Earthquake with magnitude of ML 1.4 on date 14-11-2021 and time 18:42:15 (UTC) in region 1 km SE Salaparuta (TP)

A magnitude ML 1.4 earthquake occured in region: 1 km SE Salaparuta (TP), on

  • 14-11-2021 18:42:15 (UTC)
  • 14-11-2021 19:42:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7540, 13.0140 at 3 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
Salaparuta TP 1 1696 1696
Poggioreale TP 2 1494 3190
Montevago AG 6 3006 6196
Santa Margherita di Belice AG 7 6363 12559
Partanna TP 11 10607 23166
Santa Ninfa TP 12 5043 28209
Gibellina TP 14 4115 32324
Sambuca di Sicilia AG 15 5877 38201
Contessa Entellina PA 15 1766 39967
Roccamena PA 16 1505 41472
Camporeale PA 18 3373 44845
Menfi AG 18 12592 57437
Salemi TP 20 10794 68231

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Mazara del Vallo (51718 inhabitants)
51 Km SW of Palermo (674435 inhabitants)
51 Km E of Marsala (83194 inhabitants)
53 Km SE of Trapani (68759 inhabitants)
57 Km SW of Bagheria (55387 inhabitants)
70 Km NW of Agrigento (59770 inhabitants)
97 Km W of Caltanissetta (63360 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 1.4 2021-11-14
18:42:15
37.7538 13.0143 3 2022-03-30
13:04:37
Bollettino Sismico Italiano INGV 100882511
Reviewed
Rev100
ML 1.3 2021-11-14
18:42:15
37.7518 13.0092 4 2021-11-14
19:02:43
Sala Sismica INGV-Roma 97466491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-14 18:42:15 ± 0.1
Latitude 37.7538 ± 0.0045
Longitude 13.0143 ± 0.0102
Depth (km) 3 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 100882511

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 811
Semi-minor axis of confidence ellipse (meter) 480
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 74
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.09623
Epicentral distance of station farthest from the epicenter (degree) 0.57826
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 100882511
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-11 16:43:50

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 97466491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-14 19:02:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LEVAN.EHE. 2021-11-14T18:42:27.85 0.6 undecidable manual P 294 64.1913 50 0.15 45
IV.SOLUN.HHE. 2021-11-14T18:42:26.95 0.6 undecidable manual P 50 58.7967 50 0.08 46
IV.MTGR.HHZ. 2021-11-14T18:42:25.23 0.6 undecidable manual S 305 27.1506 96 0.41 46
IV.SCIAC.HHZ. 2021-11-14T18:42:24.82 0.6 undecidable manual S 164 27.4503 96 -0.09 49
IV.MBFT.HHZ. 2021-11-14T18:42:23.13 0.6 undecidable manual S 346 21.9669 97 0.1 49
IV.MARS.HHE. 2021-11-14T18:42:22.84 0.6 undecidable manual P 270 39.4272 94 -0.42 45
IV.SCIAC.HHZ. 2021-11-14T18:42:20.58 0.3 undecidable manual P 164 27.4503 96 -0.28 70
MN.CLTB.HHE. 2021-11-14T18:42:20.84 0.6 undecidable manual P 138 26.3514 96 0.2 48
IV.MTGR.HHZ. 2021-11-14T18:42:20.40 0.3 undecidable manual P 305 27.1506 96 -0.41 69
IV.MBFT.HHZ. 2021-11-14T18:42:19.75 0.1 undecidable manual P 346 21.9669 97 -0.03 100
IV.MMGO.HNZ. 2021-11-14T18:42:19.28 0.6 undecidable manual S 198 10.6782 105 0.09 50
IV.MMGO.HNZ. 2021-11-14T18:42:17.83 0.1 undecidable manual P 198 10.6782 105 0.27 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMGO.HHE. ML:2.1 0.0023316075 0.2176 AML other m 2021-11-14T18:42:19.78
IV.MMGO.HNE. ML:2.1 0.0023250000000000002 0.2 AML other m 2021-11-14T18:42:19.78
IV.MMGO.HHN. ML:2.0 0.0015384825000000003 0.2176 AML other m 2021-11-14T18:42:19.65
IV.MMGO.HNN. ML:2.0 0.00156 0.22 AML other m 2021-11-14T18:42:19.66
IV.MBFT.HNN. ML:1.4 0.0001729189 0.8864 AML other m 2021-11-14T18:42:22.81
IV.MBFT.HHN. ML:1.1 0.00010185 0.16 AML other m 2021-11-14T18:42:23.78
IV.MTGR.HHE. ML:0.7 0.000028802025 1.7184 AML other m 2021-11-14T18:42:27.92
IV.SCIAC.HHE. ML:1.4 0.0001502858 0.1152 AML other m 2021-11-14T18:42:27.03
IV.SCIAC.HNE. ML:1.4 0.0001471224 0.1152 AML other m 2021-11-14T18:42:27.10
IV.MBFT.HHE. ML:1.2 0.00011837299000000001 1.6032 AML other m 2021-11-14T18:42:27.93
IV.SCIAC.HHN. ML:1.4 0.00014345839999999998 0.2048 AML other m 2021-11-14T18:42:27.42
IV.SCIAC.HNN. ML:1.4 0.00013254805 0.1792 AML other m 2021-11-14T18:42:27.44
IV.MBFT.HNE. ML:1.4 0.000198287755 0.9888 AML other m 2021-11-14T18:42:27.60
IV.MTGR.HHN. ML:1.1 0.00007210294 0.2944 AML other m 2021-11-14T18:42:30.13
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