Earthquake Information
 Origin Time
2026-05-21 23:04:35 (GMT)
 Magnitude
M 3.1
 Latitude
37.9602° N
 Longitude
19.9173° E
 Focal Depth
23 km
 # of Arrivals
71
 Location 54.8 km WSW of Argostoli
87.9 km WNW of Zakynthos
334.5 km W of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
ATHRHA59.0 48 P23:04:44.99 -0.31.0M
ATHRHA59.0 48 S23:04:53.20 -0.11.0M
VLSHL63.5 68 P23:04:45.42 -0.51.0M
VLSHL63.5 68 S23:04:54.24 -0.31.0M
ORTHHL69.4100 P23:04:46.64 -0.21.0M
ORTHHL69.4100 S23:04:56.08 0.01.0M
RTZLHT75.9 80 P23:04:47.47 -0.31.0M
RTZLHT75.9 80 S23:04:57.86 0.11.0M
FSKHP79.1 46 P23:04:47.80 -0.51.0M
FSKHP79.1 46 S23:04:58.64 0.11.0M
LTHKHP85.4109 P23:04:49.16 -0.11.0M
LTHKHP85.4109 S23:05:00.41 0.11.0M
KRI1HI85.7113 P23:04:49.36 0.11.0M
KRI1HI85.7113 S23:05:00.45 0.11.0M
EVGIHT97.8 41 P23:04:51.24 0.11.0M
GR281Y107.5 94 P23:04:52.43 -0.21.0M
GR281Y107.5 94 S23:05:06.57 0.31.0M
NYDRHT108.0 39 P23:04:52.63 0.01.0M
NYDRHT108.0 39 S23:05:06.57 0.31.0M
LKD2HT112.5 35 P23:04:53.37 0.01.0M
LKD2HT112.5 35 S23:05:07.71 0.11.0M
TSLKHT115.7 34 P23:04:53.84 0.01.0M
TSLKHT115.7 34 S23:05:08.52 0.11.0M
PDOHP131.3 57 P23:04:56.29 0.21.0M
PDOHP131.3 57 S23:05:12.48 0.11.0M
RLSHL136.0 86 P23:04:56.70 0.01.0M
RLSHL136.0 86 S23:05:13.52 0.11.0M
MSL1HI139.5 71 P23:04:57.41 0.31.0M
MSL1HI139.5 71 S23:05:14.30 0.11.0M
PLEVHP139.6 69 P23:04:57.30 0.11.0M
PLEVHP139.6 69 S23:05:14.38 0.11.0M
GR19B1Y160.9 3 P23:04:59.85 0.01.0M
PATCHL164.8 78 P23:05:00.55 0.11.0M
PATCHL164.8 78 S23:05:20.15 0.21.0M
LFKMHT165.7 4 P23:05:00.40 0.01.0M
UPRHP167.4 78 P23:05:00.96 0.21.0M
UPRHP167.4 78 S23:05:20.35 -0.21.0M
ROD3CL177.0 77 P23:05:02.21 0.21.0M
EFPHP181.4 73 P23:05:02.59 0.11.0M
EFPHP181.4 73 S23:05:23.34 -0.31.0M
LAKAHA183.0 80 P23:05:02.89 0.11.0M
WGC0HA183.3 79 P23:05:03.16 0.31.0M
WGC0HA183.3 79 S23:05:24.19 -0.11.0M
WGC1HA186.5 78 P23:05:03.45 0.31.0M
WGC1HA186.5 78 S23:05:24.96 0.21.0M
ANXHP188.5 68 P23:05:03.97 0.41.0M
ANXHP188.5 68 S23:05:25.18 -0.41.0M
WGC4HA189.4 75 P23:05:03.70 0.11.0M
WGC4HA189.4 75 S23:05:25.56 0.11.0M
PYRGCL190.2 75 P23:05:03.86 0.11.0M
PYRGCL190.2 75 S23:05:25.81 0.01.0M
SERGHP193.6 75 P23:05:04.17 0.01.0M
SERGHP193.6 75 S23:05:26.47 -0.11.0M
TRIZCL193.8 77 P23:05:04.14 0.01.0M
TRIZCL193.8 77 S23:05:26.49 0.01.0M
TETRHL193.9 38 P23:05:04.07 -0.11.0M
TETRHL193.9 38 S23:05:26.08 -0.61.0M
KLVHL195.9 87 P23:05:04.36 -0.11.0M
KLVHL195.9 87 S23:05:26.91 -0.21.0M
KALEHA200.1 76 P23:05:05.05 0.01.0M
KALEHA200.1 76 S23:05:27.85 -0.21.0M
PSARCL201.7 78 P23:05:05.31 0.21.0M
PSARCL201.7 78 S23:05:28.07 -0.21.0M
PSAMCL202.3 79 P23:05:05.21 0.01.0M
PSAMCL202.3 79 S23:05:28.57 0.21.0M
