Earthquake with magnitude of ML 0.9 on date 16-05-2022 and time 05:04:56 (Italy) in region 2 km W Pontechianale (CN)

A magnitude ML 0.9 earthquake occured in region: 2 km W Pontechianale (CN), on

  • 16-05-2022 03:04:56 (UTC)
  • 16-05-2022 05:04:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.6250, 7.0070 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Pontechianale CN 2 179 179
Bellino CN 5 109 288
Casteldelfino CN 6 157 445
Elva CN 12 97 542
Crissolo CN 15 168 710
Sampeyre CN 15 1022 1732
Oncino CN 16 76 1808
Prazzo CN 16 170 1978
Stroppo CN 16 103 2081
Ostana CN 16 83 2164
Acceglio CN 17 162 2326
Macra CN 20 59 2385
Canosio CN 20 80 2465
Marmora CN 20 68 2533

Municipalities with at least 50000 inhabitants

An earthquake occurred to
50 Km NW of Cuneo (56081 inhabitants)
68 Km SW of Moncalieri (57294 inhabitants)
73 Km SW of Torino (890529 inhabitants)
99 Km W 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 0.9 2022-05-16
03:04:56
44.625 7.0072 11 2023-01-31
19:03:37
Bollettino Sismico Italiano INGV 109238371
Reviewed
Rev100
ML 1.0 2022-05-16
03:04:56
44.6242 7.031 13 2022-05-16
03:46:11
Sala Sismica INGV-Roma 104691471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-16 03:04:56 ± 0.22
Latitude 44.6250 ± 0.0135
Longitude 7.0072 ± 0.0657
Depth (km) 11 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 109238371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 4981
Semi-minor axis of confidence ellipse (meter) 1732
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 78
Circular confidence region, given by single value of horizontal uncertainty (meter) 4980.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 184
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) 0.47
Epicentral distance of station closest to the epicenter (degree) 0.14119
Epicentral distance of station farthest from the epicenter (degree) 0.55398
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:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 104691471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-16 03:46:11

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 109238371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-09-02 06:51:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RSP.HHE. 2022-05-16T03:05:14.38 0.6 undecidable manual S 19 61.494 50 -0.86 42
GU.ENR.HHZ. 2022-05-16T03:05:12.80 0.6 undecidable manual S 143 54.6009 50 -0.62 45
GU.STV.HHZ. 2022-05-16T03:05:11.08 0.6 undecidable manual S 149 49.1175 50 -0.87 42
GU.RRL.HHZ. 2022-05-16T03:05:08.21 0.6 undecidable manual S 333 37.0296 50 -0.5 38
GU.RSP.HHE. 2022-05-16T03:05:07.63 0.3 undecidable manual P 19 61.494 50 0.4 60
GU.ENR.HHZ. 2022-05-16T03:05:06.12 0.3 undecidable manual P 143 54.6009 50 -0.06 68
GU.STV.HHZ. 2022-05-16T03:05:05.35 0.1 undecidable manual P 149 49.1175 50 0.02 92
GU.BHB.HHZ. 2022-05-16T03:05:05.84 0.6 undecidable manual S 41 30.8469 50 -1.22 43
GU.RRL.HHZ. 2022-05-16T03:05:03.58 0.1 undecidable manual P 333 37.0296 50 0.12 95
GU.BHB.HHZ. 2022-05-16T03:05:02.21 0.1 undecidable manual P 41 30.8469 50 -0.3 98
GU.PZZ.HHZ. 2022-05-16T03:05:02.49 0.6 undecidable manual S 147 15.6732 124 -0.4 45
GU.PZZ.HHZ. 2022-05-16T03:05:00.15 0.1 undecidable manual P 147 15.6732 124 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHE. ML:1.5 0.0002855 1.78 AML other m 2022-05-16T03:05:03.03
GU.PZZ.HHN. ML:1.4 0.0002255 0.9 AML other m 2022-05-16T03:05:03.84
GU.BHB.HHE. ML:0.8 0.000028250000000000002 0.6 AML other m 2022-05-16T03:05:06.97
GU.BHB.HHN. ML:0.8 0.0000285 0.76 AML other m 2022-05-16T03:05:07.91
GU.RRL.HHN. ML:0.7 0.0000195 0.14 AML other m 2022-05-16T03:05:08.87
GU.RRL.HHE. ML:0.8 0.00002365 1.34 AML other m 2022-05-16T03:05:09.87
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