Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 24-03-2024 and time 19:46:32 (UTC) in region 4 km SE Sellano (PG)

A magnitude ML 1.5 earthquake occured in region: 4 km SE Sellano (PG), on

  • 24-03-2024 19:46:32 (UTC)
  • 24-03-2024 20:46:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8600, 12.9630 at 11 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
Preci PG 7 724 2878
Vallo di Nera PG 13 364 3242
Norcia PG 13 4957 8199
Visso MC 13 1107 9306
Monte Cavallo MC 15 145 9451
Campello sul Clitunno PG 16 2442 11893
Castelsantangelo sul Nera MC 16 281 12174
Cascia PG 16 3217 15391
Poggiodomo PG 17 117 15508
Ussita MC 17 444 15952
Sant'Anatolia di Narco PG 17 564 16516
Trevi PG 18 8469 24985
Scheggino PG 19 461 25446

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km E of Foligno (57155 inhabitants)
42 Km NE of Terni (111501 inhabitants)
54 Km SE of Perugia (166134 inhabitants)
65 Km W of Teramo (54892 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
86 Km NE of Viterbo (67173 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
97 Km N of Guidonia Montecelio (88673 inhabitants)
100 Km N of Tivoli (56533 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 1.5 2024-03-24
19:46:32		 42.8595 12.9633 11 2024-03-24
19:58:06		 Sala Sismica INGV-Roma 126134941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-24 19:46:32 ± 0.05
Latitude 42.8595 ± 0.0027
Longitude 12.9633 ± 0.0061
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126134941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 479
Semi-minor axis of confidence ellipse (meter) 283
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 264
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35613
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 126134941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-24 19:58:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSFR.HHZ. 2024-03-24T19:46:44.00 3.0 positive manual P -0.52 0
IV.CSP1.EHZ. 2024-03-24T19:46:43.41 0.3 undecidable manual S 37 32.3454 50 0.07 72
IV.MML1.EHZ. 2024-03-24T19:46:42.37 0.3 undecidable manual S 1 28.1496 50 0.15 71
IV.LNSS.HHZ. 2024-03-24T19:46:42.28 0.3 undecidable manual S 168 29.1486 50 -0.2 70
IV.MMO1.EHZ. 2024-03-24T19:46:42.59 0.3 undecidable manual S 81 29.8479 50 -0.08 72
IV.MF5.EHZ. 2024-03-24T19:46:40.27 3.0 undecidable manual P 0.03 0
IV.FDMO.HHZ. 2024-03-24T19:46:40.37 0.3 undecidable manual S 27 22.0668 50 -0.22 71
IV.SMA1.EHZ. 2024-03-24T19:46:40.43 0.3 undecidable manual P 130 39.5271 50 0.71 59
IV.MOMA.HHZ. 2024-03-24T19:46:39.68 3.0 undecidable manual P 0.42 0
IV.CESI.HHZ. 2024-03-24T19:46:39.06 0.1 undecidable manual S 344 16.872 123 -0.03 99
IV.GAVE.EHZ. 2024-03-24T19:46:39.87 0.3 undecidable manual S 197 19.3695 119 0.01 74
IV.GUMA.HHZ. 2024-03-24T19:46:39.76 3.0 positive manual P 0.31 0
IV.CSP1.EHZ. 2024-03-24T19:46:38.65 0.1 undecidable manual P 37 32.3454 50 0.03 96
IV.MML1.EHZ. 2024-03-24T19:46:38.00 0.6 positive manual P 1 28.1496 50 0.03 49
IV.ASSB.HHZ. 2024-03-24T19:46:38.16 0.3 undecidable manual P 309 32.0457 50 -0.41 67
IV.LNSS.HHZ. 2024-03-24T19:46:38.04 0.1 undecidable manual P 168 29.1486 50 -0.08 96
IV.MMO1.EHZ. 2024-03-24T19:46:38.20 0.3 positive manual P 81 29.8479 50 -0.03 73
IV.NRCA.HHZ. 2024-03-24T19:46:37.67 0.3 undecidable manual S 103 12.5763 130 -0.23 72
IV.FDMO.HHZ. 2024-03-24T19:46:37.02 0.1 positive manual P 27 22.0668 50 0 99
IV.CESI.HHZ. 2024-03-24T19:46:36.33 0.1 positive manual P 344 16.872 123 0.17 96
ZO.PDN12.EHZ. 2024-03-24T19:46:36.18 0.3 undecidable manual S 221 5.6943 152 -0.21 73
IV.GAVE.EHZ. 2024-03-24T19:46:36.72 0.1 positive manual P 197 19.3695 119 0.11 97
IV.NRCA.HHZ. 2024-03-24T19:46:35.49 0.1 undecidable manual P 103 12.5763 130 0.01 100
ZO.PDN12.EHZ. 2024-03-24T19:46:34.75 0.1 undecidable manual P 221 5.6943 152 0.15 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.9 0.0007989999999999999 0.12 AML other m 2024-03-24T19:46:37.77
IV.NRCA.HNN. ML:1.8 0.0007775 0.12 AML other m 2024-03-24T19:46:37.77
IV.NRCA.HHE. ML:1.6 0.0004525 0.58 AML other m 2024-03-24T19:46:37.84
IV.NRCA.HNE. ML:1.6 0.00040300000000000004 0.6 AML other m 2024-03-24T19:46:37.85
IV.CESI.HHN. ML:1.5 0.000289 0.66 AML other m 2024-03-24T19:46:39.57
IV.CESI.HHE. ML:1.1 0.00011350000000000001 1.16 AML other m 2024-03-24T19:46:39.21
IV.FDMO.HHN. ML:1.7 0.00031800000000000003 0.12 AML other m 2024-03-24T19:46:40.58
IV.FDMO.HHE. ML:1.8 0.0004269999999999999 0.38 AML other m 2024-03-24T19:46:40.56
IV.GAVE.EHN. ML:1.4 0.00020850000000000003 0.36 AML other m 2024-03-24T19:46:40.76
IV.GAVE.EHE. ML:1.5 0.00024249999999999999 1.58 AML other m 2024-03-24T19:46:40.89
IV.MML1.EHN. ML:1.4 0.00014050000000000003 0.18 AML other m 2024-03-24T19:46:42.54
IV.LNSS.HHE. ML:1.6 0.000214 0.12 AML other m 2024-03-24T19:46:42.49
IV.LNSS.HHN. ML:1.5 0.00015900000000000002 0.14 AML other m 2024-03-24T19:46:42.70
IV.MML1.EHE. ML:1.4 0.0001285 0.28 AML other m 2024-03-24T19:46:42.68
IV.MMO1.EHE. ML:1.5 0.0001535 0.2 AML other m 2024-03-24T19:46:42.89
IV.MMO1.EHN. ML:1.5 0.00013800000000000002 0.14 AML other m 2024-03-24T19:46:42.87
IV.MOMA.HHE. ML:1.1 0.0000571 0.46 AML other m 2024-03-24T19:46:45.54
IV.MOMA.HHN. ML:1.2 0.00006555 1.3 AML other m 2024-03-24T19:46:46.86
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