Earthquake with magnitude of ML 0.8 on date 16-04-2020 and time 14:11:36 (Italy) in region 10 km NW Acceglio (CN)

A magnitude ML 0.8 earthquake occured in region: 10 km NW Acceglio (CN), on

  • 16-04-2020 12:11:36 (UTC)
  • 16-04-2020 14:11:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.5380, 6.8940 at 10 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
Acceglio CN 10 162 162
Bellino CN 11 109 271
Prazzo CN 14 170 441
Pontechianale CN 14 179 620
Casteldelfino CN 15 157 777
Elva CN 16 97 874
Canosio CN 18 80 954
Marmora CN 18 68 1022
Argentera CN 19 83 1105
Stroppo CN 19 103 1208

Municipalities with at least 50000 inhabitants

An earthquake occurred to
55 Km W of Cuneo (56081 inhabitants)
81 Km SW of Moncalieri (57294 inhabitants)
86 Km SW of Torino (890529 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 0.8 2020-04-16
12:11:36
44.538 6.8937 10 2020-04-16
12:37:55
Sala Sismica INGV-Roma 78286101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-16 12:11:36 ± 0.15
Latitude 44.5380 ± 0.0045
Longitude 6.8937 ± 0.0101
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 78286101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 864
Semi-minor axis of confidence ellipse (meter) 154
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 65
Circular confidence region, given by single value of horizontal uncertainty (meter) 860.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 210
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.73744
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 78286101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-16 12:37:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GBOS.HHE. 2020-04-16T12:12:00.83 0.3 undecidable manual S 113 81.8514 50 0.04 67
FR.SAOF.HHE.00 2020-04-16T12:12:00.30 0.6 undecidable manual S 139 80.5638 50 -0.14 44
GU.ENR.HHZ. 2020-04-16T12:11:53.44 0.3 undecidable manual S 129 54.2013 50 0.05 70
GU.STV.HHE. 2020-04-16T12:11:51.53 0.3 undecidable manual S 133 47.2194 50 0.01 71
GU.BHB.HHZ. 2020-04-16T12:11:50.49 0.3 undecidable manual S 41 44.0226 50 -0.19 69
FR.SAOF.HHE.00 2020-04-16T12:11:50.45 0.3 undecidable manual P 139 80.5638 50 0.24 64
GU.RRL.HHE. 2020-04-16T12:11:50.57 0.3 undecidable manual S 349 43.2234 50 0.1 71
GU.GBOS.HHE. 2020-04-16T12:11:50.60 0.3 undecidable manual P 113 81.8514 50 0.19 65
GU.ENR.HHZ. 2020-04-16T12:11:45.82 0.3 undecidable manual P 129 54.2013 50 -0.32 66
RD.ORIF.BHZ. 2020-04-16T12:11:45.96 3.0 positive manual P 0 0
GU.RRL.HHE. 2020-04-16T12:11:44.21 0.3 undecidable manual P 349 43.2234 50 -0.24 69
GU.STV.HHE. 2020-04-16T12:11:44.98 0.3 undecidable manual P 133 47.2194 50 -0.08 70
GU.BHB.HHZ. 2020-04-16T12:11:44.83 0.1 undecidable manual P 41 44.0226 50 0.25 91
GU.PZZ.HHZ. 2020-04-16T12:11:43.32 0.3 undecidable manual S 101 17.9709 119 -0.05 75
GU.PZZ.HHZ. 2020-04-16T12:11:40.38 0.1 undecidable manual P 101 17.9709 119 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHE. ML:1.0 0.00008894790499999999 0.1984 AML other m 2020-04-16T12:11:45.06
GU.PZZ.HHN. ML:1.2 0.00012206915000000001 0.1792 AML other m 2020-04-16T12:11:44.32
GU.BHB.HHE. ML:0.2 0.0000068747365 0.1024 AML other m 2020-04-16T12:11:52.53
GU.BHB.HHN. ML:0.5 0.000010169178 0.2176 AML other m 2020-04-16T12:11:53.26
GU.ENR.HHE. ML:0.9 0.000020990605 0.0576 AML other m 2020-04-16T12:11:54.49
GU.ENR.HHN. ML:0.8 0.0000163396025 0.064 AML other m 2020-04-16T12:11:54.42
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