Earthquake Information
 Origin Time
 2025-03-31 20:22:11 (GMT)
University of Athens
+−
10 km
5 mi
Leaflet | Tiles © Esri
 Magnitude
 M 1.5
 Latitude
 41.5291° N
 Longitude
 23.5278° E
 Focal Depth
 10 km
 # of Arrivals
 10
 Location 49.3 km N of Serres
65.9 km NW of Drama
394.7 km N of Athens
 Solution type
 automatic
 Files / Links
 QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
MMBBS18.6 84 P20:22:15.02 -0.41.0A
GR011Y33.6216 P20:22:17.41 -0.41.0A
NVRHL34.6125 P20:22:17.36 -0.61.0A
SRSHT47.0173 P20:22:19.19 -0.71.0A
KKBBS48.0316 P20:22:20.04 0.01.0A
MK04A1Y54.6257 P20:22:21.25 0.11.0A
PRASHL87.5103 P20:22:26.31 0.01.0A
KOKKHT88.4153 P20:22:25.82 -0.51.0A
OURHT138.3164 P20:22:34.68 1.11.0A
THASHT143.2135 P20:22:35.72 1.41.0A


  Solution details 

Event:
    Public ID              nkua2025giec
    Description
      region name: Greece Bulgaria Border Region
Origin:
    Date                   2025-03-31
    Time                  20:22:10.83  +/-    0.4 s
    Latitude              41.5291 deg  +/-      4 km
    Longitude             23.5278 deg  +/-      3 km
    Depth                      10 km
    Agency                 HA
    Mode                   automatic
    Status                 NOT SET
    Residual RMS             0.68 s
    Azimuthal gap             127 deg

2 Network magnitudes:
    MLv       1.48 +/- 0.15   7            
    M         1.48            7 preferred  

10 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    MMB   BS    0.2  84  P       20:22:15.02  -0.4 A  1.0  MMB  
    GR01  1Y    0.3 216  P       20:22:17.41  -0.4 A  1.0  GR01 
    NVR   HL    0.3 125  P       20:22:17.36  -0.6 A  1.0  NVR  
    SRS   HT    0.4 173  P       20:22:19.19  -0.7 A  1.0  SRS  
    KKB   BS    0.4 316  P       20:22:20.04  -0.0 A  1.0  KKB  
    MK04A 1Y    0.5 257  P       20:22:21.25   0.1 A  1.0  MK04A
    PRAS  HL    0.8 103  P       20:22:26.31   0.0 A  1.0  PRAS 
    KOKK  HT    0.8 153  P       20:22:25.82  -0.5 A  1.0  KOKK 
    OUR   HT    1.2 164  P       20:22:34.68   1.1 A  1.0  OUR  
    THAS  HT    1.3 135  P       20:22:35.72   1.4 A  1.0  THAS 

7 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    MMB   BS    0.2  84  MLv     1.28 -0.20   0.525489      
    GR01  1Y    0.3 216  MLv     1.25 -0.23   0.203827      
    NVR   HL    0.3 125  MLv     1.61  0.12   0.325839      
    SRS   HT    0.4 173  MLv     1.60  0.12    0.15048      
    KKB   BS    0.4 316  MLv     1.51  0.03   0.162477      
    MK04A 1Y    0.5 257  MLv     1.40 -0.09   0.0854502      
    KOKK  HT    0.8 153  MLv     1.77  0.29   0.107181