Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 09-11-2021 and time 13:02:18 (Italy) in region 6 km W Nocera Umbra (PG)

A magnitude ML 1.5 earthquake occured in region: 6 km W Nocera Umbra (PG), on

  • 09-11-2021 12:02:18 (UTC)
  • 09-11-2021 13:02:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1280, 12.7140 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
Nocera Umbra PG 7 5839 5839
Valtopina PG 8 1398 7237
Valfabbrica PG 10 3389 10626
Assisi PG 10 28299 38925
Gualdo Tadino PG 13 15208 54133
Bastia Umbra PG 15 21874 76007
Spello PG 15 8645 84652
Cannara PG 18 4305 88957
Foligno PG 19 57155 146112
Fiuminata MC 19 1402 147514
Fossato di Vico PG 19 2840 150354
Sefro MC 19 422 150776

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km N of Foligno (57155 inhabitants)
27 Km E of Perugia (166134 inhabitants)
63 Km N of Terni (111501 inhabitants)
77 Km E of Arezzo (99543 inhabitants)
83 Km SW of Fano (60888 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
89 Km S of Pesaro (94582 inhabitants)
93 Km NE of Viterbo (67173 inhabitants)
96 Km NW of Teramo (54892 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 1.5 2021-11-09
12:02:18		 43.1277 12.7145 10 2022-03-30
13:04:19		 Bollettino Sismico Italiano INGV 98008941
Reviewed
Rev100 		ML 1.6 2021-11-09
12:02:18		 43.1207 12.7235 10 2021-11-09
12:06:39		 Sala Sismica INGV-Roma 97362751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-09 12:02:18 ± 0.04
Latitude 43.1277 ± 0.0018
Longitude 12.7145 ± 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 98008941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 299
Semi-minor axis of confidence ellipse (meter) 113
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 236
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) 104
Number of associated phases, regardless of their use for origin computation 60
Number of defining phases 60
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) 0.07914
Epicentral distance of station farthest from the epicenter (degree) 0.49283
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 30
Type of magnitude ML
Reference to an origin 98008941
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-12-01 09:49:02

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 97362751
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-09 12:06:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2021-11-09T12:02:36.37 0.1 undecidable manual S 349 54.7008 50 0.37 86
IV.ATPI.EHE. 2021-11-09T12:02:33.20 0.3 undecidable manual S 325 43.8228 50 0.1 70
IV.ATBU.EHZ. 2021-11-09T12:02:33.12 0.3 undecidable manual S 341 40.9257 50 0.81 57
IV.NRCA.HHZ. 2021-11-09T12:02:33.72 0.1 undecidable manual S 135 46.0206 50 0.04 94
IV.ATPC.HHE. 2021-11-09T12:02:33.68 0.3 undecidable manual S 332 44.3223 50 0.44 65
IV.FRON.EHZ. 2021-11-09T12:02:32.85 0.1 undecidable manual S 1 43.3233 50 -0.11 93
IV.CSP1.EHZ. 2021-11-09T12:02:32.46 0.1 undecidable manual S 96 39.9267 50 0.41 88
IV.ARVD.HHE. 2021-11-09T12:02:32.88 0.3 undecidable manual S 24 45.0216 50 -0.54 63
IV.MOMA.HHZ. 2021-11-09T12:02:31.24 0.1 undecidable manual S 198 37.7289 50 -0.25 91
IT.GNU.HGE. 2021-11-09T12:02:31.28 0.3 undecidable manual S 198 37.7289 50 -0.21 69
IV.TB03.DHZ.01 2021-11-09T12:02:31.85 0.3 undecidable manual S 321 39.0276 50 0.02 71
