A magnitude ML 0.9 (quarry blast) earthquake occured in region: 2 km S Vignolo (CN), on
and geographic coordinates (lat, lon) 44.3460, 7.4680 at 0 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Event type: quarry blast.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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Vignolo | CN | 2 | 2600 | 2600 |
Roccasparvera | CN | 2 | 741 | 3341 |
Borgo San Dalmazzo | CN | 3 | 12468 | 15809 |
Roccavione | CN | 4 | 2761 | 18570 |
Cervasca | CN | 4 | 5013 | 23583 |
Gaiola | CN | 5 | 582 | 24165 |
Rittana | CN | 5 | 109 | 24274 |
Bernezzo | CN | 5 | 4104 | 28378 |
Robilante | CN | 7 | 2306 | 30684 |
Moiola | CN | 7 | 234 | 30918 |
Boves | CN | 7 | 9835 | 40753 |
Valloriate | CN | 7 | 109 | 40862 |
Roaschia | CN | 8 | 107 | 40969 |
Cuneo | CN | 9 | 56081 | 97050 |
Caraglio | CN | 9 | 6836 | 103886 |
Valdieri | CN | 9 | 935 | 104821 |
Valgrana | CN | 10 | 786 | 105607 |
Peveragno | CN | 12 | 5543 | 111150 |
Vernante | CN | 12 | 1178 | 112328 |
Montemale di Cuneo | CN | 13 | 241 | 112569 |
Entracque | CN | 13 | 774 | 113343 |
Monterosso Grana | CN | 13 | 505 | 113848 |
Demonte | CN | 14 | 2003 | 115851 |
Beinette | CN | 14 | 3423 | 119274 |
Dronero | CN | 16 | 7035 | 126309 |
Villar San Costanzo | CN | 17 | 1547 | 127856 |
Pradleves | CN | 17 | 250 | 128106 |
Chiusa di Pesio | CN | 17 | 3676 | 131782 |
Castelletto Stura | CN | 18 | 1351 | 133133 |
Tarantasca | CN | 18 | 2122 | 135255 |
Roccabruna | CN | 18 | 1585 | 136840 |
Limone Piemonte | CN | 18 | 1485 | 138325 |
Margarita | CN | 19 | 1441 | 139766 |
Busca | CN | 19 | 10181 | 149947 |
Pianfei | CN | 20 | 2202 | 152149 |
Aisone | CN | 20 | 248 | 152397 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2023-04-19 16:51:58 |
44.3463 | 7.4678 | 1 | 2024-03-01 17:18:20 |
Bollettino Sismico Italiano INGV | 124698761 |
Reviewed Rev100 |
ML 1.0 | 2023-04-19 16:51:58 |
44.3283 | 7.4655 | 8 | 2023-04-19 17:03:07 |
Sala Sismica INGV-Roma | 116525671 |
Field | Value |
---|---|
Time (UTC) | 2023-04-19 16:51:58 ± 0.22 |
Latitude | 44.3463 ± 0.0144 |
Longitude | 7.4678 ± 0.0189 |
Depth (km) | 1 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | quarry blast |
Origin ID | 124698761 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1600 |
Semi-minor axis of confidence ellipse (meter) | 1470 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 30 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1600.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 92 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
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) | 0.12231 |
Epicentral distance of station farthest from the epicenter (degree) | 0.79320 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 124698761 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-01-17 17:10:29 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 116525671 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-19 17:03:07 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.PCP.HHZ. | 2023-04-19T16:52:15.70 | 0.3 | undecidable | manual | P | 75 | 88.0452 | 50 | 0.77 | 53 |
GU.BHB.HHZ. | 2023-04-19T16:52:09.61 | 0.3 | undecidable | manual | P | 343 | 56.5989 | 91 | -0.32 | 66 |
GU.RORO.HHZ. | 2023-04-19T16:52:08.52 | 0.3 | undecidable | manual | P | 118 | 54.2013 | 91 | -0.92 | 53 |
GU.GBOS.HHZ. | 2023-04-19T16:52:05.16 | 0.3 | undecidable | manual | P | 111 | 31.746 | 91 | 0.22 | 70 |
GU.PZZ.HHZ. | 2023-04-19T16:52:05.26 | 0.3 | undecidable | manual | P | 303 | 33.0447 | 91 | 0.05 | 72 |
GU.STV.HHZ. | 2023-04-19T16:52:01.81 | 0.1 | undecidable | manual | P | 225 | 15.873 | 92 | 0.04 | 100 |
GU.ENR.HHZ. | 2023-04-19T16:52:01.35 | 0.1 | undecidable | manual | P | 197 | 13.5753 | 92 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.ENR.HHN. | ML:1.0 | 0.000142 | 0.14 | AML | other | m | 2023-04-19T16:52:03.17 |
GU.ENR.HHE. | ML:1.1 | 0.00017749999999999998 | 0.42 | AML | other | m | 2023-04-19T16:52:03.33 |
GU.STV.HHN. | ML:0.3 | 0.00002165 | 0.54 | AML | other | m | 2023-04-19T16:52:03.79 |
GU.STV.HHE. | ML:0.5 | 0.00003455 | 0.24 | AML | other | m | 2023-04-19T16:52:03.51 |
GU.PZZ.HHE. | ML:0.7 | 0.00002705 | 0.78 | AML | other | m | 2023-04-19T16:52:11.48 |
GU.PZZ.HHN. | ML:0.8 | 0.00003205 | 1.12 | AML | other | m | 2023-04-19T16:52:11.39 |
GU.RORO.HHE. | ML:0.9 | 0.000020150000000000002 | 0.18 | AML | other | m | 2023-04-19T16:52:16.20 |
GU.RORO.HHN. | ML:1.0 | 0.0000242 | 0.94 | AML | other | m | 2023-04-19T16:52:16.52 |
GU.BHB.HHE. | ML:1.1 | 0.00002775 | 0.46 | AML | other | m | 2023-04-19T16:52:17.15 |
GU.BHB.HHN. | ML:1.1 | 0.000028400000000000003 | 1.44 | AML | other | m | 2023-04-19T16:52:17.99 |