Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 21-11-2022 and time 08:14:49 (UTC) in region 9 km SE Valtopina (PG)

A magnitude ML 1.1 earthquake occured in region: 9 km SE Valtopina (PG), on

  • 21-11-2022 08:14:49 (UTC)
  • 21-11-2022 09:14:49 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0170, 12.8550 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Valtopina PG 9 1398 1398
Serravalle di Chienti MC 10 1070 2468
Nocera Umbra PG 12 5839 8307
Monte Cavallo MC 12 145 8452
Foligno PG 14 57155 65607
Spello PG 15 8645 74252
Sellano PG 15 1079 75331
Pieve Torina MC 16 1458 76789
Sefro MC 16 422 77211
Muccia MC 17 915 78126
Trevi PG 18 8469 86595
Fiordimonte MC 19 202 86797
Pievebovigliana MC 19 866 87663

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km E of Foligno (57155 inhabitants)
39 Km E of Perugia (166134 inhabitants)
53 Km NE of Terni (111501 inhabitants)
80 Km NW of Teramo (54892 inhabitants)
86 Km SW of Ancona (100861 inhabitants)
86 Km NW of L'Aquila (69753 inhabitants)
90 Km NE of Viterbo (67173 inhabitants)
93 Km S of Fano (60888 inhabitants)
93 Km SE of Arezzo (99543 inhabitants)
100 Km S of Pesaro (94582 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
Reviewed
Rev100 		ML 1.1 2022-11-21
08:14:49		 43.0172 12.8547 10 2022-11-21
08:30:40		 Sala Sismica INGV-Roma 112052951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-21 08:14:49 ± 0.05
Latitude 43.0172 ± 0.0027
Longitude 12.8547 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 112052951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 350
Semi-minor axis of confidence ellipse (meter) 194
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 23
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35973
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 112052951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-11-21 08:30:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
ST.CARE.HNZ. 2022-11-21T08:16:35.31 3.0 undecidable manual Sn -1.67 0
CR.STON.BHZ. 2022-11-21T08:16:34.86 3.0 undecidable manual Sg 14.67 0
IV.NOCI.HHZ. 2022-11-21T08:16:33.57 3.0 undecidable manual Sg 15.62 0
GU.MGRO.HHZ. 2022-11-21T08:15:49.80 3.0 positive manual Pg 9.25 0
IV.PTRJ.HHZ. 2022-11-21T08:15:28.86 3.0 undecidable manual Sn -1.81 0
GU.CARD.HHZ. 2022-11-21T08:15:18.47 3.0 negative manual Pn 0.47 0
IV.BRSN.HNZ. 2022-11-21T08:15:14.90 3.0 positive manual Pg 2.14 0
IV.FAGN.HHZ. 2022-11-21T08:15:02.40 3.0 undecidable manual S 1.52 0
IV.EL6.EHZ. 2022-11-21T08:15:02.51 0.1 undecidable manual S 30 39.9267 50 -0.02 95
IV.GAVE.HNN. 2022-11-21T08:15:01.48 0.3 undecidable manual S 175 36.2415 50 -0.04 71
IV.MC2.EHZ. 2022-11-21T08:15:00.18 0.3 undecidable manual S 113 29.5482 50 0.43 66
IV.NRCA.HHZ. 2022-11-21T08:14:59.37 0.3 undecidable manual S 134 29.3484 50 -0.31 68
IV.CSP1.EHZ. 2022-11-21T08:14:59.82 0.1 undecidable manual S 74 29.5482 50 0.07 96
IV.ATCC.EHZ. 2022-11-21T08:14:58.73 0.3 undecidable manual S 317 25.4523 111 0.18 71
IV.EL6.EHZ. 2022-11-21T08:14:56.68 0.1 undecidable manual P 30 39.9267 50 -0.17 92
IV.FDMO.HHZ. 2022-11-21T08:14:56.38 0.1 undecidable manual S 83 18.9699 117 -0.1 97
IV.MURB.HHZ. 2022-11-21T08:14:56.61 3.0 undecidable manual P -0.66 0
IV.GAVE.HNN. 2022-11-21T08:14:56.30 0.1 undecidable manual P 175 36.2415 50 0.04 95
IV.ASSB.HHZ. 2022-11-21T08:14:55.56 0.1 undecidable manual S 280 16.1727 121 -0.06 98
IV.CSP1.EHZ. 2022-11-21T08:14:55.02 0.1 undecidable manual P 74 29.5482 50 -0.22 93
IV.FEMA.HNE. 2022-11-21T08:14:55.92 0.6 undecidable manual S 111 16.9719 120 0.06 49
IV.NRCA.HHZ. 2022-11-21T08:14:55.04 0.1 undecidable manual P 134 29.3484 50 -0.16 94
IV.MC2.EHZ. 2022-11-21T08:14:55.38 0.1 undecidable manual P 113 29.5482 50 0.14 94
IV.GIUL.HHZ. 2022-11-21T08:14:55.94 3.0 undecidable manual P -0.11 0
IT.MTCL.HGE. 2022-11-21T08:14:54.51 0.1 undecidable manual S 102 11.9769 129 0.07 99
IV.ATCC.EHZ. 2022-11-21T08:14:54.53 0.1 undecidable manual P 317 25.4523 111 -0.02 97
IV.FDMO.HHZ. 2022-11-21T08:14:53.33 0.1 undecidable manual P 83 18.9699 117 -0.02 98
IV.FEMA.HNE. 2022-11-21T08:14:53.23 0.1 undecidable manual P 111 16.9719 120 0.23 95
IV.ASSB.HHZ. 2022-11-21T08:14:52.95 0.3 undecidable manual P 280 16.1727 121 0.09 73
IT.MTCL.HGE. 2022-11-21T08:14:52.30 0.1 undecidable manual P 102 11.9769 129 0.12 98
IV.CESI.HHZ. 2022-11-21T08:14:52.47 0.1 undecidable manual S 109 4.2957 156 -0.28 96
IV.CESI.HHZ. 2022-11-21T08:14:51.27 0.1 undecidable manual P 109 4.2957 156 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.2 0.00028100000000000005 0.06 AML other m 2022-11-21T08:14:53.11
IV.CESI.HHN. ML:1.1 0.00023400000000000002 0.84 AML other m 2022-11-21T08:14:53.75
IV.ASSB.HHN. ML:1.2 0.00015099999999999998 0.32 AML other m 2022-11-21T08:14:55.79
IV.ASSB.HHE. ML:1.1 0.00011599999999999999 0.38 AML other m 2022-11-21T08:14:55.98
IV.FDMO.HHN. ML:0.9 0.00006455 1.04 AML other m 2022-11-21T08:14:56.46
IV.FDMO.HHE. ML:0.8 0.000056 0.78 AML other m 2022-11-21T08:14:56.54
IV.NRCA.HHN. ML:1.1 0.00006379999999999999 0.16 AML other m 2022-11-21T08:14:59.73
IV.NRCA.HHE. ML:1.0 0.0000485 1.22 AML other m 2022-11-21T08:15:01.69
IV.CESI.HNE. ML:1.2 0.0002475413 0.064 AML other m 2022-11-21T08:14:53.14
IV.CESI.HNN. ML:1.0 0.0001901983965 0.0576 AML other m 2022-11-21T08:14:52.75
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