Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 26-01-2021 and time 00:39:21 (UTC) in region 11 km NW Adrano (CT)

A magnitude ML 2.4 earthquake occured in region: 11 km NW Adrano (CT), on

  • 26-01-2021 00:39:21 (UTC)
  • 26-01-2021 01:39:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7230, 14.7390 at 21 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
Adrano CT 11 36122 36122
Bronte CT 11 19172 55294
Centuripe EN 11 5470 60764
Regalbuto EN 12 7277 68041
Cesarò ME 14 2439 70480
Troina EN 14 9373 79853
San Teodoro ME 14 1403 81256
Biancavilla CT 15 24007 105263
Maletto CT 16 3920 109183
Maniace CT 17 3765 112948
Catenanuova EN 18 4866 117814
Santa Maria di Licodia CT 18 7641 125455
Gagliano Castelferrato EN 18 3593 129048

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km NW of Catania (314555 inhabitants)
40 Km W of Acireale (52622 inhabitants)
65 Km E of Caltanissetta (63360 inhabitants)
85 Km NE of Gela (75827 inhabitants)
88 Km N of Vittoria (63339 inhabitants)
89 Km NW of Siracusa (122291 inhabitants)
89 Km N of Ragusa (73313 inhabitants)
89 Km SW of Messina (238439 inhabitants)
90 Km SW of Reggio di Calabria (183035 inhabitants)
96 Km N of Modica (54633 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 2.4 2021-01-26
00:39:21		 37.723 14.7388 21 2021-07-12
16:54:59		 Bollettino Sismico Italiano INGV 87237621
Reviewed
Rev200 		ML 2.4 2021-01-26
00:39:22		 37.773 14.797 15 2021-03-05
13:26:37		 Sala Operativa INGV_OE (Catania) 86581201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-26 00:39:21 ± 0.09
Latitude 37.7230 ± 0.0054
Longitude 14.7388 ± 0.0068
Depth (km) 21 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87237621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 640
Semi-minor axis of confidence ellipse (meter) 263
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 133
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 48
Number of associated phases, regardless of their use for origin computation 55
Number of defining phases 55
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.06475
Epicentral distance of station farthest from the epicenter (degree) 0.81209
Number of stations at which the event was observed 40
Number of stations from which data was used for origin computation 40
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 86581201
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2021-01-26 00:48:11

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 42
Type of magnitude ML
Reference to an origin 87237621
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-05 13:26:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAGA.HHZ. 2021-01-26T00:39:41.17 0.6 undecidable manual S 143 60.7947 101 0.54 42
