Earthquake Information
 Origin Time
2026-03-31 08:19:57 (GMT)
 Magnitude
M 1.7
 Latitude
40.8477° N
 Longitude
23.9062° E
 Focal Depth
8 km
 # of Arrivals
32
 Location 39.3 km SSW of Drama
39.9 km SE of Serres
318.9 km N of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
KOKKHT8.5113 P08:19:59.91 0.31.0M
KOKKHT8.5113 S08:20:01.31 0.01.0M
GR091Y27.8222 P08:20:02.83 0.31.0M
GR091Y27.8222 S08:20:06.56 0.01.0M
SRSHT39.6318 P08:20:04.63 0.21.0M
SRSHT39.6318 S08:20:09.73 -0.11.0M
GR021Y40.7 32 P08:20:03.88 -0.81.0M
GR021Y40.7 32 S08:20:10.22 -0.11.0M
SOHHT46.4266 P08:20:05.71 0.01.0M
SOHHT46.4266 S08:20:11.89 -0.21.0M
KAVAHT53.4 72 P08:20:06.95 0.11.0M
KAVAHT53.4 72 S08:20:13.46 -0.61.0M
NVRHL55.8356 P08:20:07.21 0.01.0M
NVRHL55.8356 S08:20:14.56 -0.21.0M
OURHT57.5174 P08:20:07.41 0.01.0M
OURHT57.5174 S08:20:14.90 -0.21.0M
PLGHL65.8217 P08:20:08.85 0.01.0M
PLGHL65.8217 S08:20:17.23 -0.31.0M
HORTHT73.4248 P08:20:10.24 0.11.0M
HORTHT73.4248 S08:20:19.68 -0.31.0M
THASHT73.6111 P08:20:10.13 0.11.0M
THASHT73.6111 S08:20:19.76 0.01.0M
PRASHL77.9 44 P08:20:10.79 0.01.0M
PRASHL77.9 44 S08:20:21.06 0.01.0M
MMBBS78.9350 P08:20:11.52 0.61.0M
MMBBS78.9350 S08:20:21.21 -0.11.0M
GR131Y82.1228 P08:20:12.17 0.71.0M
GR131Y82.1228 S08:20:22.30 0.11.0M
GR031Y88.6 68 P08:20:12.94 0.51.0M
GR031Y88.6 68 S08:20:24.13 0.11.0M
GR041Y90.1 81 P08:20:12.86 0.11.0M
GR041Y90.1 81 S08:20:24.03 -0.41.0M


  Solution details

Event:
    Public ID              nkua2026ghgg
    Description
      region name: Greece
Origin:
    Date                   2026-03-31
    Time                  08:19:57.27
    Latitude              40.8477 deg  +/-      0 km
    Longitude             23.9062 deg  +/-      0 km
    Depth                       8 km   +/-    1 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.25 s
    Azimuthal gap              61 deg

2 Network magnitudes:
    MLv       1.72 +/- 0.09  12            
    M         1.72           12 preferred  

32 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    KOKK  HT    0.1 113  P       08:19:59.91   0.3 M  1.0  KOKK 
    KOKK  HT    0.1 113  S       08:20:01.31   0.0 M  1.0  KOKK 
    GR09  1Y    0.3 222  P       08:20:02.83   0.3 M  1.0  GR09 
    GR09  1Y    0.3 222  S       08:20:06.56  -0.0 M  1.0  GR09 
    SRS   HT    0.4 318  P       08:20:04.63   0.2 M  1.0  SRS  
    SRS   HT    0.4 318  S       08:20:09.73  -0.1 M  1.0  SRS  
    GR02  1Y    0.4  32  P       08:20:03.88  -0.8 M  1.0  GR02 
    GR02  1Y    0.4  32  S       08:20:10.22  -0.1 M  1.0  GR02 
    SOH   HT    0.4 266  P       08:20:05.71   0.0 M  1.0  SOH  
    SOH   HT    0.4 266  S       08:20:11.89  -0.2 M  1.0  SOH  
    KAVA  HT    0.5  72  P       08:20:06.95   0.1 M  1.0  KAVA 
    KAVA  HT    0.5  72  S       08:20:13.46  -0.6 M  1.0  KAVA 
    NVR   HL    0.5 356  P       08:20:07.21   0.0 M  1.0  NVR  
    NVR   HL    0.5 356  S       08:20:14.56  -0.2 M  1.0  NVR  
    OUR   HT    0.5 174  P       08:20:07.41  -0.0 M  1.0  OUR  
    OUR   HT    0.5 174  S       08:20:14.90  -0.2 M  1.0  OUR  
    PLG   HL    0.6 217  P       08:20:08.85   0.0 M  1.0  PLG  
    PLG   HL    0.6 217  S       08:20:17.23  -0.3 M  1.0  PLG  
    HORT  HT    0.7 248  P       08:20:10.24   0.1 M  1.0  HORT 
    HORT  HT    0.7 248  S       08:20:19.68  -0.3 M  1.0  HORT 
    THAS  HT    0.7 111  P       08:20:10.13   0.1 M  1.0  THAS 
    THAS  HT    0.7 111  S       08:20:19.76  -0.0 M  1.0  THAS 
    PRAS  HL    0.7  44  P       08:20:10.79   0.0 M  1.0  PRAS 
    PRAS  HL    0.7  44  S       08:20:21.06  -0.0 M  1.0  PRAS 
    MMB   BS    0.7 350  P       08:20:11.52   0.6 M  1.0  MMB  
    MMB   BS    0.7 350  S       08:20:21.21  -0.1 M  1.0  MMB  
    GR13  1Y    0.7 228  P       08:20:12.17   0.7 M  1.0  GR13 
    GR13  1Y    0.7 228  S       08:20:22.30   0.1 M  1.0  GR13 
    GR03  1Y    0.8  68  P       08:20:12.94   0.5 M  1.0  GR03 
    GR03  1Y    0.8  68  S       08:20:24.13   0.1 M  1.0  GR03 
    GR04  1Y    0.8  81  P       08:20:12.86   0.1 M  1.0  GR04 
    GR04  1Y    0.8  81  S       08:20:24.03  -0.4 M  1.0  GR04 

16 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    KOKK  HT    0.1 113  MLv     1.97  0.25    4.56665      
    GR09  1Y    0.3 222  MLv     1.62 -0.09   0.675041      
    SRS   HT    0.4 318  MLv     1.66 -0.06   0.272606      
    GR02  1Y    0.4  32  MLv     1.42 -0.30   0.198805      
    SOH   HT    0.4 266  MLv     1.53 -0.19   0.186621      
    KAVA  HT    0.5  72  MLv     1.58 -0.14   0.286959      
    NVR   HL    0.5 356  MLv     1.56 -0.16   0.0854179      
    OUR   HT    0.5 174  MLv     2.06  0.34   0.332373      
    PLG   HL    0.6 217  MLv     1.84  0.12   0.162677      
    HORT  HT    0.7 248  MLv     1.79  0.07   0.0897298      
    THAS  HT    0.7 111  MLv     1.78  0.06   0.129394      
    PRAS  HL    0.7  44  MLv     1.75  0.03   0.115437      
    MMB   BS    0.7 350  MLv     1.70 -0.02   0.101465      
    GR13  1Y    0.7 228  MLv     1.79  0.07   0.120874      
    GR03  1Y    0.8  68  MLv     1.77  0.05   0.105618      
    GR04  1Y    0.8  81  MLv     1.78  0.06   0.106759