Earthquake with magnitude of ML 2.0 on date 27-05-2018 and time 23:08:34 (Italy) in region 4 km E Bompietro (PA)

A magnitude ML 2.0 earthquake occured in region: 4 km E Bompietro (PA), on

  • 27-05-2018 21:08:34 (UTC)
  • 27-05-2018 23:08:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7340, 14.1390 at 36 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
Bompietro PA 4 1401 1401
Alimena PA 5 2032 3433
Blufi PA 6 1029 4462
Petralia Soprana PA 8 3360 7822
Petralia Sottana PA 9 2821 10643
Gangi PA 9 6811 17454
Castellana Sicula PA 10 3411 20865
Resuttano CL 11 2038 22903
Geraci Siculo PA 14 1945 24848
Polizzi Generosa PA 15 3407 28255
Villarosa EN 17 4937 33192
Santa Caterina Villarmosa CL 18 5388 38580
Sperlinga EN 19 805 39385
Calascibetta EN 20 4528 43913

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km N of Caltanissetta (63360 inhabitants)
67 Km SE of Bagheria (55387 inhabitants)
68 Km NE of Agrigento (59770 inhabitants)
75 Km N of Gela (75827 inhabitants)
80 Km SE of Palermo (674435 inhabitants)
87 Km W of Catania (314555 inhabitants)
91 Km W of Acireale (52622 inhabitants)
94 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 2.0 2018-05-27
21:08:34
37.7343 14.1393 36 2019-04-24
14:50:57
Bollettino Sismico Italiano INGV 61960231
Reviewed
Rev100
ML 2.1 2018-05-27
21:08:34
37.8457 14.1132 38 2018-05-27
21:21:10
Sala Sismica INGV-Roma 57295851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-05-27 21:08:34 ± 0.13
Latitude 37.7343 ± 0.0144
Longitude 14.1393 ± 0.0148
Depth (km) 36 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 61960231

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1582
Semi-minor axis of confidence ellipse (meter) 1312
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 3
Circular confidence region, given by single value of horizontal uncertainty (meter) 1580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.10072
Epicentral distance of station farthest from the epicenter (degree) 1.24916
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.4
Num. used stations 26
Type of magnitude ML
Reference to an origin 61960231
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-03-25 10:18:27

