Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 10-03-2023 and time 06:59:44 (UTC) in region 8 km SE Umbertide (PG)

A magnitude ML 1.4 earthquake occured in region: 8 km SE Umbertide (PG), on

  • 10-03-2023 06:59:44 (UTC)
  • 10-03-2023 07:59:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2610, 12.3970 at 8 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
Umbertide PG 8 16681 16681
Montone PG 13 1680 18361
Corciano PG 17 21332 39693
Perugia PG 17 166134 205827
Gubbio PG 18 32216 238043

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km N of Perugia (166134 inhabitants)
42 Km NW of Foligno (57155 inhabitants)
47 Km E of Arezzo (99543 inhabitants)
80 Km N of Terni (111501 inhabitants)
82 Km SW of Fano (60888 inhabitants)
83 Km SW of Pesaro (94582 inhabitants)
86 Km E of Siena (53903 inhabitants)
90 Km S of Rimini (147750 inhabitants)
97 Km N of Viterbo (67173 inhabitants)
98 Km S of Cesena (96758 inhabitants)
99 Km W of Ancona (100861 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 1.4 2023-03-10
06:59:44		 43.2612 12.3967 8 2024-03-01
17:18:04		 Bollettino Sismico Italiano INGV 116540731
Reviewed
Rev100 		ML 1.4 2023-03-10
06:59:44		 43.2668 12.399 9 2023-03-10
07:14:30		 Sala Sismica INGV-Roma 115189471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-10 06:59:44 ± 0.05
Latitude 43.2612 ± 0.0027
Longitude 12.3967 ± 0.0025
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116540731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 205
Semi-minor axis of confidence ellipse (meter) 185
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 234
Circular confidence region, given by single value of horizontal uncertainty (meter) 210.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 57
Number of defining phases 45
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) 0.48204
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 27
Type of magnitude ML
Reference to an origin 116540731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-02-12 16:58:10

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 26
Type of magnitude ML
Reference to an origin 115189471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-10 07:14:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIPA.HHZ. 2023-03-10T07:01:30.90 3.0 undecidable manual Sn -1.13 0
IV.MCEL.HHZ. 2023-03-10T07:01:07.67 3.0 undecidable manual Sn 3.48 0
IV.SGO.HHZ. 2023-03-10T07:01:06.58 3.0 undecidable manual Sg 12.78 0
IV.MSRU.HHZ. 2023-03-10T07:00:57.17 3.0 positive manual Pg 9.54 0
IV.GRI.EHZ. 2023-03-10T07:00:53.99 3.0 positive manual Pg 8.43 0
MN.VSL.HHZ. 2023-03-10T07:00:53.41 3.0 negative manual Pg 16.540001 0
GU.MGRO.HHZ. 2023-03-10T07:00:37.03 3.0 negative manual Pn 5.26 0
IV.BDI.HHZ. 2023-03-10T07:00:32.87 3.0 undecidable manual Sn 1.14 0
IV.MCRV.HHZ. 2023-03-10T07:00:22.44 3.0 undecidable manual Pg 6.35 0
IV.CMPR.HHZ. 2023-03-10T07:00:21.54 3.0 undecidable manual Pn -0.46 0
IV.RIBO.EHZ.01 2023-03-10T07:00:14.12 3.0 undecidable manual Sn 0.3 0
