Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 29-08-2022 and time 01:31:55 (Italy) in region 7 km E Bronte (CT)

A magnitude ML 2.2 earthquake occured in region: 7 km E Bronte (CT), on

  • 28-08-2022 23:31:55 (UTC)
  • 29-08-2022 01:31:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7740, 14.9130 at 26 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 18 7641 110431
Moio Alcantara ME 19 717 111148
Milo CT 19 1087 112235
Zafferana Etnea CT 19 9517 121752
Cesarò ME 19 2439 124191
Roccella Valdemone ME 20 666 124857

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of Acireale (52622 inhabitants)
34 Km NW of Catania (314555 inhabitants)
73 Km SW of Messina (238439 inhabitants)
74 Km SW of Reggio di Calabria (183035 inhabitants)
81 Km E of Caltanissetta (63360 inhabitants)
86 Km NW of Siracusa (122291 inhabitants)
96 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 2.2 2022-08-28
23:31:55		 37.774 14.9127 26 2023-01-31
19:03:59		 Bollettino Sismico Italiano INGV 113592001
Reviewed
Rev200 		ML 2.3 2022-08-28
23:31:54		 37.761 14.888 28 2023-01-16
17:48:51		 Sala Operativa INGV_OE (Catania) 109079391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-28 23:31:55 ± 0.09
Latitude 37.7740 ± 0.0036
Longitude 14.9127 ± 0.0057
Depth (km) 26 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113592001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 563
Semi-minor axis of confidence ellipse (meter) 162
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 302
Circular confidence region, given by single value of horizontal uncertainty (meter) 560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 50
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.02698
Epicentral distance of station farthest from the epicenter (degree) 0.99285
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 33
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 109079391
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2022-08-28 23:40:32

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 62
Type of magnitude ML
Reference to an origin 113592001
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-01-16 17:48:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CROCE.HHZ. 2022-08-28T23:32:28.28 0.6 undecidable manual S 198 109.6125 99 0.28 39
IV.ISPIC.EHZ. 2022-08-28T23:32:28.39 0.6 undecidable manual S 180 110.2119 99 0.23 39
IV.HMDC.HHZ. 2022-08-28T23:32:23.58 0.6 undecidable manual S 187 91.1421 101 0.45 39
IV.HVZN.HHZ. 2022-08-28T23:32:17.73 0.6 undecidable manual S 195 68.2761 105 0.54 40
IV.CLTA.HHZ. 2022-08-28T23:32:15.07 0.3 undecidable manual P 231 108.0141 99 0.84 49
IV.ISPIC.EHZ. 2022-08-28T23:32:14.23 0.3 undecidable manual P 180 110.2119 99 -0.34 57
IV.CROCE.HHZ. 2022-08-28T23:32:14.00 0.3 undecidable manual P 198 109.6125 99 -0.47 56
