Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 07-08-2022 and time 21:30:44 (Italy) in region 10 km W Umbertide (PG)

A magnitude ML 1.0 earthquake occured in region: 10 km W Umbertide (PG), on

  • 07-08-2022 19:30:44 (UTC)
  • 07-08-2022 21:30:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3280, 12.2080 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
Umbertide PG 10 16681 16681
Lisciano Niccone PG 10 613 17294
Montone PG 11 1680 18974
Monte Santa Maria Tiberina PG 13 1183 20157
Città di Castello PG 15 39913 60070
Passignano sul Trasimeno PG 17 5746 65816
Tuoro sul Trasimeno PG 17 3780 69596
Cortona AR 19 22450 92046
Monterchi AR 19 1757 93803

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of Perugia (166134 inhabitants)
31 Km SE of Arezzo (99543 inhabitants)
58 Km NW of Foligno (57155 inhabitants)
71 Km E of Siena (53903 inhabitants)
86 Km SW of Pesaro (94582 inhabitants)
87 Km SW of Rimini (147750 inhabitants)
87 Km SW of Fano (60888 inhabitants)
90 Km S of Cesena (96758 inhabitants)
91 Km SE of Firenze (382808 inhabitants)
92 Km NW of Terni (111501 inhabitants)
96 Km SE of Scandicci (50609 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 1.0 2022-08-07
19:30:44		 43.3277 12.208 11 2022-08-07
19:41:32		 Sala Sismica INGV-Roma 108253531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-07 19:30:44 ± 0.06
Latitude 43.3277 ± 0.0036
Longitude 12.2080 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 108253531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 404
Semi-minor axis of confidence ellipse (meter) 235
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 174
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 140
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 23
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32106
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 108253531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-08-07 19:41:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2022-08-07T19:30:59.64 3.0 undecidable manual S -0.22 0
IV.PARC.HHZ. 2022-08-07T19:30:51.07 0.6 negative manual P 4 35.6421 50 0.05 48
IV.CAFI.HHZ. 2022-08-07T19:30:51.54 0.6 undecidable manual S 271 19.4694 118 -0.18 48
IV.ATCC.EHZ. 2022-08-07T19:30:51.02 3.0 undecidable manual P -0.54 0
IV.ATPI.EHZ. 2022-08-07T19:30:51.81 0.6 undecidable manual S 49 20.7681 117 -0.3 47
IV.PIEI.HHZ. 2022-08-07T19:30:50.97 0.6 negative manual P 49 35.0427 50 0.05 48
IV.TB02.DHZ.01 2022-08-07T19:30:50.93 0.6 undecidable manual S 74 16.872 122 -0.02 50
IV.ATLO.EHZ. 2022-08-07T19:30:50.50 0.6 undecidable manual S 95 16.1727 123 -0.22 48
IV.ATVO.HHZ. 2022-08-07T19:30:50.98 0.3 undecidable manual S 69 17.0718 122 -0.03 75
IT.UMBT.HGZ. 2022-08-07T19:30:49.58 0.6 undecidable manual S 103 11.2776 133 0.2 49
IV.MURB.HHZ. 2022-08-07T19:30:49.66 0.1 undecidable manual P 106 26.5512 50 0.04 97
IV.TSM2.DHZ.01 2022-08-07T19:30:49.04 0.6 undecidable manual P 71 23.9538 50 -0.18 48
