Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 29-08-2022 and time 09:26:17 (Italy) in region 7 km E Bronte (CT)

A magnitude ML 2.3 earthquake occured in region: 7 km E Bronte (CT), on

  • 29-08-2022 07:26:17 (UTC)
  • 29-08-2022 09:26:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7720, 14.9090 at 25 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
Bronte CT 7 19172 19172
Maletto CT 8 3920 23092
Randazzo CT 12 10900 33992
Maniace CT 14 3765 37757
Adrano CT 14 36122 73879
Biancavilla CT 15 24007 97886
Ragalna CT 16 3924 101810
Santa Domenica Vittoria ME 17 980 102790
Santa Maria di Licodia CT 17 7641 110431
Moio Alcantara ME 19 717 111148
Milo CT 19 1087 112235
Cesarò ME 19 2439 114674
Zafferana Etnea CT 19 9517 124191

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of Acireale (52622 inhabitants)
34 Km NW of Catania (314555 inhabitants)
74 Km SW of Messina (238439 inhabitants)
75 Km SW of Reggio di Calabria (183035 inhabitants)
81 Km E of Caltanissetta (63360 inhabitants)
86 Km NW of Siracusa (122291 inhabitants)
95 Km N of Ragusa (73313 inhabitants)
97 Km NE of Vittoria (63339 inhabitants)
98 Km NE of Gela (75827 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 2.3 2022-08-29
07:26:17		 37.7715 14.9087 25 2023-01-31
19:03:59		 Bollettino Sismico Italiano INGV 113659891
Reviewed
Rev200 		ML 2.2 2022-08-29
07:26:17		 37.794 14.885 22 2023-01-18
14:35:17		 Sala Operativa INGV_OE (Catania) 109086121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-29 07:26:17 ± 0.13
Latitude 37.7715 ± 0.0063
Longitude 14.9087 ± 0.0091
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113659891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 733
Semi-minor axis of confidence ellipse (meter) 558
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 325
Circular confidence region, given by single value of horizontal uncertainty (meter) 730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 38
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) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.03058
Epicentral distance of station farthest from the epicenter (degree) 0.98386
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:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 113659891
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-01-18 14:18:27

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 109086121
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2022-08-29 07:33:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CROCE.HHZ. 2022-08-29T07:26:50.00 0.6 undecidable manual S 198 109.2129 98 0.13 41
IV.HMDC.HHZ. 2022-08-29T07:26:45.24 0.6 undecidable manual S 187 90.8424 100 0.24 42
IV.CLTA.HHZ. 2022-08-29T07:26:37.46 0.3 undecidable manual P 231 107.6145 98 1.32 39
MN.CEL.HHZ. 2022-08-29T07:26:36.52 0.3 undecidable manual P 57 101.7204 99 1.27 42
IV.CROCE.HHZ. 2022-08-29T07:26:35.80 0.3 undecidable manual P 198 109.2129 98 -0.59 55
IV.HLNI.HHZ. 2022-08-29T07:26:33.62 0.6 undecidable manual S 184 47.0196 111 -0.08 47
IV.HMDC.HHZ. 2022-08-29T07:26:33.62 0.3 undecidable manual P 187 90.8424 100 0.04 65
IV.GIB.HHZ. 2022-08-29T07:26:32.62 0.3 undecidable manual P 288 80.9523 101 0.52 60
IV.CSLB.HHZ. 2022-08-29T07:26:32.32 0.3 undecidable manual P 284 76.7676 102 0.86 52
IV.RAFF.HHZ. 2022-08-29T07:26:31.84 0.3 undecidable manual P 218 77.5668 102 0.26 64
IV.AIO.HHZ. 2022-08-29T07:26:31.53 0.6 undecidable manual S 52 36.0417 118 0.5 44
