A magnitude ML 0.2 (quarry blast) earthquake occured in region: 2 km W Roccavione (CN), on
and geographic coordinates (lat, lon) 44.3070, 7.4570 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 |
---|---|---|---|---|
Roccavione | CN | 2 | 2761 | 2761 |
Borgo San Dalmazzo | CN | 4 | 12468 | 15229 |
Roaschia | CN | 4 | 107 | 15336 |
Roccasparvera | CN | 4 | 741 | 16077 |
Robilante | CN | 5 | 2306 | 18383 |
Gaiola | CN | 5 | 582 | 18965 |
Moiola | CN | 6 | 234 | 19199 |
Valdieri | CN | 6 | 935 | 20134 |
Vignolo | CN | 6 | 2600 | 22734 |
Rittana | CN | 7 | 109 | 22843 |
Valloriate | CN | 7 | 109 | 22952 |
Boves | CN | 8 | 9835 | 32787 |
Entracque | CN | 9 | 774 | 33561 |
Cervasca | CN | 9 | 5013 | 38574 |
Vernante | CN | 9 | 1178 | 39752 |
Bernezzo | CN | 9 | 4104 | 43856 |
Cuneo | CN | 12 | 56081 | 99937 |
Demonte | CN | 13 | 2003 | 101940 |
Caraglio | CN | 13 | 6836 | 108776 |
Valgrana | CN | 13 | 786 | 109562 |
Peveragno | CN | 13 | 5543 | 115105 |
Limone Piemonte | CN | 15 | 1485 | 116590 |
Monterosso Grana | CN | 16 | 505 | 117095 |
Montemale di Cuneo | CN | 16 | 241 | 117336 |
Beinette | CN | 17 | 3423 | 120759 |
Chiusa di Pesio | CN | 18 | 3676 | 124435 |
Pradleves | CN | 19 | 250 | 124685 |
Aisone | CN | 19 | 248 | 124933 |
Dronero | CN | 19 | 7035 | 131968 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.2 | 2023-02-15 09:51:42 |
44.3067 | 7.4568 | 1 | 2024-03-01 17:18:16 |
Bollettino Sismico Italiano INGV | 121026731 |
Reviewed Rev100 |
ML 0.2 | 2023-02-15 09:51:42 |
44.2663 | 7.4488 | 6 | 2023-02-15 10:01:18 |
Sala Sismica INGV-Roma | 114453171 |
Field | Value |
---|---|
Time (UTC) | 2023-02-15 09:51:42 ± 0.15 |
Latitude | 44.3067 ± 0.0099 |
Longitude | 7.4568 ± 0.0050 |
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 | 121026731 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1120 |
Semi-minor axis of confidence ellipse (meter) | 320 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 350 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1120.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 226 |
Number of associated phases, regardless of their use for origin computation | 5 |
Number of defining phases | 5 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.09 |
Epicentral distance of station closest to the epicenter (degree) | 0.08184 |
Epicentral distance of station farthest from the epicenter (degree) | 0.47754 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.2 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 114453171 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-15 10:01:18 |
Field | Value |
---|---|
Value | 0.2 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 121026731 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-09-13 13:54:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.RORO.HHE. | 2023-02-15T09:51:52.97 | 0.6 | undecidable | manual | P | 114 | 53.0025 | 91 | -0.16 | 45 |
GU.MGRO.HHZ. | 2023-02-15T09:51:50.60 | 0.3 | undecidable | manual | P | 136 | 40.5261 | 91 | -0.01 | 71 |
GU.GBOS.HHZ. | 2023-02-15T09:51:48.85 | 0.3 | undecidable | manual | P | 103 | 31.2465 | 91 | 0.09 | 71 |
GU.STV.HHZ. | 2023-02-15T09:51:44.97 | 0.1 | undecidable | manual | P | 237 | 12.3765 | 92 | -0.02 | 100 |
GU.ENR.HHZ. | 2023-02-15T09:51:44.35 | 0.1 | undecidable | manual | P | 200 | 9.0798 | 93 | 0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.STV.HHE. | ML:0.1 | 0.000021199125 | 0.1216 | AML | other | m | 2023-02-15T09:51:46.89 |
GU.STV.HHN. | ML:0.2 | 0.000023943244999999998 | 0.1408 | AML | other | m | 2023-02-15T09:51:47.84 |
GU.GBOS.HHE. | ML:0.3 | 0.0000093896335 | 0.7392 | AML | other | m | 2023-02-15T09:51:53.55 |
GU.GBOS.HHN. | ML:0.0 | 0.000006890334499999999 | 1.056 | AML | other | m | 2023-02-15T09:51:54.02 |