Earthquake with magnitude of ML 0.8 on date 02-04-2019 and time 08:53:01 (UTC) in region 1 km SW Roccavione (CN)

A magnitude ML 0.8 earthquake occured in region: 1 km SW Roccavione (CN), on

  • 02-04-2019 08:53:01 (UTC)
  • 02-04-2019 10:53:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.31, 7.47 at 10 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
Roccavione CN 1 2761 2761
Borgo San Dalmazzo CN 3 12468 15229
Robilante CN 3 2306 17535
Roaschia CN 4 107 17642
Roccasparvera CN 5 741 18383
Vignolo CN 6 2600 20983
Gaiola CN 6 582 21565
Valdieri CN 7 935 22500
Moiola CN 7 234 22734
Boves CN 7 9835 32569
Rittana CN 8 109 32678
Vernante CN 8 1178 33856
Valloriate CN 9 109 33965
Cervasca CN 9 5013 38978
Entracque CN 9 774 39752
Bernezzo CN 10 4104 43856
Cuneo CN 12 56081 99937
Peveragno CN 12 5543 105480
Caraglio CN 13 6836 112316
Valgrana CN 14 786 113102
Demonte CN 14 2003 115105
Limone Piemonte CN 14 1485 116590
Beinette CN 15 3423 120013
Chiusa di Pesio CN 17 3676 123689
Monterosso Grana CN 17 505 124194
Montemale di Cuneo CN 17 241 124435
Pradleves CN 20 250 124685
Dronero CN 20 7035 131720

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km SW of Cuneo (56081 inhabitants)
59 Km NW of Sanremo (54807 inhabitants)
79 Km S of Moncalieri (57294 inhabitants)
80 Km W of Savona (61345 inhabitants)
87 Km S of Torino (890529 inhabitants)
88 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
Rev 1000 ML 0.8 2019-04-02
08:53:01
44.31 7.47 11 2019-08-22
08:25:01
Bollettino Sismico Italiano INGV 69421121
Rev 100 ML 0.7 2019-04-02
08:53:01
44.31 7.48 10 2019-04-02
09:03:24
Sala Sismica INGV-Roma 67185221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-04-02 08:53:01 ± 0.13
Latitude 44.31 ± 0.01
Longitude 7.47 ± 0.01
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 69421121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1019
Semi-minor axis of confidence ellipse (meter) 611
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 226
Circular confidence region, given by single value of horizontal uncertainty (meter) 1020
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 83
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.08813
Epicentral distance of station farthest from the epicenter (degree) 0.93529
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.3
Num. used stations 7
Type of magnitude ML
Reference to an origin 67185221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-04-02 09:03:24

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 69421121
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-06-11 21:26:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
GU.PCP.HHN. 2019-04-02T08:53:28.28 0.6 undecidable manual S 73 0.8004 50 0.72 41
GU.BHB.HHE. 2019-04-02T08:53:19.76 0.6 undecidable manual S 344 0.5495 50 -0.36 48
GU.CANO.HHZ. 2019-04-02T08:53:19.63 0.3 undecidable manual S 100 0.5558 50 -0.67 65
MN.BNI.HHN. 2019-04-02T08:53:18.55 0.1 undecidable manual P 323 0.9353 50 -0.19 92
GU.RORO.HHZ. 2019-04-02T08:53:17.46 0.3 undecidable manual S 114 0.4667 50 -0.21 76
GU.PCP.HHN. 2019-04-02T08:53:17.79 0.1 undecidable manual P 73 0.8004 50 1.35 60
GU.RSP.HNN. 2019-04-02T08:53:16.67 0.1 undecidable manual P 350 0.8544 50 -0.69 81
GU.PZZ.HHE. 2019-04-02T08:53:13.63 0.3 undecidable manual S 308 0.3247 50 0.18 79
FR.SAOF.HHE.00 2019-04-02T08:53:13.36 0.3 undecidable manual S 170 0.3247 50 -0.11 80
IV.QLNO.HHE. 2019-04-02T08:53:13.23 0.6 undecidable manual P 88 0.6241 50 -0.19 49
GU.CANO.HHZ. 2019-04-02T08:53:12.51 0.3 undecidable manual P 100 0.5558 50 0.26 74
GU.BHB.HHE. 2019-04-02T08:53:12.32 0.6 undecidable manual P 344 0.5495 50 0.18 50
IV.IMI.HHE. 2019-04-02T08:53:11.60 0.6 undecidable manual P 143 0.4973 50 0.35 49
GU.BURY.HNN. 2019-04-02T08:53:11.96 0.1 undecidable manual P 173 0.527 50 0.21 100
GU.GBOS.HHZ. 2019-04-02T08:53:11.48 0.6 undecidable manual S 104 0.2707 50 -0.37 51
GU.RORO.HHZ. 2019-04-02T08:53:10.81 0.3 undecidable manual P 114 0.4667 50 0.08 78
GU.PZZ.HHE. 2019-04-02T08:53:08.50 0.3 undecidable manual P 308 0.3247 50 0.21 78
FR.SAOF.HHE.00 2019-04-02T08:53:08.52 0.6 undecidable manual P 170 0.3247 50 0.22 52
GU.GBOS.HHZ. 2019-04-02T08:53:07.05 0.3 undecidable manual P 104 0.2707 50 -0.32 77
GU.STV.HHZ. 2019-04-02T08:53:07.11 0.6 undecidable manual S 240 0.1214 128 -0.07 56
GU.ENR.HHZ. 2019-04-02T08:53:06.00 0.3 undecidable manual S 205 0.0881 137 -0.22 82
GU.ENR.HHZ. 2019-04-02T08:53:04.11 0.3 undecidable manual P 205 0.0881 137 -0.01 85
GU.STV.HHZ. 2019-04-02T08:53:04.80 0.3 undecidable manual P 240 0.1214 128 0.13 83
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.STV.HHE. ML:0.3 1.8802165E-5 0.3008 AML other m 2019-04-02T08:53:07.12
GU.ENR.HHN. ML:0.9 9.248657E-5 0.16 AML other m 2019-04-02T08:53:06.37
GU.ENR.HHE. ML:0.8 7.7570745E-5 0.1408 AML other m 2019-04-02T08:53:06.65
GU.STV.HHN. ML:0.3 1.896264E-5 0.2048 AML other m 2019-04-02T08:53:07.58
GU.GBOS.HHE. ML:0.6 2.149466E-5 0.16 AML other m 2019-04-02T08:53:11.86
GU.GBOS.HHN. ML:1 4.904475E-5 1.7792 AML other m 2019-04-02T08:53:11.76
GU.RORO.HHN. ML:0.8 1.39693415E-5 0.1408 AML other m 2019-04-02T08:53:18.12
GU.RORO.HHE. ML:0.8 1.6475775E-5 0.1152 AML other m 2019-04-02T08:53:19.41
GU.CANO.HHE. ML:1.3 4.0419205E-5 1.12 AML other m 2019-04-02T08:53:20.73
GU.CANO.HHN. ML:1 2.187508E-5 0.2752 AML other m 2019-04-02T08:53:28.20
GU.PCP.HHE. ML:0.6 5.9992495E-6 0.224 AML other m 2019-04-02T08:53:31.33
GU.PCP.HHN. ML:0.6 7.313278E-6 0.3584 AML other m 2019-04-02T08:53:34.44
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download