Earthquake with magnitude of ML 1.8 on date 08-09-2022 and time 10:34:48 (Italy) in region 7 km NE Alimena (PA)

A magnitude ML 1.8 earthquake occured in region: 7 km NE Alimena (PA), on

  • 08-09-2022 08:34:48 (UTC)
  • 08-09-2022 10:34:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7310, 14.1720 at 48 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
Alimena PA 7 2032 2032
Bompietro PA 7 1401 3433
Gangi PA 8 6811 10244
Blufi PA 9 1029 11273
Petralia Soprana PA 9 3360 14633
Petralia Sottana PA 11 2821 17454
Castellana Sicula PA 13 3411 20865
Resuttano CL 14 2038 22903
Geraci Siculo PA 15 1945 24848
Villarosa EN 16 4937 29785
Sperlinga EN 17 805 30590
Polizzi Generosa PA 18 3407 33997
Calascibetta EN 18 4528 38525
Santa Caterina Villarmosa CL 20 5388 43913

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NE of Caltanissetta (63360 inhabitants)
70 Km SE of Bagheria (55387 inhabitants)
70 Km NE of Agrigento (59770 inhabitants)
74 Km N of Gela (75827 inhabitants)
83 Km SE of Palermo (674435 inhabitants)
85 Km W of Catania (314555 inhabitants)
89 Km W of Acireale (52622 inhabitants)
93 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 1.8 2022-09-08
08:34:48
37.7308 14.1717 48 2024-03-01
15:28:03
Bollettino Sismico Italiano INGV 111966121
Reviewed
Rev100
ML 1.8 2022-09-08
08:34:48
37.749 14.1387 48 2022-09-08
08:54:38
Sala Sismica INGV-Roma 109462821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-08 08:34:48 ± 0.26
Latitude 37.7308 ± 0.0117
Longitude 14.1717 ± 0.0193
Depth (km) 48 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 111966121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1604
Semi-minor axis of confidence ellipse (meter) 1036
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 69
Circular confidence region, given by single value of horizontal uncertainty (meter) 1600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 52
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.44
Epicentral distance of station closest to the epicenter (degree) 0.12411
Epicentral distance of station farthest from the epicenter (degree) 0.98566
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:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 111966121
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-03-21 13:31:22

