Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 22-01-2020 and time 23:40:41 (UTC) in region 4 km S Longi (ME)

A magnitude ML 2.5 earthquake occured in region: 4 km S Longi (ME), on

  • 22-01-2020 23:40:41 (UTC)
  • 23-01-2020 00:40:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.9970, 14.7440 at 31 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Longi ME 4 1473 1473
Alcara li Fusi ME 5 1980 3453
Galati Mamertino ME 5 2627 6080
Tortorici ME 8 6435 12515
Militello Rosmarino ME 8 1324 13839
Frazzanò ME 9 711 14550
San Salvatore di Fitalia ME 9 1319 15869
San Marco d'Alunzio ME 10 1996 17865
Mirto ME 10 974 18839
Castell'Umberto ME 11 3128 21967
Torrenova ME 12 4386 26353
Sant'Agata di Militello ME 13 12624 38977
Capri Leone ME 13 4515 43492
San Fratello ME 13 3707 47199
Ucria ME 13 1058 48257
Sinagra ME 14 2705 50962
Floresta ME 15 485 51447
Naso ME 15 3813 55260
Ficarra ME 15 1469 56729
Acquedolci ME 15 5744 62473
Maniace CT 16 3765 66238
Raccuja ME 16 1041 67279
San Teodoro ME 17 1403 68682
Cesarò ME 17 2439 71121
Sant'Angelo di Brolo ME 18 3090 74211
Capo d'Orlando ME 18 13254 87465
Brolo ME 19 5783 93248

Municipalities with at least 50000 inhabitants

An earthquake occurred to
57 Km NW of Acireale (52622 inhabitants)
63 Km NW of Catania (314555 inhabitants)
74 Km W of Messina (238439 inhabitants)
80 Km W of Reggio di Calabria (183035 inhabitants)
82 Km NE of Caltanissetta (63360 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000 		ML 2.5 2020-01-22
23:40:41		 37.9968 14.7442 31 2020-07-18
21:08:21		 Bollettino Sismico Italiano INGV 76669261
Reviewed
Rev100 		ML 2.4 2020-01-22
23:40:41		 37.9912 14.7437 31 2020-01-22
23:50:21		 Sala Sismica INGV-Roma 75751511
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-22 23:40:41 ± 0.1
Latitude 37.9968 ± 0.0063
Longitude 14.7442 ± 0.0080
Depth (km) 31 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76669261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 849
Semi-minor axis of confidence ellipse (meter) 174
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 318
Circular confidence region, given by single value of horizontal uncertainty (meter) 850.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 47
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.11242
Epicentral distance of station farthest from the epicenter (degree) 2.13769
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 31
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 44
Type of magnitude ML
Reference to an origin 75751511
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-22 23:50:21

