Earthquake Information
 Origin Time
2023-03-21 00:20:14 (GMT)
 Magnitude
M 4.6
 Latitude
38.9302° N
 Longitude
21.1965° E
 Focal Depth
3 km
 # of Arrivals
84
 Location 31.4 km SE of Arta
38.7 km E of Preveza
244.7 km WNW of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  ShakeMap  Foc.Mech.
  

  Focal Mechanism

Foc.Mech. Strike (°) Dip (°) Rake (°) Seism.Mom. (dyn*cm)
18166-128 6.74E+22

Latitude (°N) Longitude (°E) Depth (km) Magnitude Mw
38.968721.183410.04.5

Source parameters determination

Click here for detailed focal mechanism solution


  Intensity map


PGA
PGV
MI

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


  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
LKD2HT49.2251 P00:20:24.14 0.51.0M
LKD2HT49.2251 S00:20:31.16 0.51.0M
GR201Y58.3 55 P00:20:24.50 -0.71.0M
GR201Y58.3 55 S00:20:32.28 -1.01.0M
MSL1HI65.1162 P00:20:26.84 0.71.0M
MSL1HI65.1162 S00:20:35.88 0.81.0M
TRKAHL84.9 35 P00:20:29.35 -0.11.0M
TRKAHL84.9 35 S00:20:40.47 -0.31.0M
JANHL86.1340 P00:20:29.49 -0.11.0M
JANHL86.1340 S00:20:40.72 -0.51.0M
UPRHP88.3144 P00:20:30.11 0.11.0M
UPRHP88.3144 S00:20:41.53 -0.21.0M
PATCHL88.3146 P00:20:30.70 0.71.0M
PATCHL88.3146 S00:20:41.68 -0.11.0M
DRESHA88.7140 P00:20:30.45 0.41.0M
DRESHA88.7140 S00:20:41.41 -0.51.0M
SOFAHL89.9 60 P00:20:30.21 0.01.0M
SOFAHL89.9 60 S00:20:41.87 -0.41.0M
ATHRHA96.1225 P00:20:30.80 -0.51.0M
ATHRHA96.1225 S00:20:43.85 -0.21.0M
GR171Y96.8 23 P00:20:31.01 -0.41.0M
GR171Y96.8 23 S00:20:43.85 -0.41.0M
KALEHA101.5126 P00:20:31.96 -0.21.0M
KALEHA101.5126 S00:20:45.02 -0.71.0M
LX11HA104.7219 P00:20:32.28 -0.31.0M
LX11HA104.7219 S00:20:45.76 -0.61.0M
LAM2HI106.9 92 P00:20:32.57 -0.41.0M
LAM2HI106.9 92 S00:20:46.48 -0.61.0M
HAVDHA107.3221 P00:20:32.51 -0.51.0M
HAVDHA107.3221 S00:20:46.72 -0.41.0M
AIOACL111.0137 P00:20:33.84 0.21.0M
AIOACL111.0137 S00:20:48.06 -0.11.0M
GR151Y113.1353 P00:20:33.64 -0.41.0M
GR151Y113.1353 S00:20:48.93 0.01.0M
GR281Y115.8182 P00:20:34.92 0.61.0M
GR281Y115.8182 S00:20:50.10 0.61.0M
DLFAHL123.4114 P00:20:35.16 -0.51.0M
DLFAHL123.4114 S00:20:51.64 -0.21.0M
KLV1HI127.5141 P00:20:36.86 0.61.0M
KLV1HI127.5141 S00:20:53.76 0.81.0M
GINAHL131.4 51 P00:20:36.64 -0.21.0M
GINAHL131.4 51 S00:20:54.09 0.21.0M
KRK1HI133.9305 P00:20:38.04 0.81.0M
KRK1HI133.9305 S00:20:54.90 0.41.0M
NESNHT145.6 53 P00:20:38.37 -0.61.0M
NESNHT145.6 53 S00:20:57.93 0.21.0M
VOL2HI158.8 72 P00:20:41.43 0.41.0M
VOL2HI158.8 72 S00:21:02.10 0.81.0M
ATALHA160.3 99 P00:20:41.27 -0.11.0M
ATALHA160.3 99 S00:21:01.49 -0.31.0M
AMTHP161.7164 P00:20:41.79 0.31.0M
AMTHP161.7164 S00:21:02.76 0.71.0M
THALHA161.8128 P00:20:41.92 0.41.0M
THALHA161.8128 S00:21:01.79 -0.31.0M
NESTHT165.6356 P00:20:42.31 0.11.0M
NESTHT165.6356 S00:21:03.67 0.41.0M
LITHT171.0 40 P00:20:42.79 -0.21.0M
LITHT171.0 40 S00:21:04.55 -0.11.0M
KIASHA171.4128 P00:20:43.33 0.41.0M
KIASHA171.4128 S00:21:05.06 0.41.0M
DOMVHA172.1116 P00:20:43.39 0.31.0M
DOMVHA172.1116 S00:21:04.73 -0.21.0M
GR101Y176.0 11 P00:20:43.64 0.01.0M
GR101Y176.0 11 S00:21:05.52 -0.41.0M
GR231Y176.5 94 P00:20:44.41 0.71.0M
GR231Y176.5 94 S00:21:05.81 -0.11.0M
NEOHL179.6 77 P00:20:43.92 -0.21.0M
NEOHL179.6 77 S00:21:06.55 -0.11.0M
LTKHP184.2123 P00:20:45.46 0.71.0M
LTKHP184.2123 S00:21:08.40 0.71.0M
THI2HL185.6109 P00:20:45.23 0.31.0M
THI2HL185.6109 S00:21:08.15 0.11.0M
ACORHA186.0128 P00:20:45.40 0.41.0M
ACORHA186.0128 S00:21:08.27 0.11.0M
LOUTHA186.9124 P00:20:45.71 0.71.0M
LOUTHA186.9124 S00:21:08.59 0.21.0M
AMPEHA193.1111 P00:20:46.77 0.91.0M
AMPEHA193.1111 S00:21:09.61 -0.21.0M
GR111Y196.4 26 P00:20:46.19 0.01.0M
GR111Y196.4 26 S00:21:10.43 0.11.0M
THVAHL197.5110 P00:20:46.86 0.41.0M
THVAHL197.5110 S00:21:10.80 0.11.0M
THIVHA198.4111 P00:20:47.30 0.81.0M
THIVHA198.4111 S00:21:11.53 0.61.0M