WGC5HA207.2 78 P23:05:05.88 0.11.0M
WGC5HA207.2 78 S23:05:29.34 -0.11.0M
GURHP212.6 91 P23:05:06.54 -0.21.0M
GURHP212.6 91 S23:05:30.79 -0.31.0M
GR241Y214.5 68 P23:05:07.32 0.41.0M
GR241Y214.5 68 S23:05:31.16 -0.21.0M


  Solution details

Event:
    Public ID              nkua2026jxoc
    Description
      region name: Ionian Sea
Origin:
    Date                   2026-05-21
    Time                  23:04:34.71
    Latitude              37.9602 deg  +/-      0 km
    Longitude             19.9173 deg  +/-      0 km
    Depth                      23 km   +/-    0 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.19 s
    Azimuthal gap             250 deg

2 Network magnitudes:
    MLv       3.12 +/- 0.21  28            
    M         3.12           28 preferred  

71 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    ATHR  HA    0.5  48  P       23:04:44.99  -0.3 M  1.0  ATHR 
    ATHR  HA    0.5  48  S       23:04:53.20  -0.1 M  1.0  ATHR 
    VLS   HL    0.6  68  P       23:04:45.42  -0.5 M  1.0  VLS  
    VLS   HL    0.6  68  S       23:04:54.24  -0.3 M  1.0  VLS  
    ORTH  HL    0.6 100  P       23:04:46.64  -0.2 M  1.0  ORTH 
    ORTH  HL    0.6 100  S       23:04:56.08  -0.0 M  1.0  ORTH 
    RTZL  HT    0.7  80  P       23:04:47.47  -0.3 M  1.0  RTZL 
    RTZL  HT    0.7  80  S       23:04:57.86   0.1 M  1.0  RTZL 
    FSK   HP    0.7  46  P       23:04:47.80  -0.5 M  1.0  FSK  
    FSK   HP    0.7  46  S       23:04:58.64   0.1 M  1.0  FSK  
    LTHK  HP    0.8 109  P       23:04:49.16  -0.1 M  1.0  LTHK 
    LTHK  HP    0.8 109  S       23:05:00.41   0.1 M  1.0  LTHK 
    KRI1  HI    0.8 113  P       23:04:49.36   0.1 M  1.0  KRI1 
    KRI1  HI    0.8 113  S       23:05:00.45   0.1 M  1.0  KRI1 
    EVGI  HT    0.9  41  P       23:04:51.24   0.1 M  1.0  EVGI 
    GR28  1Y    1.0  94  P       23:04:52.43  -0.2 M  1.0  GR28 
    GR28  1Y    1.0  94  S       23:05:06.57   0.3 M  1.0  GR28 
    NYDR  HT    1.0  39  P       23:04:52.63  -0.0 M  1.0  NYDR 
    NYDR  HT    1.0  39  S       23:05:06.57   0.3 M  1.0  NYDR 
    LKD2  HT    1.0  35  P       23:04:53.37  -0.0 M  1.0  LKD2 
    LKD2  HT    1.0  35  S       23:05:07.71   0.1 M  1.0  LKD2 
    TSLK  HT    1.0  34  P       23:04:53.84  -0.0 M  1.0  TSLK 
    TSLK  HT    1.0  34  S       23:05:08.52   0.1 M  1.0  TSLK 
    PDO   HP    1.2  57  P       23:04:56.29   0.2 M  1.0  PDO  
    PDO   HP    1.2  57  S       23:05:12.48   0.1 M  1.0  PDO  
    RLS   HL    1.2  86  P       23:04:56.70   0.0 M  1.0  RLS  
    RLS   HL    1.2  86  S       23:05:13.52   0.1 M  1.0  RLS  
