Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 07-03-2022 and time 15:31:50 (Italy) in region 3 km W Pietralunga (PG)

A magnitude ML 1.2 earthquake occured in region: 3 km W Pietralunga (PG), on

  • 07-03-2022 14:31:50 (UTC)
  • 07-03-2022 15:31:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4450, 12.3960 at 11 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.

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 3 2111 2111
Montone PG 11 1680 3791
Città di Castello PG 13 39913 43704
Apecchio PU 13 1882 45586
Umbertide PG 16 16681 62267
Gubbio PG 18 32216 94483
Piobbico PU 19 2029 96512
Monte Santa Maria Tiberina PG 19 1183 97695
Cantiano PU 19 2245 99940

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km N of Perugia (166134 inhabitants)
41 Km E of Arezzo (99543 inhabitants)
60 Km NW of Foligno (57155 inhabitants)
67 Km SW of Pesaro (94582 inhabitants)
67 Km SW of Fano (60888 inhabitants)
70 Km S of Rimini (147750 inhabitants)
78 Km S of Cesena (96758 inhabitants)
87 Km E of Siena (53903 inhabitants)
91 Km SE of Forlì (117913 inhabitants)
93 Km W of Ancona (100861 inhabitants)
99 Km E of Firenze (382808 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
Bulletin
Rev1000 		ML 1.2 2022-03-07
14:31:50		 43.4452 12.3957 11 2022-07-08
12:33:36		 Bollettino Sismico Italiano INGV 101968251
Reviewed
Rev100 		ML 1.1 2022-03-07
14:31:50		 43.4492 12.4102 10 2022-03-07
14:36:29		 Sala Sismica INGV-Roma 101756411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-07 14:31:50 ± 0.05
Latitude 43.4452 ± 0.0027
Longitude 12.3957 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 101968251

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 341
Semi-minor axis of confidence ellipse (meter) 252
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 292
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 68
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
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) 0.00719
Epicentral distance of station farthest from the epicenter (degree) 0.25001
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 101756411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-07 14:36:29

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 101968251
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-03-14 11:55:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2022-03-07T14:32:00.07 0.1 undecidable manual S 73 27.75 50 -0.09 94
IV.NARO.HHZ. 2022-03-07T14:31:58.64 0.3 undecidable manual S 39 23.6541 50 -0.43 66
IV.ATVA.EHE. 2022-03-07T14:31:57.95 0.3 undecidable manual S 206 20.4684 50 -0.28 69
IV.BADI.EHZ. 2022-03-07T14:31:56.51 0.1 undecidable manual S 301 14.1747 127 0.1 96
IV.FRON.EHZ. 2022-03-07T14:31:56.00 0.1 undecidable manual P 73 27.75 50 0.03 95
IV.ATMI.HHZ. 2022-03-07T14:31:56.54 0.3 undecidable manual S 220 16.0728 124 -0.41 67
IV.ATLO.EHE. 2022-03-07T14:31:56.47 0.1 undecidable manual S 176 14.4744 127 -0.03 98
IV.ATMC.EHE. 2022-03-07T14:31:56.82 0.1 undecidable manual S 271 16.3725 124 -0.22 94
IV.NARO.HHZ. 2022-03-07T14:31:55.13 0.1 undecidable manual P 39 23.6541 50 -0.21 93
IV.APEC.HNN. 2022-03-07T14:31:55.95 0.1 undecidable manual S 9 12.7761 130 -0.09 97
IV.ATVA.EHE. 2022-03-07T14:31:55.16 0.1 undecidable manual P 206 20.4684 50 0.31 91
IV.TB01.DHZ.01 2022-03-07T14:31:54.67 0.1 undecidable manual S 155 7.7811 144 -0.18 96
IV.TSM3.DHE.01 2022-03-07T14:31:54.79 0.1 undecidable manual S 205 7.5813 145 -0.04 99
IV.BADI.EHZ. 2022-03-07T14:31:54.03 0.1 undecidable manual P 301 14.1747 127 0.23 94
IV.ATPC.HHE. 2022-03-07T14:31:54.62 0.1 undecidable manual S 51 6.2937 150 0.03 99
IV.ATMI.HHZ. 2022-03-07T14:31:54.22 0.1 undecidable manual P 220 16.0728 124 0.1 96
IV.ATVO.HHZ. 2022-03-07T14:31:54.63 0.1 undecidable manual S 173 7.0929 147 -0.09 98
IV.TB03.DHZ.01 2022-03-07T14:31:54.13 0.1 undecidable manual S 166 4.995 155 -0.24 95
IV.ATMC.EHE. 2022-03-07T14:31:54.26 0.1 undecidable manual P 271 16.3725 124 0.1 96
IV.ATBU.EHZ. 2022-03-07T14:31:53.88 0.1 undecidable manual P 74 12.7761 130 0.29 93
IV.ATVO.HHZ. 2022-03-07T14:31:53.02 0.1 undecidable manual P 173 7.0929 147 0.19 96
IV.APEC.HNN. 2022-03-07T14:31:53.63 0.1 undecidable manual P 9 12.7761 130 0.04 98
IV.TB01.DHZ.01 2022-03-07T14:31:53.04 0.1 undecidable manual P 155 7.7811 144 0.14 97
IV.ATPI.EHZ. 2022-03-07T14:31:53.60 0.1 undecidable manual S 41 0.7992 176 -0.4 93
IV.TSM3.DHE.01 2022-03-07T14:31:53.10 0.1 undecidable manual P 205 7.5813 145 0.21 95
IV.ATLO.EHE. 2022-03-07T14:31:53.96 0.1 undecidable manual P 176 14.4744 127 0.11 96
IV.TSM2.DHN.01 2022-03-07T14:31:53.32 0.1 undecidable manual P 125 9.2796 139 0.22 95
IV.ATPI.EHZ. 2022-03-07T14:31:52.44 0.1 undecidable manual P 41 0.7992 176 0.03 100
IV.ATPC.HHE. 2022-03-07T14:31:52.91 0.1 undecidable manual P 51 6.2937 150 0.16 96
IV.TB03.DHZ.01 2022-03-07T14:31:52.74 0.1 undecidable manual P 166 4.995 155 0.11 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATPI.EHN. ML:1.3 0.00032950000000000004 0.34 AML other m 2022-03-07T14:31:53.88
IV.ATPI.EHE. ML:1.1 0.000242 0.32 AML other m 2022-03-07T14:31:53.72
IV.ATVO.HHN. ML:1.1 0.00019350000000000001 0.38 AML other m 2022-03-07T14:31:54.70
IV.ATVO.HHE. ML:1.2 0.00023950000000000002 0.28 AML other m 2022-03-07T14:31:54.82
IV.ATVO.HNE. ML:1.2 0.00020319999999999998 0.24 AML other m 2022-03-07T14:31:54.82
IV.ATVO.HNN. ML:1.3 0.00030470000000000003 1.58 AML other m 2022-03-07T14:31:55.98
IV.ATMI.HHE. ML:1.1 0.00010695 1.1 AML other m 2022-03-07T14:32:00.18
IV.ATMI.HHN. ML:0.9 0.0000709 0.56 AML other m 2022-03-07T14:32:01.54
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