Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 06-12-2022 and time 06:01:17 (UTC) in region 2 km S Sellano (PG)

A magnitude ML 1.8 earthquake occured in region: 2 km S Sellano (PG), on

  • 06-12-2022 06:01:17 (UTC)
  • 06-12-2022 07:01:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8700, 12.9240 at 10 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
Sellano PG 2 1079 1079
Cerreto di Spoleto PG 6 1075 2154
Preci PG 10 724 2878
Vallo di Nera PG 12 364 3242
Campello sul Clitunno PG 13 2442 5684
Trevi PG 14 8469 14153
Visso MC 15 1107 15260
Monte Cavallo MC 15 145 15405
Norcia PG 16 4957 20362
Sant'Anatolia di Narco PG 17 564 20926
Poggiodomo PG 18 117 21043
Cascia PG 18 3217 24260
Scheggino PG 19 461 24721
Castelsantangelo sul Nera MC 19 281 25002
Ussita MC 20 444 25446

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km E of Foligno (57155 inhabitants)
41 Km NE of Terni (111501 inhabitants)
51 Km SE of Perugia (166134 inhabitants)
68 Km W of Teramo (54892 inhabitants)
70 Km NW of L'Aquila (69753 inhabitants)
84 Km NE of Viterbo (67173 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
98 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 2022-12-06
06:01:17		 42.8698 12.9237 10 2024-03-01
15:28:10		 Bollettino Sismico Italiano INGV 112865931
Reviewed
Rev100 		ML 1.8 2022-12-06
06:01:17		 42.8728 12.9283 11 2022-12-06
06:10:19		 Sala Sismica INGV-Roma 112549521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-06 06:01:17 ± 0.06
Latitude 42.8698 ± 0.0027
Longitude 12.9237 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 112865931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 294
Semi-minor axis of confidence ellipse (meter) 243
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 52
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 40
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.47754
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 34
Type of magnitude ML
Reference to an origin 112865931
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-12-16 14:47:42

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 34
Type of magnitude ML
Reference to an origin 112549521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-06 06:10:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTRJ.HHZ. 2022-12-06T06:02:17.03 3.0 undecidable manual Sg 2.08 0
IV.CSNT.HHZ. 2022-12-06T06:01:45.90 3.0 positive manual P 4.01 0
IV.PIEI.HHZ. 2022-12-06T06:01:43.57 3.0 undecidable manual S -0.08 0
IV.FIAM.HHZ. 2022-12-06T06:01:39.54 3.0 undecidable manual S -0.43 0
IV.SSFR.HHZ. 2022-12-06T06:01:38.73 3.0 undecidable manual S -0.08 0
IV.VVLD.HHZ. 2022-12-06T06:01:36.64 3.0 undecidable manual P -2.31 0
IV.ARCI.HHZ. 2022-12-06T06:01:35.65 3.0 undecidable manual P -2.45 0
IV.FAGN.HHZ. 2022-12-06T06:01:34.68 3.0 negative manual P 1.49 0
IV.EL6.EHZ. 2022-12-06T06:01:34.91 0.1 undecidable manual S 16 53.0025 50 0.34 88
IV.RM33.EHZ. 2022-12-06T06:01:33.13 0.3 undecidable manual S 149 46.5201 50 0.28 67
