Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 11-12-2022 and time 14:01:38 (Italy) in region 4 km N Pietralunga (PG)

A magnitude ML 0.9 earthquake occured in region: 4 km N Pietralunga (PG), on

  • 11-12-2022 13:01:38 (UTC)
  • 11-12-2022 14:01:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4790, 12.4460 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 13 2029 6022
Cantiano PU 15 2245 8267
Montone PG 16 1680 9947
Città di Castello PG 17 39913 49860
Gubbio PG 18 32216 82076
Cagli PU 18 8731 90807
Scheggia e Pascelupo PG 20 1393 92200

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)
66 Km S of Rimini (147750 inhabitants)
75 Km S of Cesena (96758 inhabitants)
88 Km W of Ancona (100861 inhabitants)
89 Km SE of Forlì (117913 inhabitants)
92 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 0.9 2022-12-11
13:01:38		 43.4788 12.4457 6 2022-12-11
13:05:49		 Sala Sismica INGV-Roma 112730331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-11 13:01:38 ± 0.07
Latitude 43.4788 ± 0.0018
Longitude 12.4457 ± 0.0025
Depth (km) 6 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 112730331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 230
Semi-minor axis of confidence ellipse (meter) 97
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 235
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) 90
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.18346
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 112730331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-11 13:05:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATSC.EHZ. 2022-12-11T13:01:46.09 0.6 undecidable manual S 107 20.3685 107 -0.21 47
IV.BADI.EHZ. 2022-12-11T13:01:45.06 0.6 undecidable manual S 282 16.5723 111 -0.01 49
IV.ATLO.EHZ. 2022-12-11T13:01:45.73 0.6 undecidable manual S 190 18.3705 109 0.06 48
IV.SSFR.HHZ. 2022-12-11T13:01:44.49 3.0 undecidable manual P -0.04 0
IV.ATVO.HHZ. 2022-12-11T13:01:43.53 0.6 undecidable manual S 196 11.1777 120 0.16 48
IV.ATSC.EHZ. 2022-12-11T13:01:43.32 0.1 undecidable manual P 107 20.3685 107 0.14 95
IV.ATLO.EHZ. 2022-12-11T13:01:42.72 0.1 undecidable manual P 190 18.3705 109 -0.1 96
IV.BADI.EHZ. 2022-12-11T13:01:42.31 1.0 undecidable manual P 282 16.5723 111 -0.16 24
IV.APEC.HHZ. 2022-12-11T13:01:42.85 0.6 undecidable manual S 347 9.0798 125 0.09 49
IV.NARO.HHZ. 2022-12-11T13:01:42.69 3.0 undecidable manual P 0.06 0
IV.ATPC.HHZ. 2022-12-11T13:01:41.16 0.6 undecidable manual S 77 0.8991 172 0.02 50
IV.APEC.HHZ. 2022-12-11T13:01:41.12 1.0 undecidable manual P 347 9.0798 125 -0.01 25
IV.ATVO.HHZ. 2022-12-11T13:01:41.54 0.3 positive manual P 196 11.1777 120 0.05 73
IV.ATPI.EHZ. 2022-12-11T13:01:41.58 0.6 undecidable manual S 228 4.6953 144 -0.07 49
IV.ATPI.EHZ. 2022-12-11T13:01:40.45 0.1 negative manual P 228 4.6953 144 -0.04 99
IV.ATPC.HHZ. 2022-12-11T13:01:40.17 0.1 undecidable manual P 77 0.8991 172 -0.03 100
IV.PIEI.HHZ. 2022-12-11T13:01:40.76 3.0 negative manual P -0.27 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATPI.EHE. ML:0.0 0.0001590387 0.2176 AML other m 2022-12-11T13:01:41.66
IV.ATPI.EHN. ML:0.0 0.000098021265 0.2176 AML other m 2022-12-11T13:01:41.61
IV.ATPI.HNE. ML:0.0 0.000158359135 0.2304 AML other m 2022-12-11T13:01:41.77
IV.ATPI.HNN. ML:0.0 0.00011653997500000001 0.2048 AML other m 2022-12-11T13:01:42.12
IV.PIEI.HHE. ML:1.0 0.00014846625 0.16 AML other m 2022-12-11T13:01:43.76
IV.PIEI.HHN. ML:0.9 0.00012289459999999998 0.1664 AML other m 2022-12-11T13:01:43.55
IV.PIEI.HNE. ML:1.0 0.000172504395 0.16 AML other m 2022-12-11T13:01:43.84
IV.PIEI.HNN. ML:0.8 0.000099354525 0.608 AML other m 2022-12-11T13:01:40.95
IV.APEC.HHE. ML:0.9 0.00014493047 0.1216 AML other m 2022-12-11T13:01:43.12
IV.APEC.HHN. ML:0.8 0.0001211885 0.16 AML other m 2022-12-11T13:01:43.12
IV.APEC.HNE. ML:1.5 0.0005422879499999999 0.992 AML other m 2022-12-11T13:01:40.63
IV.APEC.HNN. ML:1.5 0.000532153575 0.5696 AML other m 2022-12-11T13:01:42.64
IV.ATVO.HHE. ML:0.6 0.00006169443499999999 0.2048 AML other m 2022-12-11T13:01:43.89
IV.ATVO.HHN. ML:0.6 0.00006130142500000001 0.2432 AML other m 2022-12-11T13:01:43.72
IV.ATVO.HNE. ML:1.0 0.00014364751 0.8384 AML other m 2022-12-11T13:01:41.84
IV.ATVO.HNN. ML:0.9 0.000110925925 0.64 AML other m 2022-12-11T13:01:41.56
IV.BADI.EHE. ML:0.9 0.00007621458 0.096 AML other m 2022-12-11T13:01:45.21
IV.BADI.EHN. ML:0.9 0.00008076618999999999 0.2048 AML other m 2022-12-11T13:01:45.58
IV.NARO.HHE. ML:0.4 0.000019027292900000003 43.6608 AML other m 2022-12-11T13:01:42.22
IV.NARO.HHN. ML:0.5 0.000029267485000000003 0.5056 AML other m 2022-12-11T13:01:51.96
IV.SSFR.HHE. ML:0.8 0.000036552149999999995 0.1152 AML other m 2022-12-11T13:01:48.97
IV.SSFR.HHN. ML:0.8 0.00003441879 0.9024 AML other m 2022-12-11T13:01:56.60
IV.SSFR.HNE. ML:1.4 0.00012263633499999999 0.5952 AML other m 2022-12-11T13:01:55.03
IV.SSFR.HNN. ML:1.4 0.0001508038 0.9024 AML other m 2022-12-11T13:01:57.78
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