Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 02-02-2022 and time 03:34:04 (Italy) in region 2 km SW Nocera Umbra (PG)

A magnitude ML 1.3 earthquake occured in region: 2 km SW Nocera Umbra (PG), on

  • 02-02-2022 02:34:04 (UTC)
  • 02-02-2022 03:34:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1010, 12.7700 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
Nocera Umbra PG 2 5839 5839
Valtopina PG 5 1398 7237
Assisi PG 13 28299 35536
Spello PG 14 8645 44181
Gualdo Tadino PG 15 15208 59389
Valfabbrica PG 15 3389 62778
Serravalle di Chienti MC 15 1070 63848
Sefro MC 16 422 64270
Fiuminata MC 17 1402 65672
Foligno PG 17 57155 122827
Bastia Umbra PG 18 21874 144701
Cannara PG 19 4305 149006
Pioraco MC 20 1134 150140

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NE of Foligno (57155 inhabitants)
31 Km E of Perugia (166134 inhabitants)
61 Km N of Terni (111501 inhabitants)
83 Km E of Arezzo (99543 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
85 Km S of Fano (60888 inhabitants)
91 Km NW of Teramo (54892 inhabitants)
91 Km S of Pesaro (94582 inhabitants)
93 Km NE of Viterbo (67173 inhabitants)
98 Km NW of L'Aquila (69753 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 1.3 2022-02-02
02:34:04		 43.1007 12.77 10 2022-02-02
02:51:24		 Sala Sismica INGV-Roma 100512451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-02 02:34:04 ± 0.03
Latitude 43.1007 ± 0.0018
Longitude 12.7700 ± 0.0025
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 100512451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 217
Semi-minor axis of confidence ellipse (meter) 36
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 229
Circular confidence region, given by single value of horizontal uncertainty (meter) 220.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 40
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.09982
Epicentral distance of station farthest from the epicenter (degree) 0.46675
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 100512451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-02 02:51:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2022-02-02T02:34:21.66 0.3 undecidable manual S 339 51.8037 50 0.28 67
IV.MMO1.EHZ. 2022-02-02T02:34:21.20 0.3 undecidable manual S 116 50.4162 50 0.21 69
IV.ATVO.HHZ. 2022-02-02T02:34:19.06 0.3 undecidable manual S 317 42.8238 50 0.08 71
IV.FRON.EHZ. 2022-02-02T02:34:19.78 0.3 undecidable manual S 356 46.4202 50 -0.15 70
IV.GAVE.EHZ. 2022-02-02T02:34:19.74 0.3 undecidable manual S 167 46.4202 50 -0.19 69
IV.NRCA.HHZ. 2022-02-02T02:34:18.30 0.3 undecidable manual S 137 40.7259 50 -0.11 71
IV.MC2.EHZ. 2022-02-02T02:34:18.41 0.3 undecidable manual S 122 39.9267 50 0.21 70
IV.SSFR.HHZ. 2022-02-02T02:34:17.48 0.3 undecidable manual S 2 37.2294 50 0 73
IV.EL6.EHZ. 2022-02-02T02:34:17.66 0.3 undecidable manual S 46 36.9297 50 0.27 69
IV.ATSC.EHE. 2022-02-02T02:34:17.07 0.3 undecidable manual S 349 36.5412 50 -0.21 70
IV.CSP1.EHZ. 2022-02-02T02:34:17.03 0.3 undecidable manual S 91 35.2425 50 0.09 72
IV.MMO1.EHZ. 2022-02-02T02:34:14.21 0.1 undecidable manual P 116 50.4162 50 0.03 95
IV.FDMO.HHZ. 2022-02-02T02:34:14.42 0.3 undecidable manual S 105 26.6511 50 -0.24 71
IV.PIEI.HHZ. 2022-02-02T02:34:14.42 0.1 undecidable manual P 339 51.8037 50 0.01 95
