Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 28-01-2023 and time 10:56:19 (Italy) in region 3 km E Sellano (PG)

A magnitude ML 2.1 earthquake occured in region: 3 km E Sellano (PG), on

  • 28-01-2023 09:56:19 (UTC)
  • 28-01-2023 10:56:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8760, 12.9660 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 3 1079 1079
Preci PG 6 724 1803
Cerreto di Spoleto PG 7 1075 2878
Visso MC 12 1107 3985
Monte Cavallo MC 14 145 4130
Norcia PG 14 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 17 2442 12618
Trevi PG 18 8469 21087
Cascia PG 18 3217 24304
Poggiodomo PG 18 117 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)
54 Km E of Perugia (166134 inhabitants)
65 Km W of Teramo (54892 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
87 Km NE of Viterbo (67173 inhabitants)
94 Km SW of Ancona (100861 inhabitants)
99 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 2.1 2023-01-28
09:56:19		 42.8763 12.9658 10 2024-03-01
17:17:59		 Bollettino Sismico Italiano INGV 115625211
Reviewed
Rev100 		ML 2.1 2023-01-28
09:56:19		 42.8732 12.9627 9 2023-01-28
10:02:47		 Sala Sismica INGV-Roma 113850641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-28 09:56:19 ± 0.04
Latitude 42.8763 ± 0.0018
Longitude 12.9658 ± 0.0025
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 115625211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 204
Semi-minor axis of confidence ellipse (meter) 191
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 150
Circular confidence region, given by single value of horizontal uncertainty (meter) 200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 36
Number of associated phases, regardless of their use for origin computation 85
Number of defining phases 85
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.10522
Epicentral distance of station farthest from the epicenter (degree) 0.85795
Number of stations at which the event was observed 43
Number of stations from which data was used for origin computation 43
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 62
Type of magnitude ML
Reference to an origin 115625211
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-11 08:54:28

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 60
Type of magnitude ML
Reference to an origin 113850641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-28 10:02:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAFI.HHZ. 2023-01-28T09:56:47.92 0.3 undecidable manual S 302 95.238 50 0.18 63
IV.SACS.HHZ. 2023-01-28T09:56:45.54 0.3 undecidable manual S 268 85.9473 50 0.29 63
IV.MPAG.EHZ. 2023-01-28T09:56:45.88 0.6 undecidable manual S 349 85.1481 50 0.83 35
IV.PIEI.HHZ. 2023-01-28T09:56:44.80 0.6 undecidable manual S 335 80.9523 50 0.86 35
IV.SRES.HHZ. 2023-01-28T09:56:44.71 0.6 undecidable manual S 208 80.1642 50 1.01 33
