Earthquake Information
 Origin Time
 2025-04-29 09:22:58 (GMT)
 Magnitude
 M 1.6
 Latitude
 40.3705° N
 Longitude
 21.7385° E
 Focal Depth
 3 km
 # of Arrivals
 18
 Location 4.5 km NNE of Kozani
42.0 km NE of Grevena
316.2 km NNW of Athens
 Solution type
 manual
 Files / Links
 QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
KZNHL8.3154 P09:22:59.36 -0.31.0M
KZNHL8.3154 S09:23:01.10 0.01.0M
PTO1HI16.3343 P09:23:01.43 0.21.0M
PTO1HI16.3343 S09:23:04.10 0.31.0M
GR101Y17.5316 P09:23:01.36 -0.11.0M
GR101Y17.5316 S09:23:04.47 0.21.0M
GR111Y41.8 66 P09:23:05.46 -0.21.0M
GR111Y41.8 66 S09:23:11.68 0.01.0M
PENTHL54.5249 P09:23:07.65 -0.21.0M
PENTHL54.5249 S09:23:15.13 -0.41.0M
KPROHT56.1215 P09:23:07.70 -0.31.0M
KPROHT56.1215 S09:23:16.37 0.51.0M
NESTHT58.6275 P09:23:08.27 -0.21.0M
NESTHT58.6275 S09:23:15.72 -1.01.0M
GR171Y71.4187 P09:23:10.79 0.31.0M
GR171Y71.4187 S09:23:21.12 0.91.0M
GR151Y75.7231 P09:23:10.58 -0.71.0M
GR151Y75.7231 S09:23:21.60 0.01.0M


  Solution details 

Event:
    Public ID              nkua2025iihy
    Description
      region name: Greece
Origin:
    Date                   2025-04-29
    Time                  09:22:57.72
    Latitude              40.3705 deg  +/-      0 km
    Longitude             21.7385 deg  +/-      0 km
    Depth                       3 km   +/-    1 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.32 s
    Azimuthal gap              88 deg

2 Network magnitudes:
    MLv       1.65 +/- 0.16   7            
    M         1.65            7 preferred  

18 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    KZN   HL    0.1 154  P       09:22:59.36  -0.3 M  1.0  KZN  
    KZN   HL    0.1 154  S       09:23:01.10   0.0 M  1.0  KZN  
    PTO1  HI    0.1 343  P       09:23:01.43   0.2 M  1.0  PTO1 
    PTO1  HI    0.1 343  S       09:23:04.10   0.3 M  1.0  PTO1 
    GR10  1Y    0.2 316  P       09:23:01.36  -0.1 M  1.0  GR10 
    GR10  1Y    0.2 316  S       09:23:04.47   0.2 M  1.0  GR10 
    GR11  1Y    0.4  66  P       09:23:05.46  -0.2 M  1.0  GR11 
    GR11  1Y    0.4  66  S       09:23:11.68   0.0 M  1.0  GR11 
    PENT  HL    0.5 249  P       09:23:07.65  -0.2 M  1.0  PENT 
    PENT  HL    0.5 249  S       09:23:15.13  -0.4 M  1.0  PENT 
    KPRO  HT    0.5 215  P       09:23:07.70  -0.3 M  1.0  KPRO 
    KPRO  HT    0.5 215  S       09:23:16.37   0.5 M  1.0  KPRO 
    NEST  HT    0.5 275  P       09:23:08.27  -0.2 M  1.0  NEST 
    NEST  HT    0.5 275  S       09:23:15.72  -1.0 M  1.0  NEST 
    GR17  1Y    0.6 187  P       09:23:10.79   0.3 M  1.0  GR17 
    GR17  1Y    0.6 187  S       09:23:21.12   0.9 M  1.0  GR17 
    GR15  1Y    0.7 231  P       09:23:10.58  -0.7 M  1.0  GR15 
    GR15  1Y    0.7 231  S       09:23:21.60  -0.0 M  1.0  GR15 

9 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    KZN   HL    0.1 154  MLv     1.93  0.28    1.40068      
    PTO1  HI    0.1 343  MLv     1.67  0.01    1.44363      
    GR10  1Y    0.2 316  MLv     1.15 -0.50   0.414136      
    GR11  1Y    0.4  66  MLv     1.31 -0.34   0.147666      
    PENT  HL    0.5 249  MLv     1.73  0.08   0.143406      
    KPRO  HT    0.5 215  MLv     1.64 -0.01   0.137841      
    NEST  HT    0.5 275  MLv     1.60 -0.05    0.10808      
    GR17  1Y    0.6 187  MLv     1.74  0.09   0.121489      
    GR15  1Y    0.7 231  MLv     1.86  0.21   0.152608