Earthquake with magnitude of ML 2.2 on date 20-02-2023 and time 01:27:15 (UTC) in region Tirreno Meridionale (MARE)

A magnitude ML 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 20-02-2023 01:27:15 (UTC)
  • 20-02-2023 02:27:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.6610, 14.1600 at 22 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
86 Km NE of Bagheria (55387 inhabitants)
92 Km NE of Palermo (674435 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 2023-02-20
01:27:15
38.6613 14.1605 22 2024-03-01
17:18:00
Bollettino Sismico Italiano INGV 115837861
Reviewed
Rev100
ML 2.2 2023-02-20
01:27:15
38.6615 14.1582 19 2023-02-20
01:36:30
Sala Sismica INGV-Roma 114608921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-20 01:27:15 ± 0.13
Latitude 38.6613 ± 0.0090
Longitude 14.1605 ± 0.0081
Depth (km) 22 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115837861

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 932
Semi-minor axis of confidence ellipse (meter) 474
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 343
Circular confidence region, given by single value of horizontal uncertainty (meter) 930.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 144
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.33815
Epicentral distance of station farthest from the epicenter (degree) 1.63946
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 115837861
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-11-04 07:25:11

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 114608921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-20 01:36:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CORL.HHZ. 2023-02-20T01:27:48.54 0.6 undecidable manual S 222 113.1978 96 0.31 42
IV.CIMI.HHZ. 2023-02-20T01:27:45.98 0.6 undecidable manual S 211 100.5216 97 1.1 32
IV.CET2.HHZ. 2023-02-20T01:27:43.33 0.3 undecidable manual P 58 181.9845 54 -0.38 50
IV.MUCR.HHZ. 2023-02-20T01:27:42.64 0.6 undecidable manual S 138 92.5407 98 -0.12 46
IV.USI.HHZ. 2023-02-20T01:27:41.19 0.6 undecidable manual S 274 85.1481 98 0.38 44
IV.MMGO.HHZ. 2023-02-20T01:27:40.30 0.3 undecidable manual P 223 151.5372 54 0.38 57
IV.HLNI.HHZ. 2023-02-20T01:27:40.91 0.3 undecidable manual P 157 158.3193 54 0.14 58
IV.MSFR.HHZ. 2023-02-20T01:27:39.65 0.6 undecidable manual S 152 79.0653 99 0.44 44
IV.CSLB.HHZ. 2023-02-20T01:27:38.95 0.6 undecidable manual S 186 80.8635 99 -0.71 39
IV.GIB.HHZ. 2023-02-20T01:27:38.09 0.6 undecidable manual S 189 75.369 100 -0.15 47
IV.PLLN.EHZ. 2023-02-20T01:27:37.87 0.6 undecidable manual S 181 74.1702 100 -0.06 48
IV.MSRU.HHZ. 2023-02-20T01:27:35.09 0.3 undecidable manual P 110 125.0859 95 -1.1 46
IV.AIO.HHZ. 2023-02-20T01:27:35.64 0.3 undecidable manual P 129 120.6903 96 0.12 65
IV.CORL.HHZ. 2023-02-20T01:27:34.03 0.3 undecidable manual P 222 113.1978 96 -0.33 63
IV.CIMI.HHZ. 2023-02-20T01:27:32.69 0.3 undecidable manual P 211 100.5216 97 0.26 66
IV.LIBRI.HHN. 2023-02-20T01:27:30.80 0.3 undecidable manual P 134 92.5407 98 -0.41 65
IV.MUCR.HHZ. 2023-02-20T01:27:30.98 0.3 undecidable manual P 138 92.5407 98 -0.22 67
