Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 12-08-2022 and time 17:09:16 (Italy) in region 3 km E Sellano (PG)

A magnitude ML 1.8 earthquake occured in region: 3 km E Sellano (PG), on

  • 12-08-2022 15:09:16 (UTC)
  • 12-08-2022 17:09:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8830, 12.9610 at 11 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sellano PG 3 1079 1079
Preci PG 6 724 1803
Cerreto di Spoleto PG 8 1075 2878
Visso MC 12 1107 3985
Monte Cavallo MC 13 145 4130
Norcia PG 15 4957 9087
Vallo di Nera PG 15 364 9451
Castelsantangelo sul Nera MC 16 281 9732
Ussita MC 16 444 10176
Campello sul Clitunno PG 16 2442 12618
Trevi PG 17 8469 21087
Cascia PG 19 3217 24304
Poggiodomo PG 19 117 24421
Sant'Anatolia di Narco PG 19 564 24985
Pieve Torina MC 20 1458 26443

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Foligno (57155 inhabitants)
44 Km NE of Terni (111501 inhabitants)
53 Km E of Perugia (166134 inhabitants)
66 Km W of Teramo (54892 inhabitants)
69 Km NW of L'Aquila (69753 inhabitants)
87 Km NE of Viterbo (67173 inhabitants)
93 Km SW of Ancona (100861 inhabitants)
100 Km N of Guidonia Montecelio (88673 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 2022-08-12
15:09:16		 42.8827 12.9612 11 2023-01-31
19:03:54		 Bollettino Sismico Italiano INGV 111408891
Reviewed
Rev100 		ML 1.9 2022-08-12
15:09:16		 42.8848 12.9567 11 2022-08-12
15:16:25		 Sala Sismica INGV-Roma 108454671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-12 15:09:16 ± 0.04
Latitude 42.8827 ± 0.0018
Longitude 12.9612 ± 0.0025
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 111408891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 177
Semi-minor axis of confidence ellipse (meter) 123
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 135
Circular confidence region, given by single value of horizontal uncertainty (meter) 180.0
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 58
Number of defining phases 58
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.10252
Epicentral distance of station farthest from the epicenter (degree) 0.65740
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 32
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 66
Type of magnitude ML
Reference to an origin 108454671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-08-12 15:16:25

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 48
Type of magnitude ML
Reference to an origin 111408891
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-11-02 09:39:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2022-08-12T15:09:32.61 0.6 undecidable manual S 13 50.8158 50 0.31 44
IV.RM33.EHZ. 2022-08-12T15:09:31.46 0.6 undecidable manual S 153 46.3203 50 0.37 44
IV.CESX.HHZ. 2022-08-12T15:09:30.28 0.6 undecidable manual S 225 43.0236 50 0.05 47
