Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 08-12-2022 and time 11:53:00 (UTC) in region 4 km N Pietralunga (PG)

A magnitude ML 1.4 earthquake occured in region: 4 km N Pietralunga (PG), on

  • 08-12-2022 11:53:00 (UTC)
  • 08-12-2022 12:53:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4820, 12.4350 at 8 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Cantiano PU 16 2245 8267
Montone PG 16 1680 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
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)
62 Km NW of Foligno (57155 inhabitants)
65 Km S of Rimini (147750 inhabitants)
75 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)
100 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
Bulletin
Rev1000 		ML 1.4 2022-12-08
11:53:00		 43.4817 12.4347 9 2024-03-01
15:28:27		 Bollettino Sismico Italiano INGV 118650341
Reviewed
Rev100 		ML 1.4 2022-12-08
11:53:00		 43.4772 12.4333 8 2022-12-08
12:07:52		 Sala Sismica INGV-Roma 112627531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-08 11:53:00 ± 0.04
Latitude 43.4817 ± 0.0018
Longitude 12.4347 ± 0.0025
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 118650341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 229
Semi-minor axis of confidence ellipse (meter) 184
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 23
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 63
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 41
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) 0.01619
Epicentral distance of station farthest from the epicenter (degree) 0.68259
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 118650341
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-22 22:05:45