IV.ISTR.HHZ. 2023-02-20T01:27:30.83 0.6 undecidable manual P 81 90.3429 98 -0.04 47
IV.MSFR.HHZ. 2023-02-20T01:27:29.18 0.3 undecidable manual P 152 79.0653 99 0.03 72
IV.SOLUN.HHE. 2023-02-20T01:27:29.95 0.3 undecidable manual P 221 83.5497 99 0.12 70
IV.CSLB.HHZ. 2023-02-20T01:27:29.40 0.1 undecidable manual P 186 80.8635 99 -0.01 95
IV.IVGP.HHN. 2023-02-20T01:27:29.22 0.3 undecidable manual P 113 75.369 100 0.63 62
IV.MPG.HHE. 2023-02-20T01:27:29.81 0.3 undecidable manual P 232 88.9443 98 -0.85 55
IV.USI.HHZ. 2023-02-20T01:27:29.73 0.3 undecidable manual P 274 85.1481 98 -0.34 66
3D.OEM4.HHN. 2023-02-20T01:27:29.14 0.3 undecidable manual P 112 73.371 100 0.86 56
IV.GIB.HHZ. 2023-02-20T01:27:28.48 0.1 undecidable manual P 189 75.369 100 -0.11 95
IV.PLLN.EHZ. 2023-02-20T01:27:28.43 0.3 undecidable manual P 181 74.1702 100 0.02 73
IV.IVLT.HHN. 2023-02-20T01:27:28.85 0.3 undecidable manual P 113 74.4699 100 0.41 67
IV.IFIL.HHZ. 2023-02-20T01:27:28.34 0.6 undecidable manual S 107 37.5291 112 -0.13 51
IV.MCPD.HHE. 2023-02-20T01:27:28.70 0.3 undecidable manual P 140 77.8665 99 -0.27 68
IV.IFIL.HHZ. 2023-02-20T01:27:23.12 0.1 positive manual P 107 37.5291 112 0.17 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IFIL.HHE. ML:2.9 0.0025800000000000003 0.68 AML other m 2023-02-20T01:27:30.21
IV.IFIL.HHN. ML:2.5 0.0010215 0.34 AML other m 2023-02-20T01:27:32.73
IV.CSLB.HNN. ML:1.9 0.00011249999999999998 1.4 AML other m 2023-02-20T01:27:42.97
IV.CSLB.HHN. ML:1.9 0.00010164999999999999 1.4 AML other m 2023-02-20T01:27:42.98
IV.MSFR.HHN. ML:1.6 0.000055849999999999996 1.02 AML other m 2023-02-20T01:27:46.73
IV.CIMI.HNE. ML:2.3 0.0001875 1.08 AML other m 2023-02-20T01:27:48.02
IV.PLLN.EHE. ML:2.3 0.0003205 0.88 AML other m 2023-02-20T01:27:55.02
IV.CSLB.HHE. ML:1.9 0.00009645000000000001 0.86 AML other m 2023-02-20T01:27:56.41
IV.CSLB.HNE. ML:1.9 0.0001075 0.42 AML other m 2023-02-20T01:27:56.23
IV.GIB.HHE. ML:2.4 0.000373 0.88 AML other m 2023-02-20T01:27:57.88
IV.GIB.HHN. ML:2.4 0.00038349999999999994 0.42 AML other m 2023-02-20T01:27:57.61
IV.PLLN.EHN. ML:2.5 0.0005095000000000001 0.82 AML other m 2023-02-20T01:27:57.25
IV.CORL.HHE. ML:1.9 0.00006470000000000001 0.48 AML other m 2023-02-20T01:27:58.56
IV.MSFR.HHE. ML:1.7 0.00006805 1.08 AML other m 2023-02-20T01:27:59.16
IV.USI.HHE. ML:1.9 0.000101 1.18 AML other m 2023-02-20T01:28:00.29
IV.CORL.HHN. ML:1.9 0.00006195 0.94 AML other m 2023-02-20T01:28:01.68
IV.USI.HHN. ML:2.6 0.0004715 1.38 AML other m 2023-02-20T01:28:01.20
IV.MUCR.HHN. ML:2.5 0.0003615 0.48 AML other m 2023-02-20T01:28:04.47
IV.MUCR.HHE. ML:2.3 0.0002205 0.6 AML other m 2023-02-20T01:28:04.47
IV.CIMI.HHE. ML:2.2 0.0001705 1.2 AML other m 2023-02-20T01:28:06.61
IV.CIMI.HNN. ML:2.3 0.0001975 0.52 AML other m 2023-02-20T01:28:09.42
IV.CIMI.HHN. ML:2.3 0.0001825 0.58 AML other m 2023-02-20T01:28:09.98
1J.FX11.HHE. ML:2.3 0.0001142 0.72 AML other m 2023-02-20T01:28:09.87
1J.FX11.HHN. ML:2.3 0.000122 0.62 AML other m 2023-02-20T01:28:12.38
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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