y    0.2 163  MLv     0.80 -0.46   0.111269      
    GR15  1Y    0.4 267  MLv     1.23 -0.03   0.118504      
    PENT  HL    0.4 307  MLv     1.18 -0.08   0.0767157      
    GR10  1Y    0.5   4  MLv     1.29  0.03   0.0543806      
    THL   HL    0.5 137  MLv     1.62  0.36   0.0641392      
    NEST  HT    0.6 320  MLv     1.34  0.08   0.0515405      
    TETR  HL    0.6 199  MLv     1.41  0.15   0.0564237      
    GR14  1Y    0.7 266  MLv     1.45  0.19   0.0541426      
    GR20  1Y    0.7 168  MLv     1.31  0.05   0.039509