Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 28-11-2019 and time 20:27:44 (Italy) in region 9 km NE Valfabbrica (PG)

A magnitude ML 1.6 earthquake occured in region: 9 km NE Valfabbrica (PG), on

  • 28-11-2019 19:27:44 (UTC)
  • 28-11-2019 20:27:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2320, 12.6480 at 9 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
Valfabbrica PG 9 3389 3389
Gualdo Tadino PG 11 15208 18597
Fossato di Vico PG 12 2840 21437
Sigillo PG 14 2404 23841
Gubbio PG 15 32216 56057
Costacciaro PG 15 1216 57273
Nocera Umbra PG 18 5839 63112
Assisi PG 18 28299 91411
Scheggia e Pascelupo PG 19 1393 92804
Bastia Umbra PG 20 21874 114678

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NE of Perugia (166134 inhabitants)
31 Km N of Foligno (57155 inhabitants)
67 Km E of Arezzo (99543 inhabitants)
75 Km SW of Fano (60888 inhabitants)
75 Km N of Terni (111501 inhabitants)
79 Km S of Pesaro (94582 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
93 Km S of Rimini (147750 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
19:27:44		 43.2317 12.6478 9 2020-02-28
16:42:15		 Bollettino Sismico Italiano INGV 74767151
Reviewed
Rev100 		ML 1.7 2019-11-28
19:27:44		 43.2307 12.6442 10 2019-11-28
19:32:46		 Sala Sismica INGV-Roma 74131941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-28 19:27:44 ± 0.03
Latitude 43.2317 ± 0.0018
Longitude 12.6478 ± 0.0025
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 74767151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 230
Semi-minor axis of confidence ellipse (meter) 138
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 243
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 44
Number of associated phases, regardless of their use for origin computation 58
Number of defining phases 55
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.56837
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 44
Type of magnitude ML
Reference to an origin 74767151
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-18 16:52:46

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 50
Type of magnitude ML
Reference to an origin 74131941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-28 19:32:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHZ. 2019-11-28T19:28:23.59 3.0 undecidable manual S 0.71 0
IV.FIU.EHZ. 2019-11-28T19:28:11.95 3.0 positive manual Pn -0.83 0
IV.GAVE.EHZ. 2019-11-28T19:28:04.90 0.6 undecidable manual S 161 63.0924 50 0.64 39
IV.NRCA.HHZ. 2019-11-28T19:28:03.40 0.6 undecidable manual S 139 58.1973 50 0.46 41
IV.MGAB.HHZ. 2019-11-28T19:28:02.70 0.6 undecidable manual S 231 55.9995 50 0.34 43
