A magnitude ML 0.9 (quarry blast) earthquake occured in region: 4 km SW Serra San Quirico (AN), on
and geographic coordinates (lat, lon) 43.4220, 12.9880 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 |
---|---|---|---|---|
Serra San Quirico | AN | 4 | 2850 | 2850 |
Genga | AN | 4 | 1797 | 4647 |
Mergo | AN | 7 | 1037 | 5684 |
Poggio San Vicino | MC | 9 | 246 | 5930 |
Rosora | AN | 10 | 1985 | 7915 |
Arcevia | AN | 10 | 4612 | 12527 |
Sassoferrato | AN | 11 | 7285 | 19812 |
Cupramontana | AN | 11 | 4756 | 24568 |
Cerreto d'Esi | AN | 11 | 3817 | 28385 |
Castelplanio | AN | 11 | 3540 | 31925 |
Fabriano | AN | 12 | 31480 | 63405 |
Apiro | MC | 12 | 2280 | 65685 |
Poggio San Marcello | AN | 12 | 693 | 66378 |
Maiolati Spontini | AN | 12 | 6248 | 72626 |
Montecarotto | AN | 13 | 1987 | 74613 |
Monte Roberto | AN | 14 | 3061 | 77674 |
Serra de' Conti | AN | 14 | 3746 | 81420 |
Castelbellino | AN | 15 | 4947 | 86367 |
San Paolo di Jesi | AN | 16 | 933 | 87300 |
Staffolo | AN | 16 | 2253 | 89553 |
Barbara | AN | 18 | 1368 | 90921 |
Matelica | MC | 18 | 9981 | 100902 |
Esanatoglia | MC | 19 | 2034 | 102936 |
Serra Sant'Abbondio | PU | 19 | 1027 | 103963 |
Cingoli | MC | 19 | 10352 | 114315 |
Pergola | PU | 20 | 6333 | 120648 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2020-11-25 09:55:11 |
43.4217 | 12.9883 | 1 | 2021-02-26 14:56:17 |
Bollettino Sismico Italiano INGV | 86659561 |
Reviewed Rev100 |
ML 0.9 | 2020-11-25 09:55:10 |
43.4418 | 13.0007 | 6 | 2020-11-25 10:01:04 |
Sala Sismica INGV-Roma | 85003351 |
Field | Value |
---|---|
Time (UTC) | 2020-11-25 09:55:11 ± 0.08 |
Latitude | 43.4217 ± 0.0045 |
Longitude | 12.9883 ± 0.0087 |
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 | 86659561 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 710 |
Semi-minor axis of confidence ellipse (meter) | 460 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 241 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 710.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 89 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.02068 |
Epicentral distance of station farthest from the epicenter (degree) | 0.42088 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 86659561 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-01-28 18:03:10 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 85003351 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-11-25 10:01:04 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CESI.HHZ. | 2020-11-25T09:55:20.11 | 0.6 | undecidable | manual | P | 188 | 46.7199 | 91 | -0.28 | 44 |
IV.NARO.HHZ. | 2020-11-25T09:55:19.06 | 0.6 | undecidable | manual | P | 303 | 38.9277 | 91 | 0.23 | 45 |
IV.FDMO.HHZ. | 2020-11-25T09:55:19.04 | 0.6 | undecidable | manual | P | 169 | 43.5231 | 91 | -0.7 | 39 |
IV.MML1.HNN. | 2020-11-25T09:55:17.90 | 0.3 | undecidable | manual | P | 182 | 34.2435 | 91 | 0.01 | 72 |
IV.MPAG.EHZ. | 2020-11-25T09:55:16.64 | 0.3 | undecidable | manual | P | 321 | 29.4483 | 91 | -0.29 | 68 |
IV.FRON.EHZ. | 2020-11-25T09:55:15.84 | 0.3 | undecidable | manual | P | 297 | 23.6541 | 91 | 0.07 | 72 |
IV.SNTG.HHZ. | 2020-11-25T09:55:15.12 | 0.3 | undecidable | manual | P | 192 | 18.87 | 92 | 0.31 | 69 |
IV.CING.HNE. | 2020-11-25T09:55:14.75 | 0.1 | undecidable | manual | P | 107 | 17.4714 | 92 | 0.22 | 94 |
IV.SSFR.HHZ. | 2020-11-25T09:55:14.49 | 0.3 | undecidable | manual | P | 276 | 16.6722 | 92 | 0.12 | 72 |
IV.EL6.EHZ. | 2020-11-25T09:55:13.75 | 0.3 | undecidable | manual | P | 138 | 13.7751 | 92 | -0.03 | 74 |
IV.ARVD.HHZ. | 2020-11-25T09:55:12.89 | 0.1 | positive | manual | P | 336 | 9.2796 | 93 | 0 | 100 |
IV.MMUR.HNZ. | 2020-11-25T09:55:11.44 | 0.1 | undecidable | manual | P | 18 | 2.2977 | 102 | -0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SSFR.HHE. | ML:1.1 | 0.000121 | 0.28 | AML | other | m | 2020-11-25T09:55:18.22 |
IV.SNTG.HHE. | ML:0.6 | 0.0000408 | 1.16 | AML | other | m | 2020-11-25T09:55:20.02 |
IV.SSFR.HHN. | ML:1.2 | 0.00015 | 0.18 | AML | other | m | 2020-11-25T09:55:20.32 |
IV.SNTG.HHN. | ML:0.7 | 0.0000504 | 1.14 | AML | other | m | 2020-11-25T09:55:21.58 |
IV.FRON.EHN. | ML:0.9 | 0.00005044999999999999 | 0.6 | AML | other | m | 2020-11-25T09:55:21.99 |
IV.FRON.EHE. | ML:0.8 | 0.000041 | 1.14 | AML | other | m | 2020-11-25T09:55:26.84 |