Earthquake with magnitude of ML 2.1 on date 05-07-2023 and time 12:22:14 (Italy) in region 5 km E Troina (EN)

A magnitude ML 2.1 earthquake occured in region: 5 km E Troina (EN), on

  • 05-07-2023 10:22:14 (UTC)
  • 05-07-2023 12:22:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7940, 14.6590 at 36 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Troina EN 5 9373 9373
San Teodoro ME 7 1403 10776
CesarĂ² ME 7 2439 13215
Cerami EN 14 2006 15221
Gagliano Castelferrato EN 14 3593 18814
Maniace CT 15 3765 22579
Bronte CT 15 19172 41751
Regalbuto EN 16 7277 49028
Capizzi ME 17 3176 52204
Maletto CT 19 3920 56124
Agira EN 19 8345 64469

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km W of Acireale (52622 inhabitants)
50 Km NW of Catania (314555 inhabitants)
62 Km NE of Caltanissetta (63360 inhabitants)
89 Km NE of Gela (75827 inhabitants)
90 Km SW of Messina (238439 inhabitants)
93 Km W of Reggio di Calabria (183035 inhabitants)
95 Km N of Vittoria (63339 inhabitants)
97 Km N of Ragusa (73313 inhabitants)
99 Km NW of Siracusa (122291 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
Reviewed
Rev100
ML 2.1 2023-07-05
10:22:14
37.794 14.6588 36 2023-07-05
10:35:31
Sala Sismica INGV-Roma 118988691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-05 10:22:14 ± 0.19
Latitude 37.7940 ± 0.0090
Longitude 14.6588 ± 0.0171
Depth (km) 36 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118988691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1617
Semi-minor axis of confidence ellipse (meter) 715
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 297
Circular confidence region, given by single value of horizontal uncertainty (meter) 1620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 173
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.11062
Epicentral distance of station farthest from the epicenter (degree) 0.71586
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 118988691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-05 10:35:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSY.HHZ. 2023-07-05T10:22:38.88 0.3 undecidable manual S 153 79.4649 54 0.1 72
IV.HVZN.HHZ. 2023-07-05T10:22:36.81 0.3 undecidable manual S 176 68.4759 113 0.61 65
IV.HLNI.HHZ. 2023-07-05T10:22:31.88 0.3 undecidable manual S 159 52.8027 120 -0.58 64
IV.LIBRI.HHE. 2023-07-05T10:22:29.12 0.6 undecidable manual S 36 39.8268 128 -0.46 48
IV.MUCR.HHZ. 2023-07-05T10:22:28.08 0.3 undecidable manual S 34 33.4443 134 -0.2 76
IV.SSY.HHZ. 2023-07-05T10:22:28.22 0.3 undecidable manual P 153 79.4649 54 -0.12 70
IV.EMSG.HHZ. 2023-07-05T10:22:27.12 0.3 undecidable manual S 83 25.6521 142 0.24 76
IV.HVZN.HHZ. 2023-07-05T10:22:26.88 0.3 undecidable manual P 176 68.4759 113 0.03 74
IV.GALF.HHZ. 2023-07-05T10:22:25.18 0.3 undecidable manual S 221 12.2766 160 0.07 80
IV.AIO.HHZ. 2023-07-05T10:22:24.87 0.3 undecidable manual P 68 54.0015 119 0.03 75
IV.HLNI.HHZ. 2023-07-05T10:22:24.31 0.3 undecidable manual P 159 52.8027 120 -0.38 70
IV.LIBRI.HHE. 2023-07-05T10:22:23.21 0.3 undecidable manual P 36 39.8268 128 0.18 74
IV.MUCR.HHZ. 2023-07-05T10:22:22.47 0.1 undecidable manual P 34 33.4443 134 0.19 100
IV.EMSG.HHZ. 2023-07-05T10:22:21.53 0.3 undecidable manual P 83 25.6521 142 0.06 79
IV.GALF.HHZ. 2023-07-05T10:22:20.43 0.3 undecidable manual P 221 12.2766 160 -0.02 81
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GALF.HHE. ML:2.4 0.000941 0.48 AML other m 2023-07-05T10:22:26.20
IV.GALF.HHN. ML:2.5 0.0011200000000000001 0.6 AML other m 2023-07-05T10:22:27.99
IV.MUCR.HHE. ML:2.0 0.000311 0.56 AML other m 2023-07-05T10:22:28.39
IV.MUCR.HHN. ML:1.9 0.00023050000000000002 1.66 AML other m 2023-07-05T10:22:28.12
IV.HLNI.HHN. ML:1.8 0.00013350000000000002 0.62 AML other m 2023-07-05T10:22:32.56
IV.HLNI.HHE. ML:1.9 0.000141 0.22 AML other m 2023-07-05T10:22:32.46
IV.AIO.HHE. ML:1.5 0.00006425 0.48 AML other m 2023-07-05T10:22:35.40
IV.AIO.HHN. ML:1.6 0.00008005000000000001 0.32 AML other m 2023-07-05T10:22:35.77
IV.SSY.HNN. ML:2.5 0.00035749999999999996 1.32 AML other m 2023-07-05T10:22:39.92
IV.SSY.HHE. ML:2.2 0.00019600000000000002 0.42 AML other m 2023-07-05T10:22:40.89
IV.HVZN.HHN. ML:1.9 0.00011949999999999999 0.36 AML other m 2023-07-05T10:22:41.57
IV.SSY.HHN. ML:2.5 0.00035250000000000006 1.44 AML other m 2023-07-05T10:22:43.14
IV.SSY.HNE. ML:2.4 0.00032999999999999994 1.44 AML other m 2023-07-05T10:22:43.15
IV.HVZN.HHE. ML:1.9 0.00010421069 1.8176 AML other m 2023-07-05T10:22:37.78
IV.EMSG.HHE. ML:2.2 0.0004750262 1.9008 AML other m 2023-07-05T10:22:27.69
IV.EMSG.HHN. ML:2.1 0.00037521170000000005 0.64 AML other m 2023-07-05T10:22:29.94
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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