Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 19-03-2024 and time 00:30:14 (Italy) in region 4 km SW Sellano (PG)

A magnitude ML 1.2 earthquake occured in region: 4 km SW Sellano (PG), on

  • 18-03-2024 23:30:14 (UTC)
  • 19-03-2024 00:30:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8710, 12.8870 at 13 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
Sellano PG 4 1079 1079
Cerreto di Spoleto PG 6 1075 2154
Campello sul Clitunno PG 11 2442 4596
Trevi PG 11 8469 13065
Vallo di Nera PG 11 364 13429
Preci PG 13 724 14153
Sant'Anatolia di Narco PG 16 564 14717
Monte Cavallo MC 17 145 14862
Foligno PG 18 57155 72017
Visso MC 18 1107 73124
Poggiodomo PG 18 117 73241
Scheggino PG 18 461 73702
Castel Ritaldi PG 18 3278 76980
Norcia PG 19 4957 81937
Montefalco PG 19 5679 87616
Spoleto PG 19 38218 125834
Cascia PG 20 3217 129051

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km SE of Foligno (57155 inhabitants)
40 Km NE of Terni (111501 inhabitants)
48 Km SE of Perugia (166134 inhabitants)
71 Km W of Teramo (54892 inhabitants)
71 Km NW of L'Aquila (69753 inhabitants)
81 Km NE of Viterbo (67173 inhabitants)
98 Km N of Guidonia Montecelio (88673 inhabitants)
98 Km SW 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
Reviewed
Rev100 		ML 1.2 2024-03-18
23:30:14		 42.8712 12.8868 13 2024-03-18
23:35:04		 Sala Sismica INGV-Roma 125975891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-18 23:30:14 ± 0.03
Latitude 42.8712 ± 0.0018
Longitude 12.8868 ± 0.0037
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125975891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 300
Semi-minor axis of confidence ellipse (meter) 106
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 98
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 119
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.43437
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 18
Type of magnitude ML
Reference to an origin 125975891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-18 23:35:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2024-03-18T23:30:38.90 3.0 undecidable manual S -0.03 0
IV.ARVD.HHZ. 2024-03-18T23:30:36.24 3.0 undecidable manual S -0.03 0
IV.CING.HHZ. 2024-03-18T23:30:33.88 3.0 undecidable manual S -0.04 0
IV.RM33.EHZ. 2024-03-18T23:30:29.68 0.6 undecidable manual S 146 48.2184 93 0.26 45
IV.CSP1.EHZ. 2024-03-18T23:30:26.10 0.6 undecidable manual S 46 35.5422 94 0.06 48
IV.LNSS.HHZ. 2024-03-18T23:30:25.00 0.6 undecidable manual S 157 32.2455 95 -0.17 48
IV.CING.HHZ. 2024-03-18T23:30:25.09 3.0 negative manual P 0.09 0
IV.MML1.EHZ. 2024-03-18T23:30:24.06 0.6 undecidable manual S 14 27.75 97 0.1 48
IV.FDMO.HHZ. 2024-03-18T23:30:23.03 0.6 undecidable manual S 42 24.5532 99 -0.07 49
IV.RM33.EHZ. 2024-03-18T23:30:22.92 1.0 undecidable manual P 146 48.2184 93 -0.01 24
IV.GUMA.HHZ. 2024-03-18T23:30:22.29 3.0 negative manual P 0.3 0
IV.NRCA.HHZ. 2024-03-18T23:30:21.52 0.6 undecidable manual S 103 18.9699 105 -0.13 49
IV.CSP1.EHZ. 2024-03-18T23:30:21.02 0.1 negative manual P 46 35.5422 94 0.04 96
IV.MMO1.EHZ. 2024-03-18T23:30:21.02 3.0 negative manual P -0.03 0
IV.PF6.EHE. 2024-03-18T23:30:21.35 0.6 undecidable manual P 40 38.7279 94 -0.11 47
IV.ARRO.EHZ. 2024-03-18T23:30:20.73 0.6 positive manual P 197 33.8439 95 0.01 49
IV.CESI.HHZ. 2024-03-18T23:30:20.55 0.6 undecidable manual S 6 14.874 114 -0.08 49
IV.LNSS.HHZ. 2024-03-18T23:30:20.42 0.1 negative manual P 157 32.2455 95 -0.05 97
IV.ASSB.HHN. 2024-03-18T23:30:19.54 0.6 undecidable manual P 316 26.5512 97 -0.06 48
IV.MML1.EHZ. 2024-03-18T23:30:19.74 0.3 undecidable manual P 14 27.75 97 -0.04 73
IV.FDMO.HHZ. 2024-03-18T23:30:19.26 0.3 negative manual P 42 24.5532 99 -0.03 74
IV.MC2.EHZ. 2024-03-18T23:30:19.39 0.6 undecidable manual P 80 24.9528 98 0.04 49
IV.NRCA.HHZ. 2024-03-18T23:30:18.43 0.1 undecidable manual P 103 18.9699 105 -0.02 100
IV.CESI.HHZ. 2024-03-18T23:30:17.95 0.1 negative manual P 6 14.874 114 0.1 99
ZO.PDN12.EHE. 2024-03-18T23:30:16.82 0.3 undecidable manual P 156 6.0939 148 0 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.5 0.00026900000000000003 0.28 AML other m 2024-03-18T23:30:20.77
IV.CESI.HHE. ML:1.1 0.00011599999999999999 1.54 AML other m 2024-03-18T23:30:21.93
IV.NRCA.HHN. ML:2.1 0.00102 0.12 AML other m 2024-03-18T23:30:21.65
IV.NRCA.HNN. ML:2.1 0.001032 1.36 AML other m 2024-03-18T23:30:21.04
IV.NRCA.HHE. ML:1.7 0.00035099999999999997 0.16 AML other m 2024-03-18T23:30:22.29
IV.FDMO.HHE. ML:0.9 0.00004505 0.48 AML other m 2024-03-18T23:30:23.49
IV.MML1.EHE. ML:1.2 0.00007605 0.56 AML other m 2024-03-18T23:30:24.40
IV.FDMO.HHN. ML:0.6 0.000027049999999999997 1.58 AML other m 2024-03-18T23:30:24.98
IV.MML1.EHN. ML:1.4 0.0001315 0.2 AML other m 2024-03-18T23:30:24.23
IV.LNSS.HHE. ML:1.1 0.00005555 0.12 AML other m 2024-03-18T23:30:25.31
IV.ARRO.EHE. ML:1.2 0.00006254999999999999 0.24 AML other m 2024-03-18T23:30:25.85
IV.LNSS.HHN. ML:1.1 0.0000482 1.86 AML other m 2024-03-18T23:30:25.03
IV.ARRO.EHN. ML:0.9 0.0000366 1.04 AML other m 2024-03-18T23:30:26.97
IV.MMO1.EHE. ML:1.0 0.000036700000000000004 0.58 AML other m 2024-03-18T23:30:26.94
IV.MMO1.EHN. ML:1.4 0.00009145 0.44 AML other m 2024-03-18T23:30:26.49
IV.NRCA.HNE. ML:2.2 0.0012785 0.42 AML other m 2024-03-18T23:30:29.24
IV.RM33.EHN. ML:0.9 0.00002 0.8 AML other m 2024-03-18T23:30:31.54
IV.RM33.EHE. ML:0.9 0.000018250000000000003 0.86 AML other m 2024-03-18T23:30:32.26
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