Earthquake Information
 Origin Time
2021-08-04 06:00:22 (GMT)
 Magnitude
M 4.1
 Latitude
36.3632° N
 Longitude
27.0138° E
 Focal Depth
23 km
 # of Arrivals
52
 Location 63.9 km SSW of Kos
78.4 km N of Karpathos
341.9 km ESE of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  ShakeMap  
  

  Intensity map


PGA
PGV
MI

Download files: Google Earth (.kmz), Measurements (.csv)


  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
NISRHL29.4 21 P06:00:28.45 -0.61.0M
NISRHL29.4 21 S06:00:33.51 -0.21.0M
KLNAHL66.1357 P06:00:34.90 0.61.0M
KLNAHL66.1357 S06:00:43.28 0.21.0M
KARPHL91.7172 P06:00:37.73 -0.51.0M
KARPHL91.7172 S06:00:49.34 -0.71.0M
ARGHL100.6 99 P06:00:39.72 0.11.0M
ARGHL100.6 99 S06:00:52.47 0.01.0M
THERAHL137.8270 P06:00:45.50 0.41.0M
THERAHL137.8270 S06:01:02.12 0.01.0M
THT1HT141.9271 P06:00:45.81 0.21.0M
THT1HT141.9271 S06:01:03.03 0.11.0M
SNT1HA142.0272 P06:00:45.81 0.21.0M
SNT1HA142.0272 S06:01:03.18 0.21.0M
CMBOHT144.4275 P06:00:46.51 0.61.0M
CMBOHT144.4275 S06:01:03.70 0.21.0M
SNT5HA145.0272 P06:00:46.55 0.51.0M
SNT5HA145.0272 S06:01:03.91 0.21.0M
SAP3HL149.5273 P06:00:47.24 0.61.0M
SAP3HL149.5273 S06:01:04.93 0.21.0M
SMGHL149.9354 P06:00:46.77 0.21.0M
SMGHL149.9354 S06:01:04.61 -0.11.0M
STIAHC153.6213 P06:00:47.22 0.21.0M
STIAHC153.6213 S06:01:05.76 0.31.0M
APEHL154.5301 P06:00:47.58 0.31.0M
APEHL154.5301 S06:01:05.93 0.01.0M
ZKRHL156.3207 P06:00:47.63 0.21.0M
ZKRHL156.3207 S06:01:06.35 0.21.0M
NPSHL176.1226 P06:00:49.74 -0.21.0M
NPSHL176.1226 S06:01:10.67 0.01.0M
PFKSHC202.2224 P06:00:53.88 0.51.0M
PFKSHC202.2224 S06:01:15.78 -0.91.0M
KNSSHC202.9235 P06:00:53.61 0.11.0M
KNSSHC202.9235 S06:01:15.98 -0.81.0M
IDIMN225.7238 P06:00:56.20 -0.31.0M
IDIMN225.7238 S06:01:22.10 0.11.0M
CHOSHT240.6339 P06:00:58.12 -0.21.0M
CHOSHT240.6339 S06:01:24.74 -0.61.0M
SERIHA242.1291 P06:00:58.77 0.21.0M
SERIHA242.1291 S06:01:24.73 -1.01.0M
IMMVHL291.0250 P06:01:05.01 0.21.0M
IMMVHL291.0250 S06:01:35.82 -0.91.0M
RODPHC306.3253 P06:01:06.94 0.21.0M
RODPHC306.3253 S06:01:39.67 -0.51.0M
SIGRHT332.7342 P06:01:09.67 -0.31.0M
SIGRHT332.7342 S06:01:45.41 -0.41.0M
ANKYHL338.0261 P06:01:11.06 0.21.0M
ANKYHL338.0261 S06:01:46.76 -0.61.0M
KTHAHL354.3268 P06:01:13.32 0.41.0M
KTHAHL354.3268 S06:01:50.49 -0.61.0M
VLIHL365.4276 P06:01:15.07 0.71.0M
VLIHL365.4276 S06:01:53.33 -0.21.0M