IV.CSP1.EHZ. 2019-11-28T19:28:00.50 0.6 undecidable manual S 109 47.7189 50 0.36 43
IV.BADI.EHZ. 2019-11-28T19:27:59.60 0.3 undecidable manual S 314 44.8218 50 0.22 67
IV.NARO.HHZ. 2019-11-28T19:27:58.90 0.6 undecidable manual S 353 42.4242 50 0.17 45
IV.MF5.EHZ. 2019-11-28T19:27:58.05 3.0 undecidable manual P 0
IV.FDMO.HHZ. 2019-11-28T19:27:58.60 0.1 undecidable manual S 121 41.625 50 0.07 93
IV.ARVD.HHZ. 2019-11-28T19:27:57.50 0.1 undecidable manual S 39 37.8288 50 -0.02 94
IV.EL6.EHZ. 2019-11-28T19:27:57.80 0.3 undecidable manual S 73 38.2284 50 0.18 69
IT.MTCL.HGZ. 2019-11-28T19:27:57.90 0.6 undecidable manual S 133 38.8278 50 0.12 46
IV.GAVE.EHZ. 2019-11-28T19:27:56.24 0.3 undecidable manual P 161 63.0924 50 0.3 64
IV.ATMI.HHZ. 2019-11-28T19:27:56.10 0.6 undecidable manual S 290 32.745 50 -0.04 47
IV.PIEI.HHZ. 2019-11-28T19:27:56.70 0.6 undecidable manual S 345 34.9428 50 -0.03 47
IV.NRCA.HHZ. 2019-11-28T19:27:55.07 0.3 undecidable manual P 139 58.1973 50 -0.11 67
IV.CESI.HHZ. 2019-11-28T19:27:55.90 0.3 undecidable manual S 140 32.6451 50 -0.23 69
IV.MGAB.HHZ. 2019-11-28T19:27:55.00 0.3 undecidable manual P 231 55.9995 50 0.15 67
IV.ATBU.EHZ. 2019-11-28T19:27:55.20 0.1 undecidable manual S 344 28.2495 108 0.29 91
IV.FRON.EHZ. 2019-11-28T19:27:55.60 0.3 undecidable manual S 11 32.3454 50 -0.45 65
IV.ATPI.EHZ. 2019-11-28T19:27:55.60 0.1 undecidable manual S 321 31.3464 50 -0.18 93
IV.MML1.HNE. 2019-11-28T19:27:55.10 0.3 undecidable manual S 116 29.3484 50 -0.13 70
IV.CSP1.EHZ. 2019-11-28T19:27:54.04 0.6 undecidable manual P 109 47.7189 50 0.47 42
IV.SSFR.HHN. 2019-11-28T19:27:53.50 0.3 undecidable manual S 26 25.1526 111 -0.4 67
IV.BADI.EHZ. 2019-11-28T19:27:53.13 0.1 undecidable manual P 314 44.8218 50 0.01 94
IV.ATTE.HHZ. 2019-11-28T19:27:53.10 0.3 undecidable manual S 261 24.0537 111 -0.46 66
IV.ATVO.HHZ. 2019-11-28T19:27:53.70 0.1 undecidable manual S 311 25.6521 110 -0.36 90
IV.SEF1.HNN. 2019-11-28T19:27:53.70 0.6 undecidable manual S 111 26.0517 110 -0.48 44
IV.ATSC.EHE. 2019-11-28T19:27:52.60 0.1 undecidable manual S 8 21.5673 114 -0.15 95
IV.NARO.HHZ. 2019-11-28T19:27:52.86 0.3 undecidable manual P 353 42.4242 50 0.11 69
IV.EL6.EHZ. 2019-11-28T19:27:52.09 0.3 undecidable manual P 73 38.2284 50 -0.01 71
IV.ASSB.HHZ. 2019-11-28T19:27:52.30 0.1 undecidable manual S 178 20.9679 114 -0.27 92
IV.FDMO.HHZ. 2019-11-28T19:27:52.43 0.1 positive manual P 121 41.625 50 -0.21 90
IT.MTCL.HGZ. 2019-11-28T19:27:52.05 0.3 undecidable manual P 133 38.8278 50 -0.15 69
IV.ARVD.HHZ. 2019-11-28T19:27:51.85 0.1 undecidable manual P 39 37.8288 50 -0.2 91
IV.ATFO.HHZ. 2019-11-28T19:27:51.50 0.1 undecidable manual S 338 16.1727 120 0.42 90