IV.MSRU.HHZ. 2022-08-29T07:26:31.72 0.3 undecidable manual P 44 75.6687 102 0.42 62
IV.LIBRI.HHZ. 2022-08-29T07:26:30.18 0.6 undecidable manual S 3 34.6431 119 -0.54 43
IV.IVPL.HHZ. 2022-08-29T07:26:30.47 0.3 undecidable manual P 5 67.377 104 0.42 63
IV.EPMN.HHZ. 2022-08-29T07:26:28.96 0.6 undecidable manual S 77 24.1536 131 0.55 44
IV.MPNC.HHZ. 2022-08-29T07:26:28.25 0.3 undecidable manual P 43 56.8986 107 -0.25 66
IV.ECBD.HHN. 2022-08-29T07:26:27.71 0.6 undecidable manual S 86 15.6732 144 0.86 39
IV.EPIT.HHZ. 2022-08-29T07:26:27.39 0.6 undecidable manual S 71 13.6752 148 0.82 40
IV.ECTS.HHZ. 2022-08-29T07:26:27.93 0.6 undecidable manual S 57 22.2555 133 -0.1 49
IV.EPZF.HHZ. 2022-08-29T07:26:26.27 0.6 undecidable manual S 322 7.3815 162 0.43 46
IV.ESVO.HHE. 2022-08-29T07:26:26.34 0.6 undecidable manual S 87 3.3966 171 0.75 41
IV.ESPC.HHN. 2022-08-29T07:26:26.09 0.6 undecidable manual S 130 13.5753 148 -0.47 46
IV.ESLN.HHZ. 2022-08-29T07:26:26.50 0.6 undecidable manual S 146 10.3785 155 0.36 47
IV.EMNR.HHZ. 2022-08-29T07:26:26.97 0.6 undecidable manual S 64 11.4774 152 0.7 42
IV.HLNI.HHZ. 2022-08-29T07:26:26.81 0.1 undecidable manual P 184 47.0196 111 -0.25 91
IV.EMCN.HHN. 2022-08-29T07:26:26.61 0.6 undecidable manual S 79 11.1777 153 0.38 47
IV.AIO.HHZ. 2022-08-29T07:26:25.38 0.3 undecidable manual P 52 36.0417 118 -0.14 71
IV.EMSG.HHZ. 2022-08-29T07:26:25.69 0.6 undecidable manual S 33 6.5934 164 -0.09 50
IV.MSFR.HHZ. 2022-08-29T07:26:25.88 0.3 undecidable manual P 316 40.2264 115 -0.21 69
IV.GALF.HHZ. 2022-08-29T07:26:24.96 0.3 undecidable manual P 257 30.747 123 0.14 71
IV.EPOZ.HHZ. 2022-08-29T07:26:24.46 0.3 undecidable manual P 114 26.9508 127 0.13 72
IV.MUCR.HHZ. 2022-08-29T07:26:24.36 0.1 negative manual P 354 30.2475 123 -0.4 90
IV.LIBRI.HHZ. 2022-08-29T07:26:24.85 0.3 undecidable manual P 3 34.6431 119 -0.49 66
IV.ECTS.HHZ. 2022-08-29T07:26:23.44 0.1 undecidable manual P 57 22.2555 133 -0.35 92
IV.EPMN.HHZ. 2022-08-29T07:26:23.88 0.3 undecidable manual P 77 24.1536 131 -0.12 72
IV.ECBD.HHN. 2022-08-29T07:26:23.03 0.3 undecidable manual P 86 15.6732 144 -0.08 74
IV.ESAL.HHE. 2022-08-29T07:26:23.57 0.1 undecidable manual P 95 19.869 137 0.05 99
IV.EPIT.HHZ. 2022-08-29T07:26:23.00 0.3 undecidable manual P 71 13.6752 148 0.06 75
IV.EMCN.HHN. 2022-08-29T07:26:22.68 0.1 undecidable manual P 79 11.1777 153 -0.07 100
IV.EMFO.HHE. 2022-08-29T07:26:22.52 0.3 undecidable manual P 104 16.3725 143 -0.66 64
IV.ESCV.HHN. 2022-08-29T07:26:22.09 0.1 undecidable manual P 252 8.5803 159 -0.5 92
IV.EPZF.HHZ. 2022-08-29T07:26:22.12 0.1 positive manual P 322 7.3815 162 -0.4 94
IV.ESVO.HHE. 2022-08-29T07:26:22.17 0.1 undecidable manual P 87 3.3966 171 -0.21 99
IV.EMSG.HHZ. 2022-08-29T07:26:22.10 0.1 undecidable manual P 33 6.5934 164 -0.38 94
IV.ESPC.HHN. 2022-08-29T07:26:22.34 0.1 undecidable manual P 130 13.5753 148 -0.59 88
IV.ESLN.HHZ. 2022-08-29T07:26:22.38 0.3 undecidable manual P 146 10.3785 155 -0.31 72
IV.EMNR.HHZ. 2022-08-29T07:26:22.86 0.1 undecidable manual P 64 11.4774 152 0.09 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EMSG.HHN. ML:2.7 0.00333 0.26 AML other m 2022-08-29T07:26:26.10
IV.EPZF.HHE. ML:2.9 0.00466 0.3 AML other m 2022-08-29T07:26:26.80
IV.EMSG.HHE. ML:2.8 0.0038099999999999996 0.98 AML other m 2022-08-29T07:26:27.85
IV.EPZF.HHN. ML:2.7 0.00303 0.34 AML other m 2022-08-29T07:26:28.17
IV.ECTS.HHN. ML:2.2 0.0006950000000000001 0.38 AML other m 2022-08-29T07:26:28.17
IV.EPIT.HHN. ML:2.8 0.0035499999999999998 0.44 AML other m 2022-08-29T07:26:28.22