  Solution details

Event:
    Public ID              nkua2021pdhb
    Description
      region name: Dodecanese Islands, Greece
Origin:
    Date                   2021-08-04
    Time                  06:00:22.78
    Latitude              36.3632 deg  +/-      0 km
    Longitude             27.0138 deg  +/-      0 km
    Depth                      23 km   +/-    1 km
    Agency                 HA
    Author                 Analyst1
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.32 s
    Azimuthal gap              79 deg

2 Network magnitudes:
    MLv       4.07 +/- 0.15  20            
    M         4.07           20 preferred  

52 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    NISR  HL    0.3  21  P       06:00:28.45  -0.6 M  1.0  NISR 
    NISR  HL    0.3  21  S       06:00:33.51  -0.2 M  1.0  NISR 
    KLNA  HL    0.6 357  P       06:00:34.90   0.6 M  1.0  KLNA 
    KLNA  HL    0.6 357  S       06:00:43.28   0.2 M  1.0  KLNA 
    KARP  HL    0.8 172  P       06:00:37.73  -0.5 M  1.0  KARP 
    KARP  HL    0.8 172  S       06:00:49.34  -0.7 M  1.0  KARP 
    ARG   HL    0.9  99  P       06:00:39.72   0.1 M  1.0  ARG  
    ARG   HL    0.9  99  S       06:00:52.47   0.0 M  1.0  ARG  
    THERA HL    1.2 270  P       06:00:45.50   0.4 M  1.0  THERA
    THERA HL    1.2 270  S       06:01:02.12   0.0 M  1.0  THERA
    THT1  HT    1.3 271  P       06:00:45.81   0.2 M  1.0  THT1 
    THT1  HT    1.3 271  S       06:01:03.03   0.1 M  1.0  THT1 
    SNT1  HA    1.3 272  P       06:00:45.81   0.2 M  1.0  SNT1 
    SNT1  HA    1.3 272  S       06:01:03.18   0.2 M  1.0  SNT1 
    CMBO  HT    1.3 275  P       06:00:46.51   0.6 M  1.0  CMBO 
    CMBO  HT    1.3 275  S       06:01:03.70   0.2 M  1.0  CMBO 
    SNT5  HA    1.3 272  P       06:00:46.55   0.5 M  1.0  SNT5 
    SNT5  HA    1.3 272  S       06:01:03.91   0.2 M  1.0  SNT5 
    SMG   HL    1.3 354  P       06:00:46.77   0.2 M  1.0  SMG  
    SMG   HL    1.3 354  S       06:01:04.61  -0.1 M  1.0  SMG  
    SAP3  HL    1.3 273  P       06:00:47.24   0.6 M  1.0  SAP3 
    SAP3  HL    1.3 273  S       06:01:04.93   0.2 M  1.0  SAP3 
    STIA  HC    1.4 213  P       06:00:47.22   0.2 M  1.0  STIA 
    STIA  HC    1.4 213  S       06:01:05.76   0.3 M  1.0  STIA 
    APE   HL    1.4 301  P       06:00:47.58   0.3 M  1.0  APE  
    APE   HL    1.4 301  S       06:01:05.93   0.0 M  1.0  APE  
    ZKR   HL    1.4 207  P       06:00:47.63   0.2 M  1.0  ZKR  
    ZKR   HL    1.4 207  S       06:01:06.35   0.2 M  1.0  ZKR  
    NPS   HL    1.6 226  P       06:00:49.74  -0.2 M  1.0  NPS  
    NPS   HL    1.6 226  S       06:01:10.67   0.0 M  1.0  NPS  
    PFKS  HC    1.8 224  P       06:00:53.88   0.5 M  1.0  PFKS 
    PFKS  HC    1.8 224  S       06:01:15.78  -0.9 M  1.0  PFKS 
    KNSS  HC    1.8 235  P       06:00:53.61   0.1 M  1.0  KNSS 
    KNSS  HC    1.8 235  S       06:01:15.98  -0.8 M  1.0  KNSS 
    IDI   MN    2.0 238  P       06:00:56.20  -0.3 M  1.0  IDI  
    IDI   MN    2.0 238  S       06:01:22.10   0.1 M  1.0  IDI  
    CHOS  HT    2.2 339  P       06:00:58.12  -0.2 M  1.0  CHOS 
    CHOS  HT    2.2 339  S       06:01:24.74  -0.6 M  1.0  CHOS 
    SERI  HA    2.2 291  P       06:00:58.77   0.2 M  1.0  SERI 
    SERI  HA    2.2 291  S       06:01:24.73  -1.0 M  1.0  SERI 
    IMMV  HL    2.6 250  P       06:01:05.01   0.2 M  1.0  IMMV 
    IMMV  HL    2.6 250  S       06:01:35.82  -0.9 M  1.0  IMMV 
    RODP  HC    2.8 253  P       06:01:06.94   0.2 M  1.0  RODP 
    RODP  HC    2.8 253  S       06:01:39.67  -0.5 M  1.0  RODP 
    SIGR  HT    3.0 342  P       06:01:09.67  -0.3 M  1.0  SIGR 
    SIGR  HT    3.0 342  S       06:01:45.41  -0.4 M  1.0  SIGR 
    ANKY  HL    3.0 261  P       06:01:11.06   0.2 M  1.0  ANKY 
    ANKY  HL    3.0 261  S       06:01:46.76  -0.6 M  1.0  ANKY 
    KTHA  HL    3.2 268  P       06:01:13.32   0.4 M  1.0  KTHA 
    KTHA  HL    3.2 268  S       06:01:50.49  -0.6 M  1.0  KTHA 
    VLI   HL    3.3 276  P       06:01:15.07   0.7 M  1.0  VLI  
    VLI   HL    3.3 276  S       06:01:53.33  -0.2 M  1.0  VLI  

