Earthquake with magnitude of ML 1.5 on date 03-02-2020 and time 17:24:32 (Italy) in region 5 km S Troina (EN)

A magnitude ML 1.5 earthquake occured in region: 5 km S Troina (EN), on

  • 03-02-2020 16:24:32 (UTC)
  • 03-02-2020 17:24:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7430, 14.6100 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
Troina EN 5 9373 9373
Gagliano Castelferrato EN 7 3593 12966
Regalbuto EN 10 7277 20243
Cerami EN 12 2006 22249
Agira EN 12 8345 30594
San Teodoro ME 14 1403 31997
CesarĂ² ME 15 2439 34436
Capizzi ME 17 3176 37612
Nissoria EN 17 3000 40612
Centuripe EN 18 5470 46082
Nicosia EN 19 13899 59981

Municipalities with at least 50000 inhabitants

An earthquake occurred to
50 Km NW of Catania (314555 inhabitants)
51 Km W of Acireale (52622 inhabitants)
56 Km NE of Caltanissetta (63360 inhabitants)
82 Km NE of Gela (75827 inhabitants)
88 Km N of Vittoria (63339 inhabitants)
92 Km N of Ragusa (73313 inhabitants)
97 Km SW of Messina (238439 inhabitants)
97 Km NW of Siracusa (122291 inhabitants)
99 Km N of Modica (54633 inhabitants)
100 Km W of Reggio di Calabria (183035 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 1.5 2020-02-03
16:24:32
37.7432 14.6103 25 2020-07-18
21:08:27
Bollettino Sismico Italiano INGV 77483841
Reviewed
Rev100
ML 1.6 2020-02-03
16:24:32
37.7293 14.644 24 2020-02-03
16:37:27
Sala Sismica INGV-Roma 76169261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-03 16:24:32 ± 0.28
Latitude 37.7432 ± 0.0090
Longitude 14.6103 ± 0.0171
Depth (km) 25 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77483841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1479
Semi-minor axis of confidence ellipse (meter) 323
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 271
Circular confidence region, given by single value of horizontal uncertainty (meter) 1480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.04766
Epicentral distance of station farthest from the epicenter (degree) 0.55578
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 77483841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-24 18:54:52

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 76169261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-03 16:37:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HLNI.HHZ. 2020-02-03T16:24:48.70 0.6 undecidable manual S 152 49.4172 110 0.08 49
IV.MUCR.HHZ. 2020-02-03T16:24:46.20 0.6 undecidable manual S 35 40.5261 115 -0.21 48
IV.MSFR.HHZ. 2020-02-03T16:24:44.65 0.6 undecidable manual S 357 32.3454 121 0.17 48
IV.RAFF.HHZ. 2020-02-03T16:24:44.12 0.1 undecidable manual P 201 61.6938 106 0.6 85
IV.EPZF.HHZ. 2020-02-03T16:24:43.35 0.3 undecidable manual S 67 23.3544 132 0.79 61
IV.CSLB.HHE. 2020-02-03T16:24:42.66 0.3 undecidable manual P 294 53.0025 109 0.43 67
IV.HLNI.HHZ. 2020-02-03T16:24:41.32 0.1 undecidable manual P 152 49.4172 110 -0.4 89
IV.MUCR.HHZ. 2020-02-03T16:24:40.17 0.1 undecidable manual P 35 40.5261 115 -0.27 95
IV.GALF.HHZ. 2020-02-03T16:24:39.50 0.6 undecidable manual S 227 5.2947 167 -0.5 46
IV.MSFR.HHZ. 2020-02-03T16:24:39.16 0.1 undecidable manual P 357 32.3454 121 -0.17 98
IV.ESML.HHE. 2020-02-03T16:24:38.00 0.6 undecidable manual P 120 27.3504 127 -0.7 42
IV.EPZF.HHZ. 2020-02-03T16:24:38.33 0.1 undecidable manual P 67 23.3544 132 0.1 100
IV.CAGR.HHE. 2020-02-03T16:24:38.41 0.6 undecidable manual P 216 16.5723 142 0.91 40
IV.GALF.HHZ. 2020-02-03T16:24:36.28 0.1 undecidable manual P 227 5.2947 167 -0.46 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GALF.HHE. ML:1.9 0.000515 1.02 AML other m 2020-02-03T16:24:41.01
IV.GALF.HHN. ML:1.9 0.00051056095 0.2688 AML other m 2020-02-03T16:24:41.71
IV.GALF.HNN. ML:1.2 0.00010550822500000002 2.7264 AML other m 2020-02-03T16:24:41.71
IV.GALF.HNE. ML:1.4 0.0001627121 2.0096 AML other m 2020-02-03T16:24:43.01
IV.MSFR.HHE. ML:1.0 0.00003727743 1.1904 AML other m 2020-02-03T16:24:43.80
IV.EPZF.HHE. ML:1.6 0.00016595535 0.7552 AML other m 2020-02-03T16:24:44.40
IV.EPZF.HHN. ML:1.8 0.00025227044999999996 0.448 AML other m 2020-02-03T16:24:44.56
IV.MUCR.HHE. ML:1.6 0.00010847691 0.3328 AML other m 2020-02-03T16:24:46.00
IV.MUCR.HHN. ML:1.6 0.000106410335 0.3584 AML other m 2020-02-03T16:24:47.28
IV.MSFR.HHN. ML:1.2 0.000057946975 1.792 AML other m 2020-02-03T16:24:48.17
IV.HLNI.HHE. ML:1.4 0.0000668 0.8 AML other m 2020-02-03T16:24:49.27
IV.HLNI.HHN. ML:1.3 0.000048884659999999994 0.2048 AML other m 2020-02-03T16:24:50.35
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