Earthquake with magnitude of ML 0.5 on date 17-11-2020 and time 02:36:31 (UTC) in region Pietralunga (PG)

A magnitude ML 0.5 earthquake occured in region: Pietralunga (PG), on

  • 17-11-2020 02:36:31 (UTC)
  • 17-11-2020 03:36:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4470, 12.4390 at 6 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
Pietralunga PG 1 2111 2111
Apecchio PU 13 1882 3993
Montone PG 13 1680 5673
Gubbio PG 15 32216 37889
Cantiano PU 16 2245 40134
CittĂ  di Castello PG 16 39913 80047
Piobbico PU 17 2029 82076
Umbertide PG 18 16681 98757
Scheggia e Pascelupo PG 19 1393 100150

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km N of Perugia (166134 inhabitants)
45 Km E of Arezzo (99543 inhabitants)
59 Km NW of Foligno (57155 inhabitants)
64 Km SW of Pesaro (94582 inhabitants)
64 Km SW of Fano (60888 inhabitants)
69 Km S of Rimini (147750 inhabitants)
78 Km S of Cesena (96758 inhabitants)
89 Km W of Ancona (100861 inhabitants)
91 Km E of Siena (53903 inhabitants)
92 Km SE of Forlì (117913 inhabitants)
100 Km N of Terni (111501 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 0.5 2020-11-17
02:36:31
43.4473 12.4392 6 2020-11-17
02:48:06
Sala Sismica INGV-Roma 84790101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-17 02:36:31 ± 0.1
Latitude 43.4473 ± 0.0027
Longitude 12.4392 ± 0.0050
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 84790101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 398
Semi-minor axis of confidence ellipse (meter) 113
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 119
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) 69
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) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.02698
Epicentral distance of station farthest from the epicenter (degree) 0.24911
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.1
Num. used stations 3
Type of magnitude ML
Reference to an origin 84790101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-17 02:48:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2020-11-17T02:36:39.13 0.6 undecidable manual S 32 21.3675 106 -0.45 59
IV.BADI.EHZ. 2020-11-17T02:36:38.38 0.6 undecidable manual S 294 17.1717 109 0.21 63
IV.SSFR.HHZ. 2020-11-17T02:36:37.43 0.3 undecidable manual P 92 27.6501 102 -0.12 94
IV.APEC.HHZ. 2020-11-17T02:36:37.00 0.6 undecidable manual S 353 12.3765 116 0.35 61
IV.ATBU.HNZ. 2020-11-17T02:36:36.34 0.6 undecidable manual S 70 9.3795 122 0.62 57
IV.NARO.HHZ. 2020-11-17T02:36:36.20 0.3 undecidable manual P 32 21.3675 106 -0.12 95
IV.FRON.EHZ. 2020-11-17T02:36:36.65 0.3 undecidable manual P 71 24.3534 104 -0.25 92
IV.MURB.HNZ. 2020-11-17T02:36:36.32 0.3 undecidable manual P 161 21.5673 105 -0.04 97
IV.BADI.EHZ. 2020-11-17T02:36:35.59 0.3 undecidable manual P 294 17.1717 109 0.08 96
IV.ATVO.HHZ. 2020-11-17T02:36:35.21 0.6 undecidable manual S 200 7.6812 128 -0.04 66
IV.TB02.DHZ.01 2020-11-17T02:36:35.94 0.6 undecidable manual S 196 8.88 124 0.36 62
IV.ATMC.EHZ. 2020-11-17T02:36:35.95 0.3 undecidable manual P 270 19.869 107 -0.07 96
IV.TB02.DHZ.01 2020-11-17T02:36:34.10 0.3 undecidable manual P 196 8.88 124 0.09 98
IV.ATPC.HNZ. 2020-11-17T02:36:34.30 0.6 undecidable manual S 21 3.996 146 -0.05 66
IV.APEC.HHZ. 2020-11-17T02:36:34.80 0.3 undecidable manual P 353 12.3765 116 0.17 96
IV.ATBU.HNZ. 2020-11-17T02:36:34.33 0.3 undecidable manual P 70 9.3795 122 0.24 95
IV.TB03.DHZ.01 2020-11-17T02:36:34.62 0.6 undecidable manual S 204 5.5944 137 -0.09 65
IV.ATPI.EHZ. 2020-11-17T02:36:33.77 0.6 undecidable manual S 277 2.997 153 -0.41 61
IV.TB03.DHZ.01 2020-11-17T02:36:33.46 0.3 undecidable manual P 204 5.5944 137 -0.05 99
IV.TB01.DHZ.01 2020-11-17T02:36:33.75 0.3 undecidable manual P 182 7.2927 129 -0.01 100
IV.ATPC.HNZ. 2020-11-17T02:36:33.29 0.3 undecidable manual P 21 3.996 146 -0.02 100
IV.ATVO.HHZ. 2020-11-17T02:36:33.85 0.3 undecidable manual P 200 7.6812 128 0.03 99
IV.ATPI.EHZ. 2020-11-17T02:36:32.99 0.3 undecidable manual P 277 2.997 153 -0.22 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATPI.EHE. ML:0.0 0.00022708880000000002 0.2 AML other m 2020-11-17T02:36:34.38
IV.ATPI.EHN. ML:0.0 0.00015323124 0.12 AML other m 2020-11-17T02:36:33.86
IV.ATPI.HNE. ML:0.0 0.0002231845 0.1984 AML other m 2020-11-17T02:36:34.37
IV.ATVO.HHE. ML:0.0 0.00007728824000000001 0.16 AML other m 2020-11-17T02:36:35.55
IV.ATVO.HHN. ML:0.0 0.000045132799 0.1792 AML other m 2020-11-17T02:36:35.42
IV.APEC.HHE. ML:0.5 0.000039446965 0.1408 AML other m 2020-11-17T02:36:37.23
IV.APEC.HHN. ML:0.4 0.000031794830000000005 0.12 AML other m 2020-11-17T02:36:37.37
IV.BADI.EHE. ML:0.6 0.000040036815000000004 0.1408 AML other m 2020-11-17T02:36:39.25
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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