IV.EL6.EHZ. 2021-11-09T12:02:31.94 0.1 undecidable manual S 54 38.4282 50 0.27 91
IV.MDAR.HNN. 2021-11-09T12:02:30.89 0.3 undecidable manual S 78 35.4423 50 0.04 72
IV.FEMA.HNE. 2021-11-09T12:02:30.30 0.3 undecidable manual S 124 32.8449 50 0.14 70
IV.TB02.DHZ.01 2021-11-09T12:02:30.73 0.3 undecidable manual S 318 36.5412 50 -0.42 66
IV.ATSC.EHE. 2021-11-09T12:02:30.11 0.1 undecidable manual S 356 32.9448 50 -0.09 95
IV.ATVO.HHN. 2021-11-09T12:02:30.80 0.3 undecidable manual S 319 37.629 50 -0.64 61
IV.SSFR.HHN. 2021-11-09T12:02:30.46 0.1 undecidable manual S 9 34.6431 50 -0.2 93
IV.TB01.DHZ.01 2021-11-09T12:02:30.92 0.3 undecidable manual S 321 36.0417 50 -0.11 71
IV.FDMO.HHZ. 2021-11-09T12:02:29.83 0.1 undecidable manual S 108 31.8459 50 -0.08 95
IV.ATLO.EHE. 2021-11-09T12:02:29.71 0.3 undecidable manual S 310 32.4453 50 -0.34 68
IV.ATFO.HNZ. 2021-11-09T12:02:29.28 0.1 undecidable manual S 337 28.9488 50 0.16 94
IV.NARO.HHZ. 2021-11-09T12:02:28.69 0.1 undecidable manual P 349 54.7008 50 -0.01 93
IT.MTCL.HGZ. 2021-11-09T12:02:28.77 0.3 undecidable manual S 123 27.4503 50 0.04 73
IV.SNTG.HHZ. 2021-11-09T12:02:27.25 0.1 undecidable manual S 52 23.1546 114 -0.23 94
IV.ATPC.HHE. 2021-11-09T12:02:27.26 0.3 undecidable manual P 332 44.3223 50 0.15 69
IV.ATPI.EHE. 2021-11-09T12:02:27.03 0.3 undecidable manual P 325 43.8228 50 0 71
IV.MURB.HHZ. 2021-11-09T12:02:27.17 0.1 undecidable manual S 314 21.4674 115 0.2 95
IV.ATBU.EHZ. 2021-11-09T12:02:27.21 0.3 undecidable manual P 341 40.9257 50 0.64 61
IV.NRCA.HHZ. 2021-11-09T12:02:27.25 0.1 undecidable manual P 135 46.0206 50 -0.11 92
IV.ARVD.HHE. 2021-11-09T12:02:26.91 0.3 undecidable manual P 24 45.0216 50 -0.3 67
IV.EL6.EHZ. 2021-11-09T12:02:26.11 0.1 negative manual P 54 38.4282 50 -0.09 94
IV.CESI.HHZ. 2021-11-09T12:02:26.52 0.1 undecidable manual S 131 20.5683 116 -0.16 96
IV.MDAR.HNN. 2021-11-09T12:02:26.58 0.3 undecidable manual P 78 35.4423 50 0.85 56
IV.FOSV.EHZ. 2021-11-09T12:02:26.12 0.1 undecidable manual S 11 18.9699 118 -0.06 98
IV.FRON.EHZ. 2021-11-09T12:02:26.77 0.1 undecidable manual P 1 43.3233 50 -0.18 92
IT.GNU.HGE. 2021-11-09T12:02:26.86 0.3 undecidable manual P 198 37.7289 50 0.76 58
IV.TB03.DHZ.01 2021-11-09T12:02:26.46 0.3 undecidable manual P 321 39.0276 50 0.17 69
IV.CSP1.EHZ. 2021-11-09T12:02:26.43 0.1 positive manual P 96 39.9267 50 0.01 95
IV.ATVO.HHN. 2021-11-09T12:02:26.00 0.3 undecidable manual P 319 37.629 50 -0.07 71
IT.FOPC.HGZ. 2021-11-09T12:02:25.80 0.3 undecidable manual S 183 17.5713 120 0.05 74
IV.SSFR.HHN. 2021-11-09T12:02:25.41 0.1 undecidable manual P 9 34.6431 50 -0.21 92
IV.TB01.DHZ.01 2021-11-09T12:02:25.73 0.3 undecidable manual P 321 36.0417 50 -0.1 71
IV.FEMA.HNE. 2021-11-09T12:02:25.89 0.3 undecidable manual P 124 32.8449 50 0.56 64
IV.TB02.DHZ.01 2021-11-09T12:02:25.91 0.3 undecidable manual P 318 36.5412 50 0.01 72
IV.MOMA.HHZ. 2021-11-09T12:02:25.88 0.1 undecidable manual P 198 37.7289 50 -0.22 92
IV.ATSC.EHE. 2021-11-09T12:02:25.07 0.1 undecidable manual P 356 32.9448 50 -0.28 91
IV.ATLO.EHE. 2021-11-09T12:02:25.11 0.3 undecidable manual P 310 32.4453 50 -0.16 70
IT.MTCL.HGZ. 2021-11-09T12:02:24.67 0.3 undecidable manual P 123 27.4503 50 0.17 71
IV.FDMO.HHZ. 2021-11-09T12:02:24.88 0.1 undecidable manual P 108 31.8459 50 -0.3 91
