Earthquake with magnitude of ML 2.2 on date 22-10-2022 and time 22:34:18 (UTC) in region Costa Siracusana (Siracusa)

A magnitude ML 2.2 earthquake occured in region: Costa Siracusana (Siracusa), on

  • 22-10-2022 22:34:18 (UTC)
  • 23-10-2022 00:34:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.0430, 15.3320 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Siracusa SR 4 122291 122291
Floridia SR 16 22762 145053
Priolo Gargallo SR 18 12091 157144
Solarino SR 20 8091 165235

Municipalities with at least 50000 inhabitants

An earthquake occurred to
4 Km SE of Siracusa (122291 inhabitants)
55 Km E of Modica (54633 inhabitants)
55 Km E of Ragusa (73313 inhabitants)
56 Km SE of Catania (314555 inhabitants)
65 Km S of Acireale (52622 inhabitants)
71 Km E of Vittoria (63339 inhabitants)
96 Km E 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 2022-10-22
22:34:18
37.0428 15.3317 25 2024-03-01
15:27:57
Bollettino Sismico Italiano INGV 111161361
Reviewed
Rev100
ML 2.3 2022-10-22
22:34:19
37.0597 15.3063 24 2022-10-22
22:42:18
Sala Sismica INGV-Roma 111082191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-10-22 22:34:18 ± 0.12
Latitude 37.0428 ± 0.0045
Longitude 15.3317 ± 0.0068
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 111161361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 574
Semi-minor axis of confidence ellipse (meter) 402
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 129
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 224
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.29592
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 23
Type of magnitude ML
Reference to an origin 111161361
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-19 14:11:48

