Earthquake with magnitude of ML 1.7 on date 22-09-2019 and time 04:49:23 (Italy) in region 2 km W Gangi (PA)

A magnitude ML 1.7 earthquake occured in region: 2 km W Gangi (PA), on

  • 22-09-2019 02:49:23 (UTC)
  • 22-09-2019 04:49:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8040, 14.1800 at 8 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
Gangi PA 2 6811 6811
Petralia Soprana PA 6 3360 10171
Geraci Siculo PA 7 1945 12116
Petralia Sottana PA 8 2821 14937
Bompietro PA 9 1401 16338
Blufi PA 11 1029 17367
Castellana Sicula PA 12 3411 20778
San Mauro Castelverde PA 13 1701 22479
Alimena PA 14 2032 24511
Castel di Lucio ME 15 1294 25805
Sperlinga EN 16 805 26610
Polizzi Generosa PA 16 3407 30017
Castelbuono PA 17 8943 38960
Resuttano CL 19 2038 40998

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km N of Caltanissetta (63360 inhabitants)
66 Km E of Bagheria (55387 inhabitants)
76 Km NE of Agrigento (59770 inhabitants)
80 Km E of Palermo (674435 inhabitants)
82 Km N of Gela (75827 inhabitants)
87 Km W of Catania (314555 inhabitants)
89 Km W of Acireale (52622 inhabitants)
100 Km NW of Vittoria (63339 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 2019-09-22
02:49:23
37.8037 14.1802 8 2020-02-28
16:41:52
Bollettino Sismico Italiano INGV 72722231
Reviewed
Rev100
ML 1.8 2019-09-22
02:49:23
37.7918 14.1677 11 2019-09-22
02:58:23
Sala Sismica INGV-Roma 72645711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-22 02:49:23 ± 0.14
Latitude 37.8037 ± 0.0081
Longitude 14.1802 ± 0.0125
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72722231

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 979
Semi-minor axis of confidence ellipse (meter) 859
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 287
Circular confidence region, given by single value of horizontal uncertainty (meter) 980.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 41
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.46
Epicentral distance of station closest to the epicenter (degree) 0.05936
Epicentral distance of station farthest from the epicenter (degree) 0.82108
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 72722231
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-24 10:46:14