IT.LNT.HGZ. 2021-01-26T00:39:38.93 0.6 undecidable manual S 154 53.502 103 0.21 45
IV.MSRU.HHZ. 2021-01-26T00:39:37.29 0.6 undecidable manual P 48 90.1431 97 0.21 42
IV.HMDC.HHZ. 2021-01-26T00:39:36.07 0.6 undecidable manual P 177 84.8484 98 -0.2 42
IV.HLNI.HHZ. 2021-01-26T00:39:36.57 0.3 undecidable manual S 164 43.1235 107 0.51 65
IV.ACATE.EHZ. 2021-01-26T00:39:35.44 0.1 undecidable manual P 195 80.364 98 -0.14 87
IV.EPOZ.HHZ. 2021-01-26T00:39:35.30 0.6 undecidable manual S 98 39.8268 109 0.08 48
IV.ECTS.HHZ. 2021-01-26T00:39:34.85 0.3 undecidable manual S 62 37.8288 110 0.14 71
IV.MPNC.HHZ. 2021-01-26T00:39:34.27 0.1 undecidable manual P 49 71.373 99 0.05 90
IV.SSY.HHZ. 2021-01-26T00:39:33.57 0.1 positive manual P 155 69.2751 100 -0.33 85
IV.RAFF.HHZ. 2021-01-26T00:39:33.60 0.1 undecidable manual P 211 64.6908 101 0.4 84
IV.RESU.HHE. 2021-01-26T00:39:33.04 1.0 undecidable manual P 262 60.495 101 0.47 21
IV.CSLB.HHZ. 2021-01-26T00:39:33.35 0.6 undecidable manual P 292 64.2912 101 0.21 44
IV.HAGA.HHZ. 2021-01-26T00:39:32.02 0.1 positive manual P 143 60.7947 101 -0.6 80
IV.HVZN.HHE. 2021-01-26T00:39:32.39 0.1 undecidable manual P 182 60.495 101 -0.17 89
IT.LNT.HGZ. 2021-01-26T00:39:31.00 0.3 undecidable manual P 154 53.502 103 -0.51 63
IV.HCRL.HHZ. 2021-01-26T00:39:31.23 0.1 positive manual P 152 55.2003 103 -0.54 82
IV.AIO.HHZ. 2021-01-26T00:39:31.25 0.1 undecidable manual P 57 51.3153 104 0.06 93
IV.ESLN.HHZ. 2021-01-26T00:39:31.54 0.6 undecidable manual S 99 20.9679 128 0.81 40
IV.NOV.HHZ. 2021-01-26T00:39:30.92 0.3 undecidable manual P 46 48.5181 105 0.14 69
IV.ESVO.HHZ. 2021-01-26T00:39:30.78 0.6 undecidable manual S 73 19.0698 131 0.44 46
IV.EMSG.HHZ. 2021-01-26T00:39:30.17 0.6 undecidable manual S 60 21.4674 127 -0.67 42
IV.EMPL.HHZ. 2021-01-26T00:39:30.41 0.6 undecidable manual S 103 20.868 128 -0.31 46
IV.ECHR.HNZ. 2021-01-26T00:39:30.04 0.6 undecidable manual S 105 15.7731 137 0.32 47
IV.ESML.HNZ. 2021-01-26T00:39:30.22 0.6 undecidable manual S 133 16.9719 135 0.29 47
IV.EPZF.HHZ. 2021-01-26T00:39:29.47 0.6 undecidable manual S 43 15.2736 138 -0.15 49
IV.EPOZ.HHZ. 2021-01-26T00:39:29.90 0.3 undecidable manual P 98 39.8268 109 0.4 67
IV.EFIU.HHE. 2021-01-26T00:39:29.87 0.6 undecidable manual P 80 42.0246 108 0.06 47
IV.ESAL.HHE. 2021-01-26T00:39:29.37 0.6 undecidable manual P 84 34.8429 112 0.59 42
IV.ECZM.HHZ. 2021-01-26T00:39:29.55 0.3 undecidable manual S 86 14.4744 140 0.06 75
IV.GALF.HHZ. 2021-01-26T00:39:29.62 0.6 undecidable manual S 265 15.1737 138 0.01 49
IV.ECTS.HHZ. 2021-01-26T00:39:29.00 0.1 negative manual P 62 37.8288 110 -0.2 92
