Earthquake with magnitude of ML 1.6 on date 05-07-2023 and time 12:10:34 (Italy) in region 4 km NE Troina (EN)

A magnitude ML 1.6 earthquake occured in region: 4 km NE Troina (EN), on

  • 05-07-2023 10:10:34 (UTC)
  • 05-07-2023 12:10:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8080, 14.6430 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 4 9373 9373
San Teodoro ME 7 1403 10776
CesarĂ² ME 7 2439 13215
Cerami EN 12 2006 15221
Gagliano Castelferrato EN 14 3593 18814
Capizzi ME 15 3176 21990
Maniace CT 16 3765 25755
Bronte CT 17 19172 44927
Regalbuto EN 17 7277 52204
Agira EN 20 8345 60549
Maletto CT 20 3920 64469

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km W of Acireale (52622 inhabitants)
52 Km NW of Catania (314555 inhabitants)
62 Km NE of Caltanissetta (63360 inhabitants)
89 Km NE of Gela (75827 inhabitants)
91 Km SW of Messina (238439 inhabitants)
94 Km W of Reggio di Calabria (183035 inhabitants)
96 Km N of Vittoria (63339 inhabitants)
98 Km N of Ragusa (73313 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 1.6 2023-07-05
10:10:34
37.8082 14.6433 36 2023-07-05
10:17:24
Sala Sismica INGV-Roma 118988011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-05 10:10:34 ± 0.14
Latitude 37.8082 ± 0.0081
Longitude 14.6433 ± 0.0114
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 118988011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 918
Semi-minor axis of confidence ellipse (meter) 823
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 324
Circular confidence region, given by single value of horizontal uncertainty (meter) 920.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 138
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 16
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.79140
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 118988011
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-05 10:17:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IMOL.HNZ. 2023-07-05T10:12:34.66 3.0 negative manual Pg 17.700001 0
AC.VLO.HHZ. 2023-07-05T10:12:32.42 3.0 undecidable manual Sn -3.93 0
IV.NARO.HHZ. 2023-07-05T10:12:07.33 3.0 undecidable manual Pn 2.75 0
IV.PTRP.HHZ. 2023-07-05T10:12:00.59 3.0 undecidable manual Sn 3.86 0
MN.KLV.HHZ. 2023-07-05T10:11:58.77 3.0 negative manual Pn -2.41 0
IV.FIAM.HHZ. 2023-07-05T10:11:54.87 3.0 positive manual Pg 9.49 0
IV.NRCA.HHZ. 2023-07-05T10:11:54.98 3.0 undecidable manual Pn 2.11 0
IV.LADO.EHZ. 2023-07-05T10:11:50.81 3.0 undecidable manual Sg 9.6 0
IV.LATB.EHZ. 2023-07-05T10:11:44.91 3.0 positive manual Pg 9.09 0
IV.VVLD.HHZ. 2023-07-05T10:11:36.71 3.0 undecidable manual Pn -2.09 0
IV.MOCO.HHZ. 2023-07-05T10:11:34.37 3.0 undecidable manual Pn 3.55 0
IV.GIZZ.HHZ. 2023-07-05T10:11:25.53 3.0 undecidable manual Sn 0.04 0
IV.SSY.HHZ. 2023-07-05T10:10:58.91 1.0 undecidable manual S 152 81.4518 54 -0.55 21
IV.HLNI.HHZ. 2023-07-05T10:10:53.38 0.6 undecidable manual S 158 54.8007 119 0.08 49
IV.AIO.HHZ. 2023-07-05T10:10:53.52 0.3 undecidable manual S 71 54.7008 119 0.24 71
IV.ACATE.HNZ. 2023-07-05T10:10:49.83 0.1 undecidable manual P 188 87.8454 54 0.17 91
IV.MUCR.HHZ. 2023-07-05T10:10:48.00 0.3 undecidable manual S 38 32.9448 134 -0.61 68
IV.SSY.HHZ. 2023-07-05T10:10:48.74 0.3 negative manual P 152 81.4518 54 -0.12 70
IV.MSFR.HHE. 2023-07-05T10:10:47.21 0.6 undecidable manual S 350 25.4523 142 -0.06 52
IV.EPZF.HHZ. 2023-07-05T10:10:46.29 0.6 undecidable manual S 85 18.7701 151 0 53
IV.AIO.HHZ. 2023-07-05T10:10:45.77 0.3 positive manual P 71 54.7008 119 0.47 68
IV.GALF.HHZ. 2023-07-05T10:10:45.62 0.3 undecidable manual S 212 12.7761 159 0.02 80
IV.HLNI.HHZ. 2023-07-05T10:10:44.96 0.6 positive manual P 158 54.8007 119 -0.35 47
IV.MUCR.HHZ. 2023-07-05T10:10:42.41 0.6 undecidable manual P 38 32.9448 134 -0.19 50
IV.MSFR.HHE. 2023-07-05T10:10:42.10 0.1 undecidable manual P 350 25.4523 142 0.27 100
IV.EPZF.HHZ. 2023-07-05T10:10:41.01 0.6 undecidable manual P 85 18.7701 151 -0.25 51
IV.GALF.HHZ. 2023-07-05T10:10:41.22 0.6 negative manual P 212 12.7761 159 0.36 50
IV.EMSG.HHZ. 2023-07-05T10:10:41.77 0.6 positive manual P 87 26.8509 141 -0.2 51
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GALF.HHE. ML:1.9 0.0002875 0.46 AML other m 2023-07-05T10:10:46.69
IV.MUCR.HHE. ML:1.8 0.000183 0.4 AML other m 2023-07-05T10:10:48.28
IV.MUCR.HHN. ML:1.6 0.00011855 0.44 AML other m 2023-07-05T10:10:48.54
IV.GALF.HHN. ML:2.0 0.0003535 0.52 AML other m 2023-07-05T10:10:48.18
IV.HLNI.HHE. ML:1.4 0.000050100000000000005 0.12 AML other m 2023-07-05T10:10:53.07
IV.HLNI.HHN. ML:1.4 0.000052449999999999994 1.88 AML other m 2023-07-05T10:10:54.94
IV.AIO.HHE. ML:1.3 0.000034536330000000005 0.4224 AML other m 2023-07-05T10:10:54.86
IV.AIO.HHN. ML:1.4 0.000046381665 0.3008 AML other m 2023-07-05T10:10:55.23
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