Earthquake Information
 Origin Time
2021-09-07 21:55:22 (GMT)
 Magnitude
M 4.0
 Latitude
36.5318° N
 Longitude
27.1597° E
 Focal Depth
17 km
 # of Arrivals
69
 Location 41.8 km SSW of Kos
95.6 km W of Rodhos
343.5 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
NISRHL9.1344 P21:55:26.05 -0.11.0M
NISRHL9.1344 S21:55:28.51 -0.21.0M
KLNAHL50.1341 P21:55:32.64 0.91.0M
KLNAHL50.1341 S21:55:38.88 0.31.0M
ARGHL93.1112 P21:55:38.05 -0.31.0M
ARGHL93.1112 S21:55:50.54 0.31.0M
KARPHL109.5180 P21:55:40.84 -0.11.0M
KARPHL109.5180 S21:55:54.27 -0.41.0M
KRL1HI146.1344 P21:55:46.59 0.11.0M
KRL1HI146.1344 S21:56:04.60 0.11.0M
APEHL157.6292 P21:55:48.30 0.21.0M
APEHL157.6292 S21:56:07.78 0.31.0M
CMBOHT156.9268 P21:55:48.19 0.21.0M
CMBOHT156.9268 S21:56:07.53 0.41.0M
SNT1HA155.4265 P21:55:47.86 0.11.0M
SNT1HA155.4265 S21:56:06.99 0.21.0M
SNT5HA158.4265 P21:55:48.33 0.21.0M
SNT5HA158.4265 S21:56:08.00 0.51.0M
THERAHL151.8263 P21:55:47.31 0.01.0M
THERAHL151.8263 S21:56:05.99 -0.11.0M
THT1HT155.6264 P21:55:47.81 0.01.0M
THT1HT155.6264 S21:56:07.11 0.31.0M
SAP3HL162.6266 P21:55:49.31 0.61.0M
SAP3HL162.6266 S21:56:08.81 0.31.0M
STIAHC176.5213 P21:55:50.49 0.11.0M
STIAHC176.5213 S21:56:11.48 0.01.0M
ZKRHL179.0208 P21:55:50.94 0.21.0M
ZKRHL179.0208 S21:56:12.18 0.11.0M
NPSHL198.6225 P21:55:53.01 -0.31.0M
NPSHL198.6225 S21:56:16.42 -0.11.0M
KNSSHC224.5233 P21:55:56.69 0.01.0M
KNSSHC224.5233 S21:56:22.35 -0.11.0M
PFKSHC224.8223 P21:55:56.87 0.11.0M
CHOSHT228.3335 P21:55:56.95 -0.21.0M
CHOSHT228.3335 S21:56:22.97 -0.41.0M
IDIMN246.8236 P21:55:59.26 -0.31.0M
IDIMN246.8236 S21:56:27.35 -0.21.0M
IPPLHC276.1242 P21:56:03.41 0.11.0M
KARYHA293.0305 P21:56:05.95 0.51.0M
IMMVHL309.8247 P21:56:07.67 0.11.0M
PRKHL311.8345 P21:56:07.50 -0.21.0M
PRKHL311.8345 S21:56:41.50 -0.41.0M
RODPHC324.3251 P21:56:09.86 0.31.0M
SIGRHT319.2339 P21:56:08.52 -0.11.0M
SIGRHT319.2339 S21:56:42.67 -0.91.0M
DIONHL333.1301 P21:56:11.21 0.61.0M
MRTHHA335.1302 P21:56:11.51 0.71.0M
MRTHHA335.1302 S21:56:46.78 -0.61.0M
VLYHL332.3296 P21:56:11.02 0.51.0M
ATHUHA338.6298 P21:56:11.76 0.41.0M
ATHUHA338.6298 S21:56:48.07 -0.21.0M
KTHAHL368.0265 P21:56:15.54 0.41.0M
KTHAHL368.0265 S21:56:54.16 -0.81.0M
MDRAHA368.3297 P21:56:15.92 0.81.0M
MDRAHA368.3297 S21:56:54.34 -0.61.0M
STFNHA368.2300 P21:56:16.00 0.81.0M
STFNHA368.2300 S21:56:54.49 -0.51.0M
KTHRHC374.2265 P21:56:16.60 0.71.0M
VLIHL376.5273 P21:56:16.62 0.41.0M
VLIHL376.5273 S21:56:56.27 -0.61.0M
THVAHL392.3301 P21:56:18.74 0.61.0M
THVAHL392.3301 S21:56:59.74 -0.61.0M
VILLHA385.5298 P21:56:18.14 0.81.0M
VILLHA385.5298 S21:56:58.25 -0.71.0M