IV.ATCC.EHZ. 2022-08-12T15:09:30.25 0.6 undecidable manual S 322 42.5241 50 0.18 46
IV.MF5.EHZ. 2022-08-12T15:09:30.24 0.6 undecidable manual S 74 42.1245 50 0.26 45
IV.FRON.EHZ. 2022-08-12T15:09:29.26 0.3 undecidable manual P 345 72.9714 50 0.34 63
IV.SNTG.HHZ. 2022-08-12T15:09:29.87 0.6 undecidable manual S 358 41.3253 50 0.1 47
IV.ARRO.EHZ. 2022-08-12T15:09:28.78 0.6 undecidable manual S 205 37.2294 50 0.11 47
IV.CSP1.EHZ. 2022-08-12T15:09:27.03 0.6 undecidable manual S 40 30.4473 50 0.16 47
IV.SSFR.HHZ. 2022-08-12T15:09:27.58 0.3 undecidable manual P 347 63.0924 50 0.18 66
IV.FIU1.HNZ. 2022-08-12T15:09:27.74 0.6 undecidable manual S 356 34.0437 50 -0.08 48
IT.GNU.HGE. 2022-08-12T15:09:27.64 0.6 undecidable manual S 255 32.9448 50 0.11 47
IV.MOMA.HNZ. 2022-08-12T15:09:27.92 0.6 undecidable manual S 255 32.9448 50 0.39 45
IV.PF6.EHZ. 2022-08-12T15:09:27.53 0.6 undecidable manual S 34 34.0437 50 -0.29 45
IV.MGAB.HHZ. 2022-08-12T15:09:27.87 0.6 undecidable manual P 273 69.0753 50 -0.45 41
IV.ASSB.HHZ. 2022-08-12T15:09:26.62 0.6 undecidable manual S 306 30.2475 50 -0.2 47
IV.CING.HHZ. 2022-08-12T15:09:26.63 0.3 undecidable manual P 19 57.8976 50 0.04 69
IV.MMO1.EHZ. 2022-08-12T15:09:26.64 0.6 undecidable manual S 86 29.748 50 -0.04 48
IV.MURB.HHZ. 2022-08-12T15:09:26.22 0.1 undecidable manual P 320 55.1004 50 0.06 92
7F.SIB2.EHE. 2022-08-12T15:09:26.05 0.6 undecidable manual S 88 27.8499 50 -0.12 48
7F.SIB3.EHE. 2022-08-12T15:09:25.11 0.6 undecidable manual S 92 25.1526 50 -0.33 46
IV.MML1.EHZ. 2022-08-12T15:09:25.56 0.3 undecidable manual S 2 25.6521 50 -0.01 73
7F.SIB1.EHE. 2022-08-12T15:09:25.21 0.6 undecidable manual S 87 25.1526 50 -0.23 47
IV.RM33.EHZ. 2022-08-12T15:09:25.03 0.6 undecidable manual P 153 46.3203 50 0.22 45
IV.EL6.EHZ. 2022-08-12T15:09:25.44 0.1 positive manual P 13 50.8158 50 -0.07 92
IT.FOPC.HGN. 2022-08-12T15:09:25.07 0.6 undecidable manual S 295 23.0547 50 0.18 47
IV.ATCC.EHZ. 2022-08-12T15:09:24.16 0.1 undecidable manual P 322 42.5241 50 -0.06 94
IV.SNTG.HHZ. 2022-08-12T15:09:24.05 0.3 undecidable manual P 358 41.3253 50 0.01 71
IV.MF5.EHZ. 2022-08-12T15:09:24.59 0.1 undecidable manual P 74 42.1245 50 0.42 87
IV.CESX.HHZ. 2022-08-12T15:09:24.02 0.1 positive manual P 225 43.0236 50 -0.29 89
IV.GAVE.EHZ. 2022-08-12T15:09:24.40 0.3 undecidable manual S 194 21.7671 50 -0.16 72
IV.MC2.EHZ. 2022-08-12T15:09:23.82 0.6 undecidable manual S 80 18.7701 50 0.07 49
IV.MTRA.EHE. 2022-08-12T15:09:23.59 0.6 undecidable manual P 111 38.0286 50 0.05 47
IT.GNU.HGE. 2022-08-12T15:09:23.07 0.6 undecidable manual P 255 32.9448 50 0.31 45
IV.FDMO.HHZ. 2022-08-12T15:09:23.85 0.3 undecidable manual S 31 19.869 50 -0.19 71
IV.ARRO.EHZ. 2022-08-12T15:09:23.24 0.3 undecidable manual P 205 37.2294 50 -0.17 70