IV.CAFI.HHZ. 2023-03-10T06:59:56.58 0.6 undecidable manual S 282 35.5422 50 -0.24 46
IV.PIEI.HHZ. 2023-03-10T06:59:55.62 0.6 undecidable manual S 20 32.4453 104 -0.23 46
IV.BADI.EHZ. 2023-03-10T06:59:55.43 0.6 undecidable manual S 336 30.1476 105 0.34 45
IV.ASSB.HHZ. 2023-03-10T06:59:55.58 0.6 undecidable manual S 139 32.2455 104 -0.2 47
IV.ATBU.HNZ. 2023-03-10T06:59:54.11 0.6 undecidable manual S 27 26.751 107 0.16 47
IV.CRE.HHZ. 2023-03-10T06:59:54.27 0.3 undecidable manual P 318 53.502 50 0.01 70
IV.FOSV.HNZ. 2023-03-10T06:59:54.86 0.6 undecidable manual S 83 29.6481 106 -0.07 48
IV.ATSC.EHE. 2023-03-10T06:59:54.71 0.6 undecidable manual S 52 29.5482 106 -0.17 47
IV.MGAB.HHZ. 2023-03-10T06:59:53.01 0.3 undecidable manual P 211 45.0216 50 0.05 70
IV.ATPC.HHZ. 2023-03-10T06:59:53.44 0.3 undecidable manual S 11 24.8529 108 0.12 72
IV.CESI.HHZ. 2023-03-10T06:59:53.55 0.3 undecidable manual P 124 50.0166 50 -0.17 68
IV.ATCC.EHZ. 2023-03-10T06:59:52.70 0.6 undecidable manual S 113 21.3675 111 0.5 44
IV.ATPI.EHZ. 2023-03-10T06:59:52.33 0.3 undecidable manual S 1 21.0678 111 0.26 70
IV.CAFI.HHZ. 2023-03-10T06:59:51.65 0.3 undecidable manual P 282 35.5422 50 0.15 70
IV.PTQR.HHZ. 2023-03-10T06:59:51.09 3.0 undecidable manual P -0.5 0
IV.ATFO.HHZ. 2023-03-10T06:59:51.55 0.6 undecidable manual S 50 18.3705 114 0.34 46
IV.BADI.EHZ. 2023-03-10T06:59:50.38 0.3 undecidable manual P 336 30.1476 105 -0.12 71
IV.TB03.DH2.25 2023-03-10T06:59:50.16 0.3 undecidable manual S 4 15.5733 118 -0.2 72
IV.ASSB.HHZ. 2023-03-10T06:59:50.81 0.3 undecidable manual P 139 32.2455 104 -0.09 71
IV.ATSC.EHE. 2023-03-10T06:59:50.21 0.1 undecidable manual P 52 29.5482 106 -0.17 94
IV.TSM2.DHE.01 2023-03-10T06:59:50.69 0.6 undecidable manual S 27 16.7721 116 -0.03 49
IV.FOSV.HNZ. 2023-03-10T06:59:50.13 0.3 undecidable manual P 83 29.6481 106 -0.28 69
IV.PIEI.HHZ. 2023-03-10T06:59:50.75 0.3 undecidable manual P 20 32.4453 104 -0.19 70
IV.ATPC.HHZ. 2023-03-10T06:59:49.51 0.1 undecidable manual P 11 24.8529 108 0.03 98
IV.TB01.DHN.01 2023-03-10T06:59:49.78 0.3 undecidable manual S 13 13.6752 121 -0.01 75
IV.ATMI.HHZ. 2023-03-10T06:59:49.79 0.3 undecidable manual S 308 13.1757 122 0.16 73
IV.ATBU.HNZ. 2023-03-10T06:59:49.88 0.1 undecidable manual P 27 26.751 107 0.03 97
IV.ATVO.HHZ. 2023-03-10T06:59:49.55 0.6 undecidable manual S 3 13.4754 121 -0.16 48
IV.TB02.DHZ.01 2023-03-10T06:59:49.39 0.6 undecidable manual S 5 12.1767 124 0.05 50
IV.ATPI.EHZ. 2023-03-10T06:59:48.77 0.1 undecidable manual P 1 21.0678 111 0.01 99
IV.ATCC.EHZ. 2023-03-10T06:59:48.97 0.1 undecidable manual P 113 21.3675 111 0.14 96
IV.MURB.HNZ. 2023-03-10T06:59:48.95 0.3 undecidable manual S 89 10.3785 129 0.12 74
IV.ATFO.HHZ. 2023-03-10T06:59:48.32 0.3 undecidable manual P 50 18.3705 114 0.06 74
IV.ATVA.EHE. 2023-03-10T06:59:48.14 0.3 undecidable manual S 282 9.1797 132 -0.38 70
IT.UMBT.HGN. 2023-03-10T06:59:48.11 0.6 undecidable manual S 318 6.3936 142 0.25 48
IV.TB02.DHZ.01 2023-03-10T06:59:47.24 0.1 undecidable manual P 5 12.1767 124 0.06 99
