Earthquake with magnitude of ML 2.3 on date 16-09-2020 and time 02:19:04 (Italy) in region Costa Siciliana nord occidentale (Trapani)

A magnitude ML 2.3 earthquake occured in region: Costa Siciliana nord occidentale (Trapani), on

  • 16-09-2020 00:19:04 (UTC)
  • 16-09-2020 02:19:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.3010, 12.8810 at 10 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
San Vito Lo Capo TP 19 4654 4654

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km NE of Trapani (68759 inhabitants)
47 Km W of Palermo (674435 inhabitants)
60 Km W of Bagheria (55387 inhabitants)
68 Km NE of Marsala (83194 inhabitants)
77 Km NE of Mazara del Vallo (51718 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 2.3 2020-09-16
00:19:04
38.3008 12.8812 10 2021-02-26
14:55:57
Bollettino Sismico Italiano INGV 83408531
Reviewed
Rev100
ML 2.3 2020-09-16
00:19:05
38.2918 12.8923 10 2020-09-16
00:32:54
Sala Sismica INGV-Roma 82940491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-16 00:19:04 ± 0.26
Latitude 38.3008 ± 0.0162
Longitude 12.8812 ± 0.0183
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83408531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1990
Semi-minor axis of confidence ellipse (meter) 1370
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 327
Circular confidence region, given by single value of horizontal uncertainty (meter) 1990.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.49
Epicentral distance of station closest to the epicenter (degree) 0.34984
Epicentral distance of station farthest from the epicenter (degree) 4.01277
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 83408531
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-03 12:16:03

