Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 11-01-2020 and time 21:47:47 (Italy) in region 3 km W Valfabbrica (PG)

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

  • 11-01-2020 20:47:47 (UTC)
  • 11-01-2020 21:47:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1640, 12.5690 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
Valfabbrica PG 3 3389 3389
Bastia Umbra PG 11 21874 25263
Assisi PG 11 28299 53562
Perugia PG 16 166134 219696
Bettona PG 18 4367 224063
Torgiano PG 19 6725 230788
Cannara PG 19 4305 235093
Nocera Umbra PG 19 5839 240932
Valtopina PG 19 1398 242330
Gualdo Tadino PG 19 15208 257538

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km E of Perugia (166134 inhabitants)
26 Km NW of Foligno (57155 inhabitants)
65 Km SE of Arezzo (99543 inhabitants)
67 Km N of Terni (111501 inhabitants)
84 Km SW of Fano (60888 inhabitants)
88 Km SW of Pesaro (94582 inhabitants)
91 Km NE of Viterbo (67173 inhabitants)
92 Km SW of Ancona (100861 inhabitants)
100 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 2020-01-11
20:47:47		 43.1638 12.5688 10 2020-07-18
21:08:19		 Bollettino Sismico Italiano INGV 75699361
Reviewed
Rev100 		ML 1.6 2020-01-11
20:47:48		 43.1618 12.5723 10 2020-03-03
10:27:57		 Sala Sismica INGV-Roma 75471711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-11 20:47:47 ± 0.04
Latitude 43.1638 ± 0.0027
Longitude 12.5688 ± 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 75699361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 318
Semi-minor axis of confidence ellipse (meter) 92
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 45
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 46
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.05576
Epicentral distance of station farthest from the epicenter (degree) 0.67359
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 33
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 50
Type of magnitude ML
Reference to an origin 75699361
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-03 10:27:31

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 75471711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-11 20:55:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GAVE.EHN. 2020-01-11T20:48:07.20 0.6 undecidable manual S 153 58.5969 50 0.97 35
IV.MF5.EHZ. 2020-01-11T20:48:01.42 0.3 undecidable manual P 105 74.7696 50 0.44 62
IV.ATPC.HHE. 2020-01-11T20:48:00.63 0.3 undecidable manual S 346 36.2415 50 0.36 68
IV.CESI.HHZ. 2020-01-11T20:47:59.13 0.3 undecidable manual S 123 32.4453 50 -0.11 72
IV.ATPI.EHZ. 2020-01-11T20:47:59.95 0.3 undecidable manual S 337 34.5432 50 0.15 71
IV.MMO1.EHZ. 2020-01-11T20:47:59.85 0.3 undecidable manual P 115 68.0763 50 -0.11 67
IV.PARC.HHZ. 2020-01-11T20:47:58.98 0.3 undecidable manual P 334 59.9955 50 0.27 66
IV.SNTG.HHZ. 2020-01-11T20:47:58.86 0.3 undecidable manual S 71 31.746 50 -0.19 71
IV.NRCA.HHZ. 2020-01-11T20:47:58.07 0.3 undecidable manual P 129 57.498 50 -0.25 67
IV.GAVE.EHN. 2020-01-11T20:47:58.57 0.3 undecidable manual P 153 58.5969 50 0.07 69
IV.CSP1.EHZ. 2020-01-11T20:47:57.49 0.3 undecidable manual P 99 52.1034 50 0 71
IT.FOPC.HGZ. 2020-01-11T20:47:57.06 0.3 undecidable manual S 153 24.1536 113 0.05 74
IV.ATVA.EHE. 2020-01-11T20:47:57.15 0.1 undecidable manual S 299 26.2515 50 -0.44 90
IV.ATFO.HHZ. 2020-01-11T20:47:56.46 0.3 undecidable manual S 1 22.4553 114 -0.02 74
