Earthquake Information
 Origin Time
2026-04-21 01:28:31 (GMT)
 Magnitude
M 1.7
 Latitude
39.7241° N
 Longitude
20.5362° E
 Focal Depth
10 km
 # of Arrivals
13
 Location 27.6 km WNW of Ioannina
33.7 km NE of Igoumenitsa
337.8 km NW of Athens
 Solution type
automatic
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
GR141Y19.9 11 P01:28:35.56 -0.51.0A
JANHL27.8106 P01:28:35.99 -1.31.0A
GR151Y49.8 61 P01:28:40.85 0.11.0A
GR19B1Y57.0232 P01:28:41.57 -0.31.0A
KEKHL63.3269 P01:28:42.54 -0.41.0A
PENTHL73.4 44 P01:28:45.90 1.41.0A
TETRHL76.1123 P01:28:43.80 -1.11.0A
TSLKHT100.5174 P01:28:47.89 -0.81.0A
LKD2HT104.5174 P01:28:49.74 0.41.0A
NYDRHT113.2173 P01:28:50.35 -0.31.0A
EVGIHT123.1175 P01:28:53.06 1.11.0A
PDOHP137.0156 P01:28:55.66 1.81.0A


  Solution details

Event:
    Public ID              nkua2026htcg
    Description
      region name: Greece-Albania Border Region
Origin:
    Date                   2026-04-21
    Time                  01:28:31.27  +/-    0.3 s
    Latitude              39.7241 deg  +/-      3 km
    Longitude             20.5362 deg  +/-      3 km
    Depth                      10 km
    Agency                 HA
    Mode                   automatic
    Status                 NOT SET
    Residual RMS             0.95 s
    Azimuthal gap             101 deg

2 Network magnitudes:
    MLv       1.71 +/- 0.12   7            
    M         1.71            7 preferred  

13 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    GR14  1Y    0.2  11  P       01:28:35.56  -0.5 A  1.0  GR14 
    JAN   HL    0.2 106  P       01:28:35.99  -1.3 A  1.0  JAN  
    GR15  1Y    0.4  61  P       01:28:40.85   0.1 A  1.0  GR15 
    GR19B 1Y    0.5 232  P       01:28:41.57  -0.3 A  1.0  GR19B
    KEK   HL    0.6 269  P       01:28:42.54  -0.4 A  1.0  KEK  
    PENT  HL    0.7  44  P       01:28:45.90   1.4 A  1.0  PENT 
    TETR  HL    0.7 123  P       01:28:43.80  -1.1 A  1.0  TETR 
    NEST  HT    0.8  29  P       01:28:50.84   4.0 AX 0.0  NEST 
    TSLK  HT    0.9 174  P       01:28:47.89  -0.8 A  1.0  TSLK 
    LKD2  HT    0.9 174  P       01:28:49.74   0.4 A  1.0  LKD2 
    NYDR  HT    1.0 173  P       01:28:50.35  -0.3 A  1.0  NYDR 
    EVGI  HT    1.1 175  P       01:28:53.06   1.1 A  1.0  EVGI 
    PDO   HP    1.2 156  P       01:28:55.66   1.8 A  1.0  PDO  

9 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    GR14  1Y    0.2  11  MLv     1.64 -0.07    1.09328      
    JAN   HL    0.2 106  MLv     1.48 -0.23   0.636044      
    GR15  1Y    0.4  61  MLv     1.59 -0.11   0.176692      
    GR19B 1Y    0.5 232  MLv     2.40  0.69   0.744252      
    KEK   HL    0.6 269  MLv     1.62 -0.09   0.191094      
    PENT  HL    0.7  44  MLv     1.62 -0.08   0.0700518      
    TETR  HL    0.7 123  MLv     1.88  0.18   0.160007      
    TSLK  HT    0.9 174  MLv     1.75  0.05   0.089146      
    LKD2  HT    0.9 174  MLv     1.84  0.14   0.104927