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 26
Type of magnitude ML
Reference to an origin 111082191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-10-22 22:42:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IX.SCL3.EHZ.02 2022-10-22T22:36:13.04 3.0 undecidable manual Sg 15.3 0
IV.MRLC.HHZ. 2022-10-22T22:36:07.13 3.0 undecidable manual Sg 7.92 0
OT.CGL1.HHZ. 2022-10-22T22:36:06.13 3.0 undecidable manual Sn -0.42 0
IV.EL6.EHZ. 2022-10-22T22:35:58.34 3.0 undecidable manual Pn 4.65 0
IV.FAGN.HHZ. 2022-10-22T22:35:44.86 3.0 negative manual Pn 6.53 0
IV.LINA.HHZ. 2022-10-22T22:35:24.25 3.0 undecidable manual Sn -0.91 0
IX.MNT3.EHZ.02 2022-10-22T22:35:17.86 3.0 undecidable manual Pn 1.23 0
IV.ACATE.EHZ. 2022-10-22T22:34:41.60 0.6 undecidable manual S 269 73.5708 103 0.26 43
IV.CROCE.HHZ. 2022-10-22T22:34:41.20 0.6 undecidable manual S 252 74.4699 102 -0.35 42
MN.CEL.HHZ. 2022-10-22T22:34:41.61 1.0 undecidable manual P 20 143.8449 54 -0.49 18
IV.HVIT.HHE. 2022-10-22T22:34:40.80 0.6 undecidable manual S 266 71.9724 103 -0.11 45
IV.MSRU.HHZ. 2022-10-22T22:34:40.85 0.3 undecidable manual P 6 136.3635 54 -0.32 56
IV.MPNC.HHN. 2022-10-22T22:34:39.17 0.3 undecidable manual P 1 122.4885 97 -0.08 61
IV.HVZN.HHZ. 2022-10-22T22:34:37.00 0.6 undecidable manual S 286 56.499 107 0.07 46
IV.AIO.HHZ. 2022-10-22T22:34:36.40 0.3 undecidable manual P 355 103.3188 99 0.06 64
1J.FX04.HHE. 2022-10-22T22:34:35.90 0.3 undecidable manual S 329 49.617 110 0.73 58
IV.HLNI.HHE. 2022-10-22T22:34:35.10 0.6 undecidable manual S 310 52.9026 108 -0.91 36
IV.HMDC.HHZ. 2022-10-22T22:34:35.00 0.6 undecidable manual S 259 49.5171 110 -0.14 46
IV.RAFF.HHZ. 2022-10-22T22:34:34.28 0.1 undecidable manual P 283 88.0452 100 0.28 83
IV.EFIU.HHE. 2022-10-22T22:34:33.91 0.3 undecidable manual P 353 83.5497 101 0.58 58
IT.LNT.HGZ. 2022-10-22T22:34:32.70 0.3 undecidable manual S 313 39.8268 115 -0.07 72
IV.ACATE.EHZ. 2022-10-22T22:34:32.35 0.3 undecidable manual P 269 73.5708 103 0.52 61
IV.HCRL.HHZ. 2022-10-22T22:34:32.20 0.6 undecidable manual S 315 37.5291 117 -0.01 49
IV.EPOZ.HHZ. 2022-10-22T22:34:31.89 0.3 undecidable manual P 350 70.8735 103 0.47 62
IV.CROCE.HHZ. 2022-10-22T22:34:31.76 0.1 positive manual P 252 74.4699 102 -0.19 87
IV.HVIT.HHE. 2022-10-22T22:34:31.30 0.3 undecidable manual P 266 71.9724 103 -0.28 64
IV.HAGA.HHE. 2022-10-22T22:34:30.40 0.6 undecidable manual S 330 31.0467 122 -0.31 46
IV.SSY.HHZ. 2022-10-22T22:34:29.50 0.6 undecidable manual S 299 26.1516 128 -0.13 48
IV.HVZN.HHZ. 2022-10-22T22:34:29.29 0.1 undecidable manual P 286 56.499 107 0.01 94
IV.HLNI.HHE. 2022-10-22T22:34:28.43 0.1 negative manual P 310 52.9026 108 -0.32 88
IV.HAVL.HHZ. 2022-10-22T22:34:28.80 0.3 undecidable manual S 244 20.7681 135 0.24 72
IV.HMDC.HHZ. 2022-10-22T22:34:28.22 0.1 negative manual P 259 49.5171 110 -0.03 94
1J.FX04.HHE. 2022-10-22T22:34:28.17 0.1 negative manual P 329 49.617 110 -0.09 93
1J.FX02.HHE. 2022-10-22T22:34:28.70 0.3 undecidable manual S 311 22.8549 132 -0.26 71
1J.FX01.HHE. 2022-10-22T22:34:26.50 0.3 undecidable manual S 299 3.5964 171 0.1 76
IT.LNT.HGZ. 2022-10-22T22:34:26.79 0.3 undecidable manual P 313 39.8268 115 -0.09 71
IV.HSRS.HHZ. 2022-10-22T22:34:26.90 0.3 undecidable manual S 300 11.1777 153 -0.14 74
IV.HCRL.HHZ. 2022-10-22T22:34:26.54 0.1 negative manual P 315 37.5291 117 -0.02 97
IV.HAGA.HHE. 2022-10-22T22:34:25.58 0.1 negative manual P 330 31.0467 122 -0.11 96
IV.SSY.HHZ. 2022-10-22T22:34:25.08 0.1 negative manual P 299 26.1516 128 0.01 99
1J.FX02.HHE. 2022-10-22T22:34:24.64 0.1 negative manual P 311 22.8549 132 -0.04 98
IV.HAVL.HHZ. 2022-10-22T22:34:24.64 0.1 negative manual P 244 20.7681 135 0.2 96
1J.FX01.HHE. 2022-10-22T22:34:23.42 0.1 negative manual P 299 3.5964 171 0.22 99
IV.HSRS.HHZ. 2022-10-22T22:34:23.67 0.1 negative manual P 300 11.1777 153 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HSRS.HHN. ML:2.0 0.0006036638 0.2944 AML other m 2022-10-22T22:34:27.05
IV.HSRS.HHE. ML:2.0 0.00059355495 0.0768 AML other m 2022-10-22T22:34:27.20
IV.HAVL.HHE. ML:2.3 0.0009458019 0.32 AML other m 2022-10-22T22:34:28.92
IV.HAVL.HHN. ML:2.5 0.0014558400000000001 0.3456 AML other m 2022-10-22T22:34:29.10
IV.SSY.HHE. ML:2.2 0.00070465345 0.1024 AML other m 2022-10-22T22:34:29.79
IV.SSY.HNN. ML:2.0 0.00045244295 0.4096 AML other m 2022-10-22T22:34:30.06
IV.SSY.HNE. ML:2.1 0.0005001503000000001 0.2304 AML other m 2022-10-22T22:34:29.74
IV.SSY.HHN. ML:2.6 0.0016071990000000001 0.2304 AML other m 2022-10-22T22:34:29.86
IV.HCRL.HHN. ML:1.9 0.00023820789999999997 0.2048 AML other m 2022-10-22T22:34:32.41
IV.HCRL.HHE. ML:2.3 0.0006540000000000001 0.14 AML other m 2022-10-22T22:34:32.41
IV.HMDC.HNN. ML:2.2 0.00034522325 0.4992 AML other m 2022-10-22T22:34:35.26
IV.HMDC.HHN. ML:2.3 0.0004583435 0.1024 AML other m 2022-10-22T22:34:35.26
IV.HVZN.HNE. ML:2.1 0.00024162485 0.7936 AML other m 2022-10-22T22:34:38.12
IV.CROCE.HHN. ML:2.4 0.00032358189999999996 0.3072 AML other m 2022-10-22T22:34:41.82
IV.CROCE.HHE. ML:2.3 0.00030364199999999996 0.1792 AML other m 2022-10-22T22:34:41.75
IV.CROCE.HNE. ML:2.4 0.0003835 0.2 AML other m 2022-10-22T22:34:41.74
IV.CROCE.HNN. ML:2.5 0.00043501250000000004 0.2944 AML other m 2022-10-22T22:34:41.80
IV.ACATE.HNE. ML:2.0 0.000163841135 0.7296 AML other m 2022-10-22T22:34:42.37
IV.ACATE.EHE. ML:2.0 0.00016630790000000001 0.7424 AML other m 2022-10-22T22:34:42.01
IV.ACATE.HNN. ML:2.2 0.00020728604 0.6912 AML other m 2022-10-22T22:34:42.59
IV.ACATE.EHN. ML:2.1 0.0001754791 0.1152 AML other m 2022-10-22T22:34:42.70
IV.MSRU.HHN. ML:1.8 0.000037899269999999996 1.664 AML other m 2022-10-22T22:34:57.86
IV.MSRU.HHE. ML:2.0 0.00005316562 1.1648 AML other m 2022-10-22T22:34:58.39
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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