Earthquake with magnitude of ML 0.8 on date 15-03-2024 and time 23:12:31 (UTC) in region 2 km N San Lorenzo Nuovo (VT)

A magnitude ML 0.8 earthquake occured in region: 2 km N San Lorenzo Nuovo (VT), on

  • 15-03-2024 23:12:31 (UTC)
  • 16-03-2024 00:12:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7040, 11.9130 at 8 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
San Lorenzo Nuovo VT 2 2091 2091
Grotte di Castro VT 5 2683 4774
Castel Giorgio TR 6 2131 6905
Acquapendente VT 6 5506 12411
Onano VT 8 995 13406
Gradoli VT 8 1353 14759
Bolsena VT 9 3991 18750
Proceno VT 9 557 19307
Castel Viscardo TR 9 2938 22245
Latera VT 11 836 23081
Allerona TR 13 1794 24875
Porano TR 16 1966 26841
Orvieto TR 16 20630 47471
Sorano GR 16 3428 50899
Valentano VT 17 2868 53767
Capodimonte VT 17 1731 55498
Bagnoregio VT 18 3650 59148
Lubriano VT 18 909 60057
Marta VT 19 3499 63556
San Casciano dei Bagni SI 19 1632 65188
Castell'Azzara GR 19 1476 66664
Ficulle TR 19 1669 68333
Fabro TR 20 2876 71209

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NW of Viterbo (67173 inhabitants)
59 Km SW of Perugia (166134 inhabitants)
62 Km W of Terni (111501 inhabitants)
66 Km E of Grosseto (82087 inhabitants)
69 Km N of Civitavecchia (52991 inhabitants)
70 Km W of Foligno (57155 inhabitants)
83 Km SE of Siena (53903 inhabitants)
85 Km S of Arezzo (99543 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 0.8 2024-03-15
23:12:31
42.7043 11.9133 9 2024-03-15
23:20:52
Sala Sismica INGV-Roma 125906971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-15 23:12:31 ± 0.19
Latitude 42.7043 ± 0.0090
Longitude 11.9133 ± 0.0110
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125906971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 946
Semi-minor axis of confidence ellipse (meter) 669
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 318
Circular confidence region, given by single value of horizontal uncertainty (meter) 950.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 144
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.47
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.49193
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 125906971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-15 23:20:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HPAC.HHZ. 2024-03-15T23:13:53.18 3.0 undecidable manual Pn 0.26 0
IV.CAFE.HNZ. 2024-03-15T23:13:43.82 3.0 undecidable manual Sn -0.21 0
IV.FRON.EHZ. 2024-03-15T23:13:16.12 3.0 undecidable manual Sg 17.02 0
IV.GATE.HHZ. 2024-03-15T23:13:01.56 3.0 positive manual Pn 0.89 0
IV.RM33.HNZ. 2024-03-15T23:12:49.51 3.0 undecidable manual Pg 7.66 0
IV.MOMA.HHZ. 2024-03-15T23:12:49.13 0.1 undecidable manual S 78 54.6009 50 -0.34 88
IV.IMOL.HNZ. 2024-03-15T23:12:48.16 3.0 negative manual Pg 0.15 0
IV.ARCI.HHZ. 2024-03-15T23:12:45.13 0.1 undecidable manual S 295 39.2274 50 -0.23 93
IV.MGAB.HHZ. 2024-03-15T23:12:42.31 0.1 undecidable manual S 35 28.2495 107 0.22 95
IV.MOMA.HHZ. 2024-03-15T23:12:42.37 0.1 undecidable manual P 78 54.6009 50 0.34 89
TV.SF11.HHZ. 2024-03-15T23:12:40.81 0.1 undecidable manual S 314 26.3514 108 -0.68 84
IV.ARCI.HHZ. 2024-03-15T23:12:40.21 0.1 undecidable manual P 295 39.2274 50 0.55 86
TV.SF11.HHZ. 2024-03-15T23:12:38.09 0.1 undecidable manual P 314 26.3514 108 0.67 84
IV.SACS.HHZ. 2024-03-15T23:12:38.51 0.1 undecidable manual S 359 16.0728 118 0.33 95
IV.MGAB.HHZ. 2024-03-15T23:12:37.06 0.1 undecidable manual P 35 28.2495 107 -0.71 83
IV.LATE.HHZ. 2024-03-15T23:12:37.28 0.1 undecidable manual S 222 13.4754 122 -0.1 100
IV.SACS.HHZ. 2024-03-15T23:12:35.36 0.1 undecidable manual P 359 16.0728 118 -0.15 99
IV.CSNT.HHZ. 2024-03-15T23:12:35.51 3.0 undecidable manual P -3.72 0
IV.LATE.HHZ. 2024-03-15T23:12:35.10 0.3 positive manual P 222 13.4754 122 0.05 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SACS.HHE. ML:0.7 0.00004435 0.18 AML other m 2024-03-15T23:12:39.17
IV.SACS.HHN. ML:0.5 0.000031299999999999995 1.16 AML other m 2024-03-15T23:12:39.16
IV.LATE.HHE. ML:0.9 0.00009135 1.14 AML other m 2024-03-15T23:12:40.83
IV.LATE.HHN. ML:1.0 0.00010985 0.56 AML other m 2024-03-15T23:12:41.67
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