IV.HCRL.HHZ. 2022-08-28T23:32:13.98 0.6 undecidable manual S 169 55.5 109 0.07 45
IV.HLNI.HHZ. 2022-08-28T23:32:11.84 0.6 undecidable manual S 184 47.3193 112 -0.02 46
IV.HMDC.HHZ. 2022-08-28T23:32:11.20 0.3 undecidable manual P 187 91.1421 101 -0.46 58
IV.RAFF.HHZ. 2022-08-28T23:32:10.01 0.3 undecidable manual P 219 78.0663 103 0.33 62
IV.MSRU.HHZ. 2022-08-28T23:32:09.54 0.3 undecidable manual P 44 75.2691 103 0.27 63
IV.HSRS.HHZ. 2022-08-28T23:32:09.61 0.3 undecidable manual P 160 80.364 102 -0.42 60
IV.AIO.HHZ. 2022-08-28T23:32:09.33 0.6 undecidable manual S 52 35.5422 120 0.28 45
IV.GALF.HHZ. 2022-08-28T23:32:08.92 0.6 undecidable manual S 257 31.1466 124 0.88 37
IV.LIBRI.HHZ. 2022-08-28T23:32:08.16 0.6 undecidable manual S 2 34.3434 121 -0.61 41
IV.IVPL.HHZ. 2022-08-28T23:32:08.27 0.3 undecidable manual P 5 67.0773 105 0.23 65
IV.HVZN.HHZ. 2022-08-28T23:32:08.18 0.1 undecidable manual P 195 68.2761 105 -0.05 88
IV.HCRL.HHZ. 2022-08-28T23:32:06.06 0.1 negative manual P 169 55.5 109 -0.27 86
IV.ECTS.HHZ. 2022-08-28T23:32:06.16 0.6 undecidable manual S 57 21.867 135 0.04 48
IV.MPNC.HHZ. 2022-08-28T23:32:06.56 0.3 undecidable manual P 43 56.499 108 0.08 68
IV.EPMN.HHZ. 2022-08-28T23:32:06.95 0.6 undecidable manual S 77 23.754 132 0.47 44
IV.EPZF.HHZ. 2022-08-28T23:32:04.48 0.6 undecidable manual S 319 7.3815 162 0.41 45
IV.MSFR.HHZ. 2022-08-28T23:32:04.14 0.3 undecidable manual P 316 40.2264 116 -0.02 70
IV.ECZM.HHN. 2022-08-28T23:32:04.03 0.6 undecidable manual S 189 4.7952 168 0.14 48
IV.EMFS.HHE. 2022-08-28T23:32:04.26 0.6 undecidable manual S 129 9.5793 157 -0.02 49
IV.HLNI.HHZ. 2022-08-28T23:32:04.83 0.1 negative manual P 184 47.3193 112 -0.33 87
IV.EMPL.HHZ. 2022-08-28T23:32:04.08 0.6 undecidable manual S 154 11.6772 153 -0.43 46
IV.EMCN.HHN. 2022-08-28T23:32:04.66 0.6 undecidable manual S 80 10.7781 155 0.25 47
IV.ESCV.HHZ. 2022-08-28T23:32:03.58 0.6 undecidable manual S 251 9.0798 159 -0.64 43
IV.GALF.HHZ. 2022-08-28T23:32:03.18 0.1 undecidable manual P 257 31.1466 124 0.23 91
IV.LIBRI.HHZ. 2022-08-28T23:32:03.18 0.1 undecidable manual P 2 34.3434 121 -0.19 91
IV.AIO.HHZ. 2022-08-28T23:32:03.55 0.1 undecidable manual P 52 35.5422 120 0.02 95
IV.MUCR.HHZ. 2022-08-28T23:32:02.55 0.1 undecidable manual P 354 30.0477 125 -0.25 91
IV.EPOZ.HHZ. 2022-08-28T23:32:02.75 0.3 undecidable manual P 115 26.751 129 0.36 67
IV.ESAL.HHZ. 2022-08-28T23:32:01.97 0.1 undecidable manual P 96 19.5693 139 0.38 90
IV.ECTS.HHZ. 2022-08-28T23:32:01.69 0.1 positive manual P 57 21.867 135 -0.14 94
IV.EPIT.HHZ. 2022-08-28T23:32:01.12 0.1 undecidable manual P 72 13.2756 150 0.09 97
IV.EVRN.HHZ. 2022-08-28T23:32:01.68 0.3 undecidable manual P 116 21.6672 135 -0.14 71
IV.EPMN.HHZ. 2022-08-28T23:32:01.99 0.3 undecidable manual P 77 23.754 132 -0.05 72
