A magnitude ML 2.0 earthquake occured in region: 6 km S Radicondoli (SI), on
and geographic coordinates (lat, lon) 43.2050, 11.0370 at 6 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Radicondoli | SI | 6 | 914 | 914 |
Chiusdino | SI | 7 | 1903 | 2817 |
Montieri | GR | 8 | 1204 | 4021 |
Castelnuovo di Val di Cecina | PI | 11 | 2231 | 6252 |
Monticiano | SI | 14 | 1571 | 7823 |
Casole d'Elsa | SI | 15 | 3897 | 11720 |
Monterotondo Marittimo | GR | 16 | 1371 | 13091 |
Pomarance | PI | 17 | 5897 | 18988 |
Sovicille | SI | 18 | 10116 | 29104 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.0 | 2021-12-04 15:45:40 |
43.205 | 11.037 | 6 | 2022-03-30 13:04:35 |
Bollettino Sismico Italiano INGV | 100568701 |
Reviewed Rev100 |
ML 2.0 | 2021-12-04 15:45:40 |
43.2062 | 11.0375 | 7 | 2021-12-04 15:53:31 |
Sala Sismica INGV-Roma | 98135701 |
Field | Value |
---|---|
Time (UTC) | 2021-12-04 15:45:40 ± 0.11 |
Latitude | 43.2050 ± 0.0054 |
Longitude | 11.0370 ± 0.0099 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 100568701 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 679 |
Semi-minor axis of confidence ellipse (meter) | 474 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 305 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 680.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 72 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 23 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.75813 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 100568701 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-02-03 15:43:37 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 98135701 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-04 15:53:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
RF.GEPF.HHZ. | 2021-12-04T15:47:14.93 | 3.0 | undecidable | manual | Sn | 0.4 | 0 | |||
IV.ESCV.HHZ. | 2021-12-04T15:47:10.48 | 3.0 | positive | manual | Pn | -1.38 | 0 | |||
IV.IVGP.HHZ. | 2021-12-04T15:47:03.89 | 3.0 | undecidable | manual | Pn | -0.89 | 0 | |||
IX.SCL3.EHZ.02 | 2021-12-04T15:46:47.10 | 3.0 | negative | manual | Pn | 2.69 | 0 | |||
IV.VIVA.HHZ. | 2021-12-04T15:46:46.45 | 3.0 | undecidable | manual | Sg | 6.47 | 0 | |||
IV.MF5.EHZ. | 2021-12-04T15:46:40.32 | 3.0 | undecidable | manual | Sg | 4.53 | 0 | |||
IV.CMIS.HHZ. | 2021-12-04T15:46:36.20 | 3.0 | negative | manual | Pn | 3.41 | 0 | |||
IV.CELB.HHZ. | 2021-12-04T15:46:06.29 | 0.3 | undecidable | manual | S | 233 | 84.1491 | 50 | -0.05 | 68 |
IV.RUFI.EHZ. | 2021-12-04T15:46:05.24 | 0.6 | undecidable | manual | S | 28 | 79.8645 | 50 | 0.05 | 45 |
IV.CRMI.HNE. | 2021-12-04T15:46:01.59 | 0.6 | undecidable | manual | S | 356 | 65.6898 | 50 | 0.19 | 45 |
IV.ARCI.HHZ. | 2021-12-04T15:45:57.49 | 0.6 | undecidable | manual | S | 138 | 52.9026 | 50 | -0.5 | 43 |
IV.CELB.HHZ. | 2021-12-04T15:45:56.24 | 0.1 | undecidable | manual | P | 233 | 84.1491 | 50 | 0.88 | 70 |
IV.RUFI.EHZ. | 2021-12-04T15:45:55.25 | 0.1 | undecidable | manual | P | 28 | 79.8645 | 50 | 0.56 | 81 |
IV.CASP.HHZ. | 2021-12-04T15:45:55.53 | 0.6 | undecidable | manual | S | 197 | 48.0186 | 50 | -1.16 | 33 |
IV.OSSC.HHZ. | 2021-12-04T15:45:53.71 | 0.3 | undecidable | manual | S | 25 | 39.1275 | 99 | -0.39 | 69 |
