Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.7 on date 12-01-2022 and time 13:13:48 (UTC) in region 5 km SW Prali (TO)

A magnitude ML 0.7 earthquake occured in region: 5 km SW Prali (TO), on

  • 12-01-2022 13:13:48 (UTC)
  • 12-01-2022 14:13:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.8620, 7.0050 at 11 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
Prali TO 5 246 246
Salza di Pinerolo TO 10 75 321
Bobbio Pellice TO 11 563 884
Massello TO 12 51 935
Perrero TO 12 659 1594
Villar Pellice TO 14 1076 2670
Sauze di Cesana TO 14 244 2914
Sestriere TO 15 929 3843
Pramollo TO 17 258 4101
Rorà TO 17 257 4358
Pomaretto TO 18 1009 5367
Angrogna TO 18 889 6256
Pragelato TO 18 776 7032
Torre Pellice TO 18 4551 11583
Perosa Argentina TO 18 3285 14868
Roure TO 18 848 15716
San Germano Chisone TO 19 1854 17570
Inverso Pinasca TO 19 730 18300
Cesana Torinese TO 19 967 19267
Fenestrelle TO 20 544 19811
Luserna San Giovanni TO 20 7395 27206
Pinasca TO 20 3051 30257

Municipalities with at least 50000 inhabitants

An earthquake occurred to
56 Km W of Moncalieri (57294 inhabitants)
58 Km W of Torino (890529 inhabitants)
68 Km NW of Cuneo (56081 inhabitants)
95 Km W of Asti (76202 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 0.7 2022-01-12
13:13:48		 44.862 7.0053 11 2022-01-12
13:18:11		 Sala Sismica INGV-Roma 99694131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-12 13:13:48 ± 0.17
Latitude 44.8620 ± 0.0117
Longitude 7.0053 ± 0.0152
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 99694131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1470
Semi-minor axis of confidence ellipse (meter) 980
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 42
Circular confidence region, given by single value of horizontal uncertainty (meter) 1470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.16368
Epicentral distance of station farthest from the epicenter (degree) 0.60434
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 15
Type of magnitude ML
Reference to an origin 99694131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-12 13:18:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.LSD.HHE. 2022-01-12T13:14:08.62 0.6 undecidable manual S 9 67.0773 50 -0.5 42
GU.LSD.HHE. 2022-01-12T13:14:01.27 0.1 undecidable manual P 9 67.0773 50 0.75 76
GU.PZZ.HHZ. 2022-01-12T13:14:01.55 0.6 undecidable manual S 168 40.4262 50 -0.45 44
MN.BNI.HHZ. 2022-01-12T13:13:59.39 0.3 undecidable manual S 309 33.2445 50 -0.7 62
GU.PZZ.HHZ. 2022-01-12T13:13:56.69 0.1 negative manual P 168 40.4262 50 0.29 92
GU.RSP.HHZ. 2022-01-12T13:13:56.08 0.6 positive manual P 33 37.7289 50 0.08 48
MN.BNI.HHZ. 2022-01-12T13:13:55.57 0.6 negative manual P 309 33.2445 50 0.27 47
GU.RRL.HHZ. 2022-01-12T13:13:55.77 0.6 undecidable manual S 291 18.1707 50 -0.29 48
GU.BHB.HHZ. 2022-01-12T13:13:55.85 0.6 undecidable manual S 98 20.4684 50 -0.84 40
GU.BHB.HHZ. 2022-01-12T13:13:53.40 0.1 positive manual P 98 20.4684 50 0.06 100
GU.RRL.HHZ. 2022-01-12T13:13:53.24 0.1 negative manual P 291 18.1707 50 0.26 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RRL.HHE. ML:0.6 0.000036637309999999996 0.1024 AML other m 2022-01-12T13:13:55.80
GU.RRL.HHN. ML:0.6 0.0000304257635 0.1216 AML other m 2022-01-12T13:13:55.81
GU.BHB.HNE. ML:0.8 0.000041377005 0.6592 AML other m 2022-01-12T13:13:56.45
GU.BHB.HNN. ML:0.8 0.000038511615 0.1088 AML other m 2022-01-12T13:13:56.57
GU.BHB.HHE. ML:0.6 0.00003139599 0.1024 AML other m 2022-01-12T13:13:56.41
GU.BHB.HHN. ML:0.8 0.000045329925 0.1024 AML other m 2022-01-12T13:13:56.57
MN.BNI.HNE. ML:0.7 0.000021009193000000003 1.504 AML other m 2022-01-12T13:13:59.56
MN.BNI.HNN. ML:0.8 0.000025013672 0.8832 AML other m 2022-01-12T13:14:00.53
MN.BNI.HHE. ML:0.6 0.00001376629 0.16 AML other m 2022-01-12T13:13:59.56
MN.BNI.HHN. ML:0.6 0.000015297985 1.2032 AML other m 2022-01-12T13:13:59.53
GU.RSP.HHN. ML:0.4 0.000010311498 0.1152 AML other m 2022-01-12T13:14:03.63
GU.RSP.HNE. ML:0.9 0.000031004695 0.5312 AML other m 2022-01-12T13:14:01.32
GU.RSP.HNN. ML:0.8 0.0000272639005 0.4032 AML other m 2022-01-12T13:14:01.34
GU.PZZ.HHN. ML:1.0 0.000029918209000000002 0.2752 AML other m 2022-01-12T13:14:01.63
GU.PZZ.HHE. ML:1.2 0.00005864752 0.2624 AML other m 2022-01-12T13:14:02.16
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