Earthquake with magnitude of ML 0.6 on date 19-05-2023 and time 07:02:55 (UTC) in region 4 km NE Massello (TO)

A magnitude ML 0.6 earthquake occured in region: 4 km NE Massello (TO), on

  • 19-05-2023 07:02:55 (UTC)
  • 19-05-2023 09:02:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.9900, 7.0780 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
Massello TO 4 51 51
Roure TO 4 848 899
Fenestrelle TO 5 544 1443
Salza di Pinerolo TO 6 75 1518
Perrero TO 7 659 2177
Usseaux TO 8 186 2363
Pomaretto TO 9 1009 3372
Perosa Argentina TO 10 3285 6657
Pragelato TO 11 776 7433
Prali TO 11 246 7679
Inverso Pinasca TO 12 730 8409
Pinasca TO 13 3051 11460
Pramollo TO 14 258 11718
Meana di Susa TO 15 826 12544
Mattie TO 15 687 13231
Villar Perosa TO 16 4092 17323
Gravere TO 16 692 18015
Chiomonte TO 16 916 18931
Sestriere TO 16 929 19860
Susa TO 16 6466 26326
San Germano Chisone TO 16 1854 28180
Exilles TO 17 273 28453
Mompantero TO 17 659 29112
Bussoleno TO 17 6094 35206
Giaglione TO 17 631 35837
San Giorio di Susa TO 17 1024 36861
Sauze d'Oulx TO 18 1109 37970
Villar Focchiardo TO 18 2042 40012
Salbertrand TO 18 596 40608
Sauze di Cesana TO 18 244 40852
Coazze TO 18 3287 44139
Porte TO 19 1083 45222
Chianocco TO 19 1675 46897
Venaus TO 19 907 47804
Bruzolo TO 19 1524 49328
San Didero TO 20 551 49879
Borgone Susa TO 20 2229 52108
Oulx TO 20 3307 55415
Angrogna TO 20 889 56304

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km W of Moncalieri (57294 inhabitants)
48 Km W of Torino (890529 inhabitants)
76 Km NW of Cuneo (56081 inhabitants)
89 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
Reviewed
Rev100
ML 0.6 2023-05-19
07:02:55
44.9902 7.0782 10 2023-05-19
07:16:50
Sala Sismica INGV-Roma 117480771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-19 07:02:55 ± 0.19
Latitude 44.9902 ± 0.0108
Longitude 7.0782 ± 0.0165
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117480771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1115
Semi-minor axis of confidence ellipse (meter) 917
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 277
Circular confidence region, given by single value of horizontal uncertainty (meter) 1110.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.46
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.48384
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 117480771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-19 07:16:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.LSD.HHZ. 2023-05-19T07:03:11.40 0.3 undecidable manual S 5 52.3032 50 -0.67 63
GU.BURY.HHZ. 2023-05-19T07:03:09.68 3.0 undecidable manual P 0
GU.PZZ.HHZ. 2023-05-19T07:03:05.35 0.3 undecidable manual P 177 53.7018 50 0.11 73
GU.BNI.HHZ. 2023-05-19T07:03:05.61 3.0 undecidable manual S 0
GU.LSD.HHZ. 2023-05-19T07:03:05.34 0.1 undecidable manual P 5 52.3032 50 0.33 93
GU.BHB.HHZ. 2023-05-19T07:03:03.32 0.3 undecidable manual S 140 22.4553 113 -0.54 70
GU.RRL.HHZ. 2023-05-19T07:03:03.72 0.6 undecidable manual S 251 23.8539 112 -0.59 46
GU.RSP.HNZ. 2023-05-19T07:03:03.75 0.3 undecidable manual S 40 22.8549 113 -0.23 75
GU.CIRO.HHZ. 2023-05-19T07:03:01.43 3.0 undecidable manual P 0
GU.BHB.HHZ. 2023-05-19T07:03:00.64 0.3 undecidable manual P 140 22.4553 113 0.37 73
GU.RRL.HHZ. 2023-05-19T07:03:00.75 0.1 undecidable manual P 251 23.8539 112 0.22 100
GU.RSP.HNZ. 2023-05-19T07:03:00.85 0.3 undecidable manual P 40 22.8549 113 0.51 70
GU.BNI.HHZ. 2023-05-19T07:03:00.65 3.0 undecidable manual P 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.BHB.HHN. ML:0.9 0.00004915 0.1 AML other m 2023-05-19T07:03:04.51
GU.BHB.HHE. ML:0.5 0.000021775711 0.0832 AML other m 2023-05-19T07:03:04.50
GU.PZZ.HHE. ML:0.9 0.000021781109999999998 0.24 AML other m 2023-05-19T07:03:13.21
GU.LSD.HHE. ML:0.6 0.00000891878785 0.16 AML other m 2023-05-19T07:03:11.91
GU.PZZ.HHN. ML:1.0 0.00002671008045 0.2624 AML other m 2023-05-19T07:03:13.37
GU.LSD.HHN. ML:0.3 0.0000064680365 0.1024 AML other m 2023-05-19T07:03:12.30
GU.BHB.HNE. ML:0.5 0.000022205025 0.0896 AML other m 2023-05-19T07:03:04.46
GU.BHB.HNN. ML:0.8 0.000041756375 0.1088 AML other m 2023-05-19T07:03:04.51
MN.BNI.HHE. ML:0.0 0.000007133169999999999 0.08 AML other m 2023-05-19T07:03:07.20
MN.BNI.HHN. ML:0.5 0.000013433855000000002 0.1792 AML other m 2023-05-19T07:03:05.77
GU.RRL.HHE. ML:0.2 0.0000116677775 0.2176 AML other m 2023-05-19T07:03:04.57
GU.RRL.HHN. ML:0.4 0.000012944289 0.0992 AML other m 2023-05-19T07:03:03.80
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