Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 28-11-2019 and time 16:40:25 (UTC) in region 3 km SE Sellano (PG)

A magnitude ML 1.6 earthquake occured in region: 3 km SE Sellano (PG), on

  • 28-11-2019 16:40:25 (UTC)
  • 28-11-2019 17:40:25 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8770, 12.9590 at 8 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 7 724 1803
Cerreto di Spoleto PG 7 1075 2878
Visso MC 12 1107 3985
Monte Cavallo MC 14 145 4130
Vallo di Nera PG 14 364 4494
Norcia PG 14 4957 9451
Campello sul Clitunno PG 16 2442 11893
Castelsantangelo sul Nera MC 16 281 12174
Ussita MC 17 444 12618
Trevi PG 17 8469 21087
Cascia PG 18 3217 24304
Poggiodomo PG 18 117 24421
Sant'Anatolia di Narco PG 19 564 24985

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Foligno (57155 inhabitants)
43 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)
86 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 1.6 2019-11-28
16:40:25		 42.8768 12.9593 9 2020-02-28
16:42:15		 Bollettino Sismico Italiano INGV 74766371
Reviewed
Rev100 		ML 1.6 2019-11-28
16:40:25		 42.8823 12.962 10 2019-11-28
16:47:48		 Sala Sismica INGV-Roma 74127381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-28 16:40:25 ± 0.05
Latitude 42.8768 ± 0.0018
Longitude 12.9593 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 74766371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 237
Semi-minor axis of confidence ellipse (meter) 213
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 79
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 44
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.53690
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 29
Type of magnitude ML
Reference to an origin 74766371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-18 14:20:39

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 74127381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-28 16:47:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.VNF1.HGZ. 2019-11-28T16:41:14.19 3.0 undecidable manual Sn -0.15 0
IV.PIEI.HHZ. 2019-11-28T16:40:51.68 3.0 undecidable manual S 0
IV.TERO.HHZ. 2019-11-28T16:40:44.70 0.6 undecidable manual S 118 59.5959 50 0.2 44
IV.EL6.EHZ. 2019-11-28T16:40:42.60 0.3 undecidable manual S 13 51.5151 50 0.26 67
IV.MF5.EHZ. 2019-11-28T16:40:41.00 0.3 undecidable manual S 73 42.4242 50 1.07 51
IV.ATCC.EHZ. 2019-11-28T16:40:40.10 0.1 undecidable manual S 323 42.9237 50 0.05 94
IV.SNTG.HHZ. 2019-11-28T16:40:40.00 0.3 undecidable manual S 358 42.0246 50 0.2 69
IV.RM33.EHZ. 2019-11-28T16:40:40.60 0.3 undecidable manual S 153 45.8208 50 -0.22 68
IV.PIEI.HHZ. 2019-11-28T16:40:39.90 3.0 undecidable manual P 0
IV.CESX.HHZ. 2019-11-28T16:40:39.90 0.1 undecidable manual S 226 42.5241 50 -0.05 95
