Earthquake with magnitude of ML 1.5 on date 05-05-2020 and time 00:48:33 (Italy) in region 1 km NW Troina (EN)

A magnitude ML 1.5 earthquake occured in region: 1 km NW Troina (EN), on

  • 04-05-2020 22:48:33 (UTC)
  • 05-05-2020 00:48:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7940, 14.5900 at 13 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 1 9373 9373
Cerami EN 8 2006 11379
Gagliano Castelferrato EN 10 3593 14972
San Teodoro ME 11 1403 16375
Capizzi ME 12 3176 19551
CesarĂ² ME 12 2439 21990
Agira EN 16 8345 30335
Regalbuto EN 16 7277 37612
Nicosia EN 18 13899 51511
Nissoria EN 20 3000 54511

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km NW of Catania (314555 inhabitants)
55 Km W of Acireale (52622 inhabitants)
57 Km NE of Caltanissetta (63360 inhabitants)
86 Km NE of Gela (75827 inhabitants)
94 Km N of Vittoria (63339 inhabitants)
96 Km SW of Messina (238439 inhabitants)
97 Km N of Ragusa (73313 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 1.5 2020-05-04
22:48:33
37.7943 14.5902 13 2020-11-19
12:36:44
Bollettino Sismico Italiano INGV 78949181
Reviewed
Rev100
ML 1.6 2020-05-04
22:48:32
37.7648 14.6237 21 2020-05-04
23:08:54
Sala Sismica INGV-Roma 78847701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-04 22:48:33 ± 0.13
Latitude 37.7943 ± 0.0144
Longitude 14.5902 ± 0.0125
Depth (km) 13 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78949181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1446
Semi-minor axis of confidence ellipse (meter) 874
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 326
Circular confidence region, given by single value of horizontal uncertainty (meter) 1450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 65
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.44
Epicentral distance of station closest to the epicenter (degree) 0.08544
Epicentral distance of station farthest from the epicenter (degree) 0.86155
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 78949181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-04 19:37:59

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 78847701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-04 23:08:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSRU.HHZ. 2020-05-04T22:49:02.59 0.6 undecidable manual S 57 95.6376 91 1.29 28
IV.RAFF.HHZ. 2020-05-04T22:48:54.44 0.6 undecidable manual S 198 66.4779 92 0.91 35
IV.MSRU.HHZ. 2020-05-04T22:48:49.03 0.1 undecidable manual P 57 95.6376 91 -0.44 81
IV.MUCR.HHZ. 2020-05-04T22:48:46.04 0.6 undecidable manual S 42 37.1295 94 0.35 46
IV.RESU.HHZ. 2020-05-04T22:48:43.41 0.6 undecidable manual P 251 49.617 93 1.04 34
IV.RAFF.HHZ. 2020-05-04T22:48:43.53 0.3 undecidable manual P 198 66.4779 92 -1.45 41
IV.CSLB.HHE. 2020-05-04T22:48:42.17 0.1 undecidable manual P 289 49.2174 93 -0.15 94
IV.EPZF.HHZ. 2020-05-04T22:48:41.94 0.6 undecidable manual S 82 23.6541 100 -0.17 49
IV.PLLN.EHE. 2020-05-04T22:48:41.83 0.3 undecidable manual P 299 44.9217 93 0.18 70
IV.ENIC.HHE. 2020-05-04T22:48:41.63 0.3 undecidable manual P 115 41.9247 94 0.43 67
IV.PETRA.HHN. 2020-05-04T22:48:41.56 0.3 undecidable manual P 276 41.8248 94 0.38 68
MN.VAE.HHE. 2020-05-04T22:48:40.90 0.1 undecidable manual P 210 41.625 94 -0.25 94
IV.MUCR.HHZ. 2020-05-04T22:48:40.01 0.1 undecidable manual P 42 37.1295 94 -0.45 90
IV.EMSG.HHZ. 2020-05-04T22:48:40.04 0.3 undecidable manual P 85 31.6461 96 0.42 69
IV.ESML.HHZ. 2020-05-04T22:48:39.43 0.3 undecidable manual P 128 32.0457 96 -0.25 71
IV.ECHR.HNZ. 2020-05-04T22:48:39.84 0.3 undecidable manual P 113 30.747 96 0.37 69
IV.GALF.HHZ. 2020-05-04T22:48:39.28 0.6 undecidable manual S 193 9.4794 133 0.61 44
IV.EPZF.HHZ. 2020-05-04T22:48:38.09 0.1 undecidable manual P 82 23.6541 100 -0.29 95
IV.MSFR.HHZ. 2020-05-04T22:48:38.88 0.1 undecidable manual P 0 26.5512 98 0.05 100
IV.CAGR.HHE. 2020-05-04T22:48:37.77 0.3 undecidable manual P 203 20.6682 103 -0.17 74
IV.GALF.HHZ. 2020-05-04T22:48:35.88 0.1 undecidable manual P 193 9.4794 133 -0.52 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GALF.HHE. ML:1.7 0.00063705605 0.2432 AML other m 2020-05-04T22:48:40.88
IV.GALF.HNE. ML:1.0 0.00011821228 0.3968 AML other m 2020-05-04T22:48:41.09
IV.GALF.HHN. ML:1.7 0.00052371435 0.3712 AML other m 2020-05-04T22:48:41.10
IV.MSFR.HHE. ML:0.9 0.000042590425 0.2432 AML other m 2020-05-04T22:48:46.01
IV.MUCR.HHN. ML:1.4 0.00008877825 0.256 AML other m 2020-05-04T22:48:46.74
IV.MUCR.HHE. ML:1.4 0.000094867085 0.2304 AML other m 2020-05-04T22:48:47.51
IV.EMSG.HHN. ML:2.1 0.00052377175 0.896 AML other m 2020-05-04T22:48:50.12
IV.RAFF.HHN. ML:1.6 0.000067283445 0.2432 AML other m 2020-05-04T22:48:55.52
IV.MSRU.HHN. ML:1.7 0.000050709005 1.2288 AML other m 2020-05-04T22:49:00.81
IV.MSRU.HHE. ML:1.6 0.00004119614500000001 0.5888 AML other m 2020-05-04T22:49:03.40
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