IV.ATFO.HNZ. 2021-11-09T12:02:24.72 0.1 undecidable manual P 337 28.9488 50 -0.01 97
IV.ASSB.HHZ. 2021-11-09T12:02:23.80 0.1 undecidable manual S 206 10.4784 134 0.02 100
IV.MURB.HHZ. 2021-11-09T12:02:23.45 0.1 negative manual P 314 21.4674 115 -0.04 98
IV.SNTG.HHZ. 2021-11-09T12:02:23.60 0.1 undecidable manual P 52 23.1546 114 -0.18 95
IV.CESI.HHZ. 2021-11-09T12:02:23.10 0.1 undecidable manual P 131 20.5683 116 -0.22 94
IV.ATCC.EHZ. 2021-11-09T12:02:23.63 0.1 undecidable manual S 317 8.7801 139 0.25 96
IT.FOPC.HGZ. 2021-11-09T12:02:22.72 0.3 undecidable manual P 183 17.5713 120 -0.07 73
IV.FOSV.EHZ. 2021-11-09T12:02:22.98 0.1 undecidable manual P 11 18.9699 118 -0.05 98
IV.ATCC.EHZ. 2021-11-09T12:02:21.60 0.1 positive manual P 317 8.7801 139 0.19 97
IV.ASSB.HHZ. 2021-11-09T12:02:21.68 0.1 negative manual P 206 10.4784 134 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:1.8 0.00089380125 0.1408 AML other m 2021-11-09T12:02:23.90
IV.ATCC.HNE. ML:1.8 0.0009713076499999999 0.2496 AML other m 2021-11-09T12:02:23.99
IV.ATCC.EHE. ML:1.8 0.0008354328500000001 0.1984 AML other m 2021-11-09T12:02:23.99
IV.ATCC.HNN. ML:1.8 0.00080697205 0.3712 AML other m 2021-11-09T12:02:23.85
IV.ASSB.HHN. ML:1.8 0.0007429536 0.32 AML other m 2021-11-09T12:02:24.15
IV.ATCC.EHN. ML:1.6 0.0006224984999999999 0.2624 AML other m 2021-11-09T12:02:23.85
IV.FOSV.HNE. ML:1.4 0.000216 0.24 AML other m 2021-11-09T12:02:26.33
IV.FOSV.EHE. ML:1.4 0.00022160974999999998 0.224 AML other m 2021-11-09T12:02:26.34
IV.FOSV.HNN. ML:1.3 0.00014270662 0.384 AML other m 2021-11-09T12:02:26.34
IV.FOSV.EHN. ML:1.3 0.000143073065 0.3776 AML other m 2021-11-09T12:02:26.46
IV.MURB.HNN. ML:1.6 0.00024930285000000004 0.2304 AML other m 2021-11-09T12:02:27.65
IV.CESI.HHN. ML:1.2 0.00011833834999999999 0.2816 AML other m 2021-11-09T12:02:26.96
IV.MURB.HHN. ML:1.6 0.0002530391 0.1984 AML other m 2021-11-09T12:02:27.76
IV.MURB.HNE. ML:1.6 0.00024310505 0.1728 AML other m 2021-11-09T12:02:27.60
IV.SNTG.HHE. ML:1.4 0.00016795174499999998 0.1408 AML other m 2021-11-09T12:02:27.58
IV.SNTG.HHN. ML:1.3 0.00013122927000000002 0.2368 AML other m 2021-11-09T12:02:27.52
IV.MURB.HHE. ML:1.5 0.0002012099 0.4032 AML other m 2021-11-09T12:02:27.32
IV.FDMO.HHN. ML:1.4 0.00011549999999999999 0.16 AML other m 2021-11-09T12:02:30.14
IV.FDMO.HHE. ML:1.4 0.00011145313500000001 0.1984 AML other m 2021-11-09T12:02:30.06
IV.CESI.HHE. ML:1.3 0.00012797855 0.1408 AML other m 2021-11-09T12:02:26.95
IV.EL6.EHN. ML:1.8 0.00023606335000000002 0.1792 AML other m 2021-11-09T12:02:32.38
IV.EL6.EHE. ML:1.8 0.00025297249999999997 0.544 AML other m 2021-11-09T12:02:32.45
IV.NRCA.HHN. ML:1.5 0.00009442894000000001 0.1792 AML other m 2021-11-09T12:02:33.82
IV.NRCA.HHE. ML:1.2 0.000050143295000000005 0.16 AML other m 2021-11-09T12:02:33.88
IV.SNTG.HNN. ML:1.3 0.00014221355000000003 0.2304 AML other m 2021-11-09T12:02:27.40
IV.SNTG.HNE. ML:1.4 0.00016212455 0.16 AML other m 2021-11-09T12:02:27.51
IV.MOMA.HHE. ML:1.2 0.000063352995 0.1792 AML other m 2021-11-09T12:02:32.07
IV.MOMA.HHN. ML:1.1 0.000042514945 0.224 AML other m 2021-11-09T12:02:31.57
IV.CSP1.EHN. ML:1.7 0.00017945481000000002 0.2048 AML other m 2021-11-09T12:02:32.68
IV.CSP1.EHE. ML:1.9 0.0002598481 0.1408 AML other m 2021-11-09T12:02:32.86
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