Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 02-09-2022 and time 00:39:47 (Italy) in region 5 km W Monte Cavallo (MC)

A magnitude ML 0.9 earthquake occured in region: 5 km W Monte Cavallo (MC), on

  • 01-09-2022 22:39:47 (UTC)
  • 02-09-2022 00:39:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9780, 12.9390 at 12 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
Monte Cavallo MC 5 145 145
Sellano PG 10 1079 1224
Serravalle di Chienti MC 11 1070 2294
Pieve Torina MC 12 1458 3752
Visso MC 13 1107 4859
Preci PG 14 724 5583
Fiordimonte MC 14 202 5785
Muccia MC 15 915 6700
Pievebovigliana MC 15 866 7566
Ussita MC 17 444 8010
Valtopina PG 18 1398 9408
Cerreto di Spoleto PG 18 1075 10483
Fiastra MC 19 559 11042
Sefro MC 19 422 11464
Trevi PG 19 8469 19933
Nocera Umbra PG 19 5839 25772
Foligno PG 19 57155 82927
Castelsantangelo sul Nera MC 20 281 83208

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km E of Foligno (57155 inhabitants)
47 Km E of Perugia (166134 inhabitants)
52 Km NE of Terni (111501 inhabitants)
72 Km NW of Teramo (54892 inhabitants)
79 Km NW of L'Aquila (69753 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
92 Km NE of Viterbo (67173 inhabitants)
97 Km S of Fano (60888 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 0.9 2022-09-01
22:39:47		 42.9778 12.9393 12 2022-09-01
22:43:28		 Sala Sismica INGV-Roma 109229621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-01 22:39:47 ± 0.06
Latitude 42.9778 ± 0.0036
Longitude 12.9393 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 109229621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 490
Semi-minor axis of confidence ellipse (meter) 148
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 210
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 150
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.03687
Epicentral distance of station farthest from the epicenter (degree) 0.29408
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 109229621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-01 22:43:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2022-09-01T22:39:58.70 0.6 undecidable manual S 105 32.6451 92 -0.06 48
IV.CSP1.EHZ. 2022-09-01T22:39:56.78 0.6 undecidable manual S 59 24.9528 93 0.07 49
IV.MC2.EHZ. 2022-09-01T22:39:56.08 0.6 undecidable manual S 110 21.5673 94 0.27 47
IV.ASSB.HHZ. 2022-09-01T22:39:56.30 0.6 undecidable manual S 288 23.8539 93 -0.12 49
IV.NRCA.HHZ. 2022-09-01T22:39:55.58 0.6 undecidable manual S 138 21.3675 94 -0.18 48
IV.MML1.EHZ. 2022-09-01T22:39:54.06 0.6 undecidable manual S 10 15.2736 102 -0.08 49
IV.FDMO.HHZ. 2022-09-01T22:39:53.52 0.6 undecidable manual S 61 13.6752 108 -0.19 48
IV.MMO1.EHZ. 2022-09-01T22:39:53.86 0.1 undecidable manual P 105 32.6451 92 -0.18 94
IV.NRCA.HHZ. 2022-09-01T22:39:52.29 0.3 undecidable manual P 138 21.3675 94 -0.02 75
IV.MC2.EHZ. 2022-09-01T22:39:52.50 0.1 undecidable manual P 110 21.5673 94 0.17 96
IV.ASSB.HHZ. 2022-09-01T22:39:52.66 0.6 negative manual P 288 23.8539 93 -0.03 50
IV.CSP1.EHZ. 2022-09-01T22:39:52.79 0.6 positive manual P 59 24.9528 93 -0.06 49
IV.CESI.HHZ. 2022-09-01T22:39:51.98 0.6 undecidable manual S 317 4.0959 155 0.16 50
IV.MML1.EHZ. 2022-09-01T22:39:51.43 0.1 undecidable manual P 10 15.2736 102 0.06 100
IV.FDMO.HHZ. 2022-09-01T22:39:51.12 0.3 positive manual P 61 13.6752 108 -0.01 75
IV.CESI.HHZ. 2022-09-01T22:39:50.21 1.0 undecidable manual P 317 4.0959 155 0.18 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:0.7 0.00007175 1.28 AML other m 2022-09-01T22:39:52.09
IV.CESI.HHN. ML:0.9 0.0001095 0.28 AML other m 2022-09-01T22:39:52.24
IV.FDMO.HHN. ML:1.1 0.0001205 0.2 AML other m 2022-09-01T22:39:53.72
IV.FDMO.HHE. ML:1.1 0.00011269999999999999 0.2 AML other m 2022-09-01T22:39:53.64
IV.NRCA.HHN. ML:1.0 0.0000649 0.12 AML other m 2022-09-01T22:39:55.79
IV.NRCA.HHE. ML:0.8 0.00004745 0.72 AML other m 2022-09-01T22:39:56.40
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