IV.ATCC.EHZ. 2022-12-06T06:01:31.84 0.3 undecidable manual S 327 41.8248 50 0.24 69
IV.GUMA.HHZ. 2022-12-06T06:01:31.63 0.1 undecidable manual S 57 39.627 50 0.62 83
IV.SSFR.HHZ. 2022-12-06T06:01:30.28 3.0 positive manual P 0.71 0
IV.ARVD.HHZ. 2022-12-06T06:01:30.21 3.0 negative manual P -0.34 0
IV.MMO1.EHZ. 2022-12-06T06:01:29.16 0.1 undecidable manual S 84 32.9448 50 -0.06 96
IV.CSP1.EHZ. 2022-12-06T06:01:29.32 0.3 undecidable manual S 43 33.5442 50 -0.07 72
7F.SIB2.EHE. 2022-12-06T06:01:28.48 0.6 undecidable manual S 86 30.9468 50 -0.22 47
IV.LNSS.HHZ. 2022-12-06T06:01:28.58 0.3 undecidable manual S 162 31.1466 50 -0.15 71
IV.ASSB.HHZ. 2022-12-06T06:01:27.80 0.3 undecidable manual S 312 28.8489 50 -0.31 69
IV.EL6.EHZ. 2022-12-06T06:01:27.38 0.1 undecidable manual P 16 53.0025 50 -0.1 92
7F.SIB1.EHZ. 2022-12-06T06:01:27.70 0.3 undecidable manual S 84 28.2495 50 -0.28 70
IV.MML1.EHZ. 2022-12-06T06:01:27.56 0.3 undecidable manual S 8 27.3504 50 -0.15 72
7F.SIB3.EHZ. 2022-12-06T06:01:27.39 0.3 undecidable manual S 89 28.1496 50 -0.55 65
IV.FDMO.HHZ. 2022-12-06T06:01:26.21 0.3 undecidable manual S 36 22.755 114 -0.25 71
IV.MF5.EHZ. 2022-12-06T06:01:26.68 0.1 undecidable manual P 73 45.4212 50 0.36 89
IV.MC2.EHZ. 2022-12-06T06:01:26.22 0.3 undecidable manual S 78 22.0668 115 -0.02 74
IV.SMA1.EHZ. 2022-12-06T06:01:26.08 0.1 undecidable manual P 128 42.7239 50 0.17 92
IV.RM33.EHZ. 2022-12-06T06:01:26.76 0.3 undecidable manual P 149 46.5201 50 0.27 67
IV.GUMA.HHZ. 2022-12-06T06:01:25.63 0.1 undecidable manual P 57 39.627 50 0.2 92
IV.ATCC.EHZ. 2022-12-06T06:01:25.74 0.1 undecidable manual P 327 41.8248 50 -0.03 95
IV.CESX.HHZ. 2022-12-06T06:01:25.39 0.1 undecidable manual P 224 39.9267 50 -0.08 95
IT.MTCL.HGZ. 2022-12-06T06:01:24.28 0.3 undecidable manual S 24 15.0738 124 0.15 73
IV.LNSS.HHZ. 2022-12-06T06:01:24.08 0.1 undecidable manual P 162 31.1466 50 -0.03 97
IV.MMO1.EHZ. 2022-12-06T06:01:24.34 0.1 undecidable manual P 84 32.9448 50 -0.05 97
IV.CESI.HHZ. 2022-12-06T06:01:24.09 0.3 undecidable manual S 354 15.0738 124 -0.04 75
IV.CSP1.EHZ. 2022-12-06T06:01:24.41 0.1 undecidable manual P 43 33.5442 50 -0.08 96
IV.NRCA.HNZ. 2022-12-06T06:01:24.31 0.3 undecidable manual S 105 15.9729 123 -0.09 74
7F.SIB2.EHE. 2022-12-06T06:01:24.02 0.3 undecidable manual P 86 30.9468 50 -0.07 72
IV.ARRO.EHE. 2022-12-06T06:01:24.76 0.1 undecidable manual P 202 34.743 50 0.09 95
7F.SIB3.EHZ. 2022-12-06T06:01:23.44 0.3 undecidable manual P 89 28.1496 50 -0.22 71
IV.FEMA.HNZ. 2022-12-06T06:01:23.91 0.3 undecidable manual S 45 14.4744 125 -0.05 75
IV.ASSB.HHZ. 2022-12-06T06:01:23.54 0.1 undecidable manual P 312 28.8489 50 -0.22 94
7F.SIB1.EHZ. 2022-12-06T06:01:23.61 0.1 undecidable manual P 84 28.2495 50 -0.06 97
IV.MML1.EHZ. 2022-12-06T06:01:23.42 0.1 undecidable manual P 8 27.3504 50 -0.1 96
IV.FDMO.HHZ. 2022-12-06T06:01:22.62 0.1 undecidable manual P 36 22.755 114 -0.18 96
IV.MC2.EHZ. 2022-12-06T06:01:22.68 0.1 undecidable manual P 78 22.0668 115 0.01 99