IV.HLNI.HHZ. 2021-01-26T00:39:29.58 0.1 positive manual P 164 43.1235 107 -0.4 88
IV.MSFR.HHZ. 2021-01-26T00:39:28.91 0.1 undecidable manual P 340 36.8298 111 -0.14 95
IV.CAGR.HHZ. 2021-01-26T00:39:28.85 0.3 undecidable manual P 242 23.754 124 1.59 38
IV.ENIC.HNZ. 2021-01-26T00:39:28.33 0.6 undecidable manual P 112 26.8509 120 0.67 42
IV.ESCV.HHZ. 2021-01-26T00:39:28.18 0.3 undecidable manual S 68 7.1928 158 -0.29 72
IV.MUCR.HHZ. 2021-01-26T00:39:28.88 0.1 undecidable manual P 18 37.4292 110 -0.26 92
IV.EMCN.HHZ. 2021-01-26T00:39:28.35 0.6 undecidable manual P 74 26.9508 120 0.68 42
IV.EPIT.HHZ. 2021-01-26T00:39:28.14 0.3 undecidable manual P 71 29.5482 117 0.11 72
IV.EVRN.HNN. 2021-01-26T00:39:28.71 0.3 undecidable manual P 96 35.0427 112 -0.09 71
IV.ECBD.HHZ. 2021-01-26T00:39:28.47 0.6 undecidable manual P 78 31.1466 115 0.22 47
IV.ESPC.HHZ. 2021-01-26T00:39:27.06 0.6 undecidable manual P 98 25.5522 121 -0.43 45
IV.ESLN.HHZ. 2021-01-26T00:39:27.04 0.3 undecidable manual P 99 20.9679 128 0.14 73
IV.EMPL.HHZ. 2021-01-26T00:39:27.05 0.3 undecidable manual P 103 20.868 128 0.15 73
IV.EMNR.HHZ. 2021-01-26T00:39:27.72 0.3 undecidable manual P 67 27.2505 119 0.01 74
IV.EMFS.HHE. 2021-01-26T00:39:27.51 0.3 undecidable manual P 91 22.755 125 0.38 69
IV.ECHR.HNZ. 2021-01-26T00:39:26.14 0.1 negative manual P 105 15.7731 137 -0.18 96
IV.ESML.HNZ. 2021-01-26T00:39:26.50 0.1 undecidable manual P 133 16.9719 135 0.06 99
IV.EPZF.HHZ. 2021-01-26T00:39:26.24 0.1 negative manual P 43 15.2736 138 -0.02 100
IV.ESVO.HHZ. 2021-01-26T00:39:26.65 0.1 negative manual P 73 19.0698 131 -0.03 99
IV.GALF.HHZ. 2021-01-26T00:39:26.38 0.1 positive manual P 265 15.1737 138 0.12 97
IV.EMSG.HHZ. 2021-01-26T00:39:26.87 0.1 negative manual P 60 21.4674 127 -0.09 97
IV.ECZM.HHZ. 2021-01-26T00:39:25.80 0.1 negative manual P 86 14.4744 140 -0.39 93
IV.ESCV.HHZ. 2021-01-26T00:39:24.83 0.1 negative manual P 68 7.1928 158 -0.77 82
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EPZF.HHN. ML:3.1 0.0079238 1.5 AML other m 2021-01-26T00:39:31.06
IV.GALF.HHN. ML:3.2 0.009155 0.36 AML other m 2021-01-26T00:39:32.12
IV.GALF.HNN. ML:2.3 0.0012922445 0.36 AML other m 2021-01-26T00:39:32.30
IV.GALF.HHE. ML:3.2 0.009089053500000001 0.56 AML other m 2021-01-26T00:39:32.76
IV.GALF.HNE. ML:2.2 0.00111320725 0.56 AML other m 2021-01-26T00:39:32.77
IV.EPZF.HHE. ML:2.7 0.00336 0.4 AML other m 2021-01-26T00:39:34.55
IV.MUCR.HHE. ML:2.4 0.0009113211999999999 0.46 AML other m 2021-01-26T00:39:35.81
IV.ESML.HHN. ML:2.5 0.0020373285000000003 1.76 AML other m 2021-01-26T00:39:35.92
IV.ESML.HHE. ML:2.5 0.002097099 0.18 AML other m 2021-01-26T00:39:36.31
