Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 08-05-2019 and time 11:19:33 (Italy) in region 4 km N Gangi (PA)

A magnitude ML 2.2 earthquake occured in region: 4 km N Gangi (PA), on

  • 08-05-2019 09:19:33 (UTC)
  • 08-05-2019 11:19:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8370, 14.2070 at 6 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.

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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 4 6811 6811
Geraci Siculo PA 5 1945 8756
San Mauro Castelverde PA 9 1701 10457
Petralia Soprana PA 10 3360 13817
Petralia Sottana PA 11 2821 16638
Castel di Lucio ME 11 1294 17932
Bompietro PA 14 1401 19333
Blufi PA 15 1029 20362
Castelbuono PA 15 8943 29305
Sperlinga EN 15 805 30110
Castellana Sicula PA 16 3411 33521
Pettineo ME 16 1350 34871
Tusa ME 17 2925 37796
Mistretta ME 17 4791 42587
Alimena PA 18 2032 44619
Motta d'Affermo ME 18 739 45358
Pollina PA 18 2974 48332
Polizzi Generosa PA 18 3407 51739
Reitano ME 19 806 52545
Nicosia EN 20 13899 66444

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km NE of Caltanissetta (63360 inhabitants)
67 Km E of Bagheria (55387 inhabitants)
80 Km NE of Agrigento (59770 inhabitants)
80 Km E of Palermo (674435 inhabitants)
86 Km N of Gela (75827 inhabitants)
86 Km W of Catania (314555 inhabitants)
88 Km W of Acireale (52622 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 2.2 2019-05-08
09:19:33		 37.8372 14.2073 6 2019-11-13
14:30:51		 Bollettino Sismico Italiano INGV 69593831
Reviewed
Rev100 		ML 2.3 2019-05-08
09:19:33		 37.7962 14.2243 5 2019-05-08
09:27:45		 Sala Sismica INGV-Roma 68351931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-05-08 09:19:33 ± 0.16
Latitude 37.8372 ± 0.0090
Longitude 14.2073 ± 0.0114
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 69593831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 935
Semi-minor axis of confidence ellipse (meter) 555
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 182
Circular confidence region, given by single value of horizontal uncertainty (meter) 940.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.53
Epicentral distance of station closest to the epicenter (degree) 0.16368
Epicentral distance of station farthest from the epicenter (degree) 0.81209
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 69593831
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-19 12:29:06

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 68351931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-05-08 09:27:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAFF.HHZ. 2019-05-08T09:19:56.41 0.6 undecidable manual S 169 69.4749 50 0.83 36
IV.MUCR.HHZ. 2019-05-08T09:19:54.01 0.3 undecidable manual S 68 62.5929 50 0.28 65
IV.ALJA.HHE. 2019-05-08T09:19:49.13 0.6 undecidable manual S 256 40.9257 99 1.22 32
IV.IVPL.HHZ. 2019-05-08T09:19:49.84 0.1 undecidable manual P 48 90.1431 50 0.41 81
IV.MNO.SHZ. 2019-05-08T09:19:48.72 0.3 undecidable manual S 76 43.9227 50 -0.03 72
IV.MSFR.HHZ. 2019-05-08T09:19:48.04 0.3 undecidable manual S 57 40.1265 99 0.43 67
IV.CAGR.HHZ. 2019-05-08T09:19:46.08 0.6 undecidable manual S 133 35.0427 100 0.19 47
IV.SOLUN.HHE. 2019-05-08T09:19:45.54 0.3 undecidable manual P 296 65.49 50 -0.09 68
IV.RAFF.HHZ. 2019-05-08T09:19:45.59 0.3 undecidable manual P 169 69.4749 50 -0.67 58
IV.CPTP.HHZ. 2019-05-08T09:19:44.18 1.0 undecidable manual P 185 47.8188 50 1.27 15
IV.MUCR.HHZ. 2019-05-08T09:19:44.45 0.1 undecidable manual P 68 62.5929 50 -0.74 76
IV.EPZF.HHZ. 2019-05-08T09:19:44.78 0.6 undecidable manual P 91 56.8986 50 0.47 42
MN.VAE.HHZ. 2019-05-08T09:19:43.11 0.6 undecidable manual P 163 42.8238 50 0.97 35
IV.RESU.HHZ. 2019-05-08T09:19:42.62 0.6 undecidable manual S 212 24.8529 104 0.18 48
IV.GIB.HHZ. 2019-05-08T09:19:42.64 0.6 undecidable manual S 317 23.2545 105 0.75 41
IV.CAGR.HHZ. 2019-05-08T09:19:41.45 0.1 undecidable manual P 133 35.0427 100 0.79 79
IV.ALJA.HHE. 2019-05-08T09:19:41.24 0.3 undecidable manual P 256 40.9257 99 -0.59 63
IV.MNO.SHZ. 2019-05-08T09:19:41.38 0.1 undecidable manual P 76 43.9227 50 -0.94 73
IV.MSFR.HHZ. 2019-05-08T09:19:40.91 0.1 undecidable manual P 57 40.1265 99 -0.75 78
IV.PLLN.EHZ. 2019-05-08T09:19:40.99 0.6 undecidable manual S 342 18.1707 109 0.79 41
IV.RESU.HHZ. 2019-05-08T09:19:37.69 0.1 undecidable manual P 212 24.8529 104 -0.98 72
IV.PLLN.EHZ. 2019-05-08T09:19:37.43 0.1 undecidable manual P 342 18.1707 109 0.05 100
IV.GIB.HHZ. 2019-05-08T09:19:37.93 0.3 undecidable manual P 317 23.2545 105 -0.42 68
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PLLN.EHN. ML:2.1 0.0010654648999999998 0.32 AML other m 2019-05-08T09:19:42.70
IV.PLLN.EHE. ML:2.2 0.001255312 0.416 AML other m 2019-05-08T09:19:43.64
IV.GIB.HHE. ML:2.3 0.0012994215 0.48 AML other m 2019-05-08T09:19:44.88
IV.RESU.HHE. ML:2.4 0.0014688989999999999 1.7792 AML other m 2019-05-08T09:19:45.41
IV.RESU.HHN. ML:2.6 0.0027374875 0.3584 AML other m 2019-05-08T09:19:47.02
IV.GIB.HHN. ML:2.2 0.0010296349 0.4608 AML other m 2019-05-08T09:19:46.79
IV.MSFR.HHE. ML:2.1 0.00041787805 0.32 AML other m 2019-05-08T09:19:48.38
IV.MNO.SHE. ML:0.0 0.000739307 0.3584 AML other m 2019-05-08T09:19:50.84
IV.MNO.SHN. ML:0.0 0.0008174477 1.5168 AML other m 2019-05-08T09:19:52.02
IV.MSFR.HHN. ML:1.9 0.00025489885 0.48 AML other m 2019-05-08T09:19:52.90
IV.RAFF.HHN. ML:1.6 0.000068443495 1.3184 AML other m 2019-05-08T09:19:59.75
IV.MUCR.HHN. ML:2.4 0.0005124872 0.32 AML other m 2019-05-08T09:19:59.26
IV.MUCR.HHE. ML:2.2 0.0003291368 0.3584 AML other m 2019-05-08T09:19:59.85
IV.RAFF.HHE. ML:1.8 0.00010091367500000001 1.1008 AML other m 2019-05-08T09:20:02.39
IV.IVPL.HHE. ML:2.5 0.00034399999999999996 0.7 AML other m 2019-05-08T09:20:05.54
IV.IVPL.HHN. ML:2.6 0.00045319555 0.48 AML other m 2019-05-08T09:20:06.87
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