Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 10-10-2019 and time 02:54:45 (Italy) in region 4 km E Celle di Macra (CN)

A magnitude ML 1.1 earthquake occured in region: 4 km E Celle di Macra (CN), on

  • 10-10-2019 00:54:45 (UTC)
  • 10-10-2019 02:54:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4670, 7.2220 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Celle di Macra CN 4 100 100
San Damiano Macra CN 4 430 530
Macra CN 5 59 589
Cartignano CN 6 190 779
Castelmagno CN 6 66 845
Pradleves CN 7 250 1095
Stroppo CN 9 103 1198
Roccabruna CN 10 1585 2783
Marmora CN 10 68 2851
Monterosso Grana CN 10 505 3356
Canosio CN 11 80 3436
Dronero CN 11 7035 10471
Frassino CN 13 265 10736
Montemale di Cuneo CN 13 241 10977
Villar San Costanzo CN 13 1547 12524
Sampeyre CN 13 1022 13546
Elva CN 13 97 13643
Valmala CN 13 52 13695
Prazzo CN 13 170 13865
Melle CN 13 292 14157
Valgrana CN 14 786 14943
Brossasco CN 16 1084 16027
Aisone CN 17 248 16275
Caraglio CN 17 6836 23111
Venasca CN 18 1437 24548
Demonte CN 18 2003 26551
Vinadio CN 18 644 27195
Acceglio CN 18 162 27357
Sambuco CN 18 92 27449
Casteldelfino CN 18 157 27606
Isasca CN 19 76 27682
Valloriate CN 19 109 27791
Rossana CN 19 908 28699
Bernezzo CN 19 4104 32803
Rittana CN 19 109 32912

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km W of Cuneo (56081 inhabitants)
70 Km SW of Moncalieri (57294 inhabitants)
77 Km SW of Torino (890529 inhabitants)
85 Km NW of Sanremo (54807 inhabitants)
91 Km SW 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
Bulletin
Rev1000 		ML 1.1 2019-10-10
00:54:45		 44.4672 7.2218 11 2020-02-28
16:42:14		 Bollettino Sismico Italiano INGV 74762131
Reviewed
Rev100 		ML 1.1 2019-10-10
00:54:44		 44.486 7.3028 6 2019-10-10
01:01:07		 Sala Sismica INGV-Roma 73168601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-10 00:54:45 ± 0.13
Latitude 44.4672 ± 0.0054
Longitude 7.2218 ± 0.0126
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 74762131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1071
Semi-minor axis of confidence ellipse (meter) 497
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 249
Circular confidence region, given by single value of horizontal uncertainty (meter) 1070.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 144
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.08544
Epicentral distance of station farthest from the epicenter (degree) 0.54679
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations 4
Type of magnitude ML
Reference to an origin 74762131
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-18 10:58:22

ML:1.1

Field Value
Value 1.1
Uncertainty 0.5
Num. used stations 4
Type of magnitude ML
Reference to an origin 73168601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-10 01:01:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
FR.SAOF.HHE. 2019-10-10T00:55:03.36 0.6 undecidable manual S 154 59.496 90 -0.1 45
GU.RRL.HHE. 2019-10-10T00:55:03.39 0.6 undecidable manual S 326 60.6948 90 -0.39 40
GU.BHB.HHZ. 2019-10-10T00:54:58.18 0.3 undecidable manual S 5 40.9257 90 -0.32 64
FR.SAOF.HHE. 2019-10-10T00:54:56.29 0.3 undecidable manual P 154 59.496 90 0.59 62
GU.ENR.HHZ. 2019-10-10T00:54:55.59 0.3 undecidable manual S 149 30.9468 91 -0.25 69
GU.RRL.HHE. 2019-10-10T00:54:55.86 0.3 undecidable manual P 326 60.6948 90 -0.03 67
GU.BHB.HHZ. 2019-10-10T00:54:53.02 0.3 undecidable manual P 5 40.9257 90 0.18 72
GU.STV.HHZ. 2019-10-10T00:54:53.92 0.3 undecidable manual S 161 25.9518 91 -0.58 64
GU.ENR.HHZ. 2019-10-10T00:54:51.40 0.3 undecidable manual P 149 30.9468 91 0.09 73
GU.PZZ.HHZ. 2019-10-10T00:54:50.11 0.1 undecidable manual S 298 9.4794 124 -0.08 97
GU.STV.HHZ. 2019-10-10T00:54:50.60 0.3 undecidable manual P 161 25.9518 91 0.07 74
GU.PZZ.HHZ. 2019-10-10T00:54:48.23 0.1 undecidable manual P 298 9.4794 124 0.19 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHN. ML:1.5 0.0003655 0.1 AML other m 2019-10-10T00:54:50.51
GU.PZZ.HHE. ML:1.5 0.000366 0.12 AML other m 2019-10-10T00:54:50.49
GU.ENR.HHN. ML:0.8 0.000032484265 0.08 AML other m 2019-10-10T00:54:55.85
GU.ENR.HHE. ML:0.6 0.000018030865 0.06 AML other m 2019-10-10T00:54:55.88
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