A magnitude ML 0.4 (quarry blast) earthquake occured in region: 3 km S Cagli (PU), on
and geographic coordinates (lat, lon) 43.5160, 12.6430 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 | 4 | 8731 | 8731 |
Cantiano | PU | 5 | 2245 | 10976 |
Frontone | PU | 8 | 1300 | 12276 |
Serra Sant'Abbondio | PU | 11 | 1027 | 13303 |
Acqualagna | PU | 12 | 4393 | 17696 |
Scheggia e Pascelupo | PG | 13 | 1393 | 19089 |
Piobbico | PU | 13 | 2029 | 21118 |
Pergola | PU | 17 | 6333 | 27451 |
Fermignano | PU | 18 | 8596 | 36047 |
Costacciaro | PG | 18 | 1216 | 37263 |
Pietralunga | PG | 19 | 2111 | 39374 |
Apecchio | PU | 19 | 1882 | 41256 |
Gubbio | PG | 19 | 32216 | 73472 |
Urbania | PU | 20 | 7099 | 80571 |
Sassoferrato | AN | 20 | 7285 | 87856 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.4 | 2020-08-03 06:41:36 |
43.5162 | 12.6433 | 1 | 2020-11-19 12:37:06 |
Bollettino Sismico Italiano INGV | 84504851 |
Reviewed Rev100 |
ML 0.6 | 2020-08-03 06:41:36 |
43.5187 | 12.6477 | 5 | 2020-08-03 06:47:37 |
Sala Sismica INGV-Roma | 81603411 |
Field | Value |
---|---|
Time (UTC) | 2020-08-03 06:41:36 ± 0.07 |
Latitude | 43.5162 ± 0.0045 |
Longitude | 12.6433 ± 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 | 84504851 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 510 |
Semi-minor axis of confidence ellipse (meter) | 440 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 357 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 510.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 66 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.05936 |
Epicentral distance of station farthest from the epicenter (degree) | 0.21674 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 84504851 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-11-06 14:53:42 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 81603411 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-03 06:47:37 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARVD.HHZ. | 2020-08-03T06:41:41.20 | 0.3 | undecidable | manual | P | 95 | 24.0537 | 91 | -0.17 | 71 |
IV.ATPI.EHZ. | 2020-08-03T06:41:40.69 | 0.1 | undecidable | manual | P | 250 | 20.7681 | 91 | 0 | 99 |
IV.ATFO.HHZ. | 2020-08-03T06:41:40.40 | 0.3 | undecidable | manual | P | 199 | 17.5713 | 92 | 0.34 | 69 |
IV.MPAG.EHZ. | 2020-08-03T06:41:39.76 | 0.1 | undecidable | manual | P | 37 | 15.6732 | 92 | 0.09 | 98 |
IV.PIEI.HHZ. | 2020-08-03T06:41:38.24 | 0.1 | undecidable | manual | P | 284 | 8.9799 | 93 | -0.1 | 99 |
IV.NARO.HHZ. | 2020-08-03T06:41:38.87 | 0.1 | undecidable | manual | P | 334 | 11.6772 | 92 | -0.01 | 100 |
IV.ATSC.EHE. | 2020-08-03T06:41:38.52 | 0.1 | undecidable | manual | P | 161 | 10.7781 | 93 | -0.19 | 97 |
IV.FRON.EHZ. | 2020-08-03T06:41:37.97 | 0.1 | positive | manual | P | 88 | 6.5934 | 94 | 0.1 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NARO.HHE. | ML:0.4 | 0.00004585 | 1.24 | AML | other | m | 2020-08-03T06:41:42.05 |
IV.NARO.HHN. | ML:0.4 | 0.000042300000000000005 | 1 | AML | other | m | 2020-08-03T06:41:44.37 |