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 82940491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-16 00:32:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AGLI.HHZ. 2020-09-16T00:20:06.96 0.3 undecidable manual P 316 445.4208 38 -0.21 17
MN.VSL.HHZ. 2020-09-16T00:19:51.45 0.3 undecidable manual P 295 330.225 38 -1.38 12
IV.HLNI.HHZ. 2020-09-16T00:19:37.07 0.1 undecidable manual P 121 203.9403 38 -0.05 61
IV.PLLN.EHZ. 2020-09-16T00:19:24.45 0.3 undecidable manual P 107 115.2957 50 0.18 64
IV.GIB.HHZ. 2020-09-16T00:19:22.51 0.3 undecidable manual P 109 105.6165 50 -0.27 64
IV.SCIAC.HHZ. 2020-09-16T00:19:21.03 0.3 undecidable manual P 167 89.1441 50 0.79 56
MN.CLTB.HHZ. 2020-09-16T00:19:20.45 0.3 undecidable manual P 160 85.3479 50 0.79 56
IV.SCIAR.HHZ. 2020-09-16T00:19:19.05 0.3 undecidable manual P 118 85.6476 50 -0.65 59
IV.MPG.HHZ. 2020-09-16T00:19:19.06 0.6 undecidable manual S 110 44.5221 50 -0.48 46
IV.CAVT.HHZ. 2020-09-16T00:19:19.28 0.6 undecidable manual P 189 69.8745 50 2.01 19
IV.MTGR.HHZ. 2020-09-16T00:19:19.90 0.6 undecidable manual S 193 46.4202 50 -0.16 49
IV.MBFT.HHZ. 2020-09-16T00:19:18.03 0.6 undecidable manual S 171 39.8268 50 -0.27 48
IV.MARS.EHE. 2020-09-16T00:19:17.62 0.3 undecidable manual P 205 66.7776 50 0.83 57
IV.ERC.EHN. 2020-09-16T00:19:16.81 0.6 undecidable manual S 221 38.8278 50 -1.22 33
IV.USI.HHZ. 2020-09-16T00:19:15.28 0.3 undecidable manual P 30 52.0035 50 0.76 60
IV.CRJA.HHZ. 2020-09-16T00:19:15.72 0.3 undecidable manual P 169 56.3991 50 0.52 66
IV.MFNL.HHE. 2020-09-16T00:19:15.92 0.6 undecidable manual P 176 56.6988 50 0.68 41
IV.LEVAN.EHZ. 2020-09-16T00:19:15.10 0.3 undecidable manual P 234 57.9975 50 -0.34 69
IV.MTGR.HHZ. 2020-09-16T00:19:13.69 0.3 undecidable manual P 193 46.4202 50 0.03 75
IV.MPG.HHZ. 2020-09-16T00:19:12.08 0.3 undecidable manual P 110 44.5221 50 -1.28 48
IV.MBFT.HHZ. 2020-09-16T00:19:12.56 0.1 undecidable manual P 171 39.8268 50 -0.08 100
IV.ERC.EHN. 2020-09-16T00:19:11.86 0.3 undecidable manual P 221 38.8278 50 -0.63 65
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MBFT.HHE. ML:2.3 0.0006925 1.42 AML other m 2020-09-16T00:19:18.10
IV.MBFT.HHN. ML:2.2 0.0005200000000000001 0.62 AML other m 2020-09-16T00:19:19.45
IV.MPG.HHN. ML:2.1 0.00041049999999999995 0.36 AML other m 2020-09-16T00:19:19.55
IV.MPG.HHE. ML:2.0 0.0002985 0.7 AML other m 2020-09-16T00:19:21.41
IV.CRJA.HHN. ML:2.3 0.0004185 0.7 AML other m 2020-09-16T00:19:24.39
IV.USI.HHE. ML:2.3 0.000492 1.52 AML other m 2020-09-16T00:19:27.20
IV.LEVAN.EHE. ML:2.1 0.00029049999999999996 0.42 AML other m 2020-09-16T00:19:28.19
IV.CRJA.HHE. ML:2.3 0.00046499999999999997 1.06 AML other m 2020-09-16T00:19:28.53
IV.LEVAN.EHN. ML:1.8 0.00015099999999999998 1.14 AML other m 2020-09-16T00:19:30.91
IV.USI.HHN. ML:2.6 0.0010925 1.6 AML other m 2020-09-16T00:19:31.16
IV.CAVT.HHN. ML:2.6 0.000736 0.68 AML other m 2020-09-16T00:19:32.31
IV.CAVT.HHE. ML:2.6 0.0007915000000000001 0.8 AML other m 2020-09-16T00:19:32.70
IV.SCIAR.HHE. ML:2.3 0.0002715 0.4 AML other m 2020-09-16T00:19:33.20
IV.SCIAR.HNE. ML:2.4 0.0002835 0.44 AML other m 2020-09-16T00:19:33.42
IV.SCIAC.HHN. ML:2.3 0.0002285 0.54 AML other m 2020-09-16T00:19:35.54
MN.CLTB.HHN. ML:3.5 0.004025 0.54 AML other m 2020-09-16T00:19:37.26
MN.CLTB.HHE. ML:3.4 0.0029699999999999996 0.5 AML other m 2020-09-16T00:19:37.56
IV.SCIAR.HHN. ML:2.5 0.000382 0.32 AML other m 2020-09-16T00:19:37.80
IV.SCIAR.HNN. ML:2.5 0.00037450000000000005 0.32 AML other m 2020-09-16T00:19:37.81
IV.SCIAC.HHE. ML:2.2 0.00020050000000000002 0.42 AML other m 2020-09-16T00:19:41.46
IV.GIB.HHN. ML:2.4 0.00022899999999999998 0.52 AML other m 2020-09-16T00:19:41.57
IV.PLLN.EHN. ML:2.4 0.0001985 0.74 AML other m 2020-09-16T00:19:42.84
IV.GIB.HHE. ML:2.5 0.0002825 0.82 AML other m 2020-09-16T00:19:43.53
IV.PLLN.EHE. ML:2.2 0.0001265 0.56 AML other m 2020-09-16T00:19:47.25
MN.VSL.HHE. ML:2.2 0.000016250000000000002 0.9 AML other m 2020-09-16T00:19:55.61
MN.VSL.HHN. ML:2.2 0.0000149 0.7 AML other m 2020-09-16T00:20:28.12
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
Waveforms Seismic signals in miniseed + resp format Download