IV.APEC.HHZ. 2020-01-11T20:47:56.41 0.3 undecidable manual P 345 45.4212 50 -0.05 71
IV.ATLO.EHE. 2020-01-11T20:47:56.00 0.1 undecidable manual S 322 21.2676 116 -0.09 98
IV.EL6.EHZ. 2020-01-11T20:47:56.74 0.3 undecidable manual P 67 46.8198 50 0.07 70
IV.ATMC.EHE. 2020-01-11T20:47:56.33 0.1 undecidable manual P 316 43.623 50 0.14 93
IV.FDMO.HHZ. 2020-01-11T20:47:56.07 0.3 undecidable manual P 108 44.3223 50 -0.22 69
IV.BADI.EHZ. 2020-01-11T20:47:56.72 0.3 undecidable manual P 326 46.4202 50 0.1 70
IV.PIEI.HHZ. 2020-01-11T20:47:55.76 0.3 undecidable manual P 356 41.3253 50 -0.07 71
IV.MOMA.HHZ. 2020-01-11T20:47:55.69 0.3 undecidable manual P 180 39.9267 50 0.07 71
IV.ATPC.HHE. 2020-01-11T20:47:55.18 0.1 negative manual P 346 36.2415 50 0.13 95
IV.FOSV.EHZ. 2020-01-11T20:47:55.84 0.3 undecidable manual S 47 21.2676 115 -0.26 71
IV.FRON.EHZ. 2020-01-11T20:47:55.73 0.3 undecidable manual P 18 41.2254 50 -0.09 71
IV.ATMI.HHZ. 2020-01-11T20:47:54.33 0.3 undecidable manual P 308 30.747 50 0.12 72
IV.SSFR.HHE. 2020-01-11T20:47:54.68 0.3 undecidable manual P 30 34.743 50 -0.14 71
IV.ATTE.HHZ. 2020-01-11T20:47:54.69 0.3 undecidable manual S 282 17.7711 120 -0.34 70
IV.CESI.HHZ. 2020-01-11T20:47:54.29 0.1 undecidable manual P 123 32.4453 50 -0.17 94
IV.ATPI.EHZ. 2020-01-11T20:47:54.66 0.3 undecidable manual P 337 34.5432 50 -0.13 71
IV.ATSC.EHE. 2020-01-11T20:47:54.19 0.1 undecidable manual P 18 30.3474 50 0.05 97
IV.SNTG.HHZ. 2020-01-11T20:47:54.24 0.3 undecidable manual P 71 31.746 50 -0.11 72
IV.ATBU.EHZ. 2020-01-11T20:47:54.91 0.1 undecidable manual P 357 34.6431 50 0.11 95
IV.TB02.DHZ.01 2020-01-11T20:47:53.42 0.1 undecidable manual P 331 26.2515 50 -0.09 97
IV.ATVA.EHE. 2020-01-11T20:47:53.38 0.1 undecidable manual P 299 26.2515 50 -0.12 97
IV.TB01.DHZ.01 2020-01-11T20:47:53.47 0.1 undecidable manual P 336 26.4513 50 -0.06 98
IV.MURB.HNZ. 2020-01-11T20:47:53.49 0.1 undecidable manual S 342 11.5773 131 0.24 97
IV.TB03.DHZ.01 2020-01-11T20:47:53.92 0.1 undecidable manual P 334 29.2485 50 -0.05 97
IT.FOPC.HGZ. 2020-01-11T20:47:53.12 0.1 undecidable manual P 153 24.1536 113 -0.05 98
IV.FOSV.EHZ. 2020-01-11T20:47:52.60 0.1 undecidable manual P 47 21.2676 115 -0.04 99
IV.ATFO.HHZ. 2020-01-11T20:47:52.92 0.3 undecidable manual P 1 22.4553 114 0.06 74
IV.ATLO.EHE. 2020-01-11T20:47:52.64 0.1 negative manual P 322 21.2676 116 0 100
IV.ATTE.HHZ. 2020-01-11T20:47:52.08 0.3 undecidable manual P 282 17.7711 120 0.05 74
IV.ATCC.EHZ. 2020-01-11T20:47:51.94 0.1 undecidable manual S 68 6.1938 148 -0.11 100
IV.MURB.HNZ. 2020-01-11T20:47:51.29 0.1 negative manual P 342 11.5773 131 0.29 96
IV.ATCC.EHZ. 2020-01-11T20:47:50.45 0.1 positive manual P 68 6.1938 148 0.15 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.EHE. ML:2.5 0.004587896499999999 0.0768 AML other m 2020-01-11T20:47:52.11
IV.ATCC.EHN. ML:2.5 0.0047428665 0.0768 AML other m 2020-01-11T20:47:52.00
IV.MURB.HHE. ML:2.6 0.0042759205 0.2048 AML other m 2020-01-11T20:47:54.35
IV.MURB.HNN. ML:2.5 0.0036953554999999997 0.2432 AML other m 2020-01-11T20:47:53.95
IV.MURB.HNE. ML:2.4 0.0032408794999999996 0.2432 AML other m 2020-01-11T20:47:53.88
IV.MURB.HHN. ML:2.5 0.0038472995 0.256 AML other m 2020-01-11T20:47:54.21
IV.ATTE.HHE. ML:1.2 0.00014222145 0.2432 AML other m 2020-01-11T20:47:56.08
IV.ATTE.HHN. ML:1.2 0.00012534845 0.32 AML other m 2020-01-11T20:47:57.82
