Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.6 on date 02-03-2024 and time 08:31:20 (UTC) in region 4 km NE Leonessa (RI)

A magnitude ML 0.6 earthquake occured in region: 4 km NE Leonessa (RI), on

  • 02-03-2024 08:31:20 (UTC)
  • 02-03-2024 09:31:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5850, 13.0040 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
Leonessa RI 4 2435 2435
Monteleone di Spoleto PG 9 599 3034
Posta RI 10 694 3728
Polino TR 13 233 3961
Poggio Bustone RI 13 2055 6016
Borbona RI 13 617 6633
Cittareale RI 13 482 7115
Rivodutri RI 14 1253 8368
Cascia PG 15 3217 11585
Cantalice RI 15 2755 14340
Poggiodomo PG 15 117 14457
Morro Reatino RI 15 373 14830
Micigliano RI 15 127 14957
Labro RI 18 374 15331
Ferentillo TR 18 1913 17244
Arrone TR 19 2763 20007
Montefranco TR 20 1276 21283
Antrodoco RI 20 2588 23871

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km E of Terni (111501 inhabitants)
41 Km NW of L'Aquila (69753 inhabitants)
48 Km SE of Foligno (57155 inhabitants)
58 Km W of Teramo (54892 inhabitants)
69 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km N of Tivoli (56533 inhabitants)
76 Km E of Viterbo (67173 inhabitants)
77 Km SE of Perugia (166134 inhabitants)
88 Km NE of Roma (2864731 inhabitants)
94 Km W of Montesilvano (53738 inhabitants)
99 Km W of Chieti (51815 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 0.6 2024-03-02
08:31:20		 42.5847 13.0045 11 2024-03-02
08:38:06		 Sala Sismica INGV-Roma 125654861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-02 08:31:20 ± 0.26
Latitude 42.5847 ± 0.0108
Longitude 13.0045 ± 0.0183
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125654861

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1763
Semi-minor axis of confidence ellipse (meter) 285
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 235
Circular confidence region, given by single value of horizontal uncertainty (meter) 1760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 234
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.42628
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 125654861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-02 08:38:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MF5.EHZ. 2024-03-02T08:31:37.36 3.0 undecidable manual S -2.84 0
IV.CESI.HNE. 2024-03-02T08:31:35.18 0.3 undecidable manual S 350 47.3193 90 0.09 68
IV.MC2.EHN. 2024-03-02T08:31:33.56 0.3 undecidable manual S 22 39.2274 90 0.62 61
IV.FOSV.EHZ. 2024-03-02T08:31:30.85 3.0 undecidable manual P -0.04 0
IV.SMA1.EHZ. 2024-03-02T08:31:29.78 0.3 undecidable manual S 79 27.4503 91 -0.02 72
IV.NRCA.HHZ. 2024-03-02T08:31:29.66 0.3 undecidable manual S 18 29.0487 90 -0.55 66
IV.CESI.HNE. 2024-03-02T08:31:28.76 0.3 undecidable manual P 350 47.3193 90 0.04 70
IV.MC2.EHN. 2024-03-02T08:31:27.39 0.3 undecidable manual P 22 39.2274 90 -0.08 71
IV.RM33.EHZ. 2024-03-02T08:31:27.52 0.3 undecidable manual S 116 19.0698 91 -0.04 72
IV.NRCA.HHZ. 2024-03-02T08:31:25.53 0.1 undecidable manual P 18 29.0487 90 -0.37 91
IV.SMA1.EHZ. 2024-03-02T08:31:25.80 0.3 undecidable manual P 79 27.4503 91 0.14 72
IV.RM33.EHZ. 2024-03-02T08:31:24.35 0.1 undecidable manual P 116 19.0698 91 -0.02 97
IV.LNSS.HHZ. 2024-03-02T08:31:24.16 0.3 undecidable manual S 55 3.5964 157 0.09 76
IV.LNSS.HHZ. 2024-03-02T08:31:22.48 0.1 undecidable manual P 55 3.5964 157 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:0.5 0.00005010737 0.096 AML other m 2024-03-02T08:31:25.30
IV.LNSS.HHN. ML:0.4 0.000040556425 0.1408 AML other m 2024-03-02T08:31:26.06
IV.RM33.EHE. ML:0.5 0.00002299515 0.2176 AML other m 2024-03-02T08:31:29.14
IV.RM33.EHN. ML:0.4 0.000021353035 0.2624 AML other m 2024-03-02T08:31:27.56
IV.NRCA.HHE. ML:0.7 0.000024982365 0.1408 AML other m 2024-03-02T08:31:29.81
IV.NRCA.HHN. ML:0.5 0.0000154067825 0.16 AML other m 2024-03-02T08:31:30.92
IV.SMA1.EHE. ML:0.7 0.00002451478 1.2992 AML other m 2024-03-02T08:31:31.23
IV.SMA1.EHN. ML:0.9 0.000044522100000000005 0.2816 AML other m 2024-03-02T08:31:30.29
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