  Solution details

Event:
    Public ID              nkua2023fojk
    Type                   earthquake
    Description
      region name: Greece
Origin:
    Date                   2023-03-21
    Time                  00:20:14.42
    Latitude              38.9302 deg  +/-      0 km
    Longitude             21.1965 deg  +/-      0 km
    Depth                       3 km   +/-    1 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.44 s
    Azimuthal gap              53 deg

2 Network magnitudes:
    MLv       4.58 +/- 0.21  35            
    M         4.58           35 preferred  

84 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    LKD2  HT    0.4 251  P       00:20:24.14   0.5 M  1.0  LKD2 
    LKD2  HT    0.4 251  S       00:20:31.16   0.5 M  1.0  LKD2 
    GR20  1Y    0.5  55  P       00:20:24.50  -0.7 M  1.0  GR20 
    GR20  1Y    0.5  55  S       00:20:32.28  -1.0 M  1.0  GR20 
    MSL1  HI    0.6 162  P       00:20:26.84   0.7 M  1.0  MSL1 
    MSL1  HI    0.6 162  S       00:20:35.88   0.8 M  1.0  MSL1 
    TRKA  HL    0.8  35  P       00:20:29.35  -0.1 M  1.0  TRKA 
    TRKA  HL    0.8  35  S       00:20:40.47  -0.3 M  1.0  TRKA 
    JAN   HL    0.8 340  P       00:20:29.49  -0.1 M  1.0  JAN  
    JAN   HL    0.8 340  S       00:20:40.72  -0.5 M  1.0  JAN  
    PATC  HL    0.8 146  P       00:20:30.70   0.7 M  1.0  PATC 
    PATC  HL    0.8 146  S       00:20:41.68  -0.1 M  1.0  PATC 
    UPR   HP    0.8 144  P       00:20:30.11   0.1 M  1.0  UPR  
    UPR   HP    0.8 144  S       00:20:41.53  -0.2 M  1.0  UPR  
    DRES  HA    0.8 140  P       00:20:30.45   0.4 M  1.0  DRES 
    DRES  HA    0.8 140  S       00:20:41.41  -0.5 M  1.0  DRES 
    SOFA  HL    0.8  60  P       00:20:30.21  -0.0 M  1.0  SOFA 
    SOFA  HL    0.8  60  S       00:20:41.87  -0.4 M  1.0  SOFA 
    ATHR  HA    0.9 225  P       00:20:30.80  -0.5 M  1.0  ATHR 
    ATHR  HA    0.9 225  S       00:20:43.85  -0.2 M  1.0  ATHR 
    GR17  1Y    0.9  23  P       00:20:31.01  -0.4 M  1.0  GR17 
    GR17  1Y    0.9  23  S       00:20:43.85  -0.4 M  1.0  GR17 
    KALE  HA    0.9 126  P       00:20:31.96  -0.2 M  1.0  KALE 
    KALE  HA    0.9 126  S       00:20:45.02  -0.7 M  1.0  KALE 
    LX11  HA    0.9 219  P       00:20:32.28  -0.3 M  1.0  LX11 
    LX11  HA    0.9 219  S       00:20:45.76  -0.6 M  1.0  LX11 
    LAM2  HI    1.0  92  P       00:20:32.57  -0.4 M  1.0  LAM2 
    LAM2  HI    1.0  92  S       00:20:46.48  -0.6 M  1.0  LAM2 
    HAVD  HA    1.0 221  P       00:20:32.51  -0.5 M  1.0  HAVD 
    HAVD  HA    1.0 221  S       00:20:46.72  -0.4 M  1.0  HAVD 
    AIOA  CL    1.0 137  P       00:20:33.84   0.2 M  1.0  AIOA 
    AIOA  CL    1.0 137  S       00:20:48.06  -0.1 M  1.0  AIOA 
    GR15  1Y    1.0 353  P       00:20:33.64  -0.4 M  1.0  GR15 
    GR15  1Y    1.0 353  S       00:20:48.93   0.0 M  1.0  GR15 
    GR28  1Y    1.0 182  P       00:20:34.92   0.6 M  1.0  GR28 
    GR28  1Y    1.0 182  S       00:20:50.10   0.6 M  1.0  GR28 
    DLFA  HL    1.1 114  P       00:20:35.16  -0.5 M  1.0  DLFA 