AMPEHA395.9300 P21:56:19.57 0.91.0M
MRKAHA396.7307 P21:56:19.08 0.31.0M
MRKAHA396.7307 S21:57:00.54 -0.81.0M
THI2HL404.2300 P21:56:20.22 0.51.0M
THI2HL404.2300 S21:57:02.09 -0.91.0M


  Solution details

Event:
    Public ID              nkua2021ropq
    Description
      region name: Dodecanese Islands, Greece
Origin:
    Date                   2021-09-07
    Time                  21:55:22.76
    Latitude              36.5318 deg  +/-      0 km
    Longitude             27.1597 deg  +/-      0 km
    Depth                      17 km   +/-    1 km
    Agency                 HA
    Author                 Analyst1
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.31 s
    Azimuthal gap             127 deg

2 Network magnitudes:
    MLv       3.97 +/- 0.17  31            
    M         3.97           31 preferred  

69 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    NISR  HL    0.1 344  P       21:55:26.05  -0.1 M  1.0  NISR 
    NISR  HL    0.1 344  S       21:55:28.51  -0.2 M  1.0  NISR 
    KLNA  HL    0.4 341  P       21:55:32.64   0.9 M  1.0  KLNA 
    KLNA  HL    0.4 341  S       21:55:38.88   0.3 M  1.0  KLNA 
    ARG   HL    0.8 112  P       21:55:38.05  -0.3 M  1.0  ARG  
    ARG   HL    0.8 112  S       21:55:50.54   0.3 M  1.0  ARG  
    KARP  HL    1.0 180  P       21:55:40.84  -0.1 M  1.0  KARP 
    KARP  HL    1.0 180  S       21:55:54.27  -0.4 M  1.0  KARP 
    KRL1  HI    1.3 344  P       21:55:46.59   0.1 M  1.0  KRL1 
    KRL1  HI    1.3 344  S       21:56:04.60   0.1 M  1.0  KRL1 
    THERA HL    1.4 263  P       21:55:47.31  -0.0 M  1.0  THERA
    THERA HL    1.4 263  S       21:56:05.99  -0.1 M  1.0  THERA
    SNT1  HA    1.4 265  P       21:55:47.86   0.1 M  1.0  SNT1 
    SNT1  HA    1.4 265  S       21:56:06.99   0.2 M  1.0  SNT1 
    THT1  HT    1.4 264  P       21:55:47.81   0.0 M  1.0  THT1 
    THT1  HT    1.4 264  S       21:56:07.11   0.3 M  1.0  THT1 
    CMBO  HT    1.4 268  P       21:55:48.19   0.2 M  1.0  CMBO 
    CMBO  HT    1.4 268  S       21:56:07.53   0.4 M  1.0  CMBO 
    APE   HL    1.4 292  P       21:55:48.30   0.2 M  1.0  APE  
    APE   HL    1.4 292  S       21:56:07.78   0.3 M  1.0  APE  
    SNT5  HA    1.4 265  P       21:55:48.33   0.2 M  1.0  SNT5 
    SNT5  HA    1.4 265  S       21:56:08.00   0.5 M  1.0  SNT5 
    SAP3  HL    1.5 266  P       21:55:49.31   0.6 M  1.0  SAP3 
    SAP3  HL    1.5 266  S       21:56:08.81   0.3 M  1.0  SAP3 
    STIA  HC    1.6 213  P       21:55:50.49   0.1 M  1.0  STIA 
    STIA  HC    1.6 213  S       21:56:11.48   0.0 M  1.0  STIA 
    ZKR   HL    1.6 208  P       21:55:50.94   0.2 M  1.0  ZKR  