IV.FRON.EHZ. 2023-01-28T09:56:42.25 0.6 undecidable manual S 345 73.7706 50 0.25 43
IV.FIAM.HHZ. 2023-01-28T09:56:41.20 0.6 undecidable manual S 170 68.5758 50 0.57 40
IV.ARVD.HHZ. 2023-01-28T09:56:41.26 0.6 undecidable manual S 358 68.9754 50 0.53 41
IV.MGAB.HHZ. 2023-01-28T09:56:41.97 0.6 undecidable manual S 274 69.4749 50 1.1 32
IV.GIGS.HHZ. 2023-01-28T09:56:40.94 0.6 undecidable manual S 133 68.2761 50 0.41 42
IV.SSFR.HHZ. 2023-01-28T09:56:39.68 0.6 undecidable manual S 347 63.8916 50 0.32 43
IV.TERO.HHZ. 2023-01-28T09:56:38.32 0.6 undecidable manual S 118 59.0964 50 0.23 44
IV.CING.HHZ. 2023-01-28T09:56:38.35 0.3 undecidable manual S 18 58.3971 50 0.45 64
IV.MURB.HHZ. 2023-01-28T09:56:37.76 0.6 undecidable manual S 320 55.7997 50 0.54 41
IV.CAMP.HHZ. 2023-01-28T09:56:36.64 0.6 undecidable manual S 136 52.3032 50 0.37 44
IV.CAFI.HHZ. 2023-01-28T09:56:36.52 0.3 undecidable manual P 302 95.238 50 0.68 55
IV.FOSV.EHZ. 2023-01-28T09:56:35.25 0.6 undecidable manual S 340 49.3173 50 -0.22 45
IV.SACS.HHZ. 2023-01-28T09:56:34.79 0.3 undecidable manual P 268 85.9473 50 0.39 61
IV.MPAG.EHZ. 2023-01-28T09:56:34.37 0.3 undecidable manual P 349 85.1481 50 0.09 65
IV.FAGN.HHZ. 2023-01-28T09:56:34.15 0.6 undecidable manual P 143 84.4488 50 -0.03 44
IV.SMA1.EHZ. 2023-01-28T09:56:33.52 0.6 undecidable manual S 132 40.626 50 0.36 45
IV.SRES.HHZ. 2023-01-28T09:56:33.37 0.3 undecidable manual P 208 80.1642 50 -0.14 65
IV.GAG1.HNE. 2023-01-28T09:56:33.42 0.6 undecidable manual S 12 40.9257 50 0.18 46
IV.SNTG.HHZ. 2023-01-28T09:56:33.22 0.3 undecidable manual S 357 42.0246 50 -0.32 67
IV.PIEI.HHZ. 2023-01-28T09:56:33.67 0.3 undecidable manual P 335 80.9523 50 0.03 67
IV.CESX.HHZ. 2023-01-28T09:56:33.52 0.6 undecidable manual S 226 42.8238 50 -0.24 46
IV.ATCC.EHZ. 2023-01-28T09:56:33.68 0.3 undecidable manual S 322 43.2234 50 -0.18 69
IV.MDAR.HNN. 2023-01-28T09:56:32.44 0.3 undecidable manual S 22 37.9287 50 0.01 72
IV.GUMA.HHZ. 2023-01-28T09:56:32.69 0.6 undecidable manual S 55 36.4413 50 0.66 41
IV.ARRO.EHZ. 2023-01-28T09:56:32.02 0.1 undecidable manual S 206 36.8298 50 -0.12 95
IV.MTRA.EHE. 2023-01-28T09:56:32.31 0.3 undecidable manual S 111 37.4292 50 -0.01 72
IV.FRON.EHZ. 2023-01-28T09:56:32.52 0.3 undecidable manual P 345 73.7706 50 0 68
IV.FIAM.HHZ. 2023-01-28T09:56:31.79 0.3 undecidable manual P 170 68.5758 50 0.06 68
IV.GIGS.HHZ. 2023-01-28T09:56:31.62 0.1 undecidable manual P 133 68.2761 50 -0.05 91
IV.ARVD.HHZ. 2023-01-28T09:56:31.58 0.3 undecidable manual P 358 68.9754 50 -0.21 66
IV.MOMA.HHZ. 2023-01-28T09:56:31.26 0.1 undecidable manual S 256 33.1446 50 0.09 96
IV.MGAB.HHZ. 2023-01-28T09:56:31.79 0.3 undecidable manual P 274 69.4749 50 -0.08 67
IV.FIU1.HNZ. 2023-01-28T09:56:31.26 0.3 undecidable manual S 355 34.743 50 -0.32 68
IV.PF6.EHN. 2023-01-28T09:56:31.25 0.1 undecidable manual S 33 34.4433 50 -0.25 92
