Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 26-01-2023 and time 23:59:13 (Italy) in region 6 km N Sellano (PG)

A magnitude ML 1.8 earthquake occured in region: 6 km N Sellano (PG), on

  • 26-01-2023 22:59:13 (UTC)
  • 26-01-2023 23:59:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9400, 12.9100 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.

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 6 1079 1079
Monte Cavallo MC 10 145 1224
Preci PG 13 724 1948
Cerreto di Spoleto PG 13 1075 3023
Visso MC 15 1107 4130
Trevi PG 15 8469 12599
Serravalle di Chienti MC 15 1070 13669
Pieve Torina MC 16 1458 15127
Foligno PG 17 57155 72282
Campello sul Clitunno PG 17 2442 74724
Fiordimonte MC 18 202 74926
Valtopina PG 18 1398 76324
Ussita MC 19 444 76768
Vallo di Nera PG 19 364 77132
Muccia MC 19 915 78047
Pievebovigliana MC 20 866 78913

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km E of Foligno (57155 inhabitants)
46 Km E of Perugia (166134 inhabitants)
47 Km NE of Terni (111501 inhabitants)
72 Km W of Teramo (54892 inhabitants)
77 Km NW of L'Aquila (69753 inhabitants)
88 Km NE of Viterbo (67173 inhabitants)
90 Km SW of Ancona (100861 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 2023-01-26
22:59:13		 42.9403 12.91 10 2024-03-01
17:18:14		 Bollettino Sismico Italiano INGV 120380321
Reviewed
Rev100 		ML 1.8 2023-01-26
22:59:14		 42.9413 12.9178 11 2023-01-26
23:08:21		 Sala Sismica INGV-Roma 113821051
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-26 22:59:13 ± 0.05
Latitude 42.9403 ± 0.0027
Longitude 12.9100 ± 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 120380321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 300
Semi-minor axis of confidence ellipse (meter) 236
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 43
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 45
Number of associated phases, regardless of their use for origin computation 57
Number of defining phases 57
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.06475
Epicentral distance of station farthest from the epicenter (degree) 0.68888
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:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 28
Type of magnitude ML
Reference to an origin 120380321
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-22 10:49:24