26 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    NISR  HL    0.3  21  MLv     3.75 -0.33    81.3503      
    KLNA  HL    0.6 357  MLv     3.86 -0.21    16.8952      
    KARP  HL    0.8 172  MLv     4.45  0.38    65.0361      
    ARG   HL    0.9  99  MLv     4.26  0.19    28.7714      
    THERA HL    1.2 270  MLv     4.14  0.07    14.1345      
    THT1  HT    1.3 271  MLv     3.91 -0.16     7.9299      
    SNT1  HA    1.3 272  MLv     4.30  0.22     13.051      
    CMBO  HT    1.3 275  MLv     4.77  0.70    56.0602      
    SNT5  HA    1.3 272  MLv     4.32  0.25    11.6651      
    SMG   HL    1.3 354  MLv     3.92 -0.15    7.49043      
    SAP3  HL    1.3 273  MLv     4.17  0.09    21.8521      
    STIA  HC    1.4 213  MLv     4.16  0.09    12.3848      
    APE   HL    1.4 301  MLv     3.80 -0.27    5.35138      
    ZKR   HL    1.4 207  MLv     3.95 -0.12    7.35777      
    NPS   HL    1.6 226  MLv     4.11  0.03    8.41446      
    PFKS  HC    1.8 224  MLv     4.03 -0.05    5.18244      
    KNSS  HC    1.8 235  MLv     4.18  0.11    7.42359      
    IDI   MN    2.0 238  MLv     4.17  0.10    5.56993      
    CHOS  HT    2.2 339  MLv     3.63 -0.44    1.34047      
    SERI  HA    2.2 291  MLv     3.87 -0.20     2.2789      
    IMMV  HL    2.6 250  MLv     4.27  0.20    3.27593      
    RODP  HC    2.8 253  MLv     4.29  0.22    2.86748      
    SIGR  HT    3.0 342  MLv     3.71 -0.37   0.553457      
    ANKY  HL    3.0 261  MLv     3.96 -0.11   0.943077      
    KTHA  HL    3.2 268  MLv     4.03 -0.04   0.912088      
    VLI   HL    3.3 276  MLv     4.06 -0.01    1.11484