Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 06-12-2022 and time 01:01:56 (Italy) in region 5 km N Pietralunga (PG)

A magnitude ML 1.2 earthquake occured in region: 5 km N Pietralunga (PG), on

  • 06-12-2022 00:01:56 (UTC)
  • 06-12-2022 01:01:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4870, 12.4340 at 9 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 5 2111 2111
Apecchio PU 8 1882 3993
Piobbico PU 13 2029 6022
Cantiano PU 16 2245 8267
Città di Castello PG 16 39913 48180
Montone PG 16 1680 49860
Cagli PU 19 8731 58591
Gubbio PG 19 32216 90807
Mercatello sul Metauro PU 20 1378 92185
Sant'Angelo in Vado PU 20 4133 96318

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km N of Perugia (166134 inhabitants)
45 Km E of Arezzo (99543 inhabitants)
61 Km SW of Pesaro (94582 inhabitants)
62 Km SW of Fano (60888 inhabitants)
63 Km NW of Foligno (57155 inhabitants)
65 Km S of Rimini (147750 inhabitants)
74 Km S of Cesena (96758 inhabitants)
88 Km SE of Forlì (117913 inhabitants)
89 Km W of Ancona (100861 inhabitants)
91 Km E of Siena (53903 inhabitants)
99 Km SE of Faenza (58541 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 2022-12-06
00:01:56		 43.4872 12.4343 9 2022-12-06
00:16:58		 Sala Sismica INGV-Roma 112544081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-06 00:01:56 ± 0.06
Latitude 43.4872 ± 0.0027
Longitude 12.4343 ± 0.0025
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 112544081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 280
Semi-minor axis of confidence ellipse (meter) 94
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 162
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 64
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.01799
Epicentral distance of station farthest from the epicenter (degree) 0.37502
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 112544081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-06 00:16:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2022-12-06T00:02:10.41 0.3 undecidable manual S 88 0.3678 50 0.06 69
IV.MPAG.EHZ. 2022-12-06T00:02:07.37 0.3 undecidable manual S 59 0.2752 106 -0.08 70
IV.MURB.HNZ. 2022-12-06T00:02:06.25 0.3 undecidable manual S 164 0.2338 108 0.33 67
IV.SSFR.HHZ. 2022-12-06T00:02:06.55 0.6 undecidable manual S 101 0.2572 107 -0.25 45
IV.FRON.EHZ. 2022-12-06T00:02:05.09 0.3 undecidable manual S 82 0.2131 110 -0.1 71
IV.PARC.HHZ. 2022-12-06T00:02:05.88 0.6 undecidable manual S 319 0.2149 110 0.64 41
IV.CAFI.HHZ. 2022-12-06T00:02:04.27 0.3 undecidable manual P 245 0.3750 50 -0.32 66
IV.ATSC.EHZ. 2022-12-06T00:02:04.57 0.3 undecidable manual S 109 0.1934 112 0.1 71
IV.ATMI.HHZ. 2022-12-06T00:02:04.50 0.6 undecidable manual S 218 0.1952 112 -0.02 48
IV.ARVD.HHZ. 2022-12-06T00:02:04.26 0.1 undecidable manual P 88 0.3678 50 -0.21 90
IV.ATLO.EHZ. 2022-12-06T00:02:03.56 0.3 undecidable manual S 187 0.1727 114 -0.19 70