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 28
Type of magnitude ML
Reference to an origin 113821051
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-26 23:08:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2023-01-26T22:59:33.56 0.6 undecidable manual S 2 61.8936 50 0.5 42
IV.SSFR.HHZ. 2023-01-26T22:59:31.62 0.6 undecidable manual S 349 55.9995 50 0.14 46
IV.CING.HHZ. 2023-01-26T22:59:31.36 0.6 undecidable manual S 25 53.502 50 0.54 42
IV.MF5.EHZ. 2023-01-26T22:59:29.65 0.6 undecidable manual S 83 44.9217 50 1.12 33
IV.EL6.EHZ. 2023-01-26T22:59:29.07 0.6 undecidable manual S 20 45.8208 50 0.29 45
IV.GUMA.HHZ. 2023-01-26T22:59:27.05 0.3 undecidable manual S 68 37.0296 50 0.62 63
IV.FOSV.EHZ. 2023-01-26T22:59:27.60 0.6 undecidable manual S 343 41.1255 50 0.09 47
IV.FIAM.HHZ. 2023-01-26T22:59:27.25 0.3 undecidable manual P 167 76.4679 50 0.04 67
IV.LNSS.HHZ. 2023-01-26T22:59:26.88 0.6 undecidable manual S 164 38.9277 50 -0.03 48
IV.PIEI.HHZ. 2023-01-26T22:59:26.71 0.3 undecidable manual P 335 72.6717 50 0.08 67
IV.ATCC.EHZ. 2023-01-26T22:59:25.86 0.6 undecidable manual S 321 34.8429 50 0.01 49
IV.FRON.EHZ. 2023-01-26T22:59:25.52 0.3 undecidable manual P 347 65.7897 50 -0.04 69
IV.SNTG.HHZ. 2023-01-26T22:59:25.73 0.6 undecidable manual S 4 35.0427 50 -0.15 47
IV.MMO1.EHZ. 2023-01-26T22:59:25.61 0.6 undecidable manual S 97 34.1436 50 -0.04 48
IV.MDAR.HNN. 2023-01-26T22:59:25.29 0.6 undecidable manual S 34 33.744 50 -0.25 46
IV.ARVD.HHZ. 2023-01-26T22:59:24.74 0.1 undecidable manual P 2 61.8936 50 -0.23 89
7F.SIB3.EHN. 2023-01-26T22:59:24.17 0.6 undecidable manual S 104 30.1476 50 -0.4 45
7F.SIB2.EHN. 2023-01-26T22:59:24.99 0.3 undecidable manual S 100 32.4453 50 -0.2 71
7F.SIB1.EHZ. 2023-01-26T22:59:24.50 0.6 undecidable manual S 100 29.6481 50 0.05 49
IV.CSP1.EHZ. 2023-01-26T22:59:24.19 0.3 undecidable manual S 55 29.2485 50 -0.15 72
IV.MOMA.HHZ. 2023-01-26T22:59:24.90 0.6 undecidable manual S 241 31.5462 50 -0.04 49
IV.RM33.EHZ. 2023-01-26T22:59:23.92 0.3 undecidable manual P 152 53.9016 50 0.19 68
IV.SSFR.HHZ. 2023-01-26T22:59:23.79 0.3 undecidable manual P 349 55.9995 50 -0.27 67
IV.FIU1.HNZ. 2023-01-26T22:59:23.41 0.6 undecidable manual S 4 27.5502 50 -0.49 45
IV.CING.HHZ. 2023-01-26T22:59:23.57 0.1 undecidable manual P 25 53.502 50 -0.11 92
IV.MURB.HHZ. 2023-01-26T22:59:22.73 0.3 undecidable manual P 319 47.5191 50 -0.02 71
IV.MC2.EHZ. 2023-01-26T22:59:22.86 0.6 undecidable manual S 98 22.8549 50 0.22 48
IV.MF5.EHZ. 2023-01-26T22:59:22.86 0.3 undecidable manual P 83 44.9217 50 0.5 65
IV.EL6.EHZ. 2023-01-26T22:59:22.39 0.1 undecidable manual P 20 45.8208 50 -0.11 94
IV.GAG1.HNN. 2023-01-26T22:59:21.31 0.6 undecidable manual P 21 35.4423 50 0.43 45
IV.ARRO.EHN. 2023-01-26T22:59:21.93 0.3 undecidable manual P 196 41.7249 50 0.07 71
IT.FOPC.HGZ. 2023-01-26T22:59:21.30 0.6 undecidable manual S 281 17.0718 121 0.43 46
IV.NRCA.HHZ. 2023-01-26T22:59:21.68 0.3 undecidable manual S 125 20.3685 117 -0.18 72
IV.LNSS.HHZ. 2023-01-26T22:59:21.36 0.1 undecidable manual P 164 38.9277 50 -0.06 96
IV.GUMA.HHZ. 2023-01-26T22:59:21.33 0.1 undecidable manual P 68 37.0296 50 0.19 94
IV.FOSV.EHZ. 2023-01-26T22:59:21.65 0.3 undecidable manual P 343 41.1255 50 -0.12 71
IV.MMO1.EHZ. 2023-01-26T22:59:20.61 0.1 undecidable manual P 97 34.1436 50 -0.09 96
IV.MOMA.HHZ. 2023-01-26T22:59:20.23 0.3 undecidable manual P 241 31.5462 50 -0.06 73
IV.MDAR.HNN. 2023-01-26T22:59:20.80 0.3 undecidable manual P 34 33.744 50 0.17 71
7F.SIB2.EHN. 2023-01-26T22:59:20.28 0.3 undecidable manual P 100 32.4453 50 -0.15 71