IV.HLNI.HHE. ML:2.4 0.000686 0.3 AML other m 2021-01-26T00:39:36.83
IV.MUCR.HHN. ML:2.3 0.0007344999999999999 1.52 AML other m 2021-01-26T00:39:37.10
IV.EMSG.HHN. ML:2.7 0.0028392419999999996 0.36 AML other m 2021-01-26T00:39:37.36
IV.HLNI.HHN. ML:2.3 0.0006134999999999999 0.14 AML other m 2021-01-26T00:39:37.99
IV.MSFR.HHN. ML:1.9 0.00024723445 0.32 AML other m 2021-01-26T00:39:38.30
IV.MSFR.HHE. ML:1.8 0.00021336830000000002 0.36 AML other m 2021-01-26T00:39:38.05
IV.NOV.HHN. ML:2.6 0.0011460255 0.68 AML other m 2021-01-26T00:39:38.96
IV.NOV.HHE. ML:2.6 0.0010545590499999999 0.5 AML other m 2021-01-26T00:39:38.89
IV.ECTS.HHN. ML:2.3 0.0007172030499999999 0.32 AML other m 2021-01-26T00:39:39.48
IV.AIO.HHN. ML:2.1 0.00032634775000000004 0.28 AML other m 2021-01-26T00:39:39.66
IV.EMSG.HHE. ML:2.9 0.0038200000000000005 1.64 AML other m 2021-01-26T00:39:39.96
IV.CAGR.HHN. ML:2.5 0.0015350000000000001 0.38 AML other m 2021-01-26T00:39:41.19
IV.AIO.HHE. ML:2.0 0.00023917565 0.34 AML other m 2021-01-26T00:39:41.77
IV.HCRL.HHE. ML:2.1 0.0002875 0.14 AML other m 2021-01-26T00:39:42.85
IV.HCRL.HHN. ML:2.1 0.00025168665 0.22 AML other m 2021-01-26T00:39:42.99
IV.HAGA.HHN. ML:2.1 0.00022630470000000003 0.2 AML other m 2021-01-26T00:39:43.26
IV.HAGA.HHE. ML:2.1 0.0002348288 0.18 AML other m 2021-01-26T00:39:44.28
IV.SSY.HHE. ML:2.8 0.0011392773 0.1 AML other m 2021-01-26T00:39:45.38
IV.RAFF.HHN. ML:2.0 0.00018784050000000003 1.8 AML other m 2021-01-26T00:39:46.05
IV.SSY.HHN. ML:3.2 0.002470358 0.36 AML other m 2021-01-26T00:39:47.46
IV.RAFF.HHE. ML:2.1 0.00021700000000000002 0.48 AML other m 2021-01-26T00:39:47.92
IV.ACATE.EHE. ML:2.3 0.00023779608 0.48 AML other m 2021-01-26T00:39:47.60
IV.ACATE.HNN. ML:2.3 0.00028975115000000004 0.29 AML other m 2021-01-26T00:39:49.50
IV.MPNC.HHE. ML:2.4 0.00040100000000000004 0.38 AML other m 2021-01-26T00:39:49.56
IV.HMDC.HHE. ML:2.6 0.00045663474999999996 0.18 AML other m 2021-01-26T00:39:50.30
IV.HMDC.HNE. ML:2.5 0.00037784925 0.19 AML other m 2021-01-26T00:39:50.30
IV.HMDC.HNN. ML:2.6 0.00045463325 0.37 AML other m 2021-01-26T00:39:50.46
IV.HMDC.HHN. ML:2.6 0.0005408960499999999 0.38 AML other m 2021-01-26T00:39:50.27
IV.ACATE.EHN. ML:2.3 0.00025813949999999996 0.26 AML other m 2021-01-26T00:39:50.68
IV.ACATE.HNE. ML:2.4 0.00030257734999999996 0.26 AML other m 2021-01-26T00:39:52.36
IV.MPNC.HHN. ML:2.4 0.0004373789 0.68 AML other m 2021-01-26T00:39:52.00
IV.MSRU.HHN. ML:2.3 0.0002311052 0.26 AML other m 2021-01-26T00:39:52.79
IV.MSRU.HHE. ML:2.5 0.0003428844 0.38 AML other m 2021-01-26T00:39:53.82
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