IV.PF6.EHZ. 2022-08-12T15:09:22.80 0.1 undecidable manual P 34 34.0437 50 -0.12 94
IV.NRCA.HHZ. 2022-08-12T15:09:22.24 0.3 undecidable manual S 114 13.5753 129 -0.03 75
IV.MMO1.EHZ. 2022-08-12T15:09:22.23 0.1 undecidable manual P 86 29.748 50 -0.03 97
IV.CSP1.EHZ. 2022-08-12T15:09:22.37 0.1 positive manual P 40 30.4473 50 0 97
IV.FIU1.HNZ. 2022-08-12T15:09:22.88 0.6 undecidable manual P 356 34.0437 50 -0.04 48
IV.ASSB.HHZ. 2022-08-12T15:09:22.06 0.1 positive manual P 306 30.2475 50 -0.28 92
IV.CESI.HHZ. 2022-08-12T15:09:22.34 0.3 undecidable manual S 341 14.3745 127 -0.12 73
IV.MOMA.HNZ. 2022-08-12T15:09:22.66 0.3 undecidable manual P 255 32.9448 50 -0.1 71
IT.FOPC.HGN. 2022-08-12T15:09:21.35 0.6 undecidable manual P 295 23.0547 50 0.12 48
IV.FEMA.HNZ. 2022-08-12T15:09:21.76 0.6 undecidable manual S 39 11.3775 134 0.07 49
7F.SIB3.EHE. 2022-08-12T15:09:21.36 0.1 undecidable manual P 92 25.1526 50 -0.19 94
IV.MML1.EHZ. 2022-08-12T15:09:21.60 0.1 undecidable manual P 2 25.6521 50 -0.02 98
IT.MTCL.HGZ. 2022-08-12T15:09:21.79 0.6 undecidable manual S 14 12.7761 130 -0.25 48
7F.SIB1.EHE. 2022-08-12T15:09:21.57 0.1 undecidable manual P 87 25.1526 50 0.02 98
7F.SIB2.EHE. 2022-08-12T15:09:21.89 0.1 undecidable manual P 88 27.8499 50 -0.08 96
IV.FDMO.HHZ. 2022-08-12T15:09:20.69 0.1 undecidable manual P 31 19.869 50 -0.05 98
IV.MC2.EHZ. 2022-08-12T15:09:20.68 0.1 positive manual P 80 18.7701 50 0.11 97
IV.GAVE.EHZ. 2022-08-12T15:09:20.97 0.1 positive manual P 194 21.7671 50 -0.06 97
IV.CESI.HHZ. 2022-08-12T15:09:19.87 0.1 negative manual P 341 14.3745 127 0.04 99
IT.MTCL.HGZ. 2022-08-12T15:09:19.57 0.1 undecidable manual P 14 12.7761 130 -0.01 100
IV.FEMA.HNZ. 2022-08-12T15:09:19.60 0.1 negative manual P 39 11.3775 134 0.22 96
IV.NRCA.HHZ. 2022-08-12T15:09:19.78 0.1 negative manual P 114 13.5753 129 0.07 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FEMA.HNN. ML:2.1 0.001467856 1.872 AML other m 2022-08-12T15:09:22.02
IV.FEMA.HNE. ML:2.5 0.003375 0.18 AML other m 2022-08-12T15:09:22.14
IV.CESI.HNE. ML:1.8 0.0006223421500000001 0.1024 AML other m 2022-08-12T15:09:22.40
IV.NRCA.HHN. ML:2.3 0.0019049999999999998 0.1 AML other m 2022-08-12T15:09:22.38
IV.NRCA.HNN. ML:2.3 0.001836369 0.1152 AML other m 2022-08-12T15:09:22.37
IV.CESI.HHN. ML:2.0 0.0008966287499999999 0.0768 AML other m 2022-08-12T15:09:22.50
IV.CESI.HNN. ML:1.9 0.0008426076 0.0896 AML other m 2022-08-12T15:09:22.52
IV.CESI.HHE. ML:1.8 0.000665 0.18 AML other m 2022-08-12T15:09:22.45
IV.NRCA.HNE. ML:2.4 0.0027759535 0.1152 AML other m 2022-08-12T15:09:22.51
IV.NRCA.HHE. ML:2.5 0.0031221804999999997 0.128 AML other m 2022-08-12T15:09:22.51
IV.MC2.EHE. ML:2.2 0.0011632395 0.192 AML other m 2022-08-12T15:09:25.58
IV.GAVE.HNN. ML:1.4 0.00016120004 0.1536 AML other m 2022-08-12T15:09:25.56
IV.GAVE.EHN. ML:1.9 0.0005415 0.16 AML other m 2022-08-12T15:09:25.49