IV.FOSV.EHE. ML:1.2 0.000102701685 0.2944 AML other m 2020-01-11T20:47:58.42
IV.FOSV.EHN. ML:1.2 0.00011547085 0.256 AML other m 2020-01-11T20:47:58.43
IV.ATFO.HHN. ML:1.8 0.0003929606 0.3968 AML other m 2020-01-11T20:47:57.30
IV.ATFO.HHE. ML:1.6 0.00025000129999999996 0.256 AML other m 2020-01-11T20:47:58.29
IV.SNTG.HHE. ML:1.4 0.00011180565000000001 0.2816 AML other m 2020-01-11T20:47:59.67
IV.SNTG.HNN. ML:1.8 0.00027882715000000004 0.3456 AML other m 2020-01-11T20:47:59.43
IV.SNTG.HNE. ML:1.4 0.00011060266500000001 0.4992 AML other m 2020-01-11T20:47:58.27
IV.SNTG.HHN. ML:1.6 0.00018052125 0.32 AML other m 2020-01-11T20:47:59.26
IV.CESI.HHE. ML:1.3 0.00009456488999999999 0.128 AML other m 2020-01-11T20:48:00.45
IV.CESI.HHN. ML:1.4 0.000100436305 0.1024 AML other m 2020-01-11T20:47:59.77
IV.ATMI.HHN. ML:1.6 0.00017553205 0.3712 AML other m 2020-01-11T20:48:00.51
IV.ATMI.HHE. ML:1.6 0.0001740475 0.192 AML other m 2020-01-11T20:48:00.83
IV.ATPI.EHE. ML:1.2 0.00006848684 0.512 AML other m 2020-01-11T20:48:05.34
IV.ATPI.EHN. ML:1.2 0.000061285155 0.1536 AML other m 2020-01-11T20:48:02.18
IV.SSFR.HNE. ML:1.9 0.00031943405 0.2176 AML other m 2020-01-11T20:48:00.52
IV.SSFR.HHE. ML:1.8 0.00028514794999999997 0.2176 AML other m 2020-01-11T20:48:00.52
IV.SSFR.HNN. ML:1.8 0.00024793245 0.1792 AML other m 2020-01-11T20:48:01.47
IV.SSFR.HHN. ML:1.8 0.00027968795000000003 0.1792 AML other m 2020-01-11T20:48:00.93
IV.MOMA.HNE. ML:2.0 0.00032603404999999997 0.3712 AML other m 2020-01-11T20:48:02.12
IV.MOMA.HHE. ML:1.7 0.00017930165 0.2048 AML other m 2020-01-11T20:48:02.44
IV.MOMA.HHN. ML:1.5 0.000107063375 0.3456 AML other m 2020-01-11T20:48:05.16
IV.FRON.EHE. ML:1.5 0.00010778477 0.1152 AML other m 2020-01-11T20:48:03.18
IV.FRON.EHN. ML:1.6 0.00013903834999999998 0.2304 AML other m 2020-01-11T20:48:02.01
IV.PIEI.HHN. ML:1.5 0.00011007028 0.2176 AML other m 2020-01-11T20:48:02.94
IV.PIEI.HHE. ML:1.6 0.00014399457500000002 0.1792 AML other m 2020-01-11T20:48:02.98
IV.FDMO.HHE. ML:1.6 0.00012617165 0.1152 AML other m 2020-01-11T20:48:02.91
IV.FDMO.HHN. ML:1.5 0.00010250454 0.1664 AML other m 2020-01-11T20:48:02.89
IV.APEC.HHN. ML:1.4 0.00007235855499999999 0.2432 AML other m 2020-01-11T20:48:05.75
IV.APEC.HHE. ML:1.3 0.00005983312 0.3072 AML other m 2020-01-11T20:48:04.04
IV.BADI.EHE. ML:1.2 0.000047869444999999996 0.256 AML other m 2020-01-11T20:48:07.30
IV.BADI.EHN. ML:1.3 0.00005276496999999999 0.1792 AML other m 2020-01-11T20:48:05.70
IV.EL6.EHN. ML:1.7 0.00012868205 0.192 AML other m 2020-01-11T20:48:04.55
IV.EL6.EHE. ML:1.7 0.00013865069999999998 0.1152 AML other m 2020-01-11T20:48:03.75
IV.CSP1.EHE. ML:1.5 0.00007375415855 0.384 AML other m 2020-01-11T20:48:05.72
IV.CSP1.EHN. ML:1.6 0.00009746954 0.192 AML other m 2020-01-11T20:48:06.11
IV.NRCA.HHE. ML:1.5 0.00006903996500000001 0.1152 AML other m 2020-01-11T20:48:07.48
IV.NRCA.HHN. ML:1.6 0.00009395568 0.1408 AML other m 2020-01-11T20:48:07.97
IV.GAVE.HNE. ML:2.0 0.00019092340000000002 0.3968 AML other m 2020-01-11T20:48:07.78
IV.GAVE.EHN. ML:1.7 0.00009917765000000001 0.2304 AML other m 2020-01-11T20:48:07.80
IV.GAVE.EHE. ML:1.7 0.00011125745000000001 0.3584 AML other m 2020-01-11T20:48:07.60
IV.PARC.HHE. ML:1.3 0.000039298255000000006 0.3072 AML other m 2020-01-11T20:48:11.83
IV.PARC.HHN. ML:1.2 0.00003227421 0.2944 AML other m 2020-01-11T20:48:12.29
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