IT.GNU.HGE. 2023-01-28T09:56:31.25 0.3 undecidable manual S 256 33.1446 50 0.08 72
IV.SSFR.HHZ. 2023-01-28T09:56:31.47 0.3 undecidable manual P 347 63.8916 50 0.47 63
IV.LNSS.HHZ. 2023-01-28T09:56:30.41 0.1 undecidable manual S 169 30.9468 50 -0.17 95
IV.MMO1.EHZ. 2023-01-28T09:56:30.18 0.1 undecidable manual S 85 29.4483 50 0 98
IV.TERO.HHZ. 2023-01-28T09:56:30.12 0.1 undecidable manual P 118 59.0964 50 -0.15 90
IV.CSP1.EHZ. 2023-01-28T09:56:30.44 0.1 undecidable manual S 39 30.747 50 -0.09 96
IV.MURB.HHZ. 2023-01-28T09:56:29.54 0.1 undecidable manual P 320 55.7997 50 -0.22 89
7F.SIB2.EHZ. 2023-01-28T09:56:29.47 0.1 undecidable manual S 87 27.5502 50 -0.19 95
IV.CAMP.HHZ. 2023-01-28T09:56:29.02 0.3 undecidable manual P 136 52.3032 50 -0.19 68
IV.CING.HHZ. 2023-01-28T09:56:29.99 0.1 positive manual P 18 58.3971 50 -0.17 90
7F.SIB1.EHZ. 2023-01-28T09:56:28.75 0.1 undecidable manual S 85 24.753 112 -0.09 97
IV.FOSV.EHZ. 2023-01-28T09:56:28.38 0.3 undecidable manual P 340 49.3173 50 -0.38 66
7F.SIB3.EHZ. 2023-01-28T09:56:28.48 0.1 undecidable manual S 90 24.753 112 -0.33 92
IT.FOPC.HGZ. 2023-01-28T09:56:28.44 0.1 undecidable manual S 296 23.754 112 -0.05 98
IV.SMA1.EHZ. 2023-01-28T09:56:27.41 0.1 undecidable manual P 132 40.626 50 -0.01 96
IV.MC2.EHZ. 2023-01-28T09:56:27.37 0.3 undecidable manual S 78 18.5703 118 0.51 67
IV.FDMO.HHZ. 2023-01-28T09:56:27.26 0.1 undecidable manual S 29 20.2686 116 -0.14 97
IV.CESX.HHZ. 2023-01-28T09:56:27.39 0.1 positive manual P 226 42.8238 50 -0.37 89
IV.ATCC.EHZ. 2023-01-28T09:56:27.52 0.1 undecidable manual P 322 43.2234 50 -0.31 90
IV.GAG1.HNE. 2023-01-28T09:56:27.42 0.3 undecidable manual P 12 40.9257 50 -0.05 71
IV.SNTG.HHZ. 2023-01-28T09:56:27.40 0.1 undecidable manual P 357 42.0246 50 -0.24 91
IV.GUMA.HHZ. 2023-01-28T09:56:26.95 0.1 positive manual P 55 36.4413 50 0.18 93
IV.PF6.EHN. 2023-01-28T09:56:26.18 0.1 positive manual P 33 34.4433 50 -0.28 92
IV.MDAR.HNN. 2023-01-28T09:56:26.59 0.3 undecidable manual P 22 37.9287 50 -0.41 67
IV.MTRA.EHE. 2023-01-28T09:56:26.81 0.3 undecidable manual P 111 37.4292 50 -0.12 71
IV.ARRO.EHZ. 2023-01-28T09:56:26.60 0.1 undecidable manual P 206 36.8298 50 -0.23 93
IV.FIU1.HNZ. 2023-01-28T09:56:26.18 0.3 undecidable manual P 355 34.743 50 -0.33 68
IV.FEMA.HNZ. 2023-01-28T09:56:25.15 0.1 undecidable manual S 36 11.6772 130 0.27 96
IV.CSP1.EHZ. 2023-01-28T09:56:25.75 0.1 positive manual P 39 30.747 50 -0.15 95
IT.GNU.HGE. 2023-01-28T09:56:25.94 0.3 undecidable manual P 256 33.1446 50 -0.33 68
IT.MTCL.HGZ. 2023-01-28T09:56:25.23 0.1 undecidable manual S 12 13.2756 126 -0.09 99
IV.LNSS.HHZ. 2023-01-28T09:56:25.76 0.1 positive manual P 169 30.9468 50 -0.17 95
IV.NRCA.HHZ. 2023-01-28T09:56:25.51 0.1 undecidable manual S 111 12.9759 127 0.29 95
IV.MOMA.HHZ. 2023-01-28T09:56:25.90 0.1 positive manual P 256 33.1446 50 -0.37 90