IV.GAVE.HNE. ML:1.9 0.0005143679 0.2944 AML other m 2022-08-12T15:09:25.54
IV.GAVE.EHE. ML:1.9 0.00052389565 0.2816 AML other m 2022-08-12T15:09:25.69
IV.MC2.EHN. ML:2.3 0.00165 0.2 AML other m 2022-08-12T15:09:25.86
IV.MML1.EHN. ML:2.0 0.000611 0.12 AML other m 2022-08-12T15:09:25.77
IV.MML1.HNN. ML:2.0 0.0006134999999999999 0.12 AML other m 2022-08-12T15:09:25.83
IV.MML1.EHE. ML:2.3 0.0011916055 0.192 AML other m 2022-08-12T15:09:25.77
IV.MML1.HNE. ML:2.3 0.0011400000000000002 0.2 AML other m 2022-08-12T15:09:25.77
IV.ASSB.HHE. ML:1.7 0.000225 0.26 AML other m 2022-08-12T15:09:26.75
IV.CSP1.EHN. ML:2.4 0.00107382325 0.2048 AML other m 2022-08-12T15:09:27.59
IV.CSP1.EHE. ML:2.3 0.0009017952499999999 0.2176 AML other m 2022-08-12T15:09:27.64
IV.ASSB.HHN. ML:1.5 0.00013489899500000003 0.128 AML other m 2022-08-12T15:09:27.84
IV.SNTG.HHE. ML:1.7 0.00016030315 0.1408 AML other m 2022-08-12T15:09:30.58
IV.SNTG.HNE. ML:1.7 0.00017343005000000002 0.128 AML other m 2022-08-12T15:09:30.58
IV.SNTG.HNN. ML:1.7 0.000169605 0.128 AML other m 2022-08-12T15:09:30.59
IV.SNTG.HHN. ML:1.8 0.00020400000000000003 0.14 AML other m 2022-08-12T15:09:30.59
IV.CESX.HHN. ML:1.8 0.00021300000000000003 0.3 AML other m 2022-08-12T15:09:30.82
IV.ATCC.EHN. ML:1.4 0.00007950000000000001 1.88 AML other m 2022-08-12T15:09:30.96
IV.CESX.HHE. ML:1.8 0.000175 0.32 AML other m 2022-08-12T15:09:31.31
IV.ATCC.EHE. ML:1.5 0.00009317520500000001 1.8848 AML other m 2022-08-12T15:09:31.00
IV.MF5.EHE. ML:1.6 0.00014368755 0.256 AML other m 2022-08-12T15:09:32.08
IV.MF5.EHN. ML:1.4 0.00008784252000000001 0.2432 AML other m 2022-08-12T15:09:32.09
IV.EL6.EHE. ML:1.9 0.000195039315 0.1152 AML other m 2022-08-12T15:09:33.22
IV.EL6.EHN. ML:1.9 0.0002023389 0.1792 AML other m 2022-08-12T15:09:33.44
IV.CING.HHN. ML:1.5 0.000067988705 0.0768 AML other m 2022-08-12T15:09:35.70
IV.CING.HHE. ML:1.5 0.00007324525 0.128 AML other m 2022-08-12T15:09:36.64
IV.MURB.HHE. ML:1.7 0.0001105 0.54 AML other m 2022-08-12T15:09:37.18
IV.MURB.HHN. ML:1.6 0.00009895 0.3 AML other m 2022-08-12T15:09:38.58
IV.SSFR.HHE. ML:1.7 0.000092002095 0.2048 AML other m 2022-08-12T15:09:38.71
IV.SSFR.HNE. ML:1.8 0.00010798395999999999 0.1152 AML other m 2022-08-12T15:09:38.74
IV.SSFR.HHN. ML:1.8 0.00012369589 0.1152 AML other m 2022-08-12T15:09:39.46
IV.SSFR.HNN. ML:1.8 0.00012778084 0.128 AML other m 2022-08-12T15:09:39.47
IV.MGAB.HHN. ML:1.4 0.0000459 0.48 AML other m 2022-08-12T15:09:39.61
IV.FRON.EHN. ML:1.4 0.000037671845000000004 0.0768 AML other m 2022-08-12T15:09:40.28
IV.MGAB.HHE. ML:1.4 0.000041094425000000006 0.1792 AML other m 2022-08-12T15:09:41.27
IV.FRON.EHE. ML:1.2 0.000024593509999999998 0.0768 AML other m 2022-08-12T15:09:41.40
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