Earthquake with magnitude of ML 2.0 on date 07-12-2023 and time 03:58:22 (Italy) in region 3 km N Castel Viscardo (TR)

A magnitude ML 2.0 earthquake occured in region: 3 km N Castel Viscardo (TR), on

  • 07-12-2023 02:58:22 (UTC)
  • 07-12-2023 03:58:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7800, 12.0000 at 10 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
Castel Viscardo TR 3 2938 2938
Allerona TR 4 1794 4732
Castel Giorgio TR 8 2131 6863
Ficulle TR 8 1669 8532
Fabro TR 9 2876 11408
Orvieto TR 11 20630 32038
Acquapendente VT 12 5506 37544
Parrano TR 13 534 38078
San Lorenzo Nuovo VT 13 2091 40169
Porano TR 13 1966 42135
Proceno VT 14 557 42692
San Casciano dei Bagni SI 14 1632 44324
Bolsena VT 15 3991 48315
Grotte di Castro VT 16 2683 50998
Monteleone d'Orvieto TR 16 1467 52465
Montegabbione TR 18 1216 53681
Onano VT 18 995 54676
Lubriano VT 18 909 55585
Bagnoregio VT 19 3650 59235
Gradoli VT 19 1353 60588
Città della Pieve PG 19 7712 68300