7F.SIB2.EHZ. 2023-01-28T09:56:25.20 0.1 positive manual P 87 27.5502 50 -0.2 95
IV.CESI.HNZ. 2023-01-28T09:56:25.69 0.1 undecidable manual S 341 15.0738 123 -0.14 98
IV.MMO1.EHZ. 2023-01-28T09:56:25.58 0.1 positive manual P 85 29.4483 50 -0.12 96
IT.FOPC.HGZ. 2023-01-28T09:56:24.58 0.1 undecidable manual P 296 23.754 112 -0.14 96
IV.MC2.EHZ. 2023-01-28T09:56:24.03 0.1 positive manual P 78 18.5703 118 0.25 95
7F.SIB1.EHZ. 2023-01-28T09:56:24.92 0.1 positive manual P 85 24.753 112 0 99
IV.FDMO.HHZ. 2023-01-28T09:56:24.07 0.1 positive manual P 29 20.2686 116 -0.03 99
7F.SIB3.EHZ. 2023-01-28T09:56:24.74 0.1 undecidable manual P 90 24.753 112 -0.17 96
IV.CESI.HNZ. 2023-01-28T09:56:23.22 0.1 negative manual P 341 15.0738 123 0.03 100
IV.NRCA.HHZ. 2023-01-28T09:56:23.11 0.1 positive manual P 111 12.9759 127 0.27 96
IV.FEMA.HNZ. 2023-01-28T09:56:22.95 0.1 undecidable manual P 36 11.6772 130 0.31 95
IT.MTCL.HGZ. 2023-01-28T09:56:22.97 0.1 positive manual P 12 13.2756 126 0.08 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IT.MTCL.HGN. ML:4.3 0.194 0.2 AML other m 2023-01-28T09:56:25.37
IT.MTCL.HGE. ML:4.3 0.197 0.92 AML other m 2023-01-28T09:56:25.37
IV.FEMA.HNN. ML:2.6 0.004515000000000001 0.46 AML other m 2023-01-28T09:56:25.44
IV.FEMA.HNE. ML:2.9 0.009134999999999999 0.14 AML other m 2023-01-28T09:56:25.46
IV.NRCA.HHE. ML:2.7 0.005875 0.42 AML other m 2023-01-28T09:56:25.74
IV.NRCA.HNE. ML:2.7 0.00569 0.14 AML other m 2023-01-28T09:56:25.75
IV.CESI.HHE. ML:2.3 0.0021000000000000003 0.14 AML other m 2023-01-28T09:56:25.83
IV.CESI.HNE. ML:2.4 0.00217 0.12 AML other m 2023-01-28T09:56:25.82
IV.CESI.HHN. ML:2.6 0.00375 1.76 AML other m 2023-01-28T09:56:25.09
IV.CESI.HNN. ML:2.6 0.00357 1.76 AML other m 2023-01-28T09:56:25.09
IV.NRCA.HHN. ML:2.7 0.00626 0.8 AML other m 2023-01-28T09:56:26.76
IV.NRCA.HNN. ML:2.7 0.005535 0.78 AML other m 2023-01-28T09:56:26.76
IV.FDMO.HHN. ML:2.5 0.0021100000000000003 0.38 AML other m 2023-01-28T09:56:27.66
IV.FDMO.HHE. ML:2.6 0.002715 0.32 AML other m 2023-01-28T09:56:27.66
IV.MC2.EHN. ML:2.6 0.00323 0.2 AML other m 2023-01-28T09:56:29.10
IV.MC2.EHE. ML:2.5 0.0027649999999999997 1.12 AML other m 2023-01-28T09:56:29.93
IV.MMO1.EHN. ML:2.3 0.0009004999999999999 0.3 AML other m 2023-01-28T09:56:30.69
IV.LNSS.HHN. ML:2.1 0.000628 1.8 AML other m 2023-01-28T09:56:30.00
IV.LNSS.HHE. ML:2.2 0.000749 1.88 AML other m 2023-01-28T09:56:30.99
IV.CSP1.EHE. ML:2.6 0.00181 0.16 AML other m 2023-01-28T09:56:31.16
IV.CSP1.EHN. ML:2.7 0.00229 0.16 AML other m 2023-01-28T09:56:31.74
IV.MMO1.EHE. ML:2.1 0.000632 0.84 AML other m 2023-01-28T09:56:32.35
IV.ARRO.EHE. ML:2.0 0.00038 0.26 AML other m 2023-01-28T09:56:32.68
IV.MOMA.HNE. ML:2.1 0.000504 0.22 AML other m 2023-01-28T09:56:32.90
IV.MOMA.HHE. ML:2.1 0.000526 0.22 AML other m 2023-01-28T09:56:32.90
