Earthquake with magnitude of ML 1.7 on date 03-02-2020 and time 16:53:03 (Italy) in region 5 km S Troina (EN)

A magnitude ML 1.7 earthquake occured in region: 5 km S Troina (EN), on

  • 03-02-2020 15:53:03 (UTC)
  • 03-02-2020 16:53:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.74, 14.61 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

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 8 3593 12966
Regalbuto EN 11 7277 20243
Cerami EN 12 2006 22249
Agira EN 12 8345 30594
San Teodoro ME 14 1403 31997
CesarĂ² ME 14 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)
89 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)
99 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 1.7 2020-02-03
15:53:03
37.75 14.61 22 2020-07-18
21:08:27
Bollettino Sismico Italiano INGV 77483151
Reviewed
Rev100
ML 1.8 2020-02-03
15:53:04
37.75 14.71 10 2020-02-03
16:03:34
Sala Sismica INGV-Roma 76168231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-03 15:53:03 ± 0.3
Latitude 37.75 ± 0.01
Longitude 14.61 ± 0.02
Depth (km) 22 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77483151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1280
Semi-minor axis of confidence ellipse (meter) 566
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 87
Circular confidence region, given by single value of horizontal uncertainty (meter) 1280
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 68
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) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.04946
Epicentral distance of station farthest from the epicenter (degree) 0.55848
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 77483151
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-24 17:10:24

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 76168231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-03 16:03:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.HLNI.HHZ. 2020-02-03T15:53:19.60 0.3 undecidable manual S 152 0.447 107 0.07 70
IV.MUCR.HHZ. 2020-02-03T15:53:17.05 0.3 undecidable manual S 35 0.3624 111 -0.11 71
IV.MSFR.HHZ. 2020-02-03T15:53:16.10 0.6 undecidable manual S 357 0.2887 117 0.93 38
IV.RAFF.HHZ. 2020-02-03T15:53:14.76 0.1 undecidable manual P 201 0.5585 103 0.21 89
IV.EPZF.HHZ. 2020-02-03T15:53:13.68 0.6 undecidable manual S 68 0.2095 127 0.5 45
IV.CSLB.HHZ. 2020-02-03T15:53:13.35 0.1 undecidable manual P 294 0.4775 105 0.15 93
IV.EPOZ.HHZ. 2020-02-03T15:53:13.13 0.6 undecidable manual P 99 0.4623 106 0.17 46
IV.HLNI.HHZ. 2020-02-03T15:53:11.98 0.3 undecidable manual P 152 0.447 107 -0.73 60
IV.GALF.HHZ. 2020-02-03T15:53:10.18 0.3 undecidable manual S 226 0.0495 164 -0.26 74
IV.ESML.HHE. 2020-02-03T15:53:10.09 0.6 undecidable manual P 121 0.2473 122 0.52 44
IV.MUCR.HHZ. 2020-02-03T15:53:10.72 0.3 undecidable manual P 35 0.3624 111 -0.62 63
IV.EPZF.HHZ. 2020-02-03T15:53:09.01 0.1 undecidable manual P 68 0.2095 127 -0.03 100
IV.CAGR.HHE. 2020-02-03T15:53:09.34 0.3 undecidable manual P 216 0.1511 138 1.03 55
IV.MSFR.HHZ. 2020-02-03T15:53:09.95 0.1 undecidable manual P 357 0.2887 117 -0.24 94
IV.GALF.HHZ. 2020-02-03T15:53:06.95 0.1 undecidable manual P 226 0.0495 164 -0.51 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GALF.HNN. ML:1.3 0.0001378559 1.1008 AML other m 2020-02-03T15:53:10.73
IV.GALF.HHN. ML:2 0.00083372915 0.4352 AML other m 2020-02-03T15:53:11.75
IV.GALF.HNE. ML:1.2 0.00012584312 2.3808 AML other m 2020-02-03T15:53:11.93
IV.GALF.HHE. ML:2 0.00075876775 0.2432 AML other m 2020-02-03T15:53:11.94
IV.MSFR.HHN. ML:1.3 7.1190085E-5 1.5744 AML other m 2020-02-03T15:53:15.67
IV.MSFR.HHE. ML:1.1 4.7803305E-5 2.88 AML other m 2020-02-03T15:53:16.65
IV.MUCR.HHE. ML:1.7 0.00015690205 0.3584 AML other m 2020-02-03T15:53:18.17
IV.MUCR.HHN. ML:1.7 0.00015600725 0.3712 AML other m 2020-02-03T15:53:18.28
IV.EPZF.HHN. ML:0 0.000562 0.68 AML other m 2020-02-03T15:53:19.63
IV.EPZF.HHE. ML:0 0.000504 1.46 AML other m 2020-02-03T15:53:20.82
IV.HLNI.HHN. ML:1.6 9.561676E-5 0.2176 AML other m 2020-02-03T15:53:20.52
IV.HLNI.HHE. ML:1.6 9.4407365E-5 0.0896 AML other m 2020-02-03T15:53:20.61
IV.RAFF.HHN. ML:1.9 0.00013531635 0.2304 AML other m 2020-02-03T15:53:27.74
IV.RAFF.HHE. ML:1.8 0.00011982162 0.64 AML other m 2020-02-03T15:53:27.88
IV.CAR1.HHE. ML:0 5.255E-5 1.08 AML other m 2020-02-03T15:54:02.58
IV.CAR1.HHN. ML:0 6.635E-5 0.06 AML other m 2020-02-03T15:54:02.53
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