Earthquake with magnitude of ML 0.9 on date 24-05-2020 and time 03:26:53 (UTC) in region 2 km SW Castel Giorgio (TR)

A magnitude ML 0.9 earthquake occured in region: 2 km SW Castel Giorgio (TR), on

  • 24-05-2020 03:26:53 (UTC)
  • 24-05-2020 05:26:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6920, 11.9720 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.

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 Giorgio TR 2 2131 2131
Bolsena VT 5 3991 6122
San Lorenzo Nuovo VT 5 2091 8213
Castel Viscardo TR 8 2938 11151
Grotte di Castro VT 9 2683 13834
Acquapendente VT 11 5506 19340
Porano TR 11 1966 21306
Gradoli VT 11 1353 22659
Orvieto TR 12 20630 43289
Bagnoregio VT 13 3650 46939
Lubriano VT 13 909 47848
Onano VT 13 995 48843
Allerona TR 14 1794 50637
Proceno VT 14 557 51194
Latera VT 14 836 52030
Capodimonte VT 17 1731 53761
Marta VT 18 3499 57260
Montefiascone VT 18 13432 70692
Ficulle TR 18 1669 72361
Valentano VT 18 2868 75229
Celleno VT 19 1355 76584
Fabro TR 20 2876 79460
Castiglione in Teverina VT 20 2329 81789

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NW of Viterbo (67173 inhabitants)
57 Km W of Terni (111501 inhabitants)
57 Km SW of Perugia (166134 inhabitants)
67 Km W of Foligno (57155 inhabitants)
68 Km N of Civitavecchia (52991 inhabitants)
71 Km E of Grosseto (82087 inhabitants)
87 Km S of Arezzo (99543 inhabitants)
87 Km SE of Siena (53903 inhabitants)
98 Km NW of Roma (2864731 inhabitants)
99 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 0.9 2020-05-24
03:26:53
42.6915 11.9723 11 2020-05-24
03:35:54
Sala Sismica INGV-Roma 79498331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-24 03:26:53 ± 0.11
Latitude 42.6915 ± 0.0045
Longitude 11.9723 ± 0.0073
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 79498331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 636
Semi-minor axis of confidence ellipse (meter) 415
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 285
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.44696
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 79498331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-24 03:35:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAGR.HHZ. 2020-05-24T03:28:25.65 3.0 undecidable manual Pg 14.63 0
IV.MBAL.EHZ. 2020-05-24T03:28:24.98 3.0 undecidable manual Sn 4.69 0
IV.PETRA.HHZ. 2020-05-24T03:28:06.49 3.0 positive manual Pn -0.45 0
IV.MTMR.EHZ. 2020-05-24T03:27:36.94 3.0 undecidable manual Pn 1.1 0
IV.ROSPO.HHZ. 2020-05-24T03:27:30.52 3.0 undecidable manual Pg 3.3 0
IV.CSP1.EHZ. 2020-05-24T03:27:21.40 3.0 undecidable manual S -3.73 0
IV.FIR.HHZ. 2020-05-24T03:27:16.79 3.0 undecidable manual Pg 1 0
IV.MNTT.EHZ. 2020-05-24T03:27:13.29 3.0 undecidable manual P -0.9 0
IV.BARO.HNE. 2020-05-24T03:27:09.67 0.6 undecidable manual S 172 49.617 50 0.19 61
TV.SF14.HHZ. 2020-05-24T03:27:04.33 0.6 undecidable manual S 284 29.9478 50 0.09 64
TV.SF13.HHZ. 2020-05-24T03:27:04.93 0.3 undecidable manual S 296 32.0457 50 0.16 95
IV.MGAB.HHZ. 2020-05-24T03:27:03.16 0.3 undecidable manual S 25 27.0507 50 -0.28 93
TV.SF04.EHZ. 2020-05-24T03:27:03.76 0.6 undecidable manual S 302 30.0477 50 -0.48 59
TV.SF03.EHZ. 2020-05-24T03:27:02.91 0.6 undecidable manual S 298 26.4513 50 -0.37 61
IV.BARO.HNE. 2020-05-24T03:27:02.78 0.6 undecidable manual P 172 49.617 50 -0.02 63
IV.SACS.HHZ. 2020-05-24T03:27:01.20 0.3 undecidable manual S 344 18.1707 120 0.22 96
TV.SF13.HHZ. 2020-05-24T03:27:00.19 0.6 undecidable manual P 296 32.0457 50 0.11 64
IV.LATE.HHZ. 2020-05-24T03:27:00.02 0.3 undecidable manual S 238 16.2726 123 -0.38 93
TV.SF04.EHZ. 2020-05-24T03:27:00.14 0.6 undecidable manual P 302 30.0477 50 0.37 61
TV.SF14.HHZ. 2020-05-24T03:27:00.01 0.6 undecidable manual P 284 29.9478 50 0.24 62
IV.MGAB.HHZ. 2020-05-24T03:26:59.18 0.3 negative manual P 25 27.0507 50 -0.13 96
TV.SF03.EHZ. 2020-05-24T03:26:59.64 0.6 undecidable manual P 298 26.4513 50 0.42 60
IV.LATE.HHZ. 2020-05-24T03:26:57.58 0.3 negative manual P 238 16.2726 123 0.03 100
IV.SACS.HHZ. 2020-05-24T03:26:57.89 0.3 undecidable manual P 344 18.1707 120 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LATE.HHE. ML:1.0 0.00008854999999999998 0.36 AML other m 2020-05-24T03:27:01.35
IV.SACS.HHN. ML:1.0 0.00008335 0.42 AML other m 2020-05-24T03:27:01.39
IV.SACS.HHE. ML:1.1 0.00009379999999999999 0.22 AML other m 2020-05-24T03:27:01.50
IV.MGAB.HHE. ML:0.8 0.00003105 0.34 AML other m 2020-05-24T03:27:05.17
IV.LATE.HHN. ML:1.1 0.000112201885 0.2208 AML other m 2020-05-24T03:27:03.59
IV.SACS.HNE. ML:1.4 0.00018346394999999997 1.4192 AML other m 2020-05-24T03:27:01.61
IV.MGAB.HHN. ML:0.9 0.000038353100000000004 4.32 AML other m 2020-05-24T03:27:05.79
IV.MGAB.HNE. ML:0.9 0.00003782973 0.5392 AML other m 2020-05-24T03:27:03.83
IV.MGAB.HNN. ML:0.8 0.000029584855 0.3008 AML other m 2020-05-24T03:27:03.75
TV.SF04.EHE. ML:0.7 0.000025898005000000002 0.16 AML other m 2020-05-24T03:27:06.81
TV.SF04.EHN. ML:0.8 0.00003099857 1.4 AML other m 2020-05-24T03:27:05.26
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