IV.NRCA.HNZ. 2022-12-06T06:01:21.65 0.1 undecidable manual P 105 15.9729 123 0.04 100
IT.MTCL.HGZ. 2022-12-06T06:01:21.48 0.1 undecidable manual P 24 15.0738 124 0.03 100
IV.FEMA.HNZ. 2022-12-06T06:01:21.54 0.1 undecidable manual P 45 14.4744 125 0.19 97
IV.CESI.HHZ. 2022-12-06T06:01:21.58 0.1 undecidable manual P 354 15.0738 124 0.13 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FEMA.HNN. ML:1.9 0.000756 1.24 AML other m 2022-12-06T06:01:24.04
IV.CESI.HNN. ML:2.0 0.0009350000000000001 0.18 AML other m 2022-12-06T06:01:24.42
IV.CESI.HHN. ML:2.0 0.0009459999999999999 0.18 AML other m 2022-12-06T06:01:24.42
IV.CESI.HHE. ML:1.7 0.0004635 0.88 AML other m 2022-12-06T06:01:24.43
IV.NRCA.HHN. ML:2.1 0.001129 0.12 AML other m 2022-12-06T06:01:24.44
IV.NRCA.HNN. ML:2.0 0.0010055 0.12 AML other m 2022-12-06T06:01:24.45
IV.CESI.HNE. ML:1.7 0.000449 0.7 AML other m 2022-12-06T06:01:24.52
IV.NRCA.HHE. ML:2.0 0.0008305 0.68 AML other m 2022-12-06T06:01:24.89
IV.NRCA.HNE. ML:1.9 0.0007585 0.68 AML other m 2022-12-06T06:01:24.90
IV.FEMA.HNE. ML:1.9 0.0007350000000000001 1.16 AML other m 2022-12-06T06:01:25.20
IV.MML1.EHE. ML:1.8 0.000336 1.36 AML other m 2022-12-06T06:01:27.78
IV.MC2.EHE. ML:1.9 0.0005974999999999999 0.22 AML other m 2022-12-06T06:01:27.68
IV.MML1.EHN. ML:1.9 0.000422 0.2 AML other m 2022-12-06T06:01:27.88
IV.ASSB.HHN. ML:1.7 0.0002315 0.4 AML other m 2022-12-06T06:01:28.18
IV.ASSB.HHE. ML:1.5 0.000158 0.2 AML other m 2022-12-06T06:01:28.38
IV.MC2.EHN. ML:1.9 0.000512 0.26 AML other m 2022-12-06T06:01:28.69
IV.LNSS.HHN. ML:1.8 0.00031800000000000003 1.68 AML other m 2022-12-06T06:01:29.97
IV.LNSS.HHE. ML:1.8 0.00033199999999999994 1.54 AML other m 2022-12-06T06:01:29.18
IV.MMO1.EHN. ML:1.9 0.00038250000000000003 0.42 AML other m 2022-12-06T06:01:29.28
IV.CSP1.EHN. ML:1.7 0.000221 0.62 AML other m 2022-12-06T06:01:29.56
IV.MMO1.EHE. ML:1.9 0.000313 0.68 AML other m 2022-12-06T06:01:29.78
IV.CSP1.EHE. ML:1.8 0.000249 0.94 AML other m 2022-12-06T06:01:32.49
IV.ATCC.EHN. ML:1.8 0.00021300000000000003 0.62 AML other m 2022-12-06T06:01:32.22
IV.ATCC.EHE. ML:1.7 0.0001565 0.62 AML other m 2022-12-06T06:01:33.37
IV.CESX.HHE. ML:1.3 0.00006735 1.34 AML other m 2022-12-06T06:01:33.94
IV.CESX.HHN. ML:1.3 0.00007515 0.46 AML other m 2022-12-06T06:01:34.36
IV.RM33.EHE. ML:1.5 0.0000974 0.82 AML other m 2022-12-06T06:01:35.24
IV.RM33.EHN. ML:1.4 0.00006769999999999999 0.48 AML other m 2022-12-06T06:01:35.26
IV.SSFR.HHN. ML:1.6 0.00007605 0.76 AML other m 2022-12-06T06:01:38.95
IV.SSFR.HHE. ML:1.6 0.00008024999999999999 0.72 AML other m 2022-12-06T06:01:41.61
IV.GUMA.HHE. ML:1.7 0.0001868684 0.2592 AML other m 2022-12-06T06:01:31.84
IV.GUMA.HNN. ML:1.8 0.00019505115 0.2624 AML other m 2022-12-06T06:01:31.83
IV.EL6.EHN. ML:1.8 0.000162423445 0.2816 AML other m 2022-12-06T06:01:36.86
IV.EL6.EHE. ML:1.8 0.000162836275 0.1792 AML other m 2022-12-06T06:01:35.95
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