    ZKR   HL    1.6 208  S       21:56:12.18   0.1 M  1.0  ZKR  
    NPS   HL    1.8 225  P       21:55:53.01  -0.3 M  1.0  NPS  
    NPS   HL    1.8 225  S       21:56:16.42  -0.1 M  1.0  NPS  
    KNSS  HC    2.0 233  P       21:55:56.69   0.0 M  1.0  KNSS 
    KNSS  HC    2.0 233  S       21:56:22.35  -0.1 M  1.0  KNSS 
    PFKS  HC    2.0 223  P       21:55:56.87   0.1 M  1.0  PFKS 
    CHOS  HT    2.1 335  P       21:55:56.95  -0.2 M  1.0  CHOS 
    CHOS  HT    2.1 335  S       21:56:22.97  -0.4 M  1.0  CHOS 
    IDI   MN    2.2 236  P       21:55:59.26  -0.3 M  1.0  IDI  
    IDI   MN    2.2 236  S       21:56:27.35  -0.2 M  1.0  IDI  
    IPPL  HC    2.5 242  P       21:56:03.41   0.1 M  1.0  IPPL 
    KARY  HA    2.6 305  P       21:56:05.95   0.5 M  1.0  KARY 
    IMMV  HL    2.8 247  P       21:56:07.67   0.1 M  1.0  IMMV 
    PRK   HL    2.8 345  P       21:56:07.50  -0.2 M  1.0  PRK  
    PRK   HL    2.8 345  S       21:56:41.50  -0.4 M  1.0  PRK  
    SIGR  HT    2.9 339  P       21:56:08.52  -0.1 M  1.0  SIGR 
    SIGR  HT    2.9 339  S       21:56:42.67  -0.9 M  1.0  SIGR 
    RODP  HC    2.9 251  P       21:56:09.86   0.3 M  1.0  RODP 
    VLY   HL    3.0 296  P       21:56:11.02   0.5 M  1.0  VLY  
    DION  HL    3.0 301  P       21:56:11.21   0.6 M  1.0  DION 
    MRTH  HA    3.0 302  P       21:56:11.51   0.7 M  1.0  MRTH 
    MRTH  HA    3.0 302  S       21:56:46.78  -0.6 M  1.0  MRTH 
    ATHU  HA    3.1 298  P       21:56:11.76   0.4 M  1.0  ATHU 
    ATHU  HA    3.1 298  S       21:56:48.07  -0.2 M  1.0  ATHU 
    STFN  HA    3.3 300  P       21:56:16.00   0.8 M  1.0  STFN 
    STFN  HA    3.3 300  S       21:56:54.49  -0.5 M  1.0  STFN 
    MDRA  HA    3.3 297  P       21:56:15.92   0.8 M  1.0  MDRA 
    MDRA  HA    3.3 297  S       21:56:54.34  -0.6 M  1.0  MDRA 
    KTHA  HL    3.3 265  P       21:56:15.54   0.4 M  1.0  KTHA 
    KTHA  HL    3.3 265  S       21:56:54.16  -0.8 M  1.0  KTHA 
    KTHR  HC    3.4 265  P       21:56:16.60   0.7 M  1.0  KTHR 
    VLI   HL    3.4 273  P       21:56:16.62   0.4 M  1.0  VLI  
    VLI   HL    3.4 273  S       21:56:56.27  -0.6 M  1.0  VLI  
    VILL  HA    3.5 298  P       21:56:18.14   0.8 M  1.0  VILL 
    VILL  HA    3.5 298  S       21:56:58.25  -0.7 M  1.0  VILL 
    THVA  HL    3.5 301  P       21:56:18.74   0.6 M  1.0  THVA 
    THVA  HL    3.5 301  S       21:56:59.74  -0.6 M  1.0  THVA 
    AMPE  HA    3.6 300  P       21:56:19.57   0.9 M  1.0  AMPE 
    MRKA  HA    3.6 307  P       21:56:19.08   0.3 M  1.0  MRKA 