IV.EMFS.HHE. 2022-08-28T23:32:00.73 0.1 undecidable manual P 129 9.5793 157 -0.04 99
IV.EMNR.HHZ. 2022-08-28T23:32:00.94 0.1 undecidable manual P 64 10.9779 154 0.08 98
IV.EMPL.HHZ. 2022-08-28T23:32:00.88 0.1 undecidable manual P 154 11.6772 153 -0.02 99
IV.EMCN.HHN. 2022-08-28T23:32:00.93 0.1 undecidable manual P 80 10.7781 155 0.09 97
IV.ECHR.HHE. 2022-08-28T23:32:00.87 0.1 undecidable manual P 180 9.6792 157 0.09 97
IV.EPZF.HHZ. 2022-08-28T23:32:00.37 0.1 undecidable manual P 319 7.3815 162 -0.28 94
IV.ECZM.HHN. 2022-08-28T23:32:00.40 0.1 undecidable manual P 189 4.7952 168 -0.15 97
IV.ESCV.HHZ. 2022-08-28T23:32:00.40 0.1 undecidable manual P 251 9.0798 159 -0.34 93
IV.ESVO.HHE. 2022-08-28T23:32:00.48 0.1 undecidable manual P 92 2.997 173 -0.03 100
IV.EMSG.HHZ. 2022-08-28T23:32:00.50 0.1 positive manual P 32 6.0939 165 -0.1 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EMSG.HHN. ML:2.6 0.00248 0.22 AML other m 2022-08-28T23:32:04.37
IV.EPZF.HHE. ML:2.9 0.00437 1.56 AML other m 2022-08-28T23:32:04.14
IV.EPZF.HHN. ML:2.6 0.0024500000000000004 1.2 AML other m 2022-08-28T23:32:04.35
IV.EPIT.HHN. ML:2.5 0.001625 1.06 AML other m 2022-08-28T23:32:06.12
IV.ESCV.HHE. ML:2.3 0.0012055 0.24 AML other m 2022-08-28T23:32:06.62
IV.EMSG.HHE. ML:2.5 0.00181 0.74 AML other m 2022-08-28T23:32:06.39
IV.EMPL.HHN. ML:2.6 0.0021000000000000003 0.3 AML other m 2022-08-28T23:32:06.86
IV.ESCV.HHN. ML:2.4 0.00146 1.76 AML other m 2022-08-28T23:32:06.93
IV.ECTS.HHE. ML:2.0 0.0005455 1.46 AML other m 2022-08-28T23:32:07.73
IV.ECTS.HHN. ML:1.9 0.00033850000000000004 0.88 AML other m 2022-08-28T23:32:07.11
IV.EPMN.HHN. ML:2.1 0.0005520000000000001 0.32 AML other m 2022-08-28T23:32:07.62
IV.ESAL.HHE. ML:2.3 0.0010409999999999998 0.42 AML other m 2022-08-28T23:32:07.88
IV.EMPL.HHE. ML:2.6 0.0019749999999999998 0.5 AML other m 2022-08-28T23:32:07.69
IV.EVRN.HHE. ML:2.2 0.000742 0.22 AML other m 2022-08-28T23:32:08.01
IV.EPIT.HHE. ML:2.4 0.00124 1.48 AML other m 2022-08-28T23:32:08.79
IV.EPMN.HHE. ML:2.1 0.00047850000000000003 1.42 AML other m 2022-08-28T23:32:08.10
IV.ESAL.HHN. ML:2.1 0.0006895 0.5 AML other m 2022-08-28T23:32:08.76
IV.EVRN.HNN. ML:2.4 0.0010145 0.94 AML other m 2022-08-28T23:32:09.61
IV.LIBRI.HHE. ML:1.8 0.000202 0.4 AML other m 2022-08-28T23:32:09.31
IV.LIBRI.HHN. ML:1.8 0.00021300000000000003 0.52 AML other m 2022-08-28T23:32:09.35
IV.EPOZ.HHN. ML:2.0 0.00039549999999999996 0.42 AML other m 2022-08-28T23:32:09.15
IV.EVRN.HNE. ML:2.2 0.0007729999999999999 0.5 AML other m 2022-08-28T23:32:09.49
IV.EVRN.HHN. ML:2.3 0.000976 0.16 AML other m 2022-08-28T23:32:09.61
IV.AIO.HHE. ML:1.8 0.00019 1.18 AML other m 2022-08-28T23:32:09.10
IV.LIBRI.HNN. ML:2.0 0.0003095 1.16 AML other m 2022-08-28T23:32:10.08
IV.MUCR.HHE. ML:1.6 0.00015699999999999997 0.34 AML other m 2022-08-28T23:32:10.14