    MSL1  HI    1.3  71  P       23:04:57.41   0.3 M  1.0  MSL1 
    MSL1  HI    1.3  71  S       23:05:14.30   0.1 M  1.0  MSL1 
    PLEV  HP    1.3  69  P       23:04:57.30   0.1 M  1.0  PLEV 
    PLEV  HP    1.3  69  S       23:05:14.38   0.1 M  1.0  PLEV 
    GR19B 1Y    1.4   3  P       23:04:59.85   0.0 M  1.0  GR19B
    PATC  HL    1.5  78  P       23:05:00.55   0.1 M  1.0  PATC 
    PATC  HL    1.5  78  S       23:05:20.15   0.2 M  1.0  PATC 
    LFKM  HT    1.5   4  P       23:05:00.40  -0.0 M  1.0  LFKM 
    UPR   HP    1.5  78  P       23:05:00.96   0.2 M  1.0  UPR  
    UPR   HP    1.5  78  S       23:05:20.35  -0.2 M  1.0  UPR  
    ROD3  CL    1.6  77  P       23:05:02.21   0.2 M  1.0  ROD3 
    EFP   HP    1.6  73  P       23:05:02.59   0.1 M  1.0  EFP  
    EFP   HP    1.6  73  S       23:05:23.34  -0.3 M  1.0  EFP  
    LAKA  HA    1.7  80  P       23:05:02.89   0.1 M  1.0  LAKA 
    WGC0  HA    1.7  79  P       23:05:03.16   0.3 M  1.0  WGC0 
    WGC0  HA    1.7  79  S       23:05:24.19  -0.1 M  1.0  WGC0 
    WGC1  HA    1.7  78  P       23:05:03.45   0.3 M  1.0  WGC1 
    WGC1  HA    1.7  78  S       23:05:24.96   0.2 M  1.0  WGC1 
    ANX   HP    1.7  68  P       23:05:03.97   0.4 M  1.0  ANX  
    ANX   HP    1.7  68  S       23:05:25.18  -0.4 M  1.0  ANX  
    WGC4  HA    1.7  75  P       23:05:03.70   0.1 M  1.0  WGC4 
    WGC4  HA    1.7  75  S       23:05:25.56   0.1 M  1.0  WGC4 
    PYRG  CL    1.7  75  P       23:05:03.86   0.1 M  1.0  PYRG 
    PYRG  CL    1.7  75  S       23:05:25.81   0.0 M  1.0  PYRG 
    TETR  HL    1.7  38  P       23:05:04.07  -0.1 M  1.0  TETR 
    TETR  HL    1.7  38  S       23:05:26.08  -0.6 M  1.0  TETR 
    SERG  HP    1.7  75  P       23:05:04.17   0.0 M  1.0  SERG 
    SERG  HP    1.7  75  S       23:05:26.47  -0.1 M  1.0  SERG 
    TRIZ  CL    1.7  77  P       23:05:04.14   0.0 M  1.0  TRIZ 
    TRIZ  CL    1.7  77  S       23:05:26.49   0.0 M  1.0  TRIZ 
    KLV   HL    1.8  87  P       23:05:04.36  -0.1 M  1.0  KLV  
    KLV   HL    1.8  87  S       23:05:26.91  -0.2 M  1.0  KLV  
    KALE  HA    1.8  76  P       23:05:05.05   0.0 M  1.0  KALE 
    KALE  HA    1.8  76  S       23:05:27.85  -0.2 M  1.0  KALE 
    PSAR  CL    1.8  78  P       23:05:05.31   0.2 M  1.0  PSAR 
    PSAR  CL    1.8  78  S       23:05:28.07  -0.2 M  1.0  PSAR 
    PSAM  CL    1.8  79  P       23:05:05.21  -0.0 M  1.0  PSAM 
    PSAM  CL    1.8  79  S       23:05:28.57   0.2 M  1.0  PSAM 
    WGC5  HA    1.9  78  P       23:05:05.88   0.1 M  1.0  WGC5 
    WGC5  HA    1.9  78  S       23:05:29.34  -0.1 M  1.0  WGC5 
