Earthquake Information
 Origin Time
2025-07-25 20:15:40 (GMT)
 Magnitude
M 1.6
 Latitude
40.1490° N
 Longitude
21.5744° E
 Focal Depth
10 km
 # of Arrivals
10
 Location 15.3 km ENE of Grevena
23.8 km SSW of Kozani
304.5 km NW of Athens
 Solution type
automatic
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
GR161Y33.2111 P20:15:46.22 -0.91.0A
GR101Y37.2 3 P20:15:47.37 -0.41.0A
PENTHL37.4278 P20:15:47.52 -0.31.0A
GR171Y46.4174 P20:15:48.72 -0.51.0A
NESTHT53.5304 P20:15:51.00 0.71.0A
TYRNHT74.3131 P20:15:53.72 0.11.0A
THLHL75.1150 P20:15:52.97 -0.71.0A
LITHT78.0 93 P20:15:54.06 -0.11.0A
GR201Y102.7172 P20:15:58.57 0.61.0A
GR181Y104.4116 P20:16:00.00 1.71.0A


  Solution details

Event:
    Public ID              nkua2025omcg
    Description
      region name: Greece
Origin:
    Date                   2025-07-25
    Time                  20:15:40.25  +/-    0.3 s
    Latitude              40.1490 deg  +/-      3 km
    Longitude             21.5744 deg  +/-      3 km
    Depth                      10 km
    Agency                 HA
    Mode                   automatic
    Status                 NOT SET
    Residual RMS             0.75 s
    Azimuthal gap             104 deg

2 Network magnitudes:
    MLv       1.57 +/- 0.23   6            
    M         1.57            6 preferred  

10 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    GR16  1Y    0.3 111  P       20:15:46.22  -0.9 A  1.0  GR16 
    GR10  1Y    0.3   3  P       20:15:47.37  -0.4 A  1.0  GR10 
    PENT  HL    0.3 278  P       20:15:47.52  -0.3 A  1.0  PENT 
    GR17  1Y    0.4 174  P       20:15:48.72  -0.5 A  1.0  GR17 
    NEST  HT    0.5 304  P       20:15:51.00   0.7 A  1.0  NEST 
    TYRN  HT    0.7 131  P       20:15:53.72   0.1 A  1.0  TYRN 
    THL   HL    0.7 150  P       20:15:52.97  -0.7 A  1.0  THL  
    LIT   HT    0.7  93  P       20:15:54.06  -0.1 A  1.0  LIT  
    GR20  1Y    0.9 172  P       20:15:58.57   0.6 A  1.0  GR20 
    GR18  1Y    0.9 116  P       20:16:00.00   1.7 A  1.0  GR18 

8 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    GR16  1Y    0.3 111  MLv     1.22 -0.35   0.193732      
    GR10  1Y    0.3   3  MLv     1.31 -0.26    0.19258      
    PENT  HL    0.3 278  MLv     1.44 -0.13   0.196487      
    GR17  1Y    0.4 174  MLv     1.39 -0.18   0.135349      
    NEST  HT    0.5 304  MLv     1.72  0.15   0.193745      
    TYRN  HT    0.7 131  MLv     1.91  0.34   0.133083      
    THL   HL    0.7 150  MLv     1.65  0.08   0.0565933      
    LIT   HT    0.7  93  MLv     2.01  0.44   0.151841