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 33
Type of magnitude ML
Reference to an origin 76669261
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-06 15:57:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CROCE.HHZ. 2020-01-22T23:41:18.61 0.6 undecidable manual S 188 130.4694 54 0.43 38
IV.BULG.HHZ. 2020-01-22T23:41:15.81 0.3 undecidable manual P 13 237.2847 54 -0.27 34
IV.ACATE.EHZ. 2020-01-22T23:41:14.35 0.6 undecidable manual S 191 110.0121 54 0.58 38
IV.RAFF.HHZ. 2020-01-22T23:41:11.24 0.6 undecidable manual S 201 92.241 104 1.7 22
IV.CET2.HHZ. 2020-01-22T23:41:10.81 0.3 undecidable manual P 31 199.5447 54 -0.58 41
IV.HPAC.HHZ. 2020-01-22T23:41:04.28 0.3 undecidable manual P 170 145.2435 54 -0.35 56
IV.IFIL.HHZ. 2020-01-22T23:41:03.89 0.6 undecidable manual S 347 64.5909 111 1.39 28
IV.CROCE.HHZ. 2020-01-22T23:41:02.20 0.1 positive manual P 188 130.4694 54 -0.59 72
IV.CSLB.HHZ. 2020-01-22T23:41:01.15 0.6 undecidable manual S 264 60.3951 112 -0.3 45
IV.MPNC.HHZ. 2020-01-22T23:41:00.71 0.6 undecidable manual S 72 55.6998 114 0.41 44
IV.PLLN.EHZ. 2020-01-22T23:41:00.13 0.6 undecidable manual S 270 52.503 116 0.59 42
IV.ACATE.EHZ. 2020-01-22T23:40:59.69 0.3 undecidable manual P 191 110.0121 54 -0.56 57
IV.MILZ.HHZ. 2020-01-22T23:40:59.67 0.6 undecidable manual S 54 52.3032 116 0.2 46
MN.CEL.HHZ. 2020-01-22T23:40:59.33 0.3 undecidable manual P 73 104.5176 54 -0.23 63
IV.IVPL.HHZ. 2020-01-22T23:40:58.83 0.6 undecidable manual S 26 46.8198 119 0.64 42
IV.ALJA.HHZ. 2020-01-22T23:40:58.84 0.3 undecidable manual P 253 90.9423 104 1.22 44
IV.IVGP.HHN. 2020-01-22T23:40:58.62 0.6 undecidable manual S 23 48.2184 118 0.11 48
IV.AIO.HHZ. 2020-01-22T23:40:57.01 0.6 undecidable manual S 94 42.8238 121 -0.25 47
IV.RAFF.HHZ. 2020-01-22T23:40:57.63 0.1 undecidable manual P 201 92.241 104 -0.17 86
IV.RESU.HHZ. 2020-01-22T23:40:56.24 0.6 undecidable manual P 237 71.6727 109 1.48 27
IV.MSRU.HHZ. 2020-01-22T23:40:55.01 0.3 undecidable manual P 66 72.9714 108 0.05 69
IV.GALF.HHZ. 2020-01-22T23:40:55.32 0.6 undecidable manual S 206 35.3424 127 -0.29 47
IV.EMSG.HHZ. 2020-01-22T23:40:54.32 0.6 undecidable manual S 137 26.5512 136 0.47 46
IV.EPZF.HHZ. 2020-01-22T23:40:54.50 0.6 undecidable manual S 153 21.5673 142 1.52 28
IV.IFIL.HHZ. 2020-01-22T23:40:53.72 0.1 negative manual P 347 64.5909 111 -0.03 94
IV.PLLN.EHZ. 2020-01-22T23:40:52.10 0.1 positive manual P 270 52.503 116 0.07 96
IV.ILLI.HHZ. 2020-01-22T23:40:52.80 0.3 undecidable manual P 20 52.9026 116 0.72 60
IV.EVRN.HNN. 2020-01-22T23:40:52.35 0.6 undecidable manual P 135 48.4182 118 0.89 37
IV.CSLB.HHZ. 2020-01-22T23:40:52.72 0.1 positive manual P 264 60.3951 112 -0.42 87
IV.PETRA.HHZ. 2020-01-22T23:40:52.71 0.1 undecidable manual P 252 57.9975 113 -0.09 94
IV.MPNC.HHZ. 2020-01-22T23:40:52.30 0.1 undecidable manual P 72 55.6998 114 -0.17 93
IV.ESML.HHZ. 2020-01-22T23:40:51.04 0.1 undecidable manual P 164 43.623 121 0.21 94
IV.MILZ.HHZ. 2020-01-22T23:40:51.77 0.3 undecidable manual P 54 52.3032 116 -0.22 69
IV.IVPL.HHZ. 2020-01-22T23:40:51.37 0.1 undecidable manual P 26 46.8198 119 0.11 95
IV.IVGP.HHN. 2020-01-22T23:40:51.43 0.1 undecidable manual P 23 48.2184 118 -0.01 97
IV.ECHR.HHE. 2020-01-22T23:40:50.31 0.3 undecidable manual P 157 37.5291 125 0.28 70
IV.MUCR.HHZ. 2020-01-22T23:40:50.57 0.6 undecidable manual S 66 12.4764 156 -1.16 35
IV.ESLN.HHZ. 2020-01-22T23:40:50.68 0.3 undecidable manual P 149 39.2274 124 0.43 68