    DLFA  HL    1.1 114  S       00:20:51.64  -0.2 M  1.0  DLFA 
    KLV1  HI    1.1 141  P       00:20:36.86   0.6 M  1.0  KLV1 
    KLV1  HI    1.1 141  S       00:20:53.76   0.8 M  1.0  KLV1 
    GINA  HL    1.2  51  P       00:20:36.64  -0.2 M  1.0  GINA 
    GINA  HL    1.2  51  S       00:20:54.09   0.2 M  1.0  GINA 
    KRK1  HI    1.2 305  P       00:20:38.04   0.8 M  1.0  KRK1 
    KRK1  HI    1.2 305  S       00:20:54.90   0.4 M  1.0  KRK1 
    NESN  HT    1.3  53  P       00:20:38.37  -0.6 M  1.0  NESN 
    NESN  HT    1.3  53  S       00:20:57.93   0.2 M  1.0  NESN 
    VOL2  HI    1.4  72  P       00:20:41.43   0.4 M  1.0  VOL2 
    VOL2  HI    1.4  72  S       00:21:02.10   0.8 M  1.0  VOL2 
    ATAL  HA    1.4  99  P       00:20:41.27  -0.1 M  1.0  ATAL 
    ATAL  HA    1.4  99  S       00:21:01.49  -0.3 M  1.0  ATAL 
    AMT   HP    1.5 164  P       00:20:41.79   0.3 M  1.0  AMT  
    AMT   HP    1.5 164  S       00:21:02.76   0.7 M  1.0  AMT  
    THAL  HA    1.5 128  P       00:20:41.92   0.4 M  1.0  THAL 
    THAL  HA    1.5 128  S       00:21:01.79  -0.3 M  1.0  THAL 
    NEST  HT    1.5 356  P       00:20:42.31   0.1 M  1.0  NEST 
    NEST  HT    1.5 356  S       00:21:03.67   0.4 M  1.0  NEST 
    LIT   HT    1.5  40  P       00:20:42.79  -0.2 M  1.0  LIT  
    LIT   HT    1.5  40  S       00:21:04.55  -0.1 M  1.0  LIT  
    KIAS  HA    1.5 128  P       00:20:43.33   0.4 M  1.0  KIAS 
    KIAS  HA    1.5 128  S       00:21:05.06   0.4 M  1.0  KIAS 
    DOMV  HA    1.6 116  P       00:20:43.39   0.3 M  1.0  DOMV 
    DOMV  HA    1.6 116  S       00:21:04.73  -0.2 M  1.0  DOMV 
    GR10  1Y    1.6  11  P       00:20:43.64  -0.0 M  1.0  GR10 
    GR10  1Y    1.6  11  S       00:21:05.52  -0.4 M  1.0  GR10 
    GR23  1Y    1.6  94  P       00:20:44.41   0.7 M  1.0  GR23 
    GR23  1Y    1.6  94  S       00:21:05.81  -0.1 M  1.0  GR23 
    NEO   HL    1.6  77  P       00:20:43.92  -0.2 M  1.0  NEO  
    NEO   HL    1.6  77  S       00:21:06.55  -0.1 M  1.0  NEO  
    LTK   HP    1.7 123  P       00:20:45.46   0.7 M  1.0  LTK  
    LTK   HP    1.7 123  S       00:21:08.40   0.7 M  1.0  LTK  
    THI2  HL    1.7 109  P       00:20:45.23   0.3 M  1.0  THI2 
    THI2  HL    1.7 109  S       00:21:08.15   0.1 M  1.0  THI2 
    ACOR  HA    1.7 128  P       00:20:45.40   0.4 M  1.0  ACOR 
    ACOR  HA    1.7 128  S       00:21:08.27   0.1 M  1.0  ACOR 
    LOUT  HA    1.7 124  P       00:20:45.71   0.7 M  1.0  LOUT 
    LOUT  HA    1.7 124  S       00:21:08.59   0.2 M  1.0  LOUT 
    AMPE  HA    1.7 111  P       00:20:46.77   0.9 M  1.0  AMPE 
    AMPE  HA    1.7 111  S       00:21:09.61  -0.2 M  1.0  AMPE 
    GR11  1Y    1.8  26  P       00:20:46.19  -0.0 M  1.0  GR11 
    GR11  1Y    1.8  26  S       00:21:10.43   0.1 M  1.0  GR11 
    THVA  HL    1.8 110  P       00:20:46.86   0.4 M  1.0  THVA 
    THVA  HL    1.8 110  S       00:21:10.80   0.1 M  1.0  THVA 
    THIV  HA    1.8 111  P       00:20:47.30   0.8 M  1.0  THIV 
    THIV  HA    1.8 111  S       00:21:11.53   0.6 M  1.0  THIV 

