Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 29-12-2022 and time 23:23:53 (UTC) in region 3 km SE Sellano (PG)

A magnitude ML 1.3 earthquake occured in region: 3 km SE Sellano (PG), on

  • 29-12-2022 23:23:53 (UTC)
  • 30-12-2022 00:23:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8710, 12.9500 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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 3 1079 1079
Cerreto di Spoleto PG 6 1075 2154
Preci PG 7 724 2878
Visso MC 13 1107 3985
Vallo di Nera PG 13 364 4349
Monte Cavallo MC 14 145 4494
Norcia PG 15 4957 9451
Campello sul Clitunno PG 15 2442 11893
Trevi PG 17 8469 20362
Castelsantangelo sul Nera MC 17 281 20643
Ussita MC 18 444 21087
Cascia PG 18 3217 24304
Poggiodomo PG 18 117 24421
Sant'Anatolia di Narco PG 18 564 24985
Scheggino PG 20 461 25446

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km E of Foligno (57155 inhabitants)
42 Km NE of Terni (111501 inhabitants)
53 Km SE of Perugia (166134 inhabitants)
66 Km W of Teramo (54892 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
86 Km NE of Viterbo (67173 inhabitants)
95 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
Reviewed
Rev100 		ML 1.3 2022-12-29
23:23:53		 42.8708 12.9503 11 2022-12-29
23:30:01		 Sala Sismica INGV-Roma 113178341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-29 23:23:53 ± 0.08
Latitude 42.8708 ± 0.0045
Longitude 12.9503 ± 0.0061
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113178341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 460
Semi-minor axis of confidence ellipse (meter) 380
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 61
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38761
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.5
Num. used stations 16
Type of magnitude ML
Reference to an origin 113178341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-29 23:30:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FNVD.HHZ. 2022-12-29T23:24:14.06 3.0 positive manual Pn 2.43 0
IV.CING.HHZ. 2022-12-29T23:24:10.81 3.0 undecidable manual Sn -0.09 0
IV.IMOL.HNZ. 2022-12-29T23:24:09.66 3.0 positive manual Pn -0.66 0
IV.ATCC.EHZ. 2022-12-29T23:24:08.18 0.6 undecidable manual S 324 43.0236 50 0.4 44
IV.CSP1.EHZ. 2022-12-29T23:24:04.82 0.6 undecidable manual S 40 32.0457 50 -0.04 49
IV.ASSB.HHZ. 2022-12-29T23:24:04.20 0.6 undecidable manual S 309 30.3474 50 -0.21 47
IV.MMO1.EHZ. 2022-12-29T23:24:04.34 0.3 undecidable manual S 84 30.747 50 -0.17 72
IV.MML1.EHZ. 2022-12-29T23:24:03.52 0.6 undecidable manual S 4 26.9508 50 0.03 49
IV.FRON.EHZ. 2022-12-29T23:24:03.47 3.0 positive manual Pg 4.3 0
IV.MC2.EHZ. 2022-12-29T23:24:01.68 0.3 undecidable manual S 77 19.869 118 0.17 73
IV.SFI.EHZ. 2022-12-29T23:24:01.67 3.0 undecidable manual Pn -3.26 0
IV.FDMO.HHZ. 2022-12-29T23:24:01.51 0.6 undecidable manual S 31 21.4674 116 -0.48 45
IV.CAFI.HHZ. 2022-12-29T23:24:01.59 3.0 undecidable manual Pn 1.78 0
IV.GAVE.EHZ. 2022-12-29T23:24:01.40 0.6 undecidable manual S 193 20.3685 117 -0.24 48
IV.ATCC.EHZ. 2022-12-29T23:24:01.87 1.0 undecidable manual P 324 43.0236 50 0.04 24
IV.CESI.HHZ. 2022-12-29T23:24:00.05 0.6 undecidable manual S 346 15.2736 124 -0.09 50
IV.MF5.EHZ. 2022-12-29T23:24:00.96 3.0 undecidable manual Pg 0.61 0
IV.MMO1.EHZ. 2022-12-29T23:24:00.12 1.0 undecidable manual P 84 30.747 50 0.17 24
IV.PIEI.HHZ. 2022-12-29T23:24:00.72 3.0 positive manual P 1.42 0
IV.NARO.HHZ. 2022-12-29T23:24:00.99 3.0 undecidable manual Pn 1.05 0
IV.ASSB.HHZ. 2022-12-29T23:23:59.94 1.0 positive manual P 309 30.3474 50 0.05 24
IV.MML1.EHZ. 2022-12-29T23:23:59.05 1.0 negative manual P 4 26.9508 50 -0.31 23
IV.NRCA.HHZ. 2022-12-29T23:23:59.51 0.6 undecidable manual S 107 13.9749 127 -0.25 48
IV.CSP1.EHZ. 2022-12-29T23:23:59.94 1.0 positive manual P 40 32.0457 50 -0.2 24
IV.GAVE.EHZ. 2022-12-29T23:23:58.31 0.1 undecidable manual P 193 20.3685 117 0.03 100
IV.MC2.EHZ. 2022-12-29T23:23:58.94 0.3 undecidable manual P 77 19.869 118 0.73 62
IV.BADI.EHZ. 2022-12-29T23:23:58.19 3.0 negative manual Pn -1.5 0
IV.FDMO.HHZ. 2022-12-29T23:23:58.36 0.1 undecidable manual P 31 21.4674 116 -0.13 98
IV.NRCA.HHZ. 2022-12-29T23:23:57.21 0.6 positive manual P 107 13.9749 127 0.01 51
IV.CESI.HHZ. 2022-12-29T23:23:57.57 0.3 positive manual P 346 15.2736 124 0.15 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.4 0.000222 0.16 AML other m 2022-12-29T23:23:59.65
IV.NRCA.HHE. ML:1.0 0.0001012 1.08 AML other m 2022-12-29T23:24:00.77
IV.CESI.HHE. ML:0.8 0.000066 0.22 AML other m 2022-12-29T23:24:00.35
IV.CESI.HHN. ML:1.1 0.0001115 0.24 AML other m 2022-12-29T23:24:00.37
IV.BADI.EHN. ML:2.1 0.0001415 0.22 AML other m 2022-12-29T23:24:01.10
IV.BADI.EHE. ML:2.2 0.00017999999999999998 0.12 AML other m 2022-12-29T23:24:01.27
IV.FDMO.HHE. ML:1.1 0.0000837 1.6 AML other m 2022-12-29T23:24:02.83
IV.FDMO.HHN. ML:0.8 0.000043450000000000006 0.68 AML other m 2022-12-29T23:24:02.31
IV.MML1.EHE. ML:1.1 0.0000658 0.2 AML other m 2022-12-29T23:24:03.66
IV.MML1.EHN. ML:0.9 0.0000439 0.42 AML other m 2022-12-29T23:24:04.75
IV.PIEI.HHE. ML:1.6 0.0000533 0.32 AML other m 2022-12-29T23:24:06.67
IV.NARO.HHE. ML:1.4 0.00003225 1.12 AML other m 2022-12-29T23:24:07.99
IV.PIEI.HHN. ML:1.4 0.00002855 0.7 AML other m 2022-12-29T23:24:07.51
IV.NARO.HHN. ML:1.5 0.00004045 1.58 AML other m 2022-12-29T23:24:07.07
IV.IMOL.HNN. ML:3.6 0.00133 0.04 AML other m 2022-12-29T23:24:15.47
IV.IMOL.HNE. ML:3.5 0.000997 1.14 AML other m 2022-12-29T23:24:16.28
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