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 57295851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-05-27 21:21:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HMDC.HHZ. 2018-05-27T21:09:04.18 0.3 undecidable manual S 146 103.0191 54 -0.46 60
IV.HAGA.HHZ. 2018-05-27T21:09:03.83 0.3 undecidable manual S 119 102.3198 54 -0.66 55
IV.MEU.SHZ. 2018-05-27T21:09:02.18 0.3 undecidable manual S 138 92.1411 54 -0.1 66
IV.HPAC.HHZ. 2018-05-27T21:08:57.35 0.3 undecidable manual P 145 138.6612 54 0.84 48
IV.MPNC.HHZ. 2018-05-27T21:08:54.93 0.3 undecidable manual P 66 115.5954 54 1.29 42
IV.SSY.HHZ. 2018-05-27T21:08:52.20 0.6 undecidable manual P 128 104.2179 54 -0.02 44
IV.AIO.HHZ. 2018-05-27T21:08:52.66 0.3 undecidable manual P 74 99.3228 54 1.04 49
IV.HMDC.HHZ. 2018-05-27T21:08:51.91 0.6 undecidable manual P 146 103.0191 54 -0.17 43
IV.HAGA.HHZ. 2018-05-27T21:08:51.80 0.3 undecidable manual P 119 102.3198 54 -0.19 63
IV.ALJA.HHZ. 2018-05-27T21:08:50.11 0.3 undecidable manual S 273 33.8439 133 0.85 57
IV.MEU.SHZ. 2018-05-27T21:08:50.59 0.6 undecidable manual P 138 92.1411 54 -0.12 44
IV.CORL.HHZ. 2018-05-27T21:08:48.50 0.1 undecidable manual P 284 75.369 54 -0.13 91
IV.PLLN.EHZ. 2018-05-27T21:08:48.51 0.6 undecidable manual S 1 28.6491 139 0.22 49
IV.MUCR.HHZ. 2018-05-27T21:08:48.44 0.3 undecidable manual P 62 72.8715 54 0.12 69
IV.HLNI.HHZ. 2018-05-27T21:08:48.10 0.6 undecidable manual P 123 77.367 54 -0.78 37
IV.MNO.SHN. 2018-05-27T21:08:46.00 0.3 undecidable manual P 66 53.4021 120 0.39 67
IV.RAFF.HHZ. 2018-05-27T21:08:46.89 0.6 undecidable manual P 161 60.0954 117 0.37 44
IV.PETRA.HHZ. 2018-05-27T21:08:46.18 0.3 undecidable manual S 349 11.1777 161 0.25 74
IV.CSLB.HHZ. 2018-05-27T21:08:46.54 0.3 undecidable manual S 342 23.6541 144 -0.92 57
IV.RESU.HHZ. 2018-05-27T21:08:45.78 0.3 undecidable manual S 217 12.0768 160 -0.22 76
IV.GALF.HHZ. 2018-05-27T21:08:44.35 0.6 undecidable manual P 94 37.5291 130 0.73 41
IV.ALJA.HHZ. 2018-05-27T21:08:43.16 0.1 undecidable manual P 273 33.8439 133 -0.04 100
IV.CAGR.HHE. 2018-05-27T21:08:43.20 0.6 undecidable manual P 111 34.0437 133 -0.01 50
IV.PLLN.EHZ. 2018-05-27T21:08:42.10 0.3 undecidable manual P 1 28.6491 139 -0.53 67
IV.CSLB.HHZ. 2018-05-27T21:08:41.48 0.1 undecidable manual P 342 23.6541 144 -0.67 85
IV.RESU.HHZ. 2018-05-27T21:08:41.81 0.3 undecidable manual P 217 12.0768 160 0.5 69
IV.PETRA.HHZ. 2018-05-27T21:08:40.92 0.1 undecidable manual P 349 11.1777 161 -0.35 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PETRA.HHE. ML:1.9 0.00033199999999999994 1.3 AML other m 2018-05-27T21:08:47.66
IV.PETRA.HHN. ML:1.9 0.0002965 0.92 AML other m 2018-05-27T21:08:47.01
IV.CSLB.HHE. ML:1.6 0.000131 0.36 AML other m 2018-05-27T21:08:47.58
IV.CSLB.HHN. ML:1.4 0.00008494999999999999 0.22 AML other m 2018-05-27T21:08:48.15
IV.PLLN.EHE. ML:2.4 0.0007175 0.48 AML other m 2018-05-27T21:08:49.71
IV.PLLN.EHN. ML:2.3 0.0005625 0.38 AML other m 2018-05-27T21:08:50.92
IV.ALJA.HHE. ML:1.5 0.000085 0.48 AML other m 2018-05-27T21:08:51.49
IV.ALJA.HHN. ML:1.4 0.0000639 0.44 AML other m 2018-05-27T21:08:53.65
IV.GALF.HHN. ML:1.8 0.0001525 0.64 AML other m 2018-05-27T21:08:55.67
IV.GALF.HHE. ML:1.6 0.00009005 1.4 AML other m 2018-05-27T21:08:56.80
IV.RAFF.HHN. ML:1.5 0.0000571 1.12 AML other m 2018-05-27T21:08:58.06
IV.RAFF.HHE. ML:1.6 0.00006225 1.04 AML other m 2018-05-27T21:08:58.29
IV.HLNI.HHN. ML:2.2 0.00020700000000000002 0.44 AML other m 2018-05-27T21:09:00.09
IV.HLNI.HHE. ML:2.1 0.0001455 0.68 AML other m 2018-05-27T21:09:00.81
IV.MUCR.HHN. ML:2.0 0.00011999999999999999 0.48 AML other m 2018-05-27T21:09:02.90
IV.MUCR.HHE. ML:1.7 0.000077 0.46 AML other m 2018-05-27T21:09:03.40
IV.HAGA.HHE. ML:2.4 0.0002375 1.3 AML other m 2018-05-27T21:09:05.75
IV.HAGA.HHN. ML:2.4 0.00019700000000000002 1.48 AML other m 2018-05-27T21:09:05.06
IV.HMDC.HHE. ML:2.4 0.00021850000000000003 0.26 AML other m 2018-05-27T21:09:06.42
IV.HMDC.HHN. ML:2.4 0.00020250000000000002 0.26 AML other m 2018-05-27T21:09:06.31
IV.MEU.SHE. ML:0.0 0.00009279999999999999 0.28 AML other m 2018-05-27T21:09:07.38
IV.SSY.HHE. ML:2.5 0.0002515 0.18 AML other m 2018-05-27T21:09:07.92
IV.SSY.HHN. ML:2.7 0.000438 0.76 AML other m 2018-05-27T21:09:09.13
IV.MEU.SHN. ML:0.0 0.000141 0.32 AML other m 2018-05-27T21:09:10.46
IV.AIO.HHE. ML:1.5 0.0000283 0.56 AML other m 2018-05-27T21:09:11.44
IV.AIO.HHN. ML:1.5 0.00003229999999999999 0.9 AML other m 2018-05-27T21:09:12.97
IV.HPAC.HHE. ML:2.2 0.0000929 0.46 AML other m 2018-05-27T21:09:17.68
IV.HPAC.HHN. ML:2.2 0.00009125 1.82 AML other m 2018-05-27T21:09:18.05
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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