Earthquake with magnitude of ML 1.9 on date 29-02-2024 and time 03:41:14 (UTC) in region 2 km E San Lorenzo Nuovo (VT)

A magnitude ML 1.9 earthquake occured in region: 2 km E San Lorenzo Nuovo (VT), on

  • 29-02-2024 03:41:14 (UTC)
  • 29-02-2024 04:41:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6810, 11.9250 at 9 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 4 2683 4774
Castel Giorgio TR 6 2131 6905
Bolsena VT 7 3991 10896
Gradoli VT 7 1353 12249
Acquapendente VT 9 5506 17755
Onano VT 9 995 18750
Latera VT 10 836 19586
Castel Viscardo TR 11 2938 22524
Proceno VT 12 557 23081
Porano TR 15 1966 25047
Capodimonte VT 15 1731 26778
Valentano VT 15 2868 29646
Allerona TR 15 1794 31440
Bagnoregio VT 16 3650 35090
Orvieto TR 16 20630 55720
Lubriano VT 16 909 56629
Marta VT 16 3499 60128
Sorano GR 17 3428 63556
Montefiascone VT 18 13432 76988
Piansano VT 20 2079 79067

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km NW of Viterbo (67173 inhabitants)
61 Km W of Terni (111501 inhabitants)
61 Km SW of Perugia (166134 inhabitants)
66 Km N of Civitavecchia (52991 inhabitants)
67 Km E of Grosseto (82087 inhabitants)
71 Km W of Foligno (57155 inhabitants)
86 Km SE of Siena (53903 inhabitants)
88 Km S of Arezzo (99543 inhabitants)
99 Km NW of Roma (2864731 inhabitants)
100 Km NW 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
Reviewed
Rev100
ML 1.9 2024-02-29
03:41:14
42.6808 11.9248 9 2024-02-29
04:15:22
Sala Sismica INGV-Roma 125610831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-29 03:41:14 ± 0.14
Latitude 42.6808 ± 0.0072
Longitude 11.9248 ± 0.0269
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 125610831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2234
Semi-minor axis of confidence ellipse (meter) 355
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 282
Circular confidence region, given by single value of horizontal uncertainty (meter) 2230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 112
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.64841
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 125610831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-29 04:15:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SALB.HHZ. 2024-02-29T03:42:54.77 3.0 undecidable manual Sn -5.38 0
OX.MPRI.HHZ. 2024-02-29T03:42:54.25 3.0 undecidable manual Sn 1.22 0
OX.MARN.HHZ. 2024-02-29T03:42:49.35 3.0 undecidable manual Sg 8.81 0
AC.KBN.HHZ.00 2024-02-29T03:42:48.73 3.0 undecidable manual Pn 1.84 0
GU.RNCA.HHZ. 2024-02-29T03:42:42.11 3.0 undecidable manual Sn 2.67 0
NI.POLC.HHZ. 2024-02-29T03:42:40.53 3.0 undecidable manual Sn -6.68 0
CR.STON.BHZ. 2024-02-29T03:42:26.40 3.0 positive manual Pg 16.139999 0
IV.SICLA.EHZ. 2024-02-29T03:42:25.66 3.0 positive manual Pn 0.86 0
OT.CGL1.HHZ. 2024-02-29T03:42:22.21 3.0 negative manual Pg 6.95 0
IV.MOCL.EHZ. 2024-02-29T03:42:05.44 3.0 undecidable manual Sg 1.53 0
OX.MARN.HHZ. 2024-02-29T03:41:56.15 3.0 undecidable manual Pn -4.18 0
IV.CAFI.HHZ. 2024-02-29T03:41:36.55 1.0 undecidable manual S 3 71.9724 50 0.15 23
IV.BARO.EHZ. 2024-02-29T03:41:30.43 0.3 undecidable manual S 168 49.1175 50 0.14 71
IV.ASSB.HHZ. 2024-02-29T03:41:27.51 0.1 undecidable manual P 56 71.8725 50 0.45 85
IV.CAFI.HHZ. 2024-02-29T03:41:26.65 0.6 positive manual P 3 71.9724 50 -0.43 43
IV.MGAB.HHZ. 2024-02-29T03:41:25.15 0.6 undecidable manual S 31 29.8479 50 -0.01 50
IV.BARO.EHZ. 2024-02-29T03:41:23.42 0.1 undecidable manual P 168 49.1175 50 -0.13 95
IV.ARCI.HHZ. 2024-02-29T03:41:23.24 1.0 positive manual P 298 41.2254 50 0.91 19
IV.SACS.HHZ. 2024-02-29T03:41:21.95 0.6 undecidable manual S 356 18.6702 117 0.35 48
IV.MGAB.HHZ. 2024-02-29T03:41:20.12 0.1 undecidable manual P 31 29.8479 50 -0.47 91
IV.LATE.HHZ. 2024-02-29T03:41:19.46 0.6 undecidable manual S 233 12.3765 127 -0.26 49
IV.SACS.HHZ. 2024-02-29T03:41:18.40 0.1 undecidable manual P 356 18.6702 117 -0.13 100
IV.LATE.HHZ. 2024-02-29T03:41:17.64 0.3 positive manual P 233 12.3765 127 0.19 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LATE.HHE. ML:2.2 0.00188 0.4 AML other m 2024-02-29T03:41:20.26
IV.SACS.HHE. ML:1.9 0.000676 0.58 AML other m 2024-02-29T03:41:22.20
IV.SACS.HNE. ML:1.9 0.0007135 0.58 AML other m 2024-02-29T03:41:22.20
IV.SACS.HNN. ML:1.8 0.0005954999999999999 0.94 AML other m 2024-02-29T03:41:22.60
IV.SACS.HHN. ML:1.8 0.0005389999999999999 0.44 AML other m 2024-02-29T03:41:22.38
IV.LATE.HHN. ML:2.4 0.002835 0.26 AML other m 2024-02-29T03:41:24.24
IV.MGAB.HNN. ML:2.0 0.000569 1.58 AML other m 2024-02-29T03:41:26.81
IV.MGAB.HHE. ML:2.1 0.0006075 0.22 AML other m 2024-02-29T03:41:26.28
IV.MGAB.HNE. ML:2.0 0.0005705 0.22 AML other m 2024-02-29T03:41:26.28
IV.MGAB.HHN. ML:2.1 0.0006035000000000001 0.34 AML other m 2024-02-29T03:41:26.81
IV.CAFI.HHN. ML:1.6 0.00006355 1.14 AML other m 2024-02-29T03:41:37.38
IV.CAFI.HHE. ML:1.7 0.00007825 0.18 AML other m 2024-02-29T03:41:39.40
IV.ASSB.HHE. ML:1.6 0.00006570000000000001 1.26 AML other m 2024-02-29T03:41:41.77
IV.ASSB.HHN. ML:1.6 0.00006594999999999999 0.58 AML other m 2024-02-29T03:41:42.03
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download