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 72645711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-22 02:58:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IFIL.HHZ. 2019-09-22T02:49:50.36 1.0 undecidable manual S 22 91.1421 50 -0.68 19
IV.MNO.SHZ. 2019-09-22T02:49:40.18 1.0 undecidable manual S 72 47.2194 50 0.86 19
IV.IFIL.HHZ. 2019-09-22T02:49:39.61 0.1 undecidable manual P 22 91.1421 50 0.17 86
IV.MSFR.HHZ. 2019-09-22T02:49:38.98 0.3 undecidable manual S 55 44.1225 50 0.49 66
IV.GALF.HHZ. 2019-09-22T02:49:37.16 1.0 undecidable manual S 107 35.4423 50 1 18
IV.ALJA.HHZ. 2019-09-22T02:49:36.86 0.6 undecidable manual S 261 37.9287 50 0.04 49
IV.MUCR.HHZ. 2019-09-22T02:49:35.29 0.3 undecidable manual P 66 66.2781 50 -0.31 66
IV.RAFF.HHZ. 2019-09-22T02:49:35.67 0.1 undecidable manual P 166 66.378 50 0.04 93
IV.GIB.HHZ. 2019-09-22T02:49:33.41 0.3 undecidable manual S 327 24.6531 108 0.8 60
IV.CPTP.HHZ. 2019-09-22T02:49:33.81 0.3 undecidable manual P 182 43.9227 50 1.64 37
IV.CMDO.HHZ. 2019-09-22T02:49:33.84 0.6 undecidable manual P 220 49.0176 50 0.89 37
IV.PLLN.EHZ. 2019-09-22T02:49:32.03 0.3 undecidable manual S 351 21.2676 111 0.56 67
IV.MNO.SHZ. 2019-09-22T02:49:32.09 0.1 undecidable manual P 72 47.2194 50 -0.58 85
IV.CAGR.HHE. 2019-09-22T02:49:31.42 0.3 undecidable manual P 126 34.5432 103 0.72 61
IV.MSFR.HHZ. 2019-09-22T02:49:31.58 0.1 undecidable manual P 55 44.1225 50 -0.61 84
IV.ALJA.HHZ. 2019-09-22T02:49:31.01 0.3 undecidable manual P 261 37.9287 50 -0.22 71
IV.RESU.HHZ. 2019-09-22T02:49:31.09 1.0 undecidable manual S 212 20.4684 112 -0.14 25
IV.GALF.HHZ. 2019-09-22T02:49:30.61 0.3 undecidable manual P 107 35.4423 50 -0.24 71
IV.CSLB.HHZ. 2019-09-22T02:49:30.68 0.3 undecidable manual S 324 18.2706 114 0.14 74
IV.GIB.HHZ. 2019-09-22T02:49:28.46 0.1 undecidable manual P 327 24.6531 108 -0.34 94
IV.CSLB.HHZ. 2019-09-22T02:49:27.07 0.1 undecidable manual P 324 18.2706 114 -0.53 91
IV.RESU.HHZ. 2019-09-22T02:49:27.37 0.1 positive manual P 212 20.4684 112 -0.63 87
IV.PETRA.HHE. 2019-09-22T02:49:27.73 0.3 undecidable manual S 300 6.5934 141 0.51 70
IV.PLLN.EHZ. 2019-09-22T02:49:27.79 0.1 undecidable manual P 351 21.2676 111 -0.35 95
IV.PETRA.HHE. 2019-09-22T02:49:25.48 0.1 undecidable manual P 300 6.5934 141 -0.2 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSLB.HHE. ML:1.4 0.0001962427 0.2592 AML other m 2019-09-22T02:49:32.89
IV.CSLB.HHN. ML:1.5 0.000268339 0.5008 AML other m 2019-09-22T02:49:32.80
IV.PLLN.EHE. ML:1.8 0.0004162362 0.6592 AML other m 2019-09-22T02:49:35.87
IV.GIB.HHN. ML:1.8 0.00035757815 0.52 AML other m 2019-09-22T02:49:36.75
IV.GIB.HHE. ML:1.8 0.00039784929999999997 0.3808 AML other m 2019-09-22T02:49:37.11
IV.PLLN.EHN. ML:1.8 0.00045680175 0.4992 AML other m 2019-09-22T02:49:37.96
IV.RESU.HHN. ML:2.0 0.0007387442 0.3808 AML other m 2019-09-22T02:49:38.65
IV.RESU.HHE. ML:1.9 0.0006632437 0.4992 AML other m 2019-09-22T02:49:39.25
IV.GALF.HNE. ML:1.4 0.0001101752 1.3008 AML other m 2019-09-22T02:49:39.29
IV.GALF.HNN. ML:1.4 0.00011442700000000001 1.24 AML other m 2019-09-22T02:49:40.66
IV.MSFR.HHE. ML:1.3 0.000060707515 1.28 AML other m 2019-09-22T02:49:40.13
IV.GALF.HHN. ML:2.0 0.00042992815 0.2992 AML other m 2019-09-22T02:49:41.71
IV.GALF.HHE. ML:2.0 0.0004476163 1.3408 AML other m 2019-09-22T02:49:42.03
IV.MSFR.HHN. ML:1.3 0.00005809752 0.6192 AML other m 2019-09-22T02:49:44.03
IV.MNO.SHN. ML:0.0 0.00017147425 0.56 AML other m 2019-09-22T02:49:44.44
IV.MNO.SHE. ML:0.0 0.00012689362 0.52 AML other m 2019-09-22T02:49:46.44
IV.MUCR.HHN. ML:1.6 0.00007374986 0.76 AML other m 2019-09-22T02:49:49.13
IV.MUCR.HHE. ML:1.6 0.00007986289499999999 0.6208 AML other m 2019-09-22T02:49:50.36
IV.IFIL.HHN. ML:2.2 0.00018123804999999998 0.28 AML other m 2019-09-22T02:49:55.63
IV.IFIL.HHE. ML:2.6 0.0005221770999999999 0.4192 AML other m 2019-09-22T02:49:57.76
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