Earthquake Information
 Origin Time
 2025-05-07 08:31:04 (GMT)
 Magnitude
 M 1.8
 Latitude
 39.1387° N
 Longitude
 22.7955° E
 Focal Depth
 4 km
 # of Arrivals
 14
 Location 28.5 km SSW of Volos
41.0 km NE of Lamia
152.2 km NNW of Athens
 Solution type
 manual
 Files / Links
 QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
GR221Y6.1154 P08:31:05.33 0.01.0M
GR221Y6.1154 S08:31:06.44 0.01.0M
ACHLHT20.2136 P08:31:07.66 -0.11.0M
ACHLHT20.2136 S08:31:10.57 -0.21.0M
GR211Y35.6317 P08:31:10.55 0.11.0M
GR211Y35.6317 S08:31:15.54 0.01.0M
THLHL82.2305 P08:31:18.21 0.11.0M
THLHL82.2305 S08:31:28.85 -0.21.0M
MRKAHA83.7125 P08:31:18.44 0.11.0M
MRKAHA83.7125 S08:31:29.42 -0.11.0M
AOS2HT90.4 89 P08:31:19.50 0.01.0M
AOS2HT90.4 89 S08:31:31.34 -0.11.0M
ERTRHA118.4133 P08:31:24.57 0.71.0M
ERTRHA118.4133 S08:31:39.51 0.31.0M


  Solution details 

Event:
    Public ID              nkua2025iwwg
    Description
      region name: Greece
Origin:
    Date                   2025-05-07
    Time                  08:31:03.72
    Latitude              39.1387 deg  +/-      0 km
    Longitude             22.7955 deg  +/-      0 km
    Depth                       4 km   +/-    1 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.11 s
    Azimuthal gap             151 deg

2 Network magnitudes:
    MLv       1.78 +/- 0.26   7            
    M         1.78            7 preferred  

14 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    GR22  1Y    0.1 154  P       08:31:05.33   0.0 M  1.0  GR22 
    GR22  1Y    0.1 154  S       08:31:06.44  -0.0 M  1.0  GR22 
    ACHL  HT    0.2 136  P       08:31:07.66  -0.1 M  1.0  ACHL 
    ACHL  HT    0.2 136  S       08:31:10.57  -0.2 M  1.0  ACHL 
    GR21  1Y    0.3 317  P       08:31:10.55   0.1 M  1.0  GR21 
    GR21  1Y    0.3 317  S       08:31:15.54  -0.0 M  1.0  GR21 
    THL   HL    0.7 305  P       08:31:18.21   0.1 M  1.0  THL  
    THL   HL    0.7 305  S       08:31:28.85  -0.2 M  1.0  THL  
    MRKA  HA    0.8 125  P       08:31:18.44   0.1 M  1.0  MRKA 
    MRKA  HA    0.8 125  S       08:31:29.42  -0.1 M  1.0  MRKA 
    AOS2  HT    0.8  89  P       08:31:19.50   0.0 M  1.0  AOS2 
    AOS2  HT    0.8  89  S       08:31:31.34  -0.1 M  1.0  AOS2 
    ERTR  HA    1.1 133  P       08:31:24.57   0.7 M  1.0  ERTR 
    ERTR  HA    1.1 133  S       08:31:39.51   0.3 M  1.0  ERTR 

7 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    GR22  1Y    0.1 154  MLv     2.79  1.01    34.4693      
    ACHL  HT    0.2 136  MLv     1.64 -0.14    1.09677      
    GR21  1Y    0.3 317  MLv     1.54 -0.25   0.351182      
    THL   HL    0.7 305  MLv     1.71 -0.07   0.0604666      
    MRKA  HA    0.8 125  MLv     1.71 -0.07   0.0985851      
    AOS2  HT    0.8  89  MLv     2.11  0.32   0.227007      
    ERTR  HA    1.1 133  MLv     1.65 -0.14   0.0571222