IV.ARRO.EHN. ML:1.9 0.00029949999999999996 0.16 AML other m 2023-01-28T09:56:32.81
IV.MOMA.HHN. ML:2.0 0.00039200000000000004 0.14 AML other m 2023-01-28T09:56:32.95
IV.MOMA.HNN. ML:2.0 0.0003855 1.02 AML other m 2023-01-28T09:56:32.89
IV.SNTG.HHN. ML:2.2 0.0004595 1.18 AML other m 2023-01-28T09:56:33.74
IV.SNTG.HNN. ML:2.2 0.00047999999999999996 1.18 AML other m 2023-01-28T09:56:33.74
IV.SNTG.HNE. ML:2.2 0.000481 1.48 AML other m 2023-01-28T09:56:33.06
IV.SNTG.HHE. ML:2.1 0.0004455 1.5 AML other m 2023-01-28T09:56:33.81
IV.CESX.HHN. ML:1.9 0.0002615 1.2 AML other m 2023-01-28T09:56:33.25
IV.ATCC.EHN. ML:2.1 0.00036899999999999997 0.16 AML other m 2023-01-28T09:56:34.01
IV.ATCC.EHE. ML:2.0 0.00035299999999999996 0.38 AML other m 2023-01-28T09:56:34.05
IV.SMA1.EHN. ML:1.9 0.000244 0.96 AML other m 2023-01-28T09:56:34.23
IV.CESX.HHE. ML:2.0 0.000282 0.82 AML other m 2023-01-28T09:56:36.18
IV.GUMA.HHE. ML:2.3 0.0007099999999999999 0.46 AML other m 2023-01-28T09:56:36.44
IV.GUMA.HHN. ML:2.2 0.0005880000000000001 1.24 AML other m 2023-01-28T09:56:37.92
IV.FOSV.EHN. ML:1.8 0.0001665 1.12 AML other m 2023-01-28T09:56:37.35
IV.FOSV.EHE. ML:1.5 0.00008895000000000001 0.64 AML other m 2023-01-28T09:56:37.84
IV.CING.HHN. ML:2.0 0.0001965 1.22 AML other m 2023-01-28T09:56:39.05
IV.CING.HHE. ML:1.9 0.000177 0.1 AML other m 2023-01-28T09:56:39.12
IV.TERO.HHE. ML:1.7 0.00009820000000000002 0.14 AML other m 2023-01-28T09:56:39.40
IV.SMA1.EHE. ML:1.8 0.00023099999999999998 1.04 AML other m 2023-01-28T09:56:39.77
IV.MURB.HHE. ML:2.2 0.000357 0.24 AML other m 2023-01-28T09:56:40.31
IV.MURB.HNE. ML:2.2 0.000399 1 AML other m 2023-01-28T09:56:40.31
IV.TERO.HHN. ML:1.8 0.0001175 1.54 AML other m 2023-01-28T09:56:41.84
IV.MURB.HNN. ML:2.2 0.00039549999999999996 0.3 AML other m 2023-01-28T09:56:41.39
IV.MURB.HHN. ML:2.2 0.000398 0.3 AML other m 2023-01-28T09:56:41.25
IV.SSFR.HHN. ML:2.1 0.000255 0.2 AML other m 2023-01-28T09:56:41.96
IV.ARVD.HHN. ML:1.8 0.0001036 0.12 AML other m 2023-01-28T09:56:41.98
IV.ARVD.HHE. ML:1.8 0.0001175 1.5 AML other m 2023-01-28T09:56:42.01
IV.MGAB.HHN. ML:1.9 0.000128 0.5 AML other m 2023-01-28T09:56:43.30
IV.SSFR.HHE. ML:2.1 0.000249 0.8 AML other m 2023-01-28T09:56:44.14
IV.FIAM.HHN. ML:1.7 0.00008724999999999999 0.64 AML other m 2023-01-28T09:56:44.46
IV.MGAB.HHE. ML:1.8 0.00011984999999999999 0.78 AML other m 2023-01-28T09:56:44.64
IV.PIEI.HHE. ML:1.7 0.0000706 0.96 AML other m 2023-01-28T09:56:47.48
IV.FAGN.HHE. ML:2.0 0.00011649999999999999 0.36 AML other m 2023-01-28T09:56:49.60
IV.FIAM.HHE. ML:1.7 0.00008149999999999999 0.52 AML other m 2023-01-28T09:56:50.93
IV.FAGN.HHN. ML:1.9 0.00010365 1.38 AML other m 2023-01-28T09:56:51.85
IV.PIEI.HHN. ML:1.6 0.000050900000000000004 0.46 AML other m 2023-01-28T09:56:52.40
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
Waveforms Seismic signals in miniseed + resp format Download