    MRKA  HA    3.6 307  S       21:57:00.54  -0.8 M  1.0  MRKA 
    THI2  HL    3.6 300  P       21:56:20.22   0.5 M  1.0  THI2 
    THI2  HL    3.6 300  S       21:57:02.09  -0.9 M  1.0  THI2 

39 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    NISR  HL    0.1 344  MLv     3.73 -0.24    250.799      
    KLNA  HL    0.4 341  MLv     3.45 -0.52     12.448      
    ARG   HL    0.8 112  MLv     3.94 -0.02    15.0694      
    KARP  HL    1.0 180  MLv     3.83 -0.14    12.5643      
    KRL1  HI    1.3 344  MLv     3.61 -0.36    3.79825      
    THERA HL    1.4 263  MLv     4.12  0.15    11.4809      
    SNT1  HA    1.4 265  MLv     4.24  0.27    9.82345      
    THT1  HT    1.4 264  MLv     3.71 -0.26    4.26001      
    CMBO  HT    1.4 268  MLv     4.64  0.67    35.9193      
    APE   HL    1.4 292  MLv     3.58 -0.39    3.07724      
    SNT5  HA    1.4 265  MLv     4.23  0.26    8.00646      
    SAP3  HL    1.5 266  MLv     4.10  0.13    16.0601      
    STIA  HC    1.6 213  MLv     4.03  0.06    7.02347      
    ZKR   HL    1.6 208  MLv     3.79 -0.17    3.97153      
    NPS   HL    1.8 225  MLv     3.90 -0.07    4.02233      
    KNSS  HC    2.0 233  MLv     4.04  0.08    4.17399      
    PFKS  HC    2.0 223  MLv     3.93 -0.03    3.21708      
    CHOS  HT    2.1 335  MLv     3.33 -0.63   0.778661      
    IDI   MN    2.2 236  MLv     4.07  0.10    3.44691      
    IPPL  HC    2.5 242  MLv     4.14  0.18    2.91459      
    KARY  HA    2.6 305  MLv     3.78 -0.19    1.03112      
    IMMV  HL    2.8 247  MLv     4.28  0.32    2.71169      
    PRK   HL    2.8 345  MLv     3.68 -0.28   0.670095      
    SIGR  HT    2.9 339  MLv     3.64 -0.33   0.550162      
    RODP  HC    2.9 251  MLv     4.19  0.22    1.85876      
    VLY   HL    3.0 296  MLv     4.22  0.25    1.81843      
    DION  HL    3.0 301  MLv     3.40 -0.57   0.762096      
    MRTH  HA    3.0 302  MLv     3.88 -0.08   0.811407      
    ATHU  HA    3.1 298  MLv     4.03  0.07   0.677332      
    STFN  HA    3.3 300  MLv     3.93 -0.04   0.614816      
    MDRA  HA    3.3 297  MLv     3.80 -0.17   0.454355      
    KTHA  HL    3.3 265  MLv     4.04  0.08   0.798665      
    KTHR  HC    3.4 265  MLv     4.08  0.12   0.814972      
    VLI   HL    3.4 273  MLv     4.13  0.17    1.15458      
    VILL  HA    3.5 298  MLv     4.13  0.16   0.797689      
    THVA  HL    3.5 301  MLv     4.82  0.86    3.66776      
    AMPE  HA    3.6 300  MLv     3.86 -0.11   0.380175      
    MRKA  HA    3.6 307  MLv     4.07  0.11   0.618038      
    THI2  HL    3.6 300  MLv     4.30  0.33   0.981323