Earthquake with magnitude of ML 0.6 on date 01-09-2020 and time 02:38:38 (Italy) in region 3 km NE San Damiano Macra (CN)

A magnitude ML 0.6 earthquake occured in region: 3 km NE San Damiano Macra (CN), on

  • 01-09-2020 00:38:38 (UTC)
  • 01-09-2020 02:38:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.5180, 7.2770 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
San Damiano Macra CN 4 430 430
Cartignano CN 5 190 620
Frassino CN 6 265 885
Melle CN 6 292 1177
Valmala CN 6 52 1229
Roccabruna CN 7 1585 2814
Macra CN 8 59 2873
Celle di Macra CN 9 100 2973
Dronero CN 9 7035 10008
Brossasco CN 9 1084 11092
Villar San Costanzo CN 9 1547 12639
Sampeyre CN 10 1022 13661
Venasca CN 11 1437 15098
Pradleves CN 11 250 15348
Isasca CN 12 76 15424
Montemale di Cuneo CN 12 241 15665
Stroppo CN 12 103 15768
Monterosso Grana CN 13 505 16273
Rossana CN 13 908 17181
Castelmagno CN 13 66 17247
Gambasca CN 14 371 17618
Brondello CN 14 290 17908
Martiniana Po CN 14 734 18642
Valgrana CN 15 786 19428
Sanfront CN 15 2395 21823
Elva CN 15 97 21920
Piasco CN 16 2774 24694
Busca CN 16 10181 34875
Marmora CN 16 68 34943
Rifreddo CN 16 1078 36021
Caraglio CN 16 6836 42857
Pagno CN 16 585 43442
Canosio CN 17 80 43522
Castellar CN 17 295 43817
Costigliole Saluzzo CN 17 3375 47192
Revello CN 18 4262 51454
Prazzo CN 18 170 51624
Casteldelfino CN 18 157 51781
Paesana CN 19 2784 54565
Verzuolo CN 19 6459 61024
Oncino CN 19 76 61100
Bernezzo CN 19 4104 65204
Manta CN 20 3787 68991
Envie CN 20 2074 71065

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NW of Cuneo (56081 inhabitants)
63 Km SW of Moncalieri (57294 inhabitants)
70 Km SW of Torino (890529 inhabitants)
85 Km W of Asti (76202 inhabitants)
87 Km NW of Sanremo (54807 inhabitants)
99 Km W of Savona (61345 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 0.6 2020-09-01
00:38:38
44.5175 7.2767 7 2020-09-01
00:52:06
Sala Sismica INGV-Roma 82509161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-01 00:38:38 ± 0.16
Latitude 44.5175 ± 0.0090
Longitude 7.2767 ± 0.0189
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 82509161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1403
Semi-minor axis of confidence ellipse (meter) 762
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 251
Circular confidence region, given by single value of horizontal uncertainty (meter) 1400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.11511
Epicentral distance of station farthest from the epicenter (degree) 0.90382
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 82509161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-01 00:52:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
FR.SAOF.HHZ.00 2020-09-01T00:38:58.32 0.6 undecidable manual S 159 62.8926 50 -0.53 57
GU.PCP.HHN. 2020-09-01T00:38:56.60 0.3 undecidable manual P 88 100.3218 50 0.55 79
GU.RRL.HHE. 2020-09-01T00:38:55.64 0.6 undecidable manual S 320 58.8966 50 -2.13 22
GU.GBOS.HHZ. 2020-09-01T00:38:55.94 0.6 undecidable manual S 124 54.1014 50 -0.56 57
GU.CANO.HHE. 2020-09-01T00:38:54.01 0.3 undecidable manual P 114 83.5497 50 0.55 81
GU.BURY.HNN. 2020-09-01T00:38:54.47 0.3 undecidable manual P 165 84.5487 50 0.86 71
IV.IMI.HHZ. 2020-09-01T00:38:53.62 0.3 undecidable manual P 144 83.25 50 0.2 88
GU.RORO.HHN. 2020-09-01T00:38:52.58 0.3 undecidable manual P 125 77.1672 50 0.11 91
GU.ENR.HHZ. 2020-09-01T00:38:50.12 0.6 undecidable manual S 161 34.2435 101 -0.54 60
FR.SAOF.HHZ.00 2020-09-01T00:38:50.25 0.3 undecidable manual P 159 62.8926 50 -0.03 95
GU.BHB.HHZ. 2020-09-01T00:38:49.93 0.6 undecidable manual S 358 35.2425 100 -1.08 47
GU.RRL.HHE. 2020-09-01T00:38:49.92 0.3 undecidable manual P 320 58.8966 50 0.26 91
GU.GBOS.HHZ. 2020-09-01T00:38:48.47 0.3 undecidable manual P 124 54.1014 50 -0.46 88
GU.STV.HHZ. 2020-09-01T00:38:48.76 0.6 undecidable manual S 173 30.4473 102 -0.61 58
GU.ENR.HHZ. 2020-09-01T00:38:45.59 0.3 undecidable manual P 161 34.2435 101 0.04 100
GU.BHB.HHZ. 2020-09-01T00:38:45.98 0.3 undecidable manual P 358 35.2425 100 0.23 96
GU.STV.HHZ. 2020-09-01T00:38:44.93 0.3 undecidable manual P 173 30.4473 102 0.12 99
GU.PZZ.HHZ. 2020-09-01T00:38:43.47 0.6 undecidable manual S 265 12.7761 117 -0.07 69
GU.PZZ.HHZ. 2020-09-01T00:38:41.80 0.3 undecidable manual P 265 12.7761 117 0.36 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHN. ML:0.9 0.000087505695 0.06 AML other m 2020-09-01T00:38:43.66
GU.PZZ.HHE. ML:0.7 0.000067149115 0.16 AML other m 2020-09-01T00:38:44.24
GU.STV.HHE. ML:0.3 0.000009069289 0.1 AML other m 2020-09-01T00:38:49.55
GU.STV.HHN. ML:0.3 0.0000092782725 0.14 AML other m 2020-09-01T00:38:49.59
GU.ENR.HHN. ML:0.7 0.00002091598 0.08 AML other m 2020-09-01T00:38:50.54
GU.ENR.HHE. ML:0.7 0.000021460935 0.1 AML other m 2020-09-01T00:38:50.46
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