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 112627531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-08 12:07:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2022-12-08T11:53:24.44 0.6 undecidable manual S 125 75.7686 50 1.01 32
IV.ARVD.HHZ. 2022-12-08T11:53:14.12 0.3 undecidable manual S 87 40.8258 50 0.01 71
IV.CRE.HHZ. 2022-12-08T11:53:14.02 0.6 undecidable manual S 292 41.7249 50 -0.32 44
IV.ATCC.EHZ. 2022-12-08T11:53:13.38 0.6 undecidable manual S 153 36.8298 50 0.33 44
IV.CSP1.EHZ. 2022-12-08T11:53:13.54 0.3 undecidable manual P 125 75.7686 50 -0.07 65
IV.FOSV.EHZ. 2022-12-08T11:53:12.12 0.6 undecidable manual S 128 33.5442 50 -0.04 47
IV.MPAG.EHZ. 2022-12-08T11:53:11.26 0.6 undecidable manual S 58 30.8469 105 -0.01 48
IV.SSFR.HHZ. 2022-12-08T11:53:10.18 0.6 undecidable manual S 100 28.4493 107 -0.29 45
IV.PARC.HHZ. 2022-12-08T11:53:09.39 0.3 undecidable manual S 320 24.3534 109 0.28 69
IV.MURB.HHZ. 2022-12-08T11:53:09.71 0.6 undecidable manual S 163 25.3524 108 0.27 46
IV.ASSB.HHZ. 2022-12-08T11:53:09.74 0.3 undecidable manual P 160 52.0035 50 -0.2 67
IV.CRE.HHZ. 2022-12-08T11:53:08.13 0.3 undecidable manual P 292 41.7249 50 -0.23 67
IV.ARVD.HHZ. 2022-12-08T11:53:07.96 0.1 undecidable manual P 87 40.8258 50 -0.26 89
IV.FOSV.EHZ. 2022-12-08T11:53:07.29 0.3 undecidable manual P 128 33.5442 50 0.19 69
IV.NARO.HHZ. 2022-12-08T11:53:07.21 0.3 undecidable manual S 39 18.5703 115 -0.03 73
IV.ATCC.EHZ. 2022-12-08T11:53:07.56 0.1 undecidable manual P 153 36.8298 50 -0.05 94
IV.ATMI.HHZ. 2022-12-08T11:53:07.93 0.6 undecidable manual S 219 21.1677 112 -0.15 47
IV.BADI.EHZ. 2022-12-08T11:53:06.43 0.1 undecidable manual S 282 15.5733 118 0.09 97
IV.MPAG.EHZ. 2022-12-08T11:53:06.30 0.1 undecidable manual P 58 30.8469 105 -0.28 91
IV.ATFO.HHZ. 2022-12-08T11:53:06.72 0.6 undecidable manual S 139 16.872 117 -0.01 49
IV.SSFR.HHZ. 2022-12-08T11:53:05.84 0.1 undecidable manual P 100 28.4493 107 -0.28 91
IV.PARC.HHZ. 2022-12-08T11:53:05.39 0.1 undecidable manual P 320 24.3534 109 0.06 96
IV.MURB.HHZ. 2022-12-08T11:53:05.63 0.1 undecidable manual P 163 25.3524 108 0.1 95
IV.TB02.DHZ. 2022-12-08T11:53:05.52 0.6 undecidable manual S 189 12.4764 124 0.1 49
IV.PIEI.HHZ. 2022-12-08T11:53:05.19 0.3 undecidable manual S 53 10.0788 130 0.46 68
IV.NARO.HHZ. 2022-12-08T11:53:04.11 0.1 undecidable manual P 39 18.5703 115 -0.15 95
IV.ATMI.HHZ. 2022-12-08T11:53:04.68 0.1 positive manual P 219 21.1677 112 -0.06 96
IV.TB03.DHZ. 2022-12-08T11:53:04.46 0.6 undecidable manual S 192 9.0798 133 -0.03 50
IV.TB01.DHZ. 2022-12-08T11:53:04.99 0.6 undecidable manual S 180 11.0778 127 -0.03 49
IV.APEC.HHZ. 2022-12-08T11:53:04.47 0.3 undecidable manual S 352 8.5803 135 0.11 73
IV.TB02.DHZ. 2022-12-08T11:53:03.32 0.1 undecidable manual P 189 12.4764 124 0.12 97
IV.ATPI.EHZ. 2022-12-08T11:53:03.14 0.1 undecidable manual S 217 4.2957 153 -0.33 94
IV.BADI.EHZ. 2022-12-08T11:53:03.81 0.1 positive manual P 282 15.5733 118 0.07 97
IV.ATFO.HHZ. 2022-12-08T11:53:03.94 0.3 undecidable manual P 139 16.872 117 -0.02 74
IV.TB01.DHZ. 2022-12-08T11:53:03.07 0.1 undecidable manual P 180 11.0778 127 0.1 97
IV.APEC.HHZ. 2022-12-08T11:53:02.69 0.1 undecidable manual P 352 8.5803 135 0.1 98
IV.ATPC.HHE. 2022-12-08T11:53:02.96 0.3 undecidable manual S 93 1.7982 168 -0.22 72
IV.PIEI.HHZ. 2022-12-08T11:53:02.97 0.1 positive manual P 53 10.0788 130 0.16 96
IV.TB03.DHZ. 2022-12-08T11:53:02.73 0.1 undecidable manual P 192 9.0798 133 0.06 99
IV.ATPI.EHZ. 2022-12-08T11:53:02.05 0.1 undecidable manual P 217 4.2957 153 -0.03 100
IV.ATPC.HHE. 2022-12-08T11:53:01.97 0.1 undecidable manual P 93 1.7982 168 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHE. ML:1.9 0.0012 0.16 AML other m 2022-12-08T11:53:04.73
IV.APEC.HHN. ML:1.7 0.0008165 0.2 AML other m 2022-12-08T11:53:04.66
IV.PIEI.HHN. ML:1.4 0.0003435 0.34 AML other m 2022-12-08T11:53:05.45
IV.PIEI.HHE. ML:1.4 0.000391 0.16 AML other m 2022-12-08T11:53:05.47
IV.PIEI.HNE. ML:1.5 0.0004175 0.18 AML other m 2022-12-08T11:53:05.48
IV.PIEI.HNN. ML:1.4 0.00032900000000000003 1.22 AML other m 2022-12-08T11:53:05.29
IV.BADI.EHE. ML:1.6 0.0003785 1.64 AML other m 2022-12-08T11:53:07.82
IV.ATFO.HHN. ML:1.4 0.000226 0.86 AML other m 2022-12-08T11:53:07.01
IV.BADI.EHN. ML:1.6 0.00042249999999999997 1.04 AML other m 2022-12-08T11:53:07.62
IV.ATFO.HHE. ML:1.3 0.00017999999999999998 0.2 AML other m 2022-12-08T11:53:07.12
IV.NARO.HHN. ML:1.3 0.000155 0.04 AML other m 2022-12-08T11:53:07.89
IV.NARO.HHE. ML:1.5 0.0002855 0.06 AML other m 2022-12-08T11:53:08.11
IV.ATMI.HHE. ML:1.5 0.000216 0.98 AML other m 2022-12-08T11:53:08.30
IV.ATMI.HHN. ML:1.3 0.00014250000000000002 0.18 AML other m 2022-12-08T11:53:09.31
IV.MURB.HNE. ML:1.8 0.0003434073 0.3328 AML other m 2022-12-08T11:53:10.25
IV.PARC.HHE. ML:1.1 0.00007985 1.56 AML other m 2022-12-08T11:53:10.92
IV.MURB.HHN. ML:1.7 0.0002705 0.18 AML other m 2022-12-08T11:53:10.29
IV.MURB.HNN. ML:1.6 0.00025159149999999996 0.1984 AML other m 2022-12-08T11:53:10.19
IV.PARC.HHN. ML:1.0 0.00006654999999999999 0.68 AML other m 2022-12-08T11:53:10.07
IV.MURB.HHE. ML:1.7 0.0003115 0.96 AML other m 2022-12-08T11:53:10.90
IV.SSFR.HHE. ML:1.7 0.0002785 0.16 AML other m 2022-12-08T11:53:11.36
IV.SSFR.HNE. ML:1.9 0.00039400000000000004 0.14 AML other m 2022-12-08T11:53:11.30
IV.SSFR.HNN. ML:1.8 0.0003085 0.72 AML other m 2022-12-08T11:53:11.35
IV.SSFR.HHN. ML:1.7 0.00028100000000000005 0.16 AML other m 2022-12-08T11:53:11.36
IV.FOSV.EHN. ML:1.0 0.0000458 0.44 AML other m 2022-12-08T11:53:12.45
IV.MPAG.EHE. ML:1.0 0.00004285 0.62 AML other m 2022-12-08T11:53:12.67
IV.FOSV.EHE. ML:1.0 0.0000446 0.1 AML other m 2022-12-08T11:53:12.84
IV.MPAG.EHN. ML:1.0 0.0000453 1.32 AML other m 2022-12-08T11:53:13.77
IV.ATCC.EHN. ML:1.4 0.0001046 0.22 AML other m 2022-12-08T11:53:13.62
IV.ATCC.EHE. ML:1.5 0.000128 0.14 AML other m 2022-12-08T11:53:13.75
IV.ARVD.HHN. ML:1.1 0.0000375 0.78 AML other m 2022-12-08T11:53:14.71
IV.CRE.HHE. ML:0.8 0.00002070229 1.7952 AML other m 2022-12-08T11:53:14.96
IV.ARVD.HHE. ML:1.1 0.00004565 1.46 AML other m 2022-12-08T11:53:15.82
IV.CRE.HHN. ML:1.2 0.000050565655 0.16 AML other m 2022-12-08T11:53:15.38
IV.ASSB.HHE. ML:0.9 0.0000223496545 1.04 AML other m 2022-12-08T11:53:18.31
IV.ASSB.HHN. ML:1.2 0.0000351 0.5 AML other m 2022-12-08T11:53:20.21
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