IV.ATMI.HHZ. 2022-08-07T19:30:48.40 0.6 undecidable manual S 82 4.8951 155 0.34 48
IV.ATPI.EHZ. 2022-08-07T19:30:48.58 1.0 positive manual P 49 20.7681 117 -0.12 24
IV.TB02.DHZ.01 2022-08-07T19:30:48.08 0.3 undecidable manual P 74 16.872 122 0.05 74
IV.ATVA.EHZ. 2022-08-07T19:30:48.42 0.3 undecidable manual S 131 8.2806 142 -0.26 72
IV.ATVO.HHZ. 2022-08-07T19:30:48.12 0.1 positive manual P 69 17.0718 122 0.06 99
IV.TB01.DHZ.01 2022-08-07T19:30:48.39 0.3 undecidable manual P 72 19.2696 119 -0.05 74
IV.CAFI.HHZ. 2022-08-07T19:30:48.46 1.0 undecidable manual P 271 19.4694 118 -0.01 25
IV.ATMC.EHZ. 2022-08-07T19:30:47.51 0.6 undecidable manual P 355 13.2756 128 0.08 49
IV.ATLO.EHZ. 2022-08-07T19:30:47.94 0.3 undecidable manual P 95 16.1727 123 0.05 74
IT.UMBT.HGZ. 2022-08-07T19:30:47.16 1.0 undecidable manual P 103 11.2776 133 0.04 25
IV.TSM3.DHZ.01 2022-08-07T19:30:47.52 0.3 undecidable manual P 63 13.3755 128 0.08 74
IV.ATMI.HHZ. 2022-08-07T19:30:46.57 1.0 undecidable manual P 82 4.8951 155 0.21 24
IV.ATVA.EHZ. 2022-08-07T19:30:46.79 0.1 undecidable manual P 131 8.2806 142 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATMI.HHE. ML:1.2 0.0002705 0.1 AML other m 2022-08-07T19:30:48.72
IV.ATMI.HHN. ML:1.1 0.0001985913 0.1792 AML other m 2022-08-07T19:30:49.48
IV.ATVO.HHE. ML:0.6 0.000030401765000000002 0.1024 AML other m 2022-08-07T19:30:51.54
IV.ATVO.HHN. ML:0.6 0.00003388309000000001 0.1792 AML other m 2022-08-07T19:30:51.74
IV.CAFI.HHE. ML:1.2 0.000108 0.12 AML other m 2022-08-07T19:30:51.62
IV.CAFI.HHN. ML:0.8 0.00004875 0.96 AML other m 2022-08-07T19:30:52.64
IV.MURB.HHN. ML:1.3 0.00009834999999999999 0.2 AML other m 2022-08-07T19:30:55.28
IV.MURB.HHE. ML:1.2 0.0000799 0.2 AML other m 2022-08-07T19:30:55.51
IV.PIEI.HHN. ML:0.1 0.0000049923855 0.256 AML other m 2022-08-07T19:30:59.57
IV.PIEI.HHE. ML:0.4 0.0000123 1.1 AML other m 2022-08-07T19:30:58.60
IV.ATVO.HNE. ML:1.1 0.00011584912 0.8064 AML other m 2022-08-07T19:30:50.89
IV.ATVO.HNN. ML:0.6 0.000034849977499999995 0.8192 AML other m 2022-08-07T19:30:51.39
IV.CAFI.HNE. ML:1.1 0.00009584544 0.1152 AML other m 2022-08-07T19:30:51.56
IV.CAFI.HNN. ML:0.8 0.000046365185 0.2944 AML other m 2022-08-07T19:30:51.49
IV.MURB.HNE. ML:1.2 0.00009725788 0.576 AML other m 2022-08-07T19:31:01.32
IV.MURB.HNN. ML:1.2 0.00009076741999999998 0.2048 AML other m 2022-08-07T19:30:55.28
IV.PIEI.HNE. ML:1.3 0.00008190588999999999 0.64 AML other m 2022-08-07T19:31:08.46
IV.PIEI.HNN. ML:1.4 0.00009442089500000001 0.7552 AML other m 2022-08-07T19:31:08.47
IV.ATCC.HNE. ML:1.4 0.000087937395 0.6144 AML other m 2022-08-07T19:30:52.56
IV.ATCC.HNN. ML:1.7 0.00017345395 0.9216 AML other m 2022-08-07T19:30:56.16
IV.ATCC.EHE. ML:0.7 0.000020704625 0.3072 AML other m 2022-08-07T19:30:58.12
IV.ATCC.EHN. ML:0.4 0.000012273548 0.576 AML other m 2022-08-07T19:30:53.20
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