Earthquake with magnitude of ML 1.3 on date 25-03-2023 and time 01:43:15 (UTC) in region 5 km SW Gualdo Cattaneo (PG)

A magnitude ML 1.3 earthquake occured in region: 5 km SW Gualdo Cattaneo (PG), on

  • 25-03-2023 01:43:15 (UTC)
  • 25-03-2023 02:43:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8820, 12.5130 at 9 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Gualdo Cattaneo PG 5 6155 6155
Collazzone PG 6 3473 9628
Giano dell'Umbria PG 7 3846 13474
Bevagna PG 10 5081 18555
Montefalco PG 12 5679 24234
Massa Martana PG 12 3770 28004
Fratta Todina PG 12 1839 29843
Deruta PG 14 9669 39512
Monte Castello di Vibio PG 14 1567 41079
Todi PG 14 16851 57930
Cannara PG 14 4305 62235
Marsciano PG 14 18902 81137
Castel Ritaldi PG 15 3278 84415
Bettona PG 15 4367 88782
Torgiano PG 17 6725 95507
Foligno PG 18 57155 152662
Spello PG 18 8645 161307
Trevi PG 19 8469 169776

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km W of Foligno (57155 inhabitants)
27 Km SE of Perugia (166134 inhabitants)
37 Km NW of Terni (111501 inhabitants)
61 Km NE of Viterbo (67173 inhabitants)
83 Km SE of Arezzo (99543 inhabitants)
93 Km NW of L'Aquila (69753 inhabitants)
100 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
Bulletin
Rev1000
ML 1.3 2023-03-25
01:43:15
42.8817 12.5132 9 2024-03-01
17:18:00
Bollettino Sismico Italiano INGV 115724301
Reviewed
Rev100
ML 1.3 2023-03-25
01:43:16
42.884 12.5222 10 2023-03-25
01:49:39
Sala Sismica INGV-Roma 115707851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-25 01:43:15 ± 0.04
Latitude 42.8817 ± 0.0018
Longitude 12.5132 ± 0.0025
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115724301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 227
Semi-minor axis of confidence ellipse (meter) 109
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 246
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 107
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 48
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.65291
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 115707851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-25 01:49:39

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 115724301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-03-25 15:23:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHN. 2023-03-25T01:43:38.40 0.6 undecidable manual S 112 72.4719 50 0.22 43
IV.GUMA.HNN. 2023-03-25T01:43:37.61 0.6 undecidable manual S 73 69.6747 50 0.19 43
IV.RM33.HNE. 2023-03-25T01:43:37.94 0.3 undecidable manual S 126 70.5738 50 0.28 64
7F.SIB2.EHE. 2023-03-25T01:43:36.11 0.6 undecidable manual S 89 64.2912 50 0.13 44
IV.MMO1.EHN. 2023-03-25T01:43:36.76 0.6 undecidable manual S 88 66.1893 50 0.28 43