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km N of Viterbo (67173 inhabitants)
48 Km SW of Perugia (166134 inhabitants)
58 Km W of Terni (111501 inhabitants)
61 Km W of Foligno (57155 inhabitants)
72 Km E of Grosseto (82087 inhabitants)
77 Km S of Arezzo (99543 inhabitants)
78 Km N of Civitavecchia (52991 inhabitants)
81 Km SE of Siena (53903 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 2.0 2023-12-07
02:58:22
42.7805 11.9998 11 2023-12-07
03:09:57
Sala Sismica INGV-Roma 123865061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-07 02:58:22 ± 0.1
Latitude 42.7805 ± 0.0045
Longitude 11.9998 ± 0.0061
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 123865061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 475
Semi-minor axis of confidence ellipse (meter) 301
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 324
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) 89
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.09533
Epicentral distance of station farthest from the epicenter (degree) 0.67089
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 123865061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-07 03:09:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HHZ. 2023-12-07T02:58:44.05 0.6 undecidable manual S 38 68.376 50 0.46 41
IV.ATMI.HHZ. 2023-12-07T02:58:43.42 0.6 undecidable manual S 19 65.1903 50 0.69 38
IV.ATCC.EHZ. 2023-12-07T02:58:43.16 0.6 undecidable manual S 49 68.6757 50 -0.5 41
IV.CAFI.HHZ. 2023-12-07T02:58:41.83 0.6 undecidable manual S 357 60.8946 50 0.23 44
IV.BARO.EHZ. 2023-12-07T02:58:41.91 0.6 undecidable manual S 176 59.1963 50 0.76 37
IV.MOMA.HHZ. 2023-12-07T02:58:37.18 0.6 undecidable manual S 87 46.5201 50 -0.57 41
IV.ARCI.HHZ. 2023-12-07T02:58:36.77 0.6 undecidable manual S 281 43.4232 50 -0.15 46
IV.ATVO.HHZ. 2023-12-07T02:58:35.92 0.3 negative manual P 26 74.4699 50 0.2 64
IV.ATCC.EHZ. 2023-12-07T02:58:34.98 0.1 undecidable manual P 49 68.6757 50 0.16 88
IV.MURB.HHZ. 2023-12-07T02:58:34.75 0.1 undecidable manual P 38 68.376 50 -0.03 90
IV.CAFI.HHZ. 2023-12-07T02:58:33.39 0.3 undecidable manual P 357 60.8946 50 -0.24 66
IV.BARO.EHZ. 2023-12-07T02:58:33.46 0.1 undecidable manual P 176 59.1963 50 0.09 91
IV.ATMI.HHZ. 2023-12-07T02:58:33.99 0.6 undecidable manual P 19 65.1903 50 -0.29 43
IV.MCIV.CHZ. 2023-12-07T02:58:32.13 0.6 undecidable manual S 270 26.3514 50 -0.23 47
TV.SF11.HHZ. 2023-12-07T02:58:32.81 0.3 undecidable manual S 291 27.8499 50 0.03 73
IV.LATE.HHZ. 2023-12-07T02:58:31.77 0.3 undecidable manual S 221 24.4533 50 -0.09 72
IV.ARCI.HHZ. 2023-12-07T02:58:31.00 0.1 negative manual P 281 43.4232 50 0.07 94
IV.MOMA.HHZ. 2023-12-07T02:58:30.93 0.6 positive manual P 87 46.5201 50 -0.48 43
IV.LATE.HHZ. 2023-12-07T02:58:28.09 0.1 undecidable manual P 221 24.4533 50 0.08 97
TV.SF11.HHZ. 2023-12-07T02:58:28.53 0.1 undecidable manual P 291 27.8499 50 -0.01 97
IV.MCIV.CHZ. 2023-12-07T02:58:28.10 0.1 negative manual P 270 26.3514 50 -0.2 94
IV.SACS.HNZ. 2023-12-07T02:58:27.95 0.3 undecidable manual S 316 10.5783 135 0.03 75
IV.SACS.HNZ. 2023-12-07T02:58:25.76 0.1 undecidable manual P 316 10.5783 135 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SACS.HHN. ML:2.1 0.00148 0.58 AML other m 2023-12-07T02:58:28.55
IV.SACS.HNN. ML:2.1 0.001405 0.58 AML other m 2023-12-07T02:58:28.26
IV.SACS.HNE. ML:2.3 0.0024699999999999995 0.74 AML other m 2023-12-07T02:58:28.48
IV.SACS.HHE. ML:2.3 0.002405 0.74 AML other m 2023-12-07T02:58:28.48
IV.LATE.HHE. ML:2.4 0.0014199999999999998 0.8 AML other m 2023-12-07T02:58:32.53
IV.MCIV.CHE. ML:2.1 0.0007709999999999999 0.16 AML other m 2023-12-07T02:58:32.58
IV.MCIV.CHN. ML:1.9 0.0004515 1.66 AML other m 2023-12-07T02:58:33.84
TV.SF11.HHN. ML:1.8 0.00032950000000000004 0.38 AML other m 2023-12-07T02:58:33.07
IV.LATE.HHN. ML:2.5 0.001815 0.96 AML other m 2023-12-07T02:58:34.55
TV.SF11.HHE. ML:1.9 0.0003845 0.2 AML other m 2023-12-07T02:58:34.61
IV.ARCI.HHE. ML:1.5 0.00009485 0.74 AML other m 2023-12-07T02:58:38.89
IV.ARCI.HHN. ML:1.4 0.00007085 0.24 AML other m 2023-12-07T02:58:40.77
IV.MOMA.HHN. ML:1.7 0.000149 0.42 AML other m 2023-12-07T02:58:41.62
IV.MOMA.HHE. ML:1.9 0.0002185 0.22 AML other m 2023-12-07T02:58:41.63
IV.CAFI.HHE. ML:1.8 0.00012825 1.28 AML other m 2023-12-07T02:58:42.30
IV.BARO.EHE. ML:1.2 0.00002925 0.18 AML other m 2023-12-07T02:58:43.41
IV.BARO.HNN. ML:2.2 0.000332 0.26 AML other m 2023-12-07T02:58:43.45
IV.CAFI.HHN. ML:1.6 0.0000919 0.86 AML other m 2023-12-07T02:58:43.80
IV.BARO.EHN. ML:2.2 0.0003055 1.24 AML other m 2023-12-07T02:58:43.94
IV.BARO.HNE. ML:2.1 0.000256 0.6 AML other m 2023-12-07T02:58:44.59
IV.ATMI.HHE. ML:2.3 0.00039549999999999996 0.32 AML other m 2023-12-07T02:58:45.35
IV.MURB.HHN. ML:2.5 0.000513 0.36 AML other m 2023-12-07T02:58:46.18
IV.MURB.HNN. ML:2.5 0.00054 0.32 AML other m 2023-12-07T02:58:46.35
IV.ATCC.EHE. ML:2.0 0.000176 0.46 AML other m 2023-12-07T02:58:46.92
IV.MURB.HNE. ML:2.6 0.0007155 1.76 AML other m 2023-12-07T02:58:47.05
IV.MURB.HHE. ML:2.7 0.000851 1.76 AML other m 2023-12-07T02:58:47.05
IV.ATMI.HHN. ML:2.3 0.000391 1.08 AML other m 2023-12-07T02:58:47.78
IV.ATCC.EHN. ML:1.9 0.000127 1.68 AML other m 2023-12-07T02:58:48.05
IV.ATVO.HHN. ML:1.8 0.000103 1.02 AML other m 2023-12-07T02:58:49.28
IV.ATVO.HHE. ML:1.8 0.00010109999999999999 1.22 AML other m 2023-12-07T02:58:50.95
IV.PIEI.HHE. ML:1.8 0.00007345 0.34 AML other m 2023-12-07T02:58:52.90
IV.PIEI.HHN. ML:1.6 0.000039 0.78 AML other m 2023-12-07T02:58:53.46
IV.PARC.HHE. ML:1.7 0.000055599999999999996 0.68 AML other m 2023-12-07T02:58:55.16
IV.PARC.HHN. ML:1.7 0.00005275 0.44 AML other m 2023-12-07T02:58:55.76
IV.CRE.HHE. ML:1.7 0.000052699999999999993 1.02 AML other m 2023-12-07T02:58:57.52
IV.CRE.HHN. ML:1.8 0.0000691 0.8 AML other m 2023-12-07T02:58:58.94
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
Waveforms Seismic signals in miniseed + resp format Download