Earthquake with magnitude of ML 1.3 on date 10-03-2023 and time 00:16:14 (UTC) in region 4 km SW Montefalco (PG)

A magnitude ML 1.3 earthquake occured in region: 4 km SW Montefalco (PG), on

  • 10-03-2023 00:16:14 (UTC)
  • 10-03-2023 01:16:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8620, 12.6240 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Montefalco PG 4 5679 5679
Giano dell'Umbria PG 5 3846 9525
Castel Ritaldi PG 6 3278 12803
Gualdo Cattaneo PG 8 6155 18958
Bevagna PG 8 5081 24039
Trevi PG 10 8469 32508
Foligno PG 12 57155 89663
Massa Martana PG 13 3770 93433
Campello sul Clitunno PG 13 2442 95875
Spello PG 15 8645 104520
Cannara PG 15 4305 108825
Collazzone PG 16 3473 112298
Spoleto PG 17 38218 150516
Todi PG 20 16851 167367
Acquasparta TR 20 4778 172145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km SW of Foligno (57155 inhabitants)
33 Km SE of Perugia (166134 inhabitants)
34 Km N of Terni (111501 inhabitants)
65 Km NE of Viterbo (67173 inhabitants)
85 Km NW of L'Aquila (69753 inhabitants)
90 Km SE of Arezzo (99543 inhabitants)
91 Km W of Teramo (54892 inhabitants)
96 Km N of Guidonia Montecelio (88673 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 2023-03-10
00:16:14
42.8623 12.6243 10 2023-03-10
00:25:04
Sala Sismica INGV-Roma 115177851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-10 00:16:14 ± 0.1
Latitude 42.8623 ± 0.0045
Longitude 12.6243 ± 0.0147
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 115177851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1204
Semi-minor axis of confidence ellipse (meter) 337
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 287
Circular confidence region, given by single value of horizontal uncertainty (meter) 1200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.57107
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 12
Type of magnitude ML
Reference to an origin 115177851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-10 00:25:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRB1.HHZ. 2023-03-10T00:17:27.24 3.0 undecidable manual Sg 4.5 0
IV.FNVD.HHZ. 2023-03-10T00:17:08.50 3.0 undecidable manual Sg 22.299999 0
GU.GRAM.HHZ. 2023-03-10T00:16:55.75 3.0 positive manual Pg 23.940001 0
IV.SGRT.HHZ. 2023-03-10T00:16:46.54 3.0 undecidable manual Pn -2.01 0
IV.RM33.EHZ. 2023-03-10T00:16:33.88 0.6 undecidable manual S 129 62.0934 50 0.18 45
IV.MMO1.EHZ. 2023-03-10T00:16:32.62 0.6 undecidable manual S 86 57.1983 50 0.21 45
IV.CSP1.EHZ. 2023-03-10T00:16:31.96 0.6 undecidable manual S 61 53.502 50 0.54 42
IV.EL6.EHZ. 2023-03-10T00:16:28.50 3.0 undecidable manual Pg 4.96 0
IV.FDMO.HHZ. 2023-03-10T00:16:28.38 0.6 undecidable manual S 63 42.2244 50 -0.03 48
IV.NRCA.HHZ. 2023-03-10T00:16:27.73 0.6 undecidable manual S 94 39.9267 50 -0.07 48
IV.CING.HHZ. 2023-03-10T00:16:27.93 3.0 undecidable manual Pg 3.51 0
IV.ARRO.EHZ. 2023-03-10T00:16:26.13 0.6 undecidable manual S 160 33.4443 50 0.07 49
IV.SMA1.EHZ. 2023-03-10T00:16:25.93 1.0 negative manual P 114 63.3921 50 0.17 23
IV.RM33.EHZ. 2023-03-10T00:16:25.50 1.0 positive manual P 129 62.0934 50 -0.06 23
IV.GAVE.EHZ. 2023-03-10T00:16:24.39 0.6 undecidable manual S 131 28.9488 50 -0.47 45
IV.CSP1.EHZ. 2023-03-10T00:16:24.45 1.0 positive manual P 61 53.502 50 0.2 23
IV.MMO1.EHZ. 2023-03-10T00:16:24.89 0.6 negative manual P 86 57.1983 50 0.07 46
IV.CESI.HHZ. 2023-03-10T00:16:24.03 0.6 undecidable manual S 55 27.75 50 -0.49 45
IV.FDMO.HHZ. 2023-03-10T00:16:22.61 1.0 undecidable manual P 63 42.2244 50 0.1 24
IV.ASSB.HHZ. 2023-03-10T00:16:22.08 0.6 undecidable manual S 8 20.1687 117 -0.2 48
IV.ARRO.EHZ. 2023-03-10T00:16:21.22 1.0 positive manual P 160 33.4443 50 0.07 24
IV.ATCC.EHZ. 2023-03-10T00:16:21.58 3.0 positive manual P 1.66 0
IV.NRCA.HHZ. 2023-03-10T00:16:21.87 1.0 positive manual P 94 39.9267 50 -0.29 23
IV.CESX.HHZ. 2023-03-10T00:16:20.13 3.0 positive manual P 1.14 0
IV.CESI.HHZ. 2023-03-10T00:16:20.15 0.1 undecidable manual P 55 27.75 50 -0.12 97
IV.ATVO.HHZ. 2023-03-10T00:16:20.08 3.0 negative manual Pn 0.46 0
IT.FOPC.HGE. 2023-03-10T00:16:20.24 0.6 undecidable manual S 28 13.4754 127 -0.07 50
IV.GAVE.EHZ. 2023-03-10T00:16:20.47 0.6 positive manual P 131 28.9488 50 0.01 50
IV.ASSB.HHZ. 2023-03-10T00:16:19.01 0.1 undecidable manual P 8 20.1687 117 0.04 100
IT.GNU.HGE. 2023-03-10T00:16:18.63 0.6 undecidable manual S 214 7.881 142 -0.26 49
IT.FOPC.HGE. 2023-03-10T00:16:17.99 0.1 undecidable manual P 28 13.4754 127 0.16 99
IT.GNU.HGE. 2023-03-10T00:16:17.16 0.1 undecidable manual P 214 7.881 142 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESX.HHE. ML:1.2 0.00009075 1.4 AML other m 2023-03-10T00:16:25.91
IV.CESI.HHN. ML:1.1 0.0000682 0.2 AML other m 2023-03-10T00:16:25.31
IV.GAVE.EHN. ML:1.4 0.00012705 0.28 AML other m 2023-03-10T00:16:25.43
IV.CESX.HHN. ML:1.4 0.0001315 0.18 AML other m 2023-03-10T00:16:25.56
IV.CESI.HHE. ML:1.0 0.0000537 0.7 AML other m 2023-03-10T00:16:25.39
IV.GAVE.EHE. ML:1.4 0.000128 0.22 AML other m 2023-03-10T00:16:26.68
IV.ATCC.EHE. ML:1.3 0.0000804 1.12 AML other m 2023-03-10T00:16:27.30
IV.ATCC.EHN. ML:1.3 0.00008175000000000001 0.56 AML other m 2023-03-10T00:16:28.32
IV.NRCA.HHN. ML:1.2 0.00005890000000000001 0.58 AML other m 2023-03-10T00:16:28.36
IV.NRCA.HHE. ML:1.2 0.00005044999999999999 0.14 AML other m 2023-03-10T00:16:30.38
IV.SMA1.EHE. ML:1.4 0.000047 0.78 AML other m 2023-03-10T00:16:37.46
IV.SMA1.EHN. ML:1.4 0.000044 0.52 AML other m 2023-03-10T00:16:39.78
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