    GUR   HP    1.9  91  P       23:05:06.54  -0.2 M  1.0  GUR  
    GUR   HP    1.9  91  S       23:05:30.79  -0.3 M  1.0  GUR  
    GR24  1Y    1.9  68  P       23:05:07.32   0.4 M  1.0  GR24 
    GR24  1Y    1.9  68  S       23:05:31.16  -0.2 M  1.0  GR24 

38 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    ATHR  HA    0.5  48  MLv     3.32  0.20     5.5303      
    VLS   HL    0.6  68  MLv     3.53  0.42    8.26207      
    ORTH  HL    0.6 100  MLv     3.54  0.42    7.89279      
    RTZL  HT    0.7  80  MLv     3.56  0.45    7.67073      
    FSK   HP    0.7  46  MLv     2.90 -0.21    1.62084      
    LTHK  HP    0.8 109  MLv     3.55  0.43    6.62379      
    KRI1  HI    0.8 113  MLv     3.40  0.28    4.69964      
    EVGI  HT    0.9  41  MLv     3.45  0.33    4.60549      
    GR28  1Y    1.0  94  MLv     3.02 -0.10    1.51687      
    NYDR  HT    1.0  39  MLv     3.55  0.43    3.68237      
    LKD2  HT    1.0  35  MLv     3.23  0.11     2.3122      
    TSLK  HT    1.0  34  MLv     3.41  0.29    3.40344      
    PDO   HP    1.2  57  MLv     3.24  0.12    1.93579      
    RLS   HL    1.2  86  MLv     2.86 -0.26   0.758749      
    MSL1  HI    1.3  71  MLv     3.38  0.27    2.44111      
    PLEV  HP    1.3  69  MLv     2.98 -0.14    0.95596      
    GR19B 1Y    1.4   3  MLv     3.47  0.35    2.31812      
    PATC  HL    1.5  78  MLv     3.28  0.16    1.43539      
    LFKM  HT    1.5   4  MLv     2.00 -1.12   0.0750586      
    UPR   HP    1.5  78  MLv     2.34 -0.78    1.83439      
    ROD3  CL    1.6  77  MLv     2.91 -0.21   0.807219      
    EFP   HP    1.6  73  MLv     3.03 -0.08   0.673691      
    LAKA  HA    1.7  80  MLv     2.84 -0.28   0.419591      
    WGC0  HA    1.7  79  MLv     2.94 -0.18   0.530427      
    WGC1  HA    1.7  78  MLv     2.98 -0.14   0.557604      
    ANX   HP    1.7  68  MLv     3.35  0.23    1.28341      
    WGC4  HA    1.7  75  MLv     2.91 -0.21   0.464721      
    PYRG  CL    1.7  75  MLv     2.23 -0.89   0.0600158      
    TETR  HL    1.7  38  MLv     3.25  0.13   0.952408      
    SERG  HP    1.7  75  MLv     3.11 -0.01   0.700465      
    TRIZ  CL    1.7  77  MLv     2.95 -0.17   0.482255      
    KLV   HL    1.8  87  MLv     3.06 -0.06   0.460212      
    KALE  HA    1.8  76  MLv     2.91 -0.20    0.41217      
    PSAR  CL    1.8  78  MLv     2.25 -0.87   0.0873379      
    PSAM  CL    1.8  79  MLv     2.79 -0.33   0.303565      
    WGC5  HA    1.9  78  MLv     2.65 -0.47   0.205745      
    GUR   HP    1.9  91  MLv     3.12 -0.00   0.570119      
    GR24  1Y    1.9  68  MLv     3.22  0.11   0.712513