IV.AIO.HHN. ML:2.0 0.000288 0.26 AML other m 2022-08-28T23:32:10.19
IV.EPOZ.HNN. ML:2.1 0.000454 0.72 AML other m 2022-08-28T23:32:10.16
IV.GALF.HHN. ML:2.4 0.0008335 0.6 AML other m 2022-08-28T23:32:10.54
IV.EPOZ.HHE. ML:2.1 0.0005295000000000001 1.02 AML other m 2022-08-28T23:32:10.08
IV.EPOZ.HNE. ML:2.1 0.000518 1.02 AML other m 2022-08-28T23:32:10.60
IV.MUCR.HHN. ML:1.7 0.0001885 0.8 AML other m 2022-08-28T23:32:10.30
IV.MSFR.HHE. ML:1.2 0.000050050000000000004 0.42 AML other m 2022-08-28T23:32:11.42
IV.LIBRI.HNE. ML:2.0 0.00035950000000000006 0.6 AML other m 2022-08-28T23:32:11.54
IV.GALF.HHE. ML:2.4 0.0010205000000000001 1.52 AML other m 2022-08-28T23:32:11.94
IV.HLNI.HHN. ML:2.1 0.00028700000000000004 0.96 AML other m 2022-08-28T23:32:12.94
IV.MSFR.HHN. ML:1.3 0.00006154999999999999 1.3 AML other m 2022-08-28T23:32:13.06
IV.HLNI.HHE. ML:2.1 0.000279 1.36 AML other m 2022-08-28T23:32:13.14
IV.HCRL.HHE. ML:2.1 0.000268 0.44 AML other m 2022-08-28T23:32:14.47
IV.MPNC.HHE. ML:2.2 0.00035499999999999996 0.46 AML other m 2022-08-28T23:32:15.84
IV.HCRL.HHN. ML:2.0 0.0001815 1.24 AML other m 2022-08-28T23:32:16.63
IV.MPNC.HHN. ML:2.2 0.00028849999999999997 0.54 AML other m 2022-08-28T23:32:16.56
IV.IVPL.HHE. ML:2.2 0.00025550000000000003 1.5 AML other m 2022-08-28T23:32:20.96
IV.IVPL.HNN. ML:2.2 0.00027600000000000004 0.32 AML other m 2022-08-28T23:32:20.71
IV.IVPL.HHN. ML:2.1 0.00022700000000000002 0.34 AML other m 2022-08-28T23:32:20.72
IV.IVPL.HNE. ML:2.2 0.00023150000000000002 0.38 AML other m 2022-08-28T23:32:20.93
IV.HVZN.HNN. ML:2.3 0.00034250000000000003 1.16 AML other m 2022-08-28T23:32:21.69
IV.HSRS.HHN. ML:1.8 0.00008555 0.62 AML other m 2022-08-28T23:32:21.92
IV.HVZN.HNE. ML:2.2 0.000279 0.38 AML other m 2022-08-28T23:32:22.13
IV.HVZN.HHE. ML:2.3 0.0003005 0.38 AML other m 2022-08-28T23:32:22.32
IV.HSRS.HHE. ML:2.0 0.00011949999999999999 0.3 AML other m 2022-08-28T23:32:22.57
IV.RAFF.HHN. ML:1.8 0.00008785000000000001 1.06 AML other m 2022-08-28T23:32:23.33
IV.HMDC.HHE. ML:1.9 0.0000809 0.18 AML other m 2022-08-28T23:32:24.39
IV.HVZN.HHN. ML:2.3 0.000333 0.32 AML other m 2022-08-28T23:32:24.57
IV.RAFF.HHE. ML:1.9 0.0001052 1.24 AML other m 2022-08-28T23:32:24.67
IV.HMDC.HHN. ML:2.3 0.00022950000000000002 1.1 AML other m 2022-08-28T23:32:24.70
IV.CROCE.HHE. ML:2.4 0.000237 1.66 AML other m 2022-08-28T23:32:29.84
IV.CROCE.HNN. ML:2.4 0.00022700000000000002 0.78 AML other m 2022-08-28T23:32:29.42
IV.CROCE.HHN. ML:2.4 0.0001835 0.26 AML other m 2022-08-28T23:32:29.56
IV.CROCE.HNE. ML:2.5 0.00029049999999999996 0.7 AML other m 2022-08-28T23:32:29.84
IV.ISPIC.EHN. ML:2.2 0.00014299999999999998 1.08 AML other m 2022-08-28T23:32:30.95
IV.ISPIC.EHE. ML:2.2 0.00013900000000000002 0.84 AML other m 2022-08-28T23:32:31.41
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