IV.CPGN.HNZ. 2023-03-25T01:43:33.57 3.0 undecidable manual P -0.71 0
IV.ATMI.HHZ. 2023-03-25T01:43:33.22 0.6 undecidable manual S 339 54.0015 50 -0.02 46
IV.SNTG.HHE. 2023-03-25T01:43:33.14 0.3 undecidable manual S 40 54.0015 50 -0.1 68
IV.LNSS.HHZ. 2023-03-25T01:43:32.94 0.3 undecidable manual S 126 52.9026 50 -0.01 69
IV.FOSV.HNE. 2023-03-25T01:43:32.42 0.3 undecidable manual S 24 50.0166 50 0.23 67
IV.FDMO.HHZ. 2023-03-25T01:43:32.14 0.3 undecidable manual S 70 49.7169 50 0.06 69
IV.ATVA.EHE. 2023-03-25T01:43:31.38 0.3 undecidable manual S 337 47.7189 50 -0.19 68
IV.NRCA.HHZ. 2023-03-25T01:43:31.76 0.3 undecidable manual S 96 49.1175 50 -0.19 67
IV.ATLO.EHE. 2023-03-25T01:43:31.86 0.3 undecidable manual S 350 48.8178 50 -0.01 70
IV.MML1.HNE. 2023-03-25T01:43:30.95 0.3 undecidable manual S 55 45.2214 50 0.05 70
IV.MURB.HHE. 2023-03-25T01:43:30.49 0.3 undecidable manual S 1 42.3243 50 0.37 66
IV.SMA1.EHN. 2023-03-25T01:43:29.14 0.1 undecidable manual P 112 72.4719 50 0.34 83
IV.ARRO.EHZ. 2023-03-25T01:43:29.24 0.6 undecidable manual S 148 39.3273 50 -0.09 47
IV.GUMA.HNN. 2023-03-25T01:43:28.60 0.1 undecidable manual P 73 69.6747 50 0.24 86
IV.RM33.HNE. 2023-03-25T01:43:28.50 0.1 undecidable manual P 126 70.5738 50 0 90
IV.ATCC.EHZ. 2023-03-25T01:43:27.95 0.6 undecidable manual S 17 35.2425 50 -0.27 45
7F.SIB2.EHE. 2023-03-25T01:43:27.53 0.1 positive manual P 89 64.2912 50 0 91
IV.MGAB.HHZ. 2023-03-25T01:43:27.70 0.3 undecidable manual S 276 32.745 50 0.12 70
IV.MMO1.EHN. 2023-03-25T01:43:27.81 0.1 undecidable manual P 88 66.1893 50 -0.01 90
IV.CESI.HHZ. 2023-03-25T01:43:27.92 0.3 undecidable manual S 67 34.6431 50 -0.14 70
IV.CESX.HHZ. 2023-03-25T01:43:26.72 0.3 undecidable manual S 169 30.8469 50 -0.35 67
IV.ATMI.HHZ. 2023-03-25T01:43:26.00 0.1 undecidable manual P 339 54.0015 50 0.05 92
IV.NRCA.HHZ. 2023-03-25T01:43:25.12 0.1 positive manual P 96 49.1175 50 -0.08 92
IV.ATLO.EHE. 2023-03-25T01:43:25.19 0.1 undecidable manual P 350 48.8178 50 0.04 93
IV.FOSV.HNE. 2023-03-25T01:43:25.50 0.1 undecidable manual P 24 50.0166 50 0.16 90
IV.FDMO.HHZ. 2023-03-25T01:43:25.25 0.1 positive manual P 70 49.7169 50 -0.03 93
IV.LNSS.HHZ. 2023-03-25T01:43:25.60 0.1 undecidable manual P 126 52.9026 50 -0.18 89
IV.SNTG.HHE. 2023-03-25T01:43:25.96 0.3 undecidable manual P 40 54.0015 50 0.01 69
IV.MML1.HNE. 2023-03-25T01:43:24.40 0.1 undecidable manual P 55 45.2214 50 -0.19 90
IV.ATVA.EHE. 2023-03-25T01:43:24.90 0.1 positive manual P 337 47.7189 50 -0.09 92
IV.MURB.HHE. 2023-03-25T01:43:24.20 0.1 undecidable manual P 1 42.3243 50 0.05 94
IT.FOPC.HGN. 2023-03-25T01:43:23.15 0.3 undecidable manual S 58 18.2706 117 0.05 73