42 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    LKD2  HT    0.4 251  MLv     4.92  0.34     390.09      
    GR20  1Y    0.5  55  MLv     4.39 -0.19    68.1585      
    MSL1  HI    0.6 162  MLv     5.27  0.68    437.381      
    TRKA  HL    0.8  35  MLv     4.44 -0.15    51.3635      
    JAN   HL    0.8 340  MLv     4.33 -0.26    51.8611      
    PATC  HL    0.8 146  MLv     4.88  0.30    138.264      
    UPR   HP    0.8 144  MLv     3.88 -0.70     159.16      
    DRES  HA    0.8 140  MLv     4.47 -0.12    52.7672      
    SOFA  HL    0.8  60  MLv     4.92  0.34    149.415      
    ATHR  HA    0.9 225  MLv     4.38 -0.20    39.9727      
    GR17  1Y    0.9  23  MLv     4.31 -0.27    33.8602      
    KALE  HA    0.9 126  MLv     4.50 -0.08    49.8316      
    LX11  HA    0.9 219  MLv     4.79  0.21    93.4807      
    LAM2  HI    1.0  92  MLv     4.41 -0.17    37.7559      
    HAVD  HA    1.0 221  MLv     4.55 -0.03    51.3869      
    AIOA  CL    1.0 137  MLv     4.48 -0.10    10.9524      
    GR15  1Y    1.0 353  MLv     4.43 -0.15    36.8986      
    GR28  1Y    1.0 182  MLv     4.41 -0.17    33.8363      
    DLFA  HL    1.1 114  MLv     4.65  0.06     53.536      
    KLV1  HI    1.1 141  MLv     4.54 -0.04    40.1844      
    GINA  HL    1.2  51  MLv     5.03  0.45     119.03      
    KRK1  HI    1.2 305  MLv     4.40 -0.18    26.7849      
    NESN  HT    1.3  53  MLv     5.16  0.58    135.087      
    VOL2  HI    1.4  72  MLv     4.69  0.11    39.6806      
    ATAL  HA    1.4  99  MLv     4.34 -0.25    17.1517      
    AMT   HP    1.5 164  MLv     4.73  0.15    41.6019      
    THAL  HA    1.5 128  MLv     4.48 -0.10    41.8807      
    NEST  HT    1.5 356  MLv     4.38 -0.20    18.0285      
    LIT   HT    1.5  40  MLv     4.61  0.03    20.5657      
    KIAS  HA    1.5 128  MLv     4.80  0.22    44.2446      
    DOMV  HA    1.6 116  MLv     4.26 -0.32    12.6254      
    GR10  1Y    1.6  11  MLv     4.50 -0.08    21.0598      
    GR23  1Y    1.6  94  MLv     4.84  0.26    45.5101      
    NEO   HL    1.6  77  MLv     4.48 -0.11    26.1628      
    LTK   HP    1.7 123  MLv     3.78 -0.81    13.6549      
    THI2  HL    1.7 109  MLv     4.61  0.03    24.1223      
    ACOR  HA    1.7 128  MLv     4.43 -0.15    16.0302      
    LOUT  HA    1.7 124  MLv     4.42 -0.16    15.3738      
    AMPE  HA    1.7 111  MLv     4.40 -0.18     13.736      
    GR11  1Y    1.8  26  MLv     4.39 -0.19    12.7727      
    THVA  HL    1.8 110  MLv     5.27  0.69    96.3321      
    THIV  HA    1.8 111  MLv     4.50 -0.08    16.2969