Earthquake with magnitude of ML 0.2 on date 23-06-2020 and time 14:44:41 (UTC) in region 2 km N Proceno (VT)

A magnitude ML 0.2 earthquake occured in region: 2 km N Proceno (VT), on

  • 23-06-2020 14:44:41 (UTC)
  • 23-06-2020 16:44:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7750, 11.8250 at 7 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
Proceno VT 2 557 557
Acquapendente VT 5 5506 6063
Onano VT 9 995 7058
Castell'Azzara GR 10 1476 8534
San Casciano dei Bagni SI 12 1632 10166
Grotte di Castro VT 12 2683 12849
San Lorenzo Nuovo VT 12 2091 14940
Allerona TR 13 1794 16734
Sorano GR 14 3428 20162
Piancastagnaio SI 14 4230 24392
Radicofani SI 15 1097 25489
Castel Viscardo TR 15 2938 28427
Castel Giorgio TR 15 2131 30558
Gradoli VT 15 1353 31911
Latera VT 16 836 32747
Abbadia San Salvatore SI 17 6444 39191
Fabro TR 18 2876 42067
Bolsena VT 20 3991 46058
Pitigliano GR 20 3818 49876

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km NW of Viterbo (67173 inhabitants)
58 Km E of Grosseto (82087 inhabitants)
59 Km SW of Perugia (166134 inhabitants)
71 Km W of Terni (111501 inhabitants)
73 Km SE of Siena (53903 inhabitants)
75 Km W of Foligno (57155 inhabitants)
76 Km N of Civitavecchia (52991 inhabitants)
77 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 0.2 2020-06-23
14:44:41
42.7748 11.825 7 2020-06-23
15:01:03
Sala Sismica INGV-Roma 80445741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-23 14:44:41 ± 0.16
Latitude 42.7748 ± 0.0045
Longitude 11.8250 ± 0.0037
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 80445741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 458
Semi-minor axis of confidence ellipse (meter) 158
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 165
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 128
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.25181
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.2

Field Value
Value 0.2
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 80445741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-23 15:01:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VENT.EHZ. 2020-06-23T14:46:02.28 3.0 undecidable manual Sg 14.85 0
IV.PLLN.EHZ. 2020-06-23T14:45:52.95 3.0 negative manual Pn 5.38 0
IV.ROSPO.HHZ. 2020-06-23T14:45:50.80 3.0 undecidable manual Sg 14.77 0
CH.MUGIO.HHZ. 2020-06-23T14:45:50.79 3.0 undecidable manual Sn 3.45 0
OX.CIMO.HHZ. 2020-06-23T14:45:37.38 3.0 undecidable manual Sn 0.33 0
IX.STN3.HNZ.01 2020-06-23T14:45:28.52 3.0 undecidable manual Pn 4.66 0
IV.RM33.HNZ. 2020-06-23T14:45:15.00 3.0 undecidable manual Sg 2.62 0
IV.MF5.EHZ. 2020-06-23T14:45:08.36 3.0 undecidable manual Sn -0.05 0
IV.PTRJ.HNZ. 2020-06-23T14:45:08.93 3.0 undecidable manual Pn 0.61 0
IV.RIBO.EHZ.01 2020-06-23T14:45:08.74 3.0 undecidable manual Sg 4.14 0
GU.CARD.HHZ. 2020-06-23T14:45:06.96 3.0 undecidable manual Sn 0.19 0
IT.GLNS.HNZ. 2020-06-23T14:45:06.27 3.0 undecidable manual Pn 0.52 0
IV.RMP.HHZ. 2020-06-23T14:44:57.16 3.0 positive manual Pn 1.66 0
IV.MGAB.HHZ. 2020-06-23T14:44:51.61 0.6 undecidable manual S 57 27.9498 103 0.34 46
IV.LATE.HHE. 2020-06-23T14:44:47.95 0.6 undecidable manual S 185 17.9709 110 -0.01 50
TV.SF13.HHE. 2020-06-23T14:44:47.64 0.6 undecidable manual S 286 17.3715 111 -0.14 49
GU.GSCL.HHZ. 2020-06-23T14:44:47.42 3.0 undecidable manual P -0.03 0
TV.SF04.EHZ. 2020-06-23T14:44:47.06 0.6 undecidable manual S 297 14.9739 114 0.05 50
TV.SF14.HHE. 2020-06-23T14:44:47.44 0.6 undecidable manual S 263 17.2716 111 -0.29 48
TV.SF03.EHZ. 2020-06-23T14:44:46.08 0.6 undecidable manual S 285 11.7771 120 0.08 50
IV.MGAB.HHZ. 2020-06-23T14:44:46.71 0.3 undecidable manual P 57 27.9498 103 -0.35 69
IV.LATE.HHE. 2020-06-23T14:44:45.31 0.6 undecidable manual P 185 17.9709 110 0.16 49
IV.MCIV.CHE. 2020-06-23T14:44:45.98 0.6 undecidable manual S 272 12.0768 119 -0.12 50
TV.SF13.HHE. 2020-06-23T14:44:45.00 0.1 undecidable manual P 286 17.3715 111 -0.05 100
IV.SACS.HHZ. 2020-06-23T14:44:45.66 0.6 undecidable manual S 40 10.7781 122 -0.04 51
TV.SF04.EHZ. 2020-06-23T14:44:44.76 0.1 undecidable manual P 297 14.9739 114 0.16 98
TV.SF14.HHE. 2020-06-23T14:44:44.89 0.3 undecidable manual P 263 17.2716 111 -0.13 74
TV.SF03.EHZ. 2020-06-23T14:44:44.29 0.3 undecidable manual P 285 11.7771 120 0.27 72
IV.ZCCA.HHZ. 2020-06-23T14:44:44.04 3.0 negative manual P -1.24 0
IV.MCIV.CHE. 2020-06-23T14:44:44.25 0.3 undecidable manual P 272 12.0768 119 0.17 74
IV.SACS.HHZ. 2020-06-23T14:44:43.74 0.1 undecidable manual P 40 10.7781 122 -0.1 100
IV.MTRZ.HNZ. 2020-06-23T14:44:43.26 3.0 undecidable manual P 0.05 0
IT.UMBT.HGZ. 2020-06-23T14:44:40.78 3.0 negative manual P -0.56 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SACS.HHE. ML:0.2 0.000022518225 0.1216 AML other m 2020-06-23T14:44:46.63
IV.SACS.HHN. ML:0.1 0.000020888555 0.2176 AML other m 2020-06-23T14:44:47.03
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