A magnitude ML 0.4 (quarry blast) earthquake occured in region: 2 km W Bagnasco (CN), on
and geographic coordinates (lat, lon) 44.2980, 8.0150 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 |
---|---|---|---|---|
Bagnasco | CN | 2 | 1035 | 1035 |
Battifollo | CN | 3 | 219 | 1254 |
Lisio | CN | 3 | 201 | 1455 |
Viola | CN | 4 | 391 | 1846 |
Scagnello | CN | 5 | 194 | 2040 |
Massimino | SV | 5 | 113 | 2153 |
Priola | CN | 6 | 701 | 2854 |
Nucetto | CN | 6 | 430 | 3284 |
Perlo | CN | 7 | 116 | 3400 |
Monasterolo Casotto | CN | 7 | 89 | 3489 |
Mombasiglio | CN | 8 | 609 | 4098 |
Pamparato | CN | 8 | 302 | 4400 |
Roburent | CN | 10 | 495 | 4895 |
Ceva | CN | 10 | 5782 | 10677 |
Calizzano | SV | 11 | 1475 | 12152 |
Priero | CN | 11 | 529 | 12681 |
Torre Mondovì | CN | 11 | 498 | 13179 |
Castelnuovo di Ceva | CN | 11 | 110 | 13289 |
Garessio | CN | 11 | 3244 | 16533 |
Murialdo | SV | 12 | 841 | 17374 |
Montaldo di Mondovì | CN | 12 | 557 | 17931 |
Lesegno | CN | 12 | 794 | 18725 |
San Michele Mondovì | CN | 12 | 2003 | 20728 |
Sale delle Langhe | CN | 12 | 486 | 21214 |
Sale San Giovanni | CN | 13 | 183 | 21397 |
Roascio | CN | 13 | 97 | 21494 |
Montezemolo | CN | 14 | 259 | 21753 |
Vicoforte | CN | 15 | 3136 | 24889 |
Castellino Tanaro | CN | 15 | 312 | 25201 |
Bardineto | SV | 15 | 756 | 25957 |
Osiglia | SV | 15 | 444 | 26401 |
Niella Tanaro | CN | 15 | 1046 | 27447 |
Torresina | CN | 15 | 52 | 27499 |
Briaglia | CN | 15 | 318 | 27817 |
Paroldo | CN | 16 | 211 | 28028 |
Roccavignale | SV | 16 | 752 | 28780 |
Monastero di Vasco | CN | 16 | 1297 | 30077 |
Igliano | CN | 16 | 74 | 30151 |
Frabosa Soprana | CN | 17 | 759 | 30910 |
Cigliè | CN | 17 | 190 | 31100 |
Millesimo | SV | 17 | 3383 | 34483 |
Rocca Cigliè | CN | 17 | 142 | 34625 |
Frabosa Sottana | CN | 17 | 1497 | 36122 |
Camerana | CN | 17 | 631 | 36753 |
Marsaglia | CN | 17 | 245 | 36998 |
Bormida | SV | 18 | 387 | 37385 |
Saliceto | CN | 18 | 1323 | 38708 |
Cengio | SV | 18 | 3563 | 42271 |
Mondovì | CN | 18 | 22484 | 64755 |
Ormea | CN | 19 | 1617 | 66372 |
Bastia Mondovì | CN | 19 | 669 | 67041 |
Cosseria | SV | 19 | 1105 | 68146 |
Erli | SV | 19 | 245 | 68391 |
Plodio | SV | 19 | 650 | 69041 |
Murazzano | CN | 20 | 834 | 69875 |
Mombarcaro | CN | 20 | 268 | 70143 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.4 | 2020-09-15 08:41:05 |
44.2983 | 8.0152 | 1 | 2021-02-26 14:55:58 |
Bollettino Sismico Italiano INGV | 83642431 |
Reviewed Rev100 |
ML 0.3 | 2020-09-15 08:41:05 |
44.2783 | 8.0307 | 9 | 2020-09-15 09:12:45 |
Sala Sismica INGV-Roma | 82925041 |
Field | Value |
---|---|
Time (UTC) | 2020-09-15 08:41:05 ± 0.23 |
Latitude | 44.2983 ± 0.0180 |
Longitude | 8.0152 ± 0.0113 |
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 | 83642431 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2000 |
Semi-minor axis of confidence ellipse (meter) | 900 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 359 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2000.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 180 |
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) | 0.34 |
Epicentral distance of station closest to the epicenter (degree) | 0.13760 |
Epicentral distance of station farthest from the epicenter (degree) | 0.49553 |
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 | 0.3 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 82925041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-15 09:12:45 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 83642431 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-11-30 09:17:59 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.STV.HHZ. | 2020-09-15T08:41:16.40 | 0.3 | undecidable | manual | P | 264 | 55.0005 | 91 | -0.21 | 68 |
GU.ENR.HHZ. | 2020-09-15T08:41:14.77 | 0.3 | undecidable | manual | P | 261 | 47.9187 | 91 | -0.41 | 66 |
GU.MGRO.HHZ. | 2020-09-15T08:41:12.07 | 0.1 | undecidable | manual | P | 210 | 32.8449 | 91 | -0.08 | 96 |
IV.QLNO.HHZ. | 2020-09-15T08:41:10.94 | 0.3 | undecidable | manual | P | 84 | 26.4513 | 91 | 0.07 | 73 |
GU.CANO.HHZ. | 2020-09-15T08:41:09.65 | 0.1 | undecidable | manual | P | 120 | 20.3685 | 91 | 0 | 100 |
GU.GBOS.HHZ. | 2020-09-15T08:41:09.24 | 0.1 | undecidable | manual | P | 246 | 15.2736 | 92 | 0.6 | 87 |
GU.RORO.HHZ. | 2020-09-15T08:41:09.68 | 0.3 | undecidable | manual | P | 169 | 21.0678 | 91 | -0.12 | 73 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.GBOS.HHE. | ML:-0.1 | 0.000011630371 | 0.8384 | AML | other | m | 2020-09-15T08:41:11.70 |
GU.CANO.HHE. | ML:0.8 | 0.000047895235 | 0.8768 | AML | other | m | 2020-09-15T08:41:12.70 |
GU.RORO.HHN. | ML:0.4 | 0.000018643335 | 0.48 | AML | other | m | 2020-09-15T08:41:12.85 |
GU.CANO.HHN. | ML:0.6 | 0.00003060619 | 1.216 | AML | other | m | 2020-09-15T08:41:12.76 |
IV.QLNO.HHE. | ML:0.5 | 0.000022338150000000002 | 1.7856 | AML | other | m | 2020-09-15T08:41:15.21 |
IV.QLNO.HHN. | ML:0.4 | 0.000015670815 | 0.8384 | AML | other | m | 2020-09-15T08:41:15.03 |
GU.MGRO.HHN. | ML:0.5 | 0.000013425454999999999 | 1.1648 | AML | other | m | 2020-09-15T08:41:17.19 |
GU.MGRO.HHE. | ML:0.5 | 0.000015186405 | 1.44 | AML | other | m | 2020-09-15T08:41:17.53 |
GU.STV.HHN. | ML:0.3 | 0.0000064897655 | 3.3408 | AML | other | m | 2020-09-15T08:41:22.28 |
GU.STV.HHE. | ML:0.3 | 0.0000056020660000000004 | 3.1616 | AML | other | m | 2020-09-15T08:41:22.64 |