A magnitude ML 0.3 (quarry blast) earthquake occured in region: 3 km E Piobbico (PU), on
and geographic coordinates (lat, lon) 43.5940, 12.5460 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 |
---|---|---|---|---|
Piobbico | PU | 3 | 2029 | 2029 |
Urbania | PU | 9 | 7099 | 9128 |
Cagli | PU | 10 | 8731 | 17859 |
Acqualagna | PU | 11 | 4393 | 22252 |
Apecchio | PU | 11 | 1882 | 24134 |
Peglio | PU | 12 | 696 | 24830 |
Fermignano | PU | 12 | 8596 | 33426 |
Sant'Angelo in Vado | PU | 13 | 4133 | 37559 |
Cantiano | PU | 15 | 2245 | 39804 |
Urbino | PU | 17 | 15019 | 54823 |
Lunano | PU | 17 | 1527 | 56350 |
Mercatello sul Metauro | PU | 18 | 1378 | 57728 |
Frontone | PU | 18 | 1300 | 59028 |
Piandimeleto | PU | 18 | 2167 | 61195 |
Pietralunga | PG | 19 | 2111 | 63306 |
Belforte all'Isauro | PU | 19 | 769 | 64075 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.3 | 2021-04-15 06:43:37 |
43.5937 | 12.5455 | 1 | 2021-07-12 16:55:11 |
Bollettino Sismico Italiano INGV | 90198811 |
Reviewed Rev100 |
ML 1.7 | 2021-04-15 06:43:36 |
43.6422 | 12.4967 | 1 | 2021-04-15 07:18:43 |
Sala Sismica INGV-Roma | 89110821 |
Field | Value |
---|---|
Time (UTC) | 2021-04-15 06:43:37 ± 0.09 |
Latitude | 43.5937 ± 0.0054 |
Longitude | 12.5455 ± 0.0075 |
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 | 90198811 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 720 |
Semi-minor axis of confidence ellipse (meter) | 480 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 320 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 720.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 132 |
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) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.03058 |
Epicentral distance of station farthest from the epicenter (degree) | 0.22843 |
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 | 0.0 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 90198811 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-05-18 12:44:19 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 1.0 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 89110821 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-15 07:18:43 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PARC.HHZ. | 2021-04-15T06:43:42.44 | 0.3 | undecidable | manual | P | 284 | 25.3524 | 91 | -0.13 | 73 |
IV.FRON.EHZ. | 2021-04-15T06:43:40.74 | 0.3 | undecidable | manual | P | 120 | 16.7721 | 92 | -0.1 | 74 |
IV.ATPC.HHE. | 2021-04-15T06:43:40.56 | 0.1 | positive | manual | P | 210 | 14.3745 | 92 | 0.19 | 98 |
IV.MPAG.EHZ. | 2021-04-15T06:43:40.89 | 0.3 | undecidable | manual | P | 77 | 17.6712 | 92 | -0.13 | 74 |
IV.ATBU.EHZ. | 2021-04-15T06:43:40.20 | 0.1 | positive | manual | P | 179 | 13.0758 | 92 | 0.09 | 100 |
IV.NARO.HHZ. | 2021-04-15T06:43:38.33 | 0.1 | undecidable | manual | P | 56 | 3.3966 | 98 | 0.16 | 100 |
IV.PIEI.HHZ. | 2021-04-15T06:43:38.61 | 0.1 | positive | manual | P | 187 | 6.4935 | 94 | -0.18 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NARO.HHN. | ML:0.0 | 0.00039364889999999995 | 0.0608 | AML | other | m | 2021-04-15T06:43:39.09 |
IV.NARO.HHE. | ML:0.0 | 0.00018338565 | 0.0608 | AML | other | m | 2021-04-15T06:43:39.44 |
IV.PIEI.HHE. | ML:0.0 | 0.0001112074 | 0.0832 | AML | other | m | 2021-04-15T06:43:40.09 |
IV.PIEI.HHN. | ML:0.0 | 0.00009112307 | 0.08 | AML | other | m | 2021-04-15T06:43:39.78 |
IV.APEC.HHN. | ML:0.3 | 0.000033078605 | 0.1792 | AML | other | m | 2021-04-15T06:43:41.92 |