IV.ATLO.HNE. 2023-03-10T06:59:47.26 0.3 undecidable manual S 8 6.0939 144 -0.52 68
IV.MURB.HNZ. 2023-03-10T06:59:47.04 0.1 undecidable manual P 89 10.3785 129 0.15 98
IV.TB01.DHN.01 2023-03-10T06:59:47.47 0.1 undecidable manual P 13 13.6752 121 0.03 99
IV.TSM2.DHE.01 2023-03-10T06:59:47.97 0.1 undecidable manual P 27 16.7721 116 -0.01 99
IV.ATVO.HHZ. 2023-03-10T06:59:47.45 0.1 positive manual P 3 13.4754 121 0.05 99
IV.ATMI.HHZ. 2023-03-10T06:59:47.72 0.3 undecidable manual P 308 13.1757 122 0.37 70
IV.TB03.DH2.25 2023-03-10T06:59:47.75 0.1 undecidable manual P 4 15.5733 118 -0.02 99
IT.UMBT.HGN. 2023-03-10T06:59:46.11 0.3 undecidable manual P 318 6.3936 142 -0.22 73
IV.ATVA.EHE. 2023-03-10T06:59:46.93 0.3 undecidable manual P 282 9.1797 132 0.22 72
IV.ATLO.HNE. 2023-03-10T06:59:46.22 0.1 undecidable manual P 8 6.0939 144 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MURB.HNN. ML:2.0 0.0013291863500000001 0.24 AML other m 2023-03-10T06:59:49.32
IV.MURB.HNE. ML:2.0 0.0012990360000000002 0.192 AML other m 2023-03-10T06:59:49.27
IV.MURB.HHN. ML:2.0 0.001385 0.84 AML other m 2023-03-10T06:59:49.30
IV.ATVO.HNE. ML:1.2 0.00019145445 0.1984 AML other m 2023-03-10T06:59:49.86
IV.ATVO.HHN. ML:1.3 0.00021699999999999996 0.68 AML other m 2023-03-10T06:59:49.94
IV.ATVO.HHE. ML:1.3 0.0002055 0.42 AML other m 2023-03-10T06:59:49.96
IV.MURB.HHE. ML:2.0 0.00135 1.02 AML other m 2023-03-10T06:59:50.30
IV.ATMI.HHN. ML:1.2 0.0001825 0.2 AML other m 2023-03-10T06:59:50.51
IV.ATMI.HHE. ML:1.4 0.000287 0.36 AML other m 2023-03-10T06:59:50.58
IV.ATVO.HNN. ML:1.2 0.000160177665 1.7696 AML other m 2023-03-10T06:59:50.10
IV.ATFO.HNN. ML:1.2 0.00014872527499999998 0.3904 AML other m 2023-03-10T06:59:52.05
IV.ATFO.HHN. ML:1.3 0.0001555 1.5 AML other m 2023-03-10T06:59:52.80
IV.ATPI.HNE. ML:1.6 0.000309 0.32 AML other m 2023-03-10T06:59:52.49
IV.ATPI.EHE. ML:1.7 0.00034050000000000004 0.34 AML other m 2023-03-10T06:59:52.66
IV.ATFO.HNE. ML:1.2 0.00014846492 0.16 AML other m 2023-03-10T06:59:52.51
IV.ATFO.HHE. ML:1.3 0.000178 0.18 AML other m 2023-03-10T06:59:52.51
IV.ATPI.EHN. ML:1.4 0.0001675 0.14 AML other m 2023-03-10T06:59:52.85
IV.ATCC.HNN. ML:1.5 0.00023895185000000002 0.2688 AML other m 2023-03-10T06:59:52.82
IV.ATCC.HNE. ML:1.5 0.00022147994999999998 0.112 AML other m 2023-03-10T06:59:52.80
IV.ATCC.EHE. ML:1.5 0.000241 0.28 AML other m 2023-03-10T06:59:52.81
IV.ATCC.EHN. ML:1.5 0.000237 1.22 AML other m 2023-03-10T06:59:53.34
IV.ATPI.HNN. ML:1.4 0.000199 1.12 AML other m 2023-03-10T06:59:54.11
IV.ASSB.HHN. ML:1.2 0.00006405 0.2 AML other m 2023-03-10T06:59:56.20
IV.PIEI.HHE. ML:1.4 0.00011649999999999999 0.74 AML other m 2023-03-10T06:59:56.25
IV.PIEI.HHN. ML:1.2 0.0000708 1.24 AML other m 2023-03-10T06:59:57.10
IV.ASSB.HHE. ML:1.1 0.000058099999999999996 1.5 AML other m 2023-03-10T06:59:57.93
IV.RIBO.EHN.01 ML:2.7 0.0004305 0.72 AML other m 2023-03-10T07:00:20.86
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