IV.AIO.HHZ. 2020-01-22T23:40:50.31 0.1 negative manual P 94 42.8238 121 -0.41 90
IV.MSFR.HHZ. 2020-01-22T23:40:50.92 0.6 undecidable manual S 287 13.9749 154 -0.98 38
IV.EMCN.HNE. 2020-01-22T23:40:49.95 0.3 undecidable manual P 132 34.1436 128 0.34 70
IV.GALF.HHZ. 2020-01-22T23:40:49.45 0.1 negative manual P 206 35.3424 127 -0.31 93
IV.EPIT.HHN. 2020-01-22T23:40:49.72 0.3 undecidable manual P 127 34.2435 128 0.09 74
IV.EMSG.HHZ. 2020-01-22T23:40:48.69 0.1 negative manual P 137 26.5512 136 -0.06 100
IV.MSFR.HHZ. 2020-01-22T23:40:47.07 0.1 positive manual P 287 13.9749 154 -0.55 91
IV.EPZF.HHZ. 2020-01-22T23:40:47.98 0.1 negative manual P 153 21.5673 142 -0.27 97
IV.MUCR.HHZ. 2020-01-22T23:40:46.95 0.1 positive manual P 66 12.4764 156 -0.57 91
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MUCR.HHE. ML:2.3 0.000931288 0.384 AML other m 2020-01-22T23:40:50.86
IV.MUCR.HHN. ML:2.5 0.001349775 0.3456 AML other m 2020-01-22T23:40:51.81
IV.EMSG.HHE. ML:2.7 0.001613167 0.3968 AML other m 2020-01-22T23:40:55.18
IV.EPZF.HHE. ML:2.8 0.0022383670000000002 0.3456 AML other m 2020-01-22T23:40:56.19
IV.EMSG.HHN. ML:2.7 0.001860876 0.6016 AML other m 2020-01-22T23:40:56.10
IV.EPZF.HHN. ML:3.1 0.005062732 0.3712 AML other m 2020-01-22T23:40:56.22
IV.AIO.HHE. ML:2.2 0.00035348469999999996 0.448 AML other m 2020-01-22T23:40:58.00
IV.AIO.HHN. ML:2.3 0.0005429602 0.3584 AML other m 2020-01-22T23:40:57.71
IV.PLLN.EHE. ML:2.8 0.0012749355 0.4608 AML other m 2020-01-22T23:41:01.98
IV.PLLN.EHN. ML:2.9 0.001709738 0.3456 AML other m 2020-01-22T23:41:01.00
IV.MILZ.HHN. ML:2.4 0.0005158361 0.4608 AML other m 2020-01-22T23:41:02.79
IV.MILZ.HHE. ML:2.5 0.00069207235 0.4352 AML other m 2020-01-22T23:41:02.80
IV.MPNC.HHN. ML:2.5 0.00059076085 0.384 AML other m 2020-01-22T23:41:02.82
IV.CSLB.HHN. ML:1.8 0.000118838 0.32 AML other m 2020-01-22T23:41:03.83
IV.CSLB.HHE. ML:1.9 0.00014423125 0.4608 AML other m 2020-01-22T23:41:04.19
IV.PETRA.HHE. ML:2.2 0.00028788035 0.384 AML other m 2020-01-22T23:41:05.57
IV.IFIL.HHE. ML:3.1 0.0019401825 0.5376 AML other m 2020-01-22T23:41:05.79
IV.PETRA.HHN. ML:2.2 0.0002853323 0.32 AML other m 2020-01-22T23:41:06.16
IV.IFIL.HHN. ML:2.7 0.00090554235 0.2432 AML other m 2020-01-22T23:41:06.89
IV.MSRU.HHE. ML:2.3 0.00028233595 0.384 AML other m 2020-01-22T23:41:08.79
IV.MSRU.HHN. ML:2.3 0.00029397865000000003 0.4352 AML other m 2020-01-22T23:41:09.30
IV.ACATE.EHN. ML:2.7 0.0003794535 0.4096 AML other m 2020-01-22T23:41:14.65
IV.ACATE.HNN. ML:2.7 0.00039411865 0.4352 AML other m 2020-01-22T23:41:14.64
MN.CEL.HHE. ML:2.0 0.00009382254 0.5632 AML other m 2020-01-22T23:41:17.54
MN.CEL.HNE. ML:2.0 0.00009472425 0.576 AML other m 2020-01-22T23:41:17.54
IV.CROCE.HNN. ML:2.6 0.00026325720000000004 0.3456 AML other m 2020-01-22T23:41:18.98
IV.CROCE.HHN. ML:2.6 0.0002219934 0.3456 AML other m 2020-01-22T23:41:18.99
IV.CROCE.HNE. ML:2.6 0.00026764709999999996 0.3072 AML other m 2020-01-22T23:41:18.98
IV.CROCE.HHE. ML:2.5 0.00021080494999999998 0.32 AML other m 2020-01-22T23:41:18.99
IV.HPAC.HHE. ML:2.5 0.000150990635 0.256 AML other m 2020-01-22T23:41:24.31
IV.CET2.HHE. ML:2.1 0.000035393524999999994 0.32 AML other m 2020-01-22T23:41:36.12
IV.CET2.HHN. ML:2.4 0.00006577990999999999 0.4992 AML other m 2020-01-22T23:41:38.76
IV.BULG.HHE. ML:2.0 0.000021176609999999997 0.4224 AML other m 2020-01-22T23:41:44.08
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Waveforms Seismic signals in miniseed + resp format Download