A magnitude ML 0.9 (quarry blast) earthquake occured in region: 4 km SW Serra San Quirico (AN), on
and geographic coordinates (lat, lon) 43.4260, 12.9820 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 |
Arcevia | AN | 9 | 4612 | 10296 |
Rosora | AN | 10 | 1985 | 12281 |
Poggio San Vicino | MC | 10 | 246 | 12527 |
Sassoferrato | AN | 10 | 7285 | 19812 |
Cupramontana | AN | 11 | 4756 | 24568 |
Castelplanio | AN | 11 | 3540 | 28108 |
Fabriano | AN | 12 | 31480 | 59588 |
Cerreto d'Esi | AN | 12 | 3817 | 63405 |
Poggio San Marcello | AN | 12 | 693 | 64098 |
Apiro | MC | 13 | 2280 | 66378 |
Maiolati Spontini | AN | 13 | 6248 | 72626 |
Montecarotto | AN | 13 | 1987 | 74613 |
Serra de' Conti | AN | 14 | 3746 | 78359 |
Monte Roberto | AN | 14 | 3061 | 81420 |
Castelbellino | AN | 15 | 4947 | 86367 |
San Paolo di Jesi | AN | 16 | 933 | 87300 |
Staffolo | AN | 17 | 2253 | 89553 |
Barbara | AN | 18 | 1368 | 90921 |
Serra Sant'Abbondio | PU | 19 | 1027 | 91948 |
Matelica | MC | 19 | 9981 | 101929 |
Pergola | PU | 19 | 6333 | 108262 |
Esanatoglia | MC | 20 | 2034 | 110296 |
Cingoli | MC | 20 | 10352 | 120648 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2021-12-21 11:00:39 |
43.4257 | 12.9822 | 1 | 2022-03-30 13:04:40 |
Bollettino Sismico Italiano INGV | 101726001 |
Reviewed Rev100 |
ML 0.9 | 2021-12-21 11:00:39 |
43.4438 | 13.013 | 1 | 2021-12-21 11:05:37 |
Sala Sismica INGV-Roma | 98786611 |
Field | Value |
---|---|
Time (UTC) | 2021-12-21 11:00:39 ± 0.1 |
Latitude | 43.4257 ± 0.0063 |
Longitude | 12.9822 ± 0.0099 |
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 | 101726001 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 890 |
Semi-minor axis of confidence ellipse (meter) | 590 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 229 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 890.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 84 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.01979 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37052 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 98786611 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-21 11:05:37 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 101726001 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-03-06 09:50:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2021-12-21T11:00:47.18 | 0.3 | undecidable | manual | P | 154 | 41.1255 | 91 | -0.53 | 63 |
IV.NARO.HHZ. | 2021-12-21T11:00:46.90 | 0.6 | undecidable | manual | P | 303 | 38.2284 | 91 | -0.23 | 45 |
IV.MPAG.EHZ. | 2021-12-21T11:00:44.90 | 0.3 | undecidable | manual | P | 322 | 28.8489 | 91 | -0.33 | 67 |
IV.FRON.EHZ. | 2021-12-21T11:00:44.10 | 0.3 | undecidable | manual | P | 296 | 23.0547 | 91 | 0.03 | 72 |
IV.SNTG.HNZ. | 2021-12-21T11:00:43.50 | 0.3 | undecidable | manual | P | 190 | 19.2696 | 91 | 0.19 | 70 |
IV.SSFR.HHZ. | 2021-12-21T11:00:43.02 | 0.3 | undecidable | manual | P | 274 | 16.1727 | 92 | 0.33 | 69 |
IV.CING.HHZ. | 2021-12-21T11:00:43.45 | 0.3 | undecidable | manual | P | 108 | 18.0708 | 92 | 0.37 | 68 |
IV.EL6.EHZ. | 2021-12-21T11:00:42.26 | 0.3 | undecidable | manual | P | 138 | 14.3745 | 92 | -0.08 | 73 |
IV.ARVD.HHZ. | 2021-12-21T11:00:41.26 | 0.1 | undecidable | manual | P | 338 | 8.6802 | 93 | 0.06 | 98 |
IV.MMUR.HNZ. | 2021-12-21T11:00:39.92 | 0.1 | undecidable | manual | P | 34 | 2.1978 | 103 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CING.HHN. | ML:0.8 | 0.000058700000000000004 | 1.58 | AML | other | m | 2021-12-21T11:00:46.84 |
IV.CING.HHE. | ML:0.8 | 0.00005325000000000001 | 1.34 | AML | other | m | 2021-12-21T11:00:46.85 |
IV.SSFR.HHE. | ML:1.0 | 0.0000983 | 0.34 | AML | other | m | 2021-12-21T11:00:47.20 |
IV.SNTG.HHE. | ML:0.8 | 0.000051250000000000006 | 0.4 | AML | other | m | 2021-12-21T11:00:47.42 |
IV.SNTG.HHN. | ML:0.8 | 0.0000479 | 0.46 | AML | other | m | 2021-12-21T11:00:47.53 |
IV.SSFR.HHN. | ML:1.1 | 0.000129 | 0.96 | AML | other | m | 2021-12-21T11:00:47.30 |
IV.EL6.EHE. | ML:1.0 | 0.00012869999999999998 | 0.78 | AML | other | m | 2021-12-21T11:00:48.73 |
IV.EL6.EHN. | ML:1.1 | 0.0001485 | 0.8 | AML | other | m | 2021-12-21T11:00:48.55 |
IV.FRON.EHE. | ML:0.8 | 0.00004915 | 0.92 | AML | other | m | 2021-12-21T11:00:52.25 |
IV.FRON.EHN. | ML:0.9 | 0.000056750000000000004 | 1.04 | AML | other | m | 2021-12-21T11:00:57.19 |
IV.NARO.HHE. | ML:0.9 | 0.00002805 | 1.58 | AML | other | m | 2021-12-21T11:01:01.11 |
IV.NARO.HHN. | ML:1.1 | 0.00004355 | 0.58 | AML | other | m | 2021-12-21T11:01:04.14 |