Earthquake with magnitude of ML 0.3 on date 18-12-2019 and time 22:56:30 (UTC) in region 5 km SW Sigillo (PG)

A magnitude ML 0.3 earthquake occured in region: 5 km SW Sigillo (PG), on

  • 18-12-2019 22:56:30 (UTC)
  • 18-12-2019 23:56:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3080, 12.6940 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
Sigillo PG 5 2404 2404
Fossato di Vico PG 6 2840 5244
Costacciaro PG 6 1216 6460
Gubbio PG 11 32216 38676
Scheggia e Pascelupo PG 11 1393 40069
Gualdo Tadino PG 11 15208 55277
Fabriano AN 17 31480 86757
Valfabbrica PG 18 3389 90146
Cantiano PU 19 2245 92391
Sassoferrato AN 20 7285 99676

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km NE of Perugia (166134 inhabitants)
39 Km N of Foligno (57155 inhabitants)
65 Km SW of Fano (60888 inhabitants)
68 Km E of Arezzo (99543 inhabitants)
69 Km S of Pesaro (94582 inhabitants)
75 Km W of Ancona (100861 inhabitants)
83 Km N of Terni (111501 inhabitants)
84 Km S of Rimini (147750 inhabitants)
99 Km SE of Cesena (96758 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 0.3 2019-12-18
22:56:30
43.3082 12.6938 11 2019-12-18
23:26:56
Sala Sismica INGV-Roma 74776671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-18 22:56:30 ± 0.05
Latitude 43.3082 ± 0.0027
Longitude 12.6938 ± 0.0049
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 74776671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 401
Semi-minor axis of confidence ellipse (meter) 330
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 100
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 80
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.05036
Epicentral distance of station farthest from the epicenter (degree) 0.27070
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitude information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.1
Num. used stations 5
Type of magnitude ML
Reference to an origin 74776671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-18 23:26:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATPI.EHZ. 2019-12-18T22:56:40.03 0.6 undecidable manual S 304 28.3494 50 -0.27 62
IV.ASSB.HHZ. 2019-12-18T22:56:40.53 0.6 undecidable manual S 186 29.5482 50 -0.11 64
IV.ATTE.HHZ. 2019-12-18T22:56:40.51 0.6 undecidable manual S 246 30.0477 50 -0.26 62
IV.ATVO.HHZ. 2019-12-18T22:56:38.93 0.6 undecidable manual S 290 24.5532 50 -0.37 61
IV.ATBU.EHZ. 2019-12-18T22:56:38.66 0.6 undecidable manual S 328 21.9669 50 0.05 65
IV.SNTG.HHZ. 2019-12-18T22:56:38.15 0.6 undecidable manual S 106 20.7681 117 -0.11 65
IV.ATLO.HNZ. 2019-12-18T22:56:38.72 0.6 undecidable manual S 272 23.1546 50 -0.2 63
IV.PIEI.HHZ. 2019-12-18T22:56:36.19 0.3 undecidable manual P 333 28.2495 50 0.17 95
IV.SSFR.HHZ. 2019-12-18T22:56:36.73 0.6 undecidable manual S 27 15.873 124 -0.07 66
IV.ATCC.EHZ. 2019-12-18T22:56:36.30 0.6 undecidable manual S 198 14.3745 126 -0.05 66
IV.MURB.HHZ. 2019-12-18T22:56:36.54 0.6 undecidable manual S 250 14.5743 126 0.12 65
IV.ASSB.HHZ. 2019-12-18T22:56:36.19 0.3 undecidable manual P 186 29.5482 50 -0.03 97
IV.ATTE.HHZ. 2019-12-18T22:56:36.51 0.3 undecidable manual P 246 30.0477 50 0.22 94
IV.ATBU.EHZ. 2019-12-18T22:56:35.30 0.3 undecidable manual P 328 21.9669 50 0.25 94
IV.TB01.DHZ.01 2019-12-18T22:56:35.57 0.3 undecidable manual P 291 22.3554 50 0.47 90
IV.SNTG.HHZ. 2019-12-18T22:56:35.21 0.3 undecidable manual P 106 20.7681 117 0.37 92
IV.ATLO.HNZ. 2019-12-18T22:56:35.24 0.3 undecidable manual P 272 23.1546 50 0.02 99
IV.ATVO.HHZ. 2019-12-18T22:56:35.46 0.3 undecidable manual P 290 24.5532 50 0.02 98
IV.ATPI.EHZ. 2019-12-18T22:56:35.91 0.3 undecidable manual P 304 28.3494 50 -0.12 96
IV.ATSC.EHZ. 2019-12-18T22:56:35.73 0.6 undecidable manual S 357 12.876 129 -0.22 64
IV.TB02.DHZ.01 2019-12-18T22:56:35.33 0.3 undecidable manual P 287 23.9538 50 -0.02 98
IV.FRON.EHZ. 2019-12-18T22:56:34.97 0.3 undecidable manual P 6 23.3544 50 -0.29 93
IV.SSFR.HHZ. 2019-12-18T22:56:34.19 0.3 undecidable manual P 27 15.873 124 0.19 96
IV.MURB.HHZ. 2019-12-18T22:56:33.89 0.3 undecidable manual P 250 14.5743 126 0.11 98
IV.ATSC.EHZ. 2019-12-18T22:56:33.62 0.3 undecidable manual P 357 12.876 129 0.11 99
IV.FOSV.HNZ. 2019-12-18T22:56:33.76 0.6 undecidable manual S 105 5.5944 152 -0.57 60
IV.ATCC.EHZ. 2019-12-18T22:56:33.80 0.3 undecidable manual P 198 14.3745 126 0.06 99
IV.FOSV.HNZ. 2019-12-18T22:56:32.48 0.3 undecidable manual P 105 5.5944 152 -0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MURB.HHE. ML:0.2 0.000016844225 0.1792 AML other m 2019-12-18T22:56:36.90
IV.MURB.HHN. ML:0.5 0.000029583045 0.256 AML other m 2019-12-18T22:56:37.80
IV.SNTG.HHN. ML:0.2 0.000009980049500000001 0.2048 AML other m 2019-12-18T22:56:38.25
IV.ASSB.HHE. ML:0.3 0.000008354533000000001 0.0768 AML other m 2019-12-18T22:56:41.02
IV.ASSB.HHN. ML:0.3 0.000008171757 0.0384 AML other m 2019-12-18T22:56:40.74
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