IV.ASSB.HHZ. 2023-03-25T01:43:23.79 0.3 undecidable manual S 33 21.3675 114 -0.3 69
IV.ARRO.EHZ. 2023-03-25T01:43:23.63 0.1 undecidable manual P 148 39.3273 50 -0.06 94
IV.CESX.HHZ. 2023-03-25T01:43:22.10 0.1 undecidable manual P 169 30.8469 50 -0.28 91
IV.CESI.HHZ. 2023-03-25T01:43:22.75 0.1 negative manual P 67 34.6431 50 -0.21 92
IV.ATCC.EHZ. 2023-03-25T01:43:22.89 0.1 undecidable manual P 17 35.2425 50 -0.16 93
IV.MGAB.HHZ. 2023-03-25T01:43:22.86 0.1 undecidable manual P 276 32.745 50 0.18 93
IT.GNU.HGZ. 2023-03-25T01:43:20.80 0.3 undecidable manual S 152 9.7791 134 0.12 73
IT.FOPC.HGN. 2023-03-25T01:43:20.08 0.1 undecidable manual P 58 18.2706 117 -0.01 98
IV.ASSB.HHZ. 2023-03-25T01:43:20.62 0.1 negative manual P 33 21.3675 114 -0.05 97
IV.MOMA.HHZ. 2023-03-25T01:43:20.87 0.3 undecidable manual S 152 9.7791 134 0.19 72
IV.MOMA.HHZ. 2023-03-25T01:43:18.69 0.1 positive manual P 152 9.7791 134 -0.01 100
IT.GNU.HGZ. 2023-03-25T01:43:18.70 0.1 undecidable manual P 152 9.7791 134 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOMA.HNE. ML:1.6 0.0005840000000000001 0.82 AML other m 2023-03-25T01:43:20.53
IV.MOMA.HNN. ML:1.6 0.0005085 0.88 AML other m 2023-03-25T01:43:21.18
IV.MOMA.HHE. ML:1.6 0.0006145 0.2 AML other m 2023-03-25T01:43:21.63
IV.MOMA.HHN. ML:0.4 0.000034450000000000004 0.26 AML other m 2023-03-25T01:43:21.75
IV.ASSB.HHN. ML:1.4 0.0001615 0.2 AML other m 2023-03-25T01:43:24.19
IV.ASSB.HHE. ML:1.2 0.000118 0.44 AML other m 2023-03-25T01:43:25.30
IV.CESX.HHN. ML:1.2 0.00006815 1.4 AML other m 2023-03-25T01:43:29.12
IV.ARRO.EHE. ML:1.2 0.00005645 0.2 AML other m 2023-03-25T01:43:30.46
IV.CESX.HHE. ML:1.3 0.00008265 0.3 AML other m 2023-03-25T01:43:30.80
IV.ATCC.EHE. ML:1.1 0.00005385 0.4 AML other m 2023-03-25T01:43:30.90
IV.ATCC.EHN. ML:1.2 0.000058949999999999996 0.74 AML other m 2023-03-25T01:43:31.41
IV.ARRO.EHN. ML:1.1 0.00004595 0.74 AML other m 2023-03-25T01:43:31.47
IV.NRCA.HHE. ML:1.2 0.0000423 0.72 AML other m 2023-03-25T01:43:33.58
IV.LNSS.HHE. ML:1.3 0.00005115 1.18 AML other m 2023-03-25T01:43:34.21
IV.NRCA.HHN. ML:1.2 0.00004215 0.12 AML other m 2023-03-25T01:43:34.29
IV.LNSS.HHN. ML:1.3 0.00004355000000000001 0.16 AML other m 2023-03-25T01:43:34.57
IV.ATMI.HHN. ML:1.5 0.00007885 1.76 AML other m 2023-03-25T01:43:35.01
IV.ATMI.HHE. ML:1.7 0.00011984999999999999 0.24 AML other m 2023-03-25T01:43:35.99
IV.CESI.HHE. ML:0.9 0.000033099459999999994 0.26 AML other m 2023-03-25T01:43:30.92
IV.CESI.HHN. ML:0.9 0.000034510850000000005 0.2 AML other m 2023-03-25T01:43:29.53
IV.CESI.HNE. ML:1.3 0.000092063765 0.86 AML other m 2023-03-25T01:43:25.88
IV.ATCC.HNN. ML:1.4 0.0000975542095 0.4096 AML other m 2023-03-25T01:43:31.94
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