IV.ATCC.EHZ. 2023-01-26T22:59:20.72 0.3 undecidable manual P 321 34.8429 50 -0.09 72
IV.SNTG.HHZ. 2023-01-26T22:59:20.45 0.1 undecidable manual P 4 35.0427 50 -0.37 90
IV.FDMO.HHZ. 2023-01-26T22:59:20.78 0.3 undecidable manual S 53 17.871 120 -0.33 71
IV.CSP1.EHZ. 2023-01-26T22:59:19.83 0.1 undecidable manual P 55 29.2485 50 -0.11 97
IV.FIU1.HNZ. 2023-01-26T22:59:19.48 0.3 undecidable manual P 4 27.5502 50 -0.21 71
7F.SIB3.EHN. 2023-01-26T22:59:19.82 0.1 undecidable manual P 104 30.1476 50 -0.25 94
IV.FEMA.HNZ. 2023-01-26T22:59:19.45 0.3 undecidable manual S 78 11.5773 132 0.13 74
7F.SIB1.EHZ. 2023-01-26T22:59:19.95 0.1 undecidable manual P 100 29.6481 50 -0.05 98
IV.MC2.EHZ. 2023-01-26T22:59:18.96 0.3 undecidable manual P 98 22.8549 50 0 75
IV.CESI.HHZ. 2023-01-26T22:59:18.27 0.3 undecidable manual S 356 7.1928 145 -0.03 76
IT.MTCL.HGZ. 2023-01-26T22:59:18.63 0.3 undecidable manual S 51 9.3795 138 -0.15 74
IT.FOPC.HGZ. 2023-01-26T22:59:18.11 0.3 undecidable manual P 281 17.0718 121 0.18 73
IV.NRCA.HHZ. 2023-01-26T22:59:18.46 0.1 undecidable manual P 125 20.3685 117 -0.05 99
IV.FEMA.HNZ. 2023-01-26T22:59:17.31 0.3 undecidable manual P 78 11.5773 132 0.27 72
IV.FDMO.HHZ. 2023-01-26T22:59:17.99 0.1 undecidable manual P 53 17.871 120 -0.08 99
IV.CESI.HHZ. 2023-01-26T22:59:16.62 0.1 undecidable manual P 356 7.1928 145 0.17 99
IT.MTCL.HGZ. 2023-01-26T22:59:16.83 0.1 undecidable manual P 51 9.3795 138 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HNE. ML:1.9 0.001052 0.06 AML other m 2023-01-26T22:59:18.37
IV.CESI.HHE. ML:1.9 0.0011764999999999998 0.08 AML other m 2023-01-26T22:59:18.37
IV.CESI.HHN. ML:1.8 0.000906 0.4 AML other m 2023-01-26T22:59:18.36
IV.CESI.HNN. ML:1.8 0.0008905 0.4 AML other m 2023-01-26T22:59:18.36
IV.FDMO.HHN. ML:1.6 0.0003015 1.1 AML other m 2023-01-26T22:59:21.00
IV.FDMO.HHE. ML:1.6 0.0003275 0.14 AML other m 2023-01-26T22:59:21.37
IV.NRCA.HNN. ML:2.0 0.000758 0.1 AML other m 2023-01-26T22:59:21.95
IV.NRCA.HHN. ML:2.0 0.0008145 0.1 AML other m 2023-01-26T22:59:21.90
IV.NRCA.HHE. ML:2.0 0.0006910000000000001 0.12 AML other m 2023-01-26T22:59:21.93
IV.NRCA.HNE. ML:2.0 0.000655 1.86 AML other m 2023-01-26T22:59:22.93
IV.CSP1.EHN. ML:2.0 0.000475 0.46 AML other m 2023-01-26T22:59:24.40
IV.CSP1.EHE. ML:2.0 0.0004615 0.54 AML other m 2023-01-26T22:59:24.41
IV.MOMA.HHN. ML:1.2 0.00007165 0.46 AML other m 2023-01-26T22:59:25.75
IV.SNTG.HHN. ML:1.4 0.0001079 0.34 AML other m 2023-01-26T22:59:26.36
IV.MOMA.HHE. ML:1.3 0.00009365000000000001 0.12 AML other m 2023-01-26T22:59:26.40
IV.GUMA.HHE. ML:2.1 0.00047450000000000004 0.18 AML other m 2023-01-26T22:59:27.22
IV.LNSS.HHN. ML:1.6 0.00013965 0.98 AML other m 2023-01-26T22:59:27.74
IV.LNSS.HHE. ML:1.7 0.000183 1.86 AML other m 2023-01-26T22:59:27.02
IV.SNTG.HHE. ML:1.3 0.00007645 0.5 AML other m 2023-01-26T22:59:28.71
IV.GUMA.HHN. ML:1.9 0.0002805 0.42 AML other m 2023-01-26T22:59:28.75
IV.MURB.HHE. ML:1.7 0.00014450000000000002 1.1 AML other m 2023-01-26T22:59:32.73
IV.SSFR.HNN. ML:2.0 0.0002543296 0.6784 AML other m 2023-01-26T22:59:32.69
IV.SSFR.HHE. ML:1.7 0.00011145 0.18 AML other m 2023-01-26T22:59:32.71
IV.SSFR.HNE. ML:2.0 0.00019958605 0.6656 AML other m 2023-01-26T22:59:33.40
IV.SSFR.HHN. ML:1.8 0.00012984999999999998 0.6 AML other m 2023-01-26T22:59:33.70
IV.MURB.HHN. ML:1.8 0.00016350000000000002 0.42 AML other m 2023-01-26T22:59:35.53
IV.FRON.EHE. ML:1.5 0.00005505 0.42 AML other m 2023-01-26T22:59:38.27
IV.FRON.EHN. ML:1.6 0.00008065 0.42 AML other m 2023-01-26T22:59:42.41
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