IV.CESI.HHZ. 2019-11-28T19:27:51.14 0.3 undecidable manual P 140 32.6451 50 -0.11 70
IV.ATMI.HHZ. 2019-11-28T19:27:51.37 0.6 undecidable manual P 290 32.745 50 0.11 47
IV.PIEI.HHZ. 2019-11-28T19:27:51.55 0.3 undecidable manual P 345 34.9428 50 -0.05 71
IV.FRON.EHZ. 2019-11-28T19:27:51.14 0.1 undecidable manual P 11 32.3454 50 -0.06 95
IV.ATBU.EHZ. 2019-11-28T19:27:50.69 0.1 undecidable manual P 344 28.2495 108 0.14 94
IV.ATPI.EHZ. 2019-11-28T19:27:50.88 0.1 positive manual P 321 31.3464 50 -0.17 93
IV.MML1.HNE. 2019-11-28T19:27:50.50 0.3 undecidable manual P 116 29.3484 50 -0.23 69
IV.SEF1.HNN. 2019-11-28T19:27:50.15 0.6 undecidable manual P 111 26.0517 110 0.02 48
IV.SNTG.HHZ. 2019-11-28T19:27:49.67 0.1 positive manual P 84 23.754 112 -0.04 96
IV.ATSC.EHE. 2019-11-28T19:27:49.35 0.3 undecidable manual P 8 21.5673 114 0.05 72
IV.ATTE.HHZ. 2019-11-28T19:27:49.65 0.1 undecidable manual P 261 24.0537 111 -0.12 95
IV.FOSV.EHZ. 2019-11-28T19:27:49.90 0.1 undecidable manual S 53 11.4774 129 0.15 96
IV.ATVO.HHZ. 2019-11-28T19:27:49.85 0.1 positive manual P 311 25.6521 110 -0.21 93
IV.SSFR.HHN. 2019-11-28T19:27:49.97 0.3 undecidable manual P 26 25.1526 111 0 73
IV.ASSB.HHZ. 2019-11-28T19:27:49.17 0.1 undecidable manual P 178 20.9679 114 -0.02 97
IV.MURB.HHZ. 2019-11-28T19:27:49.60 0.1 undecidable manual S 289 10.5783 132 0.11 97
IV.ATFO.HHZ. 2019-11-28T19:27:48.60 0.1 undecidable manual P 338 16.1727 120 0.27 93
IV.ATCC.EHZ. 2019-11-28T19:27:48.30 0.1 undecidable manual S 187 5.1948 151 -0.02 100
IV.FOSV.EHZ. 2019-11-28T19:27:47.70 0.1 undecidable manual P 53 11.4774 129 0.14 97
IV.MURB.HHZ. 2019-11-28T19:27:47.64 0.1 undecidable manual P 289 10.5783 132 0.22 95
IV.ATCC.EHZ. 2019-11-28T19:27:46.92 0.1 negative manual P 187 5.1948 151 0.18 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHN. ML:1.7 0.000359 0.1 AML other m 2019-11-28T19:27:52.85
IV.ATVO.HHE. ML:1.9 0.0004375 0.18 AML other m 2019-11-28T19:27:53.98
IV.ATPI.EHE. ML:1.6 0.00020600000000000002 0.42 AML other m 2019-11-28T19:27:55.74
IV.ARVD.HHN. ML:1.4 0.00008975 1.54 AML other m 2019-11-28T19:27:58.16
IV.FOSV.EHE. ML:1.6 0.00061 0.3 AML other m 2019-11-28T19:27:50.08
IV.FOSV.EHN. ML:1.4 0.00032125289999999993 0.2432 AML other m 2019-11-28T19:27:50.44
IV.ATFO.HHE. ML:1.4 0.00021462785000000002 0.2432 AML other m 2019-11-28T19:27:51.94
IV.ATFO.HHN. ML:1.3 0.0001834654 0.1664 AML other m 2019-11-28T19:27:52.10
IV.ASSB.HHE. ML:1.5 0.00022711189999999998 0.0896 AML other m 2019-11-28T19:27:52.90
IV.ATTE.HHE. ML:1.3 0.00011618145 0.192 AML other m 2019-11-28T19:27:54.04
IV.ATTE.HHN. ML:1.6 0.000243267 0.1792 AML other m 2019-11-28T19:27:53.85
