Earthquake with magnitude of ML 1.2 on date 08-02-2020 and time 19:03:11 (Italy) in region 6 km SE Castel Ritaldi (PG)

A magnitude ML 1.2 earthquake occured in region: 6 km SE Castel Ritaldi (PG), on

  • 08-02-2020 18:03:11 (UTC)
  • 08-02-2020 19:03:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7870, 12.7210 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 Ritaldi PG 6 3278 3278
Spoleto PG 6 38218 41496
Campello sul Clitunno PG 6 2442 43938
Trevi PG 10 8469 52407
Sant'Anatolia di Narco PG 11 564 52971
Vallo di Nera PG 12 364 53335
Scheggino PG 12 461 53796
Giano dell'Umbria PG 13 3846 57642
Montefalco PG 13 5679 63321
Massa Martana PG 16 3770 67091
Cerreto di Spoleto PG 17 1075 68166
Acquasparta TR 18 4778 72944
Bevagna PG 19 5081 78025
Foligno PG 19 57155 135180
Ferentillo TR 19 1913 137093
Gualdo Cattaneo PG 19 6155 143248
Poggiodomo PG 19 117 143365

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km S of Foligno (57155 inhabitants)
26 Km N of Terni (111501 inhabitants)
45 Km SE of Perugia (166134 inhabitants)
65 Km NE of Viterbo (67173 inhabitants)
74 Km NW of L'Aquila (69753 inhabitants)
82 Km W of Teramo (54892 inhabitants)
87 Km N of Guidonia Montecelio (88673 inhabitants)
92 Km N of Tivoli (56533 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 1.2 2020-02-08
18:03:11
42.7867 12.7207 11 2020-02-08
18:11:36
Sala Sismica INGV-Roma 76353061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-08 18:03:11 ± 0.03
Latitude 42.7867 ± 0.0027
Longitude 12.7207 ± 0.0025
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 76353061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 288
Semi-minor axis of confidence ellipse (meter) 205
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 213
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 81
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.40290
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 76353061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-08 18:11:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAVE.HHZ. 2020-02-08T18:04:28.98 3.0 undecidable manual Sg 3.72 0
IT.VNF1.HGZ. 2020-02-08T18:03:42.96 3.0 positive manual Pg 1.66 0
IV.FIR.HHZ. 2020-02-08T18:03:38.64 3.0 undecidable manual P -1.27 0
IV.NRCA.HHZ. 2020-02-08T18:03:22.42 0.3 undecidable manual S 81 32.4453 50 0.1 71
IV.MURB.HHZ. 2020-02-08T18:03:21.67 3.0 negative manual P -1.68 0
IV.CESI.HHZ. 2020-02-08T18:03:21.17 0.3 undecidable manual S 32 28.4493 50 -0.08 72
IV.MGAB.HHZ. 2020-02-08T18:03:21.00 3.0 undecidable manual P -2.16 0
IV.MMO1.EHZ. 2020-02-08T18:03:20.52 3.0 undecidable manual P -0.46 0
IV.ATCC.EHZ. 2020-02-08T18:03:19.62 0.6 undecidable manual P 352 44.7219 50 0.14 46
IV.GAVE.EHZ. 2020-02-08T18:03:18.23 0.3 undecidable manual S 126 17.5713 122 -0.07 73
IV.MC2.EHZ. 2020-02-08T18:03:18.98 0.1 undecidable manual P 70 40.5261 50 0.14 93
IV.FDMO.HHZ. 2020-02-08T18:03:18.83 0.1 undecidable manual P 47 40.7259 50 -0.04 95
IV.NRCA.HHZ. 2020-02-08T18:03:17.47 0.1 undecidable manual P 81 32.4453 50 -0.12 94
IT.MTCL.HGZ. 2020-02-08T18:03:17.52 0.1 undecidable manual P 44 32.2455 50 -0.05 96
IV.LNSS.HHZ. 2020-02-08T18:03:17.70 0.3 undecidable manual P 128 33.0447 50 0.01 72
IV.CESI.HHZ. 2020-02-08T18:03:16.96 0.1 undecidable manual P 32 28.4493 50 -0.02 97
IV.CESX.HHZ. 2020-02-08T18:03:16.03 0.1 undecidable manual P 209 22.5552 50 -0.04 98
IV.MOMA.HHZ. 2020-02-08T18:03:16.73 0.3 undecidable manual S 279 12.3765 131 -0.11 73
IV.GAVE.EHZ. 2020-02-08T18:03:15.33 0.1 undecidable manual P 126 17.5713 122 0.06 98
IT.GNU.HGZ. 2020-02-08T18:03:14.57 0.1 undecidable manual P 279 12.3765 131 0.14 97
IV.MOMA.HHZ. 2020-02-08T18:03:14.43 0.1 undecidable manual P 279 12.3765 131 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOMA.HHE. ML:1.7 0.0005775 0.24 AML other m 2020-02-08T18:03:17.17
IV.MOMA.HHN. ML:1.4 0.000256 0.14 AML other m 2020-02-08T18:03:17.41
IV.GAVE.EHE. ML:1.2 0.00012745 1.62 AML other m 2020-02-08T18:03:18.87
IV.GAVE.EHN. ML:1.2 0.000126 0.7 AML other m 2020-02-08T18:03:19.66
IV.CESX.HHE. ML:1.0 0.00006709999999999999 0.24 AML other m 2020-02-08T18:03:20.36
IV.CESX.HHN. ML:1.2 0.00009955 0.44 AML other m 2020-02-08T18:03:21.14
IV.CESI.HHE. ML:1.0 0.000052900000000000005 0.58 AML other m 2020-02-08T18:03:21.41
IV.CESI.HHN. ML:1.1 0.0000671 0.52 AML other m 2020-02-08T18:03:22.49
IV.NRCA.HHN. ML:1.2 0.00007485 1.24 AML other m 2020-02-08T18:03:23.72
IV.NRCA.HHE. ML:1.3 0.00009104999999999999 0.18 AML other m 2020-02-08T18:03:23.18
IV.LNSS.HHE. ML:1.4 0.00010195 0.58 AML other m 2020-02-08T18:03:24.37
IV.FDMO.HHN. ML:1.1 0.000043349999999999997 0.28 AML other m 2020-02-08T18:03:25.53
IV.LNSS.HHN. ML:1.1 0.00005385 0.52 AML other m 2020-02-08T18:03:25.17
IV.FDMO.HHE. ML:1.1 0.0000454 0.12 AML other m 2020-02-08T18:03:26.24
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