IV.MTRA.EHE. 2019-11-28T16:40:38.50 0.6 undecidable manual S 110 38.0286 50 -0.24 46
IV.ARRO.EHE. 2019-11-28T16:40:38.10 0.6 undecidable manual S 206 36.6411 50 -0.26 46
IV.MOMA.HNN. 2019-11-28T16:40:37.50 0.6 undecidable manual S 256 32.6451 105 0.22 47
IV.MMO1.EHZ. 2019-11-28T16:40:36.20 0.1 undecidable manual S 85 29.9478 106 -0.18 94
IV.LNSS.HHZ. 2019-11-28T16:40:36.60 0.1 undecidable manual S 168 31.1466 105 -0.15 95
IV.TERO.HHZ. 2019-11-28T16:40:36.03 0.3 undecidable manual P 118 59.5959 50 -0.47 63
IV.CSP1.EHZ. 2019-11-28T16:40:36.60 0.1 undecidable manual S 40 31.0467 105 -0.14 95
IV.EL6.EHZ. 2019-11-28T16:40:35.03 0.1 undecidable manual P 13 51.5151 50 -0.22 90
IV.MML1.HNE. 2019-11-28T16:40:35.20 0.1 undecidable manual S 2 26.2515 108 0.05 97
IV.CESX.HHZ. 2019-11-28T16:40:34.25 0.3 undecidable manual P 226 42.5241 50 0.38 66
IV.MF5.EHZ. 2019-11-28T16:40:34.22 0.3 undecidable manual P 73 42.4242 50 0.36 67
IV.RM33.EHZ. 2019-11-28T16:40:34.06 0.1 undecidable manual P 153 45.8208 50 -0.32 89
IV.GUMA.HHZ. 2019-11-28T16:40:33.25 0.3 undecidable manual P 56 36.8298 50 0.26 69
IV.MC2.EHZ. 2019-11-28T16:40:33.10 0.3 undecidable manual S 78 19.0698 114 0.3 70
IV.SMA1.EHZ. 2019-11-28T16:40:33.43 0.1 undecidable manual P 132 41.0256 50 -0.21 92
IV.ARRO.EHE. 2019-11-28T16:40:33.63 0.6 undecidable manual P 206 36.6411 50 0.67 41
IV.FDMO.HHZ. 2019-11-28T16:40:33.20 0.1 undecidable manual S 30 20.5683 112 -0.08 98
IV.SNTG.HHZ. 2019-11-28T16:40:33.47 0.1 undecidable manual P 358 42.0246 50 -0.32 90
IV.GAVE.EHZ. 2019-11-28T16:40:33.60 0.1 undecidable manual S 195 21.1677 112 0.12 97
IV.ATCC.EHZ. 2019-11-28T16:40:33.76 0.1 undecidable manual P 323 42.9237 50 -0.17 92
IV.MTRA.EHE. 2019-11-28T16:40:32.88 0.3 undecidable manual P 110 38.0286 50 -0.29 68
IV.MOMA.HNN. 2019-11-28T16:40:32.32 0.6 undecidable manual P 256 32.6451 105 -0.01 48
IV.LNSS.HHZ. 2019-11-28T16:40:31.84 0.1 negative manual P 168 31.1466 105 -0.19 94
IV.NRCA.HNZ. 2019-11-28T16:40:31.30 0.1 undecidable manual S 111 13.4754 122 0.2 96
IV.CSP1.EHZ. 2019-11-28T16:40:31.81 0.1 undecidable manual P 40 31.0467 105 -0.21 93
IT.MTCL.HGZ. 2019-11-28T16:40:31.00 0.1 undecidable manual S 14 13.3755 122 -0.07 99
IV.CESI.HHZ. 2019-11-28T16:40:31.40 0.1 undecidable manual S 343 14.874 120 -0.12 98
IV.MMO1.EHZ. 2019-11-28T16:40:31.60 0.1 undecidable manual P 85 29.9478 106 -0.21 94
IV.GAVE.EHZ. 2019-11-28T16:40:30.47 0.1 undecidable manual P 195 21.1677 112 0.33 93
IV.FEMA.HNE. 2019-11-28T16:40:30.60 0.3 undecidable manual S 38 11.9769 125 -0.06 75
IV.MML1.HNE. 2019-11-28T16:40:30.95 0.1 positive manual P 2 26.2515 108 -0.15 95
IV.MC2.EHZ. 2019-11-28T16:40:30.13 0.3 undecidable manual P 78 19.0698 114 0.38 69
IV.FDMO.HHZ. 2019-11-28T16:40:29.96 0.1 positive manual P 30 20.5683 112 -0.06 98
