Earthquake with magnitude of ML 1.0 on date 17-03-2023 and time 16:37:12 (UTC) in region 6 km E Umbertide (PG)

A magnitude ML 1.0 earthquake occured in region: 6 km E Umbertide (PG), on

  • 17-03-2023 16:37:12 (UTC)
  • 17-03-2023 17:37:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2900, 12.3970 at 6 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.

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 6 16681 16681
Montone PG 10 1680 18361
Gubbio PG 16 32216 50577
Pietralunga PG 17 2111 52688
Corciano PG 20 21332 74020

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km N of Perugia (166134 inhabitants)
45 Km NW of Foligno (57155 inhabitants)
46 Km E of Arezzo (99543 inhabitants)
80 Km SW of Fano (60888 inhabitants)
81 Km SW of Pesaro (94582 inhabitants)
84 Km N of Terni (111501 inhabitants)
86 Km E of Siena (53903 inhabitants)
87 Km S of Rimini (147750 inhabitants)
95 Km S of Cesena (96758 inhabitants)
98 Km W of Ancona (100861 inhabitants)
100 Km N of Viterbo (67173 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 2023-03-17
16:37:12
43.2905 12.397 6 2023-03-17
16:54:25
Sala Sismica INGV-Roma 115478271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-17 16:37:12 ± 0.12
Latitude 43.2905 ± 0.0036
Longitude 12.3970 ± 0.0049
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 115478271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 379
Semi-minor axis of confidence ellipse (meter) 127
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 46
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 141
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.02608
Epicentral distance of station farthest from the epicenter (degree) 0.26440
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 115478271
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-17 16:54:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2023-03-17T16:37:22.84 0.6 undecidable manual S 22 29.3484 102 0.16 47
IV.ATBU.EHE. 2023-03-17T16:37:21.11 0.6 undecidable manual S 31 23.8539 104 0.28 46
IV.ATPC.HNE. 2023-03-17T16:37:20.44 0.6 undecidable manual S 13 21.6672 106 0.37 46
IV.ATCC.EHE. 2023-03-17T16:37:20.90 0.6 undecidable manual S 121 22.8549 105 0.42 45
IV.PIEI.HHZ. 2023-03-17T16:37:18.01 0.6 undecidable manual P 22 29.3484 102 -0.27 46
IV.ATFO.HHE. 2023-03-17T16:37:18.59 0.6 undecidable manual S 59 16.3725 110 0.24 47
IV.ATPI.EHZ. 2023-03-17T16:37:18.75 0.6 undecidable manual S 1 17.7711 109 -0.04 49
IV.TB03.DH1. 2023-03-17T16:37:17.45 0.6 undecidable manual S 5 12.3765 116 0.4 46
IV.ATBU.EHE. 2023-03-17T16:37:17.01 0.1 undecidable manual P 31 23.8539 104 -0.2 94
IV.ATMI.HHZ. 2023-03-17T16:37:17.31 0.6 undecidable manual S 295 11.4774 118 0.53 45
IV.TSM2.DHZ. 2023-03-17T16:37:17.68 0.6 undecidable manual S 33 13.875 114 0.13 48
IV.ATFO.HHE. 2023-03-17T16:37:16.03 0.1 undecidable manual P 59 16.3725 110 0.25 94
IV.ATPC.HNE. 2023-03-17T16:37:16.63 0.1 undecidable manual P 13 21.6672 106 -0.15 95
IV.ATCC.EHE. 2023-03-17T16:37:16.75 0.1 undecidable manual P 121 22.8549 105 -0.26 93
IV.ATVO.HHZ. 2023-03-17T16:37:16.39 0.6 undecidable manual S 4 10.1787 121 0 50
IV.TB01.DHE. 2023-03-17T16:37:16.48 0.6 undecidable manual S 17 10.5783 120 -0.02 50
IV.MURB.HHZ. 2023-03-17T16:37:16.92 0.6 undecidable manual S 106 10.7781 119 0.37 46
IV.ATVA.EHN. 2023-03-17T16:37:16.21 0.6 undecidable manual S 262 9.0798 124 0.14 49
IV.TSM3.DH2. 2023-03-17T16:37:16.51 0.6 undecidable manual S 342 10.7781 119 -0.06 49
IV.ATMI.HHZ. 2023-03-17T16:37:15.69 0.6 undecidable manual P 295 11.4774 118 0.81 40
IV.ATPI.EHZ. 2023-03-17T16:37:15.77 1.0 positive manual P 1 17.7711 109 -0.27 23
IV.TSM2.DHZ. 2023-03-17T16:37:15.16 0.1 undecidable manual P 33 13.875 114 -0.16 96
IV.TB02.DHE. 2023-03-17T16:37:15.94 0.6 undecidable manual S 6 8.88 124 -0.08 49
IV.TSM3.DH2. 2023-03-17T16:37:14.72 0.1 undecidable manual P 342 10.7781 119 -0.04 99
IV.TB02.DHE. 2023-03-17T16:37:14.33 0.1 undecidable manual P 6 8.88 124 -0.11 98
IV.ATLO.EHN. 2023-03-17T16:37:14.15 0.6 undecidable manual S 17 2.8971 155 -0.46 46
IV.ATVO.HHZ. 2023-03-17T16:37:14.53 0.3 positive manual P 4 10.1787 121 -0.12 73
IV.TB01.DHE. 2023-03-17T16:37:14.61 0.1 undecidable manual P 17 10.5783 120 -0.11 98
IV.MURB.HHZ. 2023-03-17T16:37:14.74 0.1 undecidable manual P 106 10.7781 119 -0.01 100
IV.ATVA.EHN. 2023-03-17T16:37:14.38 0.1 undecidable manual P 262 9.0798 124 -0.09 99
IV.TB03.DH1. 2023-03-17T16:37:14.95 0.1 undecidable manual P 5 12.3765 116 -0.08 98
IV.ATLO.EHN. 2023-03-17T16:37:13.39 0.1 undecidable manual P 17 2.8971 155 -0.23 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MURB.HHN. ML:1.1 0.00020449999999999998 0.26 AML other m 2023-03-17T16:37:17.06
IV.MURB.HHE. ML:0.8 0.00010045000000000002 0.38 AML other m 2023-03-17T16:37:17.21
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