IV.ATMC.EHZ. 2022-12-06T00:02:03.71 0.3 undecidable manual S 257 0.1799 113 -0.28 69
IV.SSFR.HHZ. 2022-12-06T00:02:02.93 0.3 undecidable manual P 101 0.2572 107 0.51 64
IV.TB02.DHZ.01 2022-12-06T00:02:02.09 0.3 undecidable manual S 189 0.1178 123 0.2 71
IV.MPAG.EHZ. 2022-12-06T00:02:02.54 0.1 undecidable manual P 59 0.2752 106 -0.25 91
IV.BADI.EHZ. 2022-12-06T00:02:02.48 0.3 undecidable manual S 279 0.1394 119 -0.11 72
IV.PARC.HHZ. 2022-12-06T00:02:01.81 0.3 undecidable manual P 319 0.2149 110 0.29 68
IV.MURB.HNZ. 2022-12-06T00:02:01.98 0.3 undecidable manual P 164 0.2338 108 0.07 71
IV.ATSC.EHZ. 2022-12-06T00:02:01.07 0.1 undecidable manual P 109 0.1934 112 -0.01 97
IV.ATMI.HHZ. 2022-12-06T00:02:01.49 0.3 undecidable manual P 218 0.1952 112 0.38 67
IV.FRON.EHZ. 2022-12-06T00:02:01.33 0.1 undecidable manual P 82 0.2131 110 -0.16 93
IV.TB01.DHZ.01 2022-12-06T00:02:01.54 0.3 undecidable manual S 179 0.1052 126 0.05 73
IV.APEC.HHZ. 2022-12-06T00:02:00.64 0.3 undecidable manual S 352 0.0719 137 0.12 73
IV.ATLO.EHZ. 2022-12-06T00:02:00.60 0.3 undecidable manual P 187 0.1727 114 -0.06 72
IV.ATMC.EHZ. 2022-12-06T00:02:00.63 0.1 undecidable manual P 257 0.1799 113 -0.17 94
IV.TB01.DHZ.01 2022-12-06T00:01:59.43 0.1 undecidable manual P 179 0.1052 126 0.07 97
IV.BADI.EHZ. 2022-12-06T00:01:59.98 0.1 undecidable manual P 279 0.1394 119 -0.01 98
IV.ATPC.HHZ. 2022-12-06T00:01:59.26 0.3 undecidable manual S 112 0.0180 167 -0.25 71
IV.PIEI.HHZ. 2022-12-06T00:01:59.16 0.1 undecidable manual P 56 0.0872 132 0.12 97
IV.TB02.DHZ.01 2022-12-06T00:01:59.76 0.1 undecidable manual P 189 0.1178 123 0.17 95
IV.ATPI.EHZ. 2022-12-06T00:01:59.50 0.3 undecidable manual S 213 0.0432 151 -0.37 69
IV.ATPI.EHZ. 2022-12-06T00:01:58.37 0.1 undecidable manual P 213 0.0432 151 -0.05 99
IV.APEC.HHZ. 2022-12-06T00:01:58.87 0.1 undecidable manual P 352 0.0719 137 0.07 98
IV.ATPC.HHZ. 2022-12-06T00:01:58.22 0.1 undecidable manual P 112 0.0180 167 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHN. ML:0.8 0.0001007 0.3 AML other m 2022-12-06T00:01:59.49
IV.APEC.HHE. ML:1.6 0.000655 0.14 AML other m 2022-12-06T00:02:00.71
IV.APEC.HHN. ML:1.3 0.00033999999999999997 0.38 AML other m 2022-12-06T00:02:00.69
IV.BADI.EHN. ML:1.4 0.0002205 0.32 AML other m 2022-12-06T00:02:02.74
IV.PIEI.HHE. ML:1.1 0.00016849999999999998 0.34 AML other m 2022-12-06T00:02:02.49
IV.BADI.EHE. ML:1.4 0.0002575 1.4 AML other m 2022-12-06T00:02:03.97
IV.ATMI.HHE. ML:1.2 0.000113 1.08 AML other m 2022-12-06T00:02:05.64
IV.ATMI.HHN. ML:1.1 0.00007875 0.22 AML other m 2022-12-06T00:02:05.73
IV.SSFR.HHN. ML:1.3 0.00010525000000000001 0.24 AML other m 2022-12-06T00:02:06.94
IV.SSFR.HHE. ML:1.4 0.000124 0.24 AML other m 2022-12-06T00:02:07.81
IV.CAFI.HHE. ML:0.8 0.0000207 1.3 AML other m 2022-12-06T00:02:11.90
IV.CAFI.HHN. ML:0.7 0.00001715 1.58 AML other m 2022-12-06T00:02:15.96
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