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 109462821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-08 08:54:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CROCE.HHE. 2022-09-08T08:35:18.89 0.6 undecidable manual S 162 104.6175 100 0.4 43
IV.HVIT.HHZ. 2022-09-08T08:35:15.03 0.6 undecidable manual S 159 87.5457 103 0.16 47
IV.HVZN.HHZ. 2022-09-08T08:35:12.48 0.6 undecidable manual S 142 77.7666 106 -0.36 46
IV.MSFR.HHZ. 2022-09-08T08:35:08.60 0.6 undecidable manual S 47 49.8168 121 1.32 32
IV.MBFT.HHN. 2022-09-08T08:35:07.69 0.3 undecidable manual P 283 109.4127 99 1.29 45
IV.CROCE.HHE. 2022-09-08T08:35:05.60 0.3 undecidable manual P 162 104.6175 100 -0.22 67
IV.PLLN.EHZ. 2022-09-08T08:35:04.10 0.6 undecidable manual S 355 29.1486 141 0.2 52
IV.GIB.HHZ. 2022-09-08T08:35:04.20 0.6 undecidable manual S 336 31.4463 138 -0.03 54
IV.MPG.HHE. 2022-09-08T08:35:03.60 1.0 undecidable manual P 304 85.5477 103 0.1 24
IV.HVIT.HHZ. 2022-09-08T08:35:03.08 0.1 undecidable manual P 159 87.5457 103 -0.65 83
IV.EMSG.HHZ. 2022-09-08T08:35:02.53 0.6 undecidable manual P 81 68.9754 109 1.02 36
IV.LIBRI.HHZ. 2022-09-08T08:35:02.75 0.1 positive manual P 59 76.9674 106 0.29 94
IV.CSLB.HHZ. 2022-09-08T08:35:02.80 0.3 undecidable manual S 337 24.9528 146 -0.56 72
IV.MUCR.HHZ. 2022-09-08T08:35:01.91 0.3 undecidable manual P 60 70.5738 109 0.21 72
IV.SOLUN.HHE. 2022-09-08T08:35:01.29 0.6 undecidable manual P 306 68.7756 109 -0.2 48
IV.EPZF.HHZ. 2022-09-08T08:35:01.54 1.0 undecidable manual P 80 60.9945 114 0.96 19
IV.HVZN.HHZ. 2022-09-08T08:35:01.87 0.3 undecidable manual P 142 77.7666 106 -0.69 62
IV.RAFF.HHZ. 2022-09-08T08:35:00.17 0.1 positive manual P 163 58.7967 115 -0.17 99
IV.CPTP.HHZ. 2022-09-08T08:34:59.03 0.3 undecidable manual P 181 35.8419 134 1.06 57
IV.MSFR.HHZ. 2022-09-08T08:34:59.13 0.3 undecidable manual P 47 49.8168 121 -0.22 75
IV.ALJA.HHE. 2022-09-08T08:34:58.51 0.3 undecidable manual P 273 36.741 133 0.47 73
IV.GALF.HHZ. 2022-09-08T08:34:57.97 0.3 undecidable manual P 94 34.743 135 0.11 79
IV.GIB.HHZ. 2022-09-08T08:34:57.22 0.1 negative manual P 336 31.4463 138 -0.36 100
IV.RESU.HHZ. 2022-09-08T08:34:56.73 0.3 undecidable manual P 227 13.7751 160 0.28 79
IV.CSLB.HHZ. 2022-09-08T08:34:56.34 0.1 negative manual P 337 24.9528 146 -0.75 89
IV.PLLN.EHZ. 2022-09-08T08:34:56.95 0.1 negative manual P 355 29.1486 141 -0.45 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSLB.HHN. ML:1.5 0.0000759 0.3 AML other m 2022-09-08T08:35:03.14
IV.PLLN.EHN. ML:2.2 0.00034750000000000004 1.58 AML other m 2022-09-08T08:35:04.00
IV.PLLN.EHE. ML:2.0 0.0002275 0.46 AML other m 2022-09-08T08:35:05.19
IV.RESU.HHN. ML:1.7 0.000133 0.74 AML other m 2022-09-08T08:35:05.49
IV.GIB.HHE. ML:2.0 0.00025 0.62 AML other m 2022-09-08T08:35:05.23
IV.CSLB.HHE. ML:1.6 0.00009175 0.32 AML other m 2022-09-08T08:35:06.00
IV.GIB.HHN. ML:2.0 0.00022899999999999998 0.36 AML other m 2022-09-08T08:35:06.95
IV.RESU.HHE. ML:1.6 0.00011085 0.4 AML other m 2022-09-08T08:35:07.56
IV.MSFR.HHE. ML:1.2 0.00002525 1.48 AML other m 2022-09-08T08:35:09.90
IV.MSFR.HHN. ML:1.5 0.0000605 0.44 AML other m 2022-09-08T08:35:09.22
IV.GALF.HHE. ML:2.0 0.00020600000000000002 0.46 AML other m 2022-09-08T08:35:11.51
IV.MUCR.HHN. ML:2.2 0.00019700000000000002 1.48 AML other m 2022-09-08T08:35:15.04
IV.MUCR.HHE. ML:1.8 0.000088 1 AML other m 2022-09-08T08:35:15.10
IV.GALF.HHN. ML:1.9 0.00017299999999999998 1.58 AML other m 2022-09-08T08:35:16.10
IV.LIBRI.HHN. ML:1.6 0.00004685 0.44 AML other m 2022-09-08T08:35:17.18
IV.LIBRI.HNN. ML:2.0 0.00010674999999999999 0.24 AML other m 2022-09-08T08:35:17.40
IV.LIBRI.HHE. ML:1.6 0.00005105 0.82 AML other m 2022-09-08T08:35:17.56
IV.LIBRI.HNE. ML:2.0 0.0001164 1.04 AML other m 2022-09-08T08:35:17.61
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