A magnitude ML 0.3 (quarry blast) earthquake occured in region: 3 km S Cagli (PU), on
and geographic coordinates (lat, lon) 43.5250, 12.6470 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 |
---|---|---|---|---|
Cagli | PU | 3 | 8731 | 8731 |
Cantiano | PU | 6 | 2245 | 10976 |
Frontone | PU | 8 | 1300 | 12276 |
Acqualagna | PU | 11 | 4393 | 16669 |
Serra Sant'Abbondio | PU | 11 | 1027 | 17696 |
Piobbico | PU | 13 | 2029 | 19725 |
Scheggia e Pascelupo | PG | 14 | 1393 | 21118 |
Pergola | PU | 16 | 6333 | 27451 |
Fermignano | PU | 17 | 8596 | 36047 |
Apecchio | PU | 19 | 1882 | 37929 |
Urbania | PU | 19 | 7099 | 45028 |
Costacciaro | PG | 19 | 1216 | 46244 |
Pietralunga | PG | 19 | 2111 | 48355 |
Sassoferrato | AN | 20 | 7285 | 55640 |
Gubbio | PG | 20 | 32216 | 87856 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.3 | 2021-05-06 06:50:56 |
43.5247 | 12.6473 | 1 | 2021-12-29 11:12:00 |
Bollettino Sismico Italiano INGV | 90478551 |
Reviewed Rev100 |
ML 0.4 | 2021-05-06 06:50:56 |
43.5268 | 12.6493 | 5 | 2021-05-06 06:57:16 |
Sala Sismica INGV-Roma | 89823281 |
Field | Value |
---|---|
Time (UTC) | 2021-05-06 06:50:56 ± 0.06 |
Latitude | 43.5247 ± 0.0054 |
Longitude | 12.6473 ± 0.0037 |
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 | 90478551 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 610 |
Semi-minor axis of confidence ellipse (meter) | 330 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 358 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 610.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 139 |
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) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.05756 |
Epicentral distance of station farthest from the epicenter (degree) | 0.21494 |
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 | 0.4 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 89823281 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-05-06 06:57:16 |
Field | Value |
---|---|
Value | 0.3 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 90478551 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-10-08 10:19:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARVD.HHZ. | 2021-05-06T06:51:01.03 | 0.3 | undecidable | manual | P | 97 | 23.8539 | 91 | -0.17 | 72 |
IV.ATPI.EHZ. | 2021-05-06T06:51:00.62 | 0.3 | undecidable | manual | P | 248 | 21.3675 | 91 | -0.08 | 73 |
IV.ATPC.HHN. | 2021-05-06T06:50:59.72 | 0.1 | undecidable | manual | P | 252 | 16.0728 | 92 | 0.08 | 99 |
IV.PIEI.HHZ. | 2021-05-06T06:50:58.09 | 0.1 | undecidable | manual | P | 278 | 9.0798 | 93 | -0.16 | 98 |
IV.NARO.HHZ. | 2021-05-06T06:50:58.69 | 0.1 | undecidable | manual | P | 331 | 10.9779 | 93 | 0.08 | 100 |
IV.ATBU.HNN. | 2021-05-06T06:50:58.43 | 0.1 | undecidable | manual | P | 236 | 9.6792 | 93 | 0.08 | 100 |
IV.FRON.EHZ. | 2021-05-06T06:50:57.79 | 0.1 | undecidable | manual | P | 97 | 6.3936 | 94 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NARO.HHE. | ML:0.2 | 0.000025656463 | 0.0576 | AML | other | m | 2021-05-06T06:51:02.03 |
IV.ATPI.EHE. | ML:0.1 | 0.00000765581 | 1.4624 | AML | other | m | 2021-05-06T06:51:03.78 |
IV.ATPI.EHN. | ML:0.3 | 0.00001672999 | 0.5408 | AML | other | m | 2021-05-06T06:51:04.13 |
IV.NARO.HHN. | ML:0.1 | 0.0000218728495 | 1.9392 | AML | other | m | 2021-05-06T06:51:05.01 |
IV.ATPI.HNN. | ML:1.2 | 0.00013561619 | 1.12 | AML | other | m | 2021-05-06T06:51:05.30 |
IV.ARVD.HHE. | ML:0.3 | 0.000013712509000000001 | 0.1408 | AML | other | m | 2021-05-06T06:51:05.53 |
IV.ATPI.HNE. | ML:1.1 | 0.00009565403 | 1.4912 | AML | other | m | 2021-05-06T06:51:05.20 |
IV.ARVD.HHN. | ML:0.2 | 0.000010820112 | 1.4176 | AML | other | m | 2021-05-06T06:51:14.06 |