IV.MCIV.CHZ. | 2021-12-04T15:45:53.68 | 0.3 | undecidable | manual | P | 132 | 70.1742 | 50 | 0.48 | 63 |
IV.CSNT.HHZ. | 2021-12-04T15:45:52.32 | 0.3 | undecidable | manual | S | 34 | 36.0417 | 100 | -0.73 | 61 |
IV.CRMI.HNE. | 2021-12-04T15:45:52.56 | 0.1 | undecidable | manual | P | 356 | 65.6898 | 50 | 0.05 | 93 |
IV.MAGO.CHE. | 2021-12-04T15:45:50.59 | 0.6 | undecidable | manual | S | 284 | 31.5462 | 101 | -0.92 | 38 |
IV.ARCI.HHZ. | 2021-12-04T15:45:49.80 | 0.3 | undecidable | manual | P | 138 | 52.9026 | 50 | -0.73 | 59 |
IV.CASP.HHZ. | 2021-12-04T15:45:49.78 | 0.1 | undecidable | manual | P | 197 | 48.0186 | 50 | 0 | 97 |
IV.RIBO.EHZ.01 | 2021-12-04T15:45:49.77 | 0.6 | undecidable | manual | S | 178 | 28.4493 | 102 | -0.67 | 43 |
IV.OSSC.HHZ. | 2021-12-04T15:45:48.23 | 0.1 | undecidable | manual | P | 25 | 39.1275 | 99 | -0.05 | 98 |
IV.CSNT.HHZ. | 2021-12-04T15:45:47.67 | 0.1 | undecidable | manual | P | 34 | 36.0417 | 100 | -0.01 | 99 |
IV.RIBO.EHZ.01 | 2021-12-04T15:45:46.29 | 0.1 | undecidable | manual | P | 178 | 28.4493 | 102 | 0.12 | 99 |
IV.MAGO.CHE. | 2021-12-04T15:45:46.77 | 0.1 | undecidable | manual | P | 284 | 31.5462 | 101 | -0.02 | 100 |
IV.TRIF.CHZ. | 2021-12-04T15:45:45.87 | 0.6 | undecidable | manual | S | 227 | 14.7741 | 113 | -0.04 | 51 |
IV.FROS.CHZ. | 2021-12-04T15:45:44.55 | 0.6 | undecidable | manual | S | 87 | 9.6792 | 123 | 0.22 | 50 |
IV.FROS.CHZ. | 2021-12-04T15:45:43.13 | 0.1 | positive | manual | P | 87 | 9.6792 | 123 | 0.48 | 94 |
IV.TRIF.CHZ. | 2021-12-04T15:45:43.89 | 0.1 | undecidable | manual | P | 227 | 14.7741 | 113 | 0.33 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.CHN. | ML:2.5 | 0.005215 | 1.74 | AML | other | m | 2021-12-04T15:45:45.04 |
IV.TRIF.CHN. | ML:2.7 | 0.0052899999999999996 | 0.26 | AML | other | m | 2021-12-04T15:45:46.63 |
IV.TRIF.CHE. | ML:2.7 | 0.0054800000000000005 | 0.92 | AML | other | m | 2021-12-04T15:45:46.65 |
IV.FROS.CHE. | ML:2.5 | 0.0057 | 0.64 | AML | other | m | 2021-12-04T15:45:47.09 |
IV.RIBO.EHN.01 | ML:2.2 | 0.0009435 | 0.66 | AML | other | m | 2021-12-04T15:45:51.46 |
IV.RIBO.EHE.01 | ML:2.0 | 0.0005795 | 0.3 | AML | other | m | 2021-12-04T15:45:52.85 |
IV.CSNT.HHE. | ML:1.8 | 0.00028750000000000005 | 0.42 | AML | other | m | 2021-12-04T15:45:53.34 |
IV.CSNT.HHN. | ML:1.7 | 0.0002175 | 0.58 | AML | other | m | 2021-12-04T15:45:54.52 |
IV.OSSC.HHN. | ML:1.7 | 0.0001665 | 1.4 | AML | other | m | 2021-12-04T15:45:55.18 |
IV.CASP.HNN. | ML:2.0 | 0.000312 | 0.26 | AML | other | m | 2021-12-04T15:45:55.71 |
IV.CASP.HHN. | ML:1.9 | 0.000247 | 0.22 | AML | other | m | 2021-12-04T15:45:55.82 |
IV.OSSC.HHE. | ML:1.8 | 0.0002045 | 1.1 | AML | other | m | 2021-12-04T15:45:56.33 |
IV.CASP.HHE. | ML:2.0 | 0.00027749999999999997 | 1.7 | AML | other | m | 2021-12-04T15:46:00.10 |
IV.CASP.HNE. | ML:2.1 | 0.00035250000000000006 | 1.68 | AML | other | m | 2021-12-04T15:46:00.13 |
IV.ARCI.HNN. | ML:1.5 | 0.0000869866 | 0.3328 | AML | other | m | 2021-12-04T15:46:01.22 |
IV.ARCI.HNE. | ML:1.5 | 0.00008340283500000001 | 0.4224 | AML | other | m | 2021-12-04T15:46:02.27 |
IV.RUFI.EHE. | ML:1.8 | 0.00008474999999999999 | 0.52 | AML | other | m | 2021-12-04T15:46:06.42 |
IV.RUFI.EHN. | ML:1.8 | 0.0000909 | 0.44 | AML | other | m | 2021-12-04T15:46:07.21 |