IV.SNTG.HNE. ML:1.9 0.00047898379999999994 0.2816 AML other m 2019-11-28T19:27:53.72
IV.SNTG.HHN. ML:1.8 0.0003629652 0.2176 AML other m 2019-11-28T19:27:53.64
IV.SNTG.HHE. ML:1.9 0.00047604295 0.2816 AML other m 2019-11-28T19:27:53.71
IV.SNTG.HNN. ML:1.8 0.00038237054999999996 0.2304 AML other m 2019-11-28T19:27:53.64
IV.ATVO.HHN. ML:1.6 0.00021046809999999998 0.0896 AML other m 2019-11-28T19:27:53.87
IV.ATPI.EHN. ML:1.6 0.00019418325 0.2944 AML other m 2019-11-28T19:27:55.93
IV.ATPI.HNE. ML:1.6 0.00020513084999999997 0.1536 AML other m 2019-11-28T19:27:55.81
IV.FRON.EHE. ML:1.4 0.00012693884499999998 0.1024 AML other m 2019-11-28T19:27:56.13
IV.CESI.HHN. ML:1.4 0.00010986677000000001 0.1152 AML other m 2019-11-28T19:27:57.01
IV.FRON.EHN. ML:1.6 0.00015947475 0.256 AML other m 2019-11-28T19:27:57.64
IV.CESI.HHE. ML:1.6 0.00016077274999999998 0.128 AML other m 2019-11-28T19:27:56.60
IV.ATMI.HHE. ML:1.5 0.000140164625 0.2176 AML other m 2019-11-28T19:27:59.55
IV.ATMI.HHN. ML:1.5 0.00013803863999999999 0.2432 AML other m 2019-11-28T19:27:56.96
IV.PIEI.HHN. ML:1.3 0.00008454750499999999 0.1152 AML other m 2019-11-28T19:27:57.72
IV.PIEI.HHE. ML:1.4 0.00011691344000000001 0.2304 AML other m 2019-11-28T19:27:57.72
IV.ARVD.HHE. ML:1.3 0.00008136662 0.2432 AML other m 2019-11-28T19:27:58.37
IV.EL6.EHE. ML:1.7 0.00018251499999999998 0.2944 AML other m 2019-11-28T19:27:58.46
IV.EL6.EHN. ML:1.8 0.00021740915 0.2688 AML other m 2019-11-28T19:27:58.68
IV.FDMO.HHE. ML:1.7 0.0001498192 0.1408 AML other m 2019-11-28T19:27:59.01
IV.FDMO.HHN. ML:1.6 0.0001257664 0.1408 AML other m 2019-11-28T19:27:59.42
IV.NARO.HHE. ML:1.2 0.0000428069405 0.1024 AML other m 2019-11-28T19:28:01.80
IV.NARO.HHN. ML:1.0 0.000032731395 0.1664 AML other m 2019-11-28T19:28:01.80
IV.BADI.EHN. ML:1.5 0.00009936813 0.2176 AML other m 2019-11-28T19:28:00.42
IV.BADI.EHE. ML:1.7 0.0001669448 0.2176 AML other m 2019-11-28T19:28:00.22
IV.CSP1.EHN. ML:1.7 0.00013975852500000002 0.3456 AML other m 2019-11-28T19:28:00.88
IV.MGAB.HHN. ML:1.5 0.0000755104 0.1792 AML other m 2019-11-28T19:28:04.01
IV.MGAB.HNN. ML:1.5 0.00007486492999999999 0.1792 AML other m 2019-11-28T19:28:07.58
IV.MGAB.HHE. ML:1.6 0.0000906144 0.2176 AML other m 2019-11-28T19:28:03.65
IV.NRCA.HHE. ML:1.6 0.000082166095 0.1664 AML other m 2019-11-28T19:28:06.58
IV.NRCA.HHN. ML:1.9 0.00017974610000000003 0.1408 AML other m 2019-11-28T19:28:04.47
IV.GAVE.EHN. ML:1.5 0.00006693881 0.3584 AML other m 2019-11-28T19:28:10.13
IV.GAVE.HNE. ML:1.8 0.0001223436 0.3712 AML other m 2019-11-28T19:28:05.21
IV.GAVE.EHE. ML:1.6 0.000078591145 0.3968 AML other m 2019-11-28T19:28:05.59
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