Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.5 on date 05-12-2022 and time 17:24:03 (UTC) in region 4 km N Pietralunga (PG)

A magnitude ML 0.5 earthquake occured in region: 4 km N Pietralunga (PG), on

  • 05-12-2022 17:24:03 (UTC)
  • 05-12-2022 18:24:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4770, 12.4330 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.

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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 4 2111 2111
Apecchio PU 9 1882 3993
Piobbico PU 14 2029 6022
Montone PG 15 1680 7702
Cantiano PU 16 2245 9947
Città di Castello PG 16 39913 49860
Gubbio PG 18 32216 82076
Cagli PU 19 8731 90807

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km N of Perugia (166134 inhabitants)
44 Km E of Arezzo (99543 inhabitants)
62 Km SW of Pesaro (94582 inhabitants)
62 Km NW of Foligno (57155 inhabitants)
62 Km SW of Fano (60888 inhabitants)
66 Km S of Rimini (147750 inhabitants)
75 Km S of Cesena (96758 inhabitants)
89 Km SE of Forlì (117913 inhabitants)
89 Km W of Ancona (100861 inhabitants)
91 Km E of Siena (53903 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 2022-12-05
17:24:03		 43.4772 12.4333 7 2022-12-05
17:32:03		 Sala Sismica INGV-Roma 112536691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-05 17:24:03 ± 0.12
Latitude 43.4772 ± 0.0027
Longitude 12.4333 ± 0.0050
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 112536691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 402
Semi-minor axis of confidence ellipse (meter) 135
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 304
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) 116
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.17087
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 112536691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-05 17:32:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GE.MATE.HHZ. 2022-12-05T17:25:15.63 3.0 undecidable manual Pn 6.56 0
ST.CARE.HNZ. 2022-12-05T17:25:12.27 3.0 undecidable manual Sg 3.23 0
MN.TRI.HHZ. 2022-12-05T17:25:00.29 3.0 undecidable manual Sg 2.04 0
IV.GSCL.HHZ. 2022-12-05T17:24:16.58 3.0 undecidable manual P 0
IV.BADI.EHZ. 2022-12-05T17:24:09.24 0.1 undecidable manual S 283 15.6732 114 0.17 95
IV.NARO.HHZ. 2022-12-05T17:24:09.92 0.1 undecidable manual S 39 18.9699 110 -0.22 93
IV.TB02.DHE.01 2022-12-05T17:24:08.01 0.3 undecidable manual S 189 11.9769 120 0.07 73
IV.TB01.DHE.01 2022-12-05T17:24:07.52 0.1 undecidable manual S 179 10.5783 124 -0.01 99
IV.PIEI.HHZ. 2022-12-05T17:24:07.80 0.1 undecidable manual S 52 10.4784 124 0.31 93
IV.BADI.EHZ. 2022-12-05T17:24:06.47 0.3 undecidable manual P 283 15.6732 114 -0.08 72
IV.NARO.HHZ. 2022-12-05T17:24:06.91 0.3 undecidable manual P 39 18.9699 110 -0.26 69
IV.PIEI.HHZ. 2022-12-05T17:24:05.73 0.1 undecidable manual P 52 10.4784 124 0.09 97
IV.TB02.DHE.01 2022-12-05T17:24:05.93 0.1 undecidable manual P 189 11.9769 120 0.03 98
IV.ATPC.HHE. 2022-12-05T17:24:05.64 0.1 undecidable manual S 78 1.8981 165 -0.01 100
IV.TB01.DHE.01 2022-12-05T17:24:05.72 0.3 undecidable manual P 179 10.5783 124 0.05 73
IV.ATPI.HNE. 2022-12-05T17:24:05.70 0.1 undecidable manual S 221 3.8961 151 -0.2 96
IV.ATPC.HHE. 2022-12-05T17:24:04.65 0.1 undecidable manual P 78 1.8981 165 0.07 99
IV.ATPI.HNE. 2022-12-05T17:24:04.65 0.1 undecidable manual P 221 3.8961 151 -0.08 98
IV.TB03.DHZ.01 2022-12-05T17:24:03.12 3.0 undecidable manual P 0
IV.IMOL.HNZ. 2022-12-05T17:23:59.94 3.0 positive manual P -1.37 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHN. ML:0.4 0.000035000000000000004 0.22 AML other m 2022-12-05T17:24:08.07
IV.PIEI.HHE. ML:0.6 0.000054030485 0.1024 AML other m 2022-12-05T17:24:08.31
IV.PIEI.HNE. ML:0.9 0.00010960029500000001 0.7168 AML other m 2022-12-05T17:24:21.29
IV.PIEI.HNN. ML:0.8 0.00008624962499999999 0.6784 AML other m 2022-12-05T17:24:19.31
IV.BADI.EHE. ML:0.3 0.000021761349999999998 0.1152 AML other m 2022-12-05T17:24:10.31
IV.BADI.EHN. ML:0.5 0.000027984655 0.1536 AML other m 2022-12-05T17:24:09.94
IV.NARO.HHE. ML:0.1 0.0000112927415 0.064 AML other m 2022-12-05T17:24:10.20
IV.NARO.HHN. ML:0.3 0.00001404981 0.064 AML other m 2022-12-05T17:24:10.50
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