IV.MURB.HHZ. 2022-02-02T02:34:14.84 0.3 undecidable manual S 312 26.8509 50 0.15 72
IV.GAVE.EHZ. 2022-02-02T02:34:13.50 0.1 undecidable manual P 167 46.4202 50 -0.07 95
IV.SNTG.HHZ. 2022-02-02T02:34:13.09 0.3 undecidable manual S 39 21.9669 115 -0.19 72
IT.MTCL.HGN. 2022-02-02T02:34:13.25 0.3 undecidable manual S 122 22.0668 115 -0.05 75
IV.FRON.EHZ. 2022-02-02T02:34:13.51 0.1 undecidable manual P 356 46.4202 50 -0.06 95
IV.NRCA.HHZ. 2022-02-02T02:34:12.51 0.1 undecidable manual P 137 40.7259 50 -0.18 94
IV.MC2.EHZ. 2022-02-02T02:34:12.71 0.1 undecidable manual P 122 39.9267 50 0.14 94
IV.ATVO.HHZ. 2022-02-02T02:34:12.96 0.1 undecidable manual P 317 42.8238 50 -0.06 96
IV.EL6.EHZ. 2022-02-02T02:34:12.20 0.1 positive manual P 46 36.9297 50 0.1 96
IV.FOSV.EHZ. 2022-02-02T02:34:12.85 0.3 undecidable manual S 358 21.5673 115 -0.29 71
IV.ATSC.EHE. 2022-02-02T02:34:11.97 0.1 undecidable manual P 349 36.5412 50 -0.07 96
IV.ATCC.EHZ. 2022-02-02T02:34:11.06 0.3 undecidable manual S 312 14.0748 126 0.16 74
IV.CSP1.EHZ. 2022-02-02T02:34:11.91 0.1 undecidable manual P 91 35.2425 50 0.07 97
IV.CESI.HHZ. 2022-02-02T02:34:11.20 0.3 undecidable manual S 134 15.2736 124 -0.03 76
IV.SSFR.HHZ. 2022-02-02T02:34:11.98 0.1 undecidable manual P 2 37.2294 50 -0.17 94
IV.MML1.EHZ. 2022-02-02T02:34:11.67 0.3 undecidable manual S 85 16.3725 122 0.1 74
IV.MURB.HHZ. 2022-02-02T02:34:10.51 0.1 undecidable manual P 312 26.8509 50 -0.04 99
IV.FDMO.HHZ. 2022-02-02T02:34:10.43 0.1 undecidable manual P 105 26.6511 50 -0.1 98
IV.FOSV.EHZ. 2022-02-02T02:34:09.63 0.1 undecidable manual P 358 21.5673 115 -0.02 100
IV.SNTG.HHZ. 2022-02-02T02:34:09.69 0.1 undecidable manual P 39 21.9669 115 -0.04 100
IT.MTCL.HGN. 2022-02-02T02:34:09.64 0.1 undecidable manual P 122 22.0668 115 -0.1 98
IV.ASSB.HHZ. 2022-02-02T02:34:09.93 0.3 undecidable manual S 235 11.0778 132 -0.16 74
IV.MML1.EHZ. 2022-02-02T02:34:08.93 0.1 undecidable manual P 85 16.3725 122 0.19 97
IV.ASSB.HHZ. 2022-02-02T02:34:08.01 0.1 undecidable manual P 235 11.0778 132 0.12 100
IV.ATCC.EHZ. 2022-02-02T02:34:08.57 0.1 negative manual P 312 14.0748 126 0.21 97
IV.CESI.HHZ. 2022-02-02T02:34:08.64 0.1 negative manual P 134 15.2736 124 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:1.4 0.000336 0.08 AML other m 2022-02-02T02:34:10.16
IV.ASSB.HHN. ML:1.7 0.000628 0.3 AML other m 2022-02-02T02:34:10.17
IV.ATCC.HNE. ML:1.7 0.0004884999999999999 0.18 AML other m 2022-02-02T02:34:11.42
IV.ATCC.EHE. ML:1.7 0.0005075 0.2 AML other m 2022-02-02T02:34:11.32
IV.ATCC.EHN. ML:1.6 0.00036899999999999997 0.34 AML other m 2022-02-02T02:34:11.52
IV.ATCC.HNN. ML:1.5 0.0003265 0.32 AML other m 2022-02-02T02:34:11.36
IV.CESI.HHN. ML:1.1 0.0001225 0.06 AML other m 2022-02-02T02:34:11.63
IV.CESI.HHE. ML:1.0 0.00009870000000000001 0.4 AML other m 2022-02-02T02:34:11.95
IV.MML1.EHN. ML:1.1 0.0001088 0.34 AML other m 2022-02-02T02:34:11.82
IV.MML1.EHE. ML:1.0 0.0000911 1.76 AML other m 2022-02-02T02:34:12.99
IV.SNTG.HHE. ML:0.8 0.000044949999999999995 0.42 AML other m 2022-02-02T02:34:13.73
IV.SNTG.HHN. ML:0.8 0.0000431 0.62 AML other m 2022-02-02T02:34:14.07
IV.SSFR.HHE. ML:1.2 0.00005875 0.2 AML other m 2022-02-02T02:34:18.44
IV.SSFR.HHN. ML:1.2 0.00005715 1.1 AML other m 2022-02-02T02:34:18.34
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