IV.CESI.HHZ. 2019-11-28T16:40:29.08 0.1 positive manual P 343 14.874 120 0.08 99
IT.MTCL.HGZ. 2019-11-28T16:40:28.77 0.1 undecidable manual P 14 13.3755 122 0.03 100
IV.NRCA.HNZ. 2019-11-28T16:40:28.88 0.1 negative manual P 111 13.4754 122 0.12 98
IV.FEMA.HNE. 2019-11-28T16:40:28.65 0.1 undecidable manual P 38 11.9769 125 0.14 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:0.0 0.0006621730500000001 0.1536 AML other m 2019-11-28T16:40:31.44
IV.NRCA.HNN. ML:0.0 0.0006144447499999999 0.1664 AML other m 2019-11-28T16:40:31.44
IV.NRCA.HHE. ML:0.0 0.0006034896000000001 0.1152 AML other m 2019-11-28T16:40:31.79
IV.NRCA.HNE. ML:0.0 0.000580603 0.128 AML other m 2019-11-28T16:40:31.80
IV.CESI.HHN. ML:0.0 0.0005786905500000001 0.1152 AML other m 2019-11-28T16:40:31.98
IV.CESI.HHE. ML:0.0 0.00035153885 0.3072 AML other m 2019-11-28T16:40:33.13
IV.FDMO.HHN. ML:0.0 0.0001764415 0.1408 AML other m 2019-11-28T16:40:33.54
IV.FDMO.HHE. ML:0.0 0.00020649349999999998 0.1408 AML other m 2019-11-28T16:40:33.96
IV.GAVE.EHN. ML:0.0 0.000252822 0.1536 AML other m 2019-11-28T16:40:35.72
IV.GAVE.EHE. ML:0.0 0.00023445859999999998 0.1408 AML other m 2019-11-28T16:40:35.99
IV.CSP1.EHN. ML:0.0 0.00025062194999999997 0.2176 AML other m 2019-11-28T16:40:36.99
IV.LNSS.HHE. ML:0.0 0.00026606625 0.1408 AML other m 2019-11-28T16:40:37.54
IV.LNSS.HHN. ML:0.0 0.00028867319999999994 0.2304 AML other m 2019-11-28T16:40:37.13
IV.CSP1.EHE. ML:0.0 0.0002071207 0.1664 AML other m 2019-11-28T16:40:37.25
IV.GUMA.HHE. ML:0.0 0.00021403988000000002 0.2176 AML other m 2019-11-28T16:40:39.49
IV.ATCC.EHE. ML:0.0 0.00007027163399999999 0.1408 AML other m 2019-11-28T16:40:40.51
IV.ATCC.EHN. ML:0.0 0.00008155 0.16 AML other m 2019-11-28T16:40:40.88
IV.RM33.EHE. ML:0.0 0.00005834357 0.2816 AML other m 2019-11-28T16:40:41.10
IV.RM33.EHN. ML:0.0 0.000045828095 0.1152 AML other m 2019-11-28T16:40:43.44
IV.SNTG.HHN. ML:0.0 0.000064368135 0.1408 AML other m 2019-11-28T16:40:40.72
IV.SNTG.HHE. ML:0.0 0.00006428322 0.1024 AML other m 2019-11-28T16:40:41.68
IV.GUMA.HHN. ML:0.0 0.00020645859999999998 0.3712 AML other m 2019-11-28T16:40:42.47
IV.EL6.EHE. ML:0.0 0.000082566665 0.1408 AML other m 2019-11-28T16:40:43.26
IV.EL6.EHN. ML:0.0 0.00009602898099999999 0.1152 AML other m 2019-11-28T16:40:43.64
IV.CESI.HNN. ML:1.7 0.00051671075 0.1408 AML other m 2019-11-28T16:40:31.98
IV.CESI.HNE. ML:1.6 0.0003591055 0.4352 AML other m 2019-11-28T16:40:32.97
IV.LNSS.HNE. ML:1.7 0.00025158245 0.1408 AML other m 2019-11-28T16:40:37.62
IV.LNSS.HNN. ML:1.8 0.00030322825000000004 0.2304 AML other m 2019-11-28T16:40:37.14
IV.SMA1.EHN. ML:1.3 0.0000690239 0.3712 AML other m 2019-11-28T16:40:43.50
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