IV.ECTS.HHE. ML:2.3 0.0008660000000000001 0.86 AML other m 2022-08-29T07:26:28.47
IV.EPMN.HHE. ML:2.2 0.00073 0.62 AML other m 2022-08-29T07:26:29.23
IV.EPMN.HHN. ML:2.3 0.0009245 0.46 AML other m 2022-08-29T07:26:29.62
IV.MUCR.HHN. ML:2.0 0.000386 0.96 AML other m 2022-08-29T07:26:29.44
IV.EPIT.HHE. ML:2.6 0.00221 0.3 AML other m 2022-08-29T07:26:30.37
IV.MUCR.HHE. ML:1.8 0.0002565 0.36 AML other m 2022-08-29T07:26:30.41
IV.LIBRI.HHE. ML:2.0 0.000304 0.38 AML other m 2022-08-29T07:26:31.07
IV.LIBRI.HNE. ML:2.2 0.0005905 0.42 AML other m 2022-08-29T07:26:31.28
IV.LIBRI.HHN. ML:2.0 0.0003055 0.5 AML other m 2022-08-29T07:26:31.12
IV.EPOZ.HHN. ML:2.1 0.0005885 0.76 AML other m 2022-08-29T07:26:31.42
IV.LIBRI.HNN. ML:2.2 0.0005175 1.1 AML other m 2022-08-29T07:26:31.89
IV.GALF.HHE. ML:2.7 0.0017050000000000001 1.58 AML other m 2022-08-29T07:26:32.88
IV.EPOZ.HHE. ML:2.4 0.000933 0.38 AML other m 2022-08-29T07:26:32.45
IV.GALF.HHN. ML:2.6 0.0014750000000000002 1.3 AML other m 2022-08-29T07:26:32.89
IV.MSFR.HHE. ML:1.6 0.0001275 0.46 AML other m 2022-08-29T07:26:33.40
IV.HLNI.HHE. ML:2.1 0.00031399999999999993 0.4 AML other m 2022-08-29T07:26:34.84
IV.HLNI.HHN. ML:2.0 0.00026700000000000004 0.94 AML other m 2022-08-29T07:26:34.65
IV.MSFR.HHN. ML:1.7 0.0001565 0.8 AML other m 2022-08-29T07:26:35.11
IV.MPNC.HHN. ML:2.2 0.00031 1.64 AML other m 2022-08-29T07:26:38.01
IV.MPNC.HHE. ML:2.1 0.00024249999999999999 0.6 AML other m 2022-08-29T07:26:39.63
IV.IVPL.HNN. ML:2.2 0.000279 1.08 AML other m 2022-08-29T07:26:42.32
IV.IVPL.HHN. ML:2.3 0.0003085 1.46 AML other m 2022-08-29T07:26:42.84
IV.IVPL.HNE. ML:2.2 0.0002855 1.02 AML other m 2022-08-29T07:26:44.09
IV.IVPL.HHE. ML:2.2 0.00028700000000000004 1 AML other m 2022-08-29T07:26:44.11
IV.RAFF.HHN. ML:1.9 0.00010850000000000001 0.86 AML other m 2022-08-29T07:26:45.05
IV.RAFF.HHE. ML:2.0 0.00011899999999999999 0.8 AML other m 2022-08-29T07:26:45.22
IV.MSRU.HHN. ML:2.0 0.000132 0.26 AML other m 2022-08-29T07:26:45.50
IV.HMDC.HHE. ML:2.0 0.000111 0.2 AML other m 2022-08-29T07:26:46.13
IV.HMDC.HNE. ML:2.5 0.000352 0.2 AML other m 2022-08-29T07:26:46.14
IV.HMDC.HHN. ML:2.6 0.000407 0.5 AML other m 2022-08-29T07:26:46.48
IV.HMDC.HNN. ML:2.6 0.00043599999999999997 0.58 AML other m 2022-08-29T07:26:46.49
IV.MSRU.HHE. ML:2.2 0.00020750000000000003 0.36 AML other m 2022-08-29T07:26:46.74
IV.GIB.HHN. ML:2.4 0.000367 0.58 AML other m 2022-08-29T07:26:47.43
IV.CSLB.HHN. ML:1.7 0.00007214999999999999 1.16 AML other m 2022-08-29T07:26:47.75
IV.GIB.HHE. ML:2.4 0.000332 1.28 AML other m 2022-08-29T07:26:48.32
IV.CSLB.HHE. ML:1.6 0.00005575 0.92 AML other m 2022-08-29T07:26:49.41
MN.CEL.HHE. ML:1.8 0.000053599999999999995 1.12 AML other m 2022-08-29T07:26:50.63
IV.CROCE.HHE. ML:2.6 0.000316 0.34 AML other m 2022-08-29T07:26:50.59
IV.CROCE.HHN. ML:2.4 0.000222 0.74 AML other m 2022-08-29T07:26:51.55
IV.ISPIC.HNE. ML:2.4 0.000203 0.28 AML other m 2022-08-29T07:26:51.49
IV.ISPIC.EHE. ML:2.4 0.000199 0.28 AML other m 2022-08-29T07:26:51.50
IV.ISPIC.HNN. ML:2.7 0.00039049999999999995 1.36 AML other m 2022-08-29T07:26:52.05
IV.ISPIC.EHN. ML:2.5 0.000277 1.36 AML other m 2022-08-29T07:26:52.06
MN.CEL.HHN. ML:1.9 0.00006850000000000001 0.42 AML other m 2022-08-29T07:26:54.87
IV.CLTA.HHE. ML:2.3 0.00017099999999999998 1.44 AML other m 2022-08-29T07:26:55.08
IV.CLTA.HHN. ML:2.0 0.00008074999999999998 0.26 AML other m 2022-08-29T07:26:55.98
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