Earthquake with magnitude of ML 0.7 on date 06-07-2020 and time 20:58:35 (UTC) in region 3 km W Sampeyre (CN)

A magnitude ML 0.7 earthquake occured in region: 3 km W Sampeyre (CN), on

  • 06-07-2020 20:58:35 (UTC)
  • 06-07-2020 22:58:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.5680, 7.1530 at 12 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sampeyre CN 3 1022 1022
Elva CN 6 97 1119
Stroppo CN 7 103 1222
Casteldelfino CN 7 157 1379
Macra CN 8 59 1438
Celle di Macra CN 10 100 1538
Frassino CN 10 265 1803
Bellino CN 11 109 1912
Pontechianale CN 12 179 2091
San Damiano Macra CN 12 430 2521
Prazzo CN 12 170 2691
Oncino CN 13 76 2767
Marmora CN 13 68 2835
Melle CN 13 292 3127
Canosio CN 14 80 3207
Ostana CN 14 83 3290
Crissolo CN 15 168 3458
Cartignano CN 15 190 3648
Valmala CN 16 52 3700
Sanfront CN 16 2395 6095
Acceglio CN 16 162 6257
Paesana CN 17 2784 9041
Brossasco CN 17 1084 10125
Gambasca CN 17 371 10496
Roccabruna CN 18 1585 12081
Rifreddo CN 18 1078 13159
Castelmagno CN 18 66 13225
Martiniana Po CN 18 734 13959
Isasca CN 18 76 14035
Venasca CN 19 1437 15472
Pradleves CN 19 250 15722

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km NW of Cuneo (56081 inhabitants)
64 Km SW of Moncalieri (57294 inhabitants)
70 Km SW of Torino (890529 inhabitants)
91 Km W of Asti (76202 inhabitants)
97 Km NW of Sanremo (54807 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 0.7 2020-07-06
20:58:35
44.5678 7.1533 12 2020-11-19
12:36:57
Bollettino Sismico Italiano INGV 81751641
Reviewed
Rev100
ML 0.7 2020-07-06
20:58:34
44.573 7.2528 6 2020-07-06
21:09:37
Sala Sismica INGV-Roma 80840001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-06 20:58:35 ± 0.18
Latitude 44.5678 ± 0.0099
Longitude 7.1533 ± 0.0215
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 81751641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1473
Semi-minor axis of confidence ellipse (meter) 1158
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 77
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) 120
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.06655
Epicentral distance of station farthest from the epicenter (degree) 0.58906
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 81751641
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-08 01:26:48

ML:0.7

Field Value
Value 0.7
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 80840001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-06 21:09:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GBOS.HHZ. 2020-07-06T20:58:54.95 0.6 undecidable manual S 123 65.3901 91 -0.15 44
GU.RRL.HHE. 2020-07-06T20:58:50.35 0.6 undecidable manual S 324 48.5181 92 -0.25 44
GU.ENR.HHZ. 2020-07-06T20:58:48.90 0.6 undecidable manual S 151 43.3233 92 -0.34 44
GU.GBOS.HHZ. 2020-07-06T20:58:47.03 0.3 undecidable manual P 123 65.3901 91 0.34 67
GU.STV.HHZ. 2020-07-06T20:58:47.46 0.3 undecidable manual S 159 38.2284 93 -0.43 64
GU.RSP.HNN. 2020-07-06T20:58:47.15 0.3 undecidable manual P 8 64.9905 91 0.51 64
GU.RRL.HHE. 2020-07-06T20:58:44.42 0.3 undecidable manual P 324 48.5181 92 0.33 69
GU.BHB.HHZ. 2020-07-06T20:58:44.90 0.3 undecidable manual S 16 30.9468 94 -1.02 51
GU.ENR.HHZ. 2020-07-06T20:58:43.70 0.3 undecidable manual P 151 43.3233 92 0.4 69
GU.STV.HHZ. 2020-07-06T20:58:42.75 0.3 undecidable manual P 159 38.2284 93 0.22 72
GU.BHB.HHZ. 2020-07-06T20:58:41.34 0.1 undecidable manual P 16 30.9468 94 -0.05 95
GU.PZZ.HHZ. 2020-07-06T20:58:39.75 0.3 undecidable manual S 204 7.3815 140 -0.32 71
GU.PZZ.HHZ. 2020-07-06T20:58:38.24 0.1 undecidable manual P 204 7.3815 140 0.23 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHN. ML:0.9 0.00010554216 1.5008 AML other m 2020-07-06T20:58:40.07
GU.PZZ.HHE. ML:0.8 0.00008077817000000002 1.7952 AML other m 2020-07-06T20:58:41.04
GU.STV.HHN. ML:0.8 0.00001893591 1.6384 AML other m 2020-07-06T20:58:43.83
GU.BHB.HHN. ML:0.5 0.000016330737500000002 0.2816 AML other m 2020-07-06T20:58:45.38
GU.BHB.HHE. ML:0.6 0.000018499371000000002 0.4608 AML other m 2020-07-06T20:58:45.43
GU.STV.HHE. ML:0.8 0.000017706425000000002 1.3248 AML other m 2020-07-06T20:58:47.23
GU.ENR.HHE. ML:0.7 0.000013992528 1.744 AML other m 2020-07-06T20:58:49.09
GU.ENR.HHN. ML:0.8 0.000017715005 0.464 AML other m 2020-07-06T20:58:50.58
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