A magnitude ML 1.9 earthquake occured in region: 2 km E Montieri (GR), on
and geographic coordinates (lat, lon) 43.1340, 11.0430 at 10 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 |
---|---|---|---|---|
Montieri | GR | 2 | 1204 | 1204 |
Chiusdino | SI | 4 | 1903 | 3107 |
Monticiano | SI | 11 | 1571 | 4678 |
Castelnuovo di Val di Cecina | PI | 14 | 2231 | 6909 |
Radicondoli | SI | 14 | 914 | 7823 |
Monterotondo Marittimo | GR | 15 | 1371 | 9194 |
Massa Marittima | GR | 16 | 8375 | 17569 |
Roccastrada | GR | 17 | 9199 | 26768 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.9 | 2021-12-01 16:16:34 |
43.1345 | 11.043 | 10 | 2022-03-30 13:04:35 |
Bollettino Sismico Italiano INGV | 100597031 |
Reviewed Rev100 |
ML 1.9 | 2021-12-01 16:16:34 |
43.1345 | 11.043 | 10 | 2021-12-01 16:24:16 |
Sala Sismica INGV-Roma | 98020691 |
Field | Value |
---|---|
Time (UTC) | 2021-12-01 16:16:34 ± 0.12 |
Latitude | 43.1345 ± 0.0063 |
Longitude | 11.0430 ± 0.0099 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 100597031 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 879 |
Semi-minor axis of confidence ellipse (meter) | 408 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 296 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 880.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 85 |
Number of associated phases, regardless of their use for origin computation | 32 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.43 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.72216 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 100597031 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-02-04 16:19:19 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.4 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 98020691 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-01 16:24:16 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MPNC.HHZ. | 2021-12-01T16:18:23.26 | 3.0 | negative | manual | Pg | 21.02 | 0 | |||
IV.GALF.HHZ. | 2021-12-01T16:18:18.65 | 3.0 | positive | manual | Pg | 15.28 | 0 | |||
IV.LPEL.HHZ. | 2021-12-01T16:17:48.04 | 3.0 | undecidable | manual | S | 0 | ||||
IX.SFL3.HNZ.01 | 2021-12-01T16:17:48.19 | 3.0 | positive | manual | Pg | 11.31 | 0 | |||
IV.LPEL.HHZ. | 2021-12-01T16:17:46.76 | 3.0 | undecidable | manual | P | 0 | ||||
IT.ORP.HGZ. | 2021-12-01T16:17:40.93 | 3.0 | undecidable | manual | Pg | 10.52 | 0 | |||
IV.MMUR.HNZ. | 2021-12-01T16:17:24.43 | 3.0 | undecidable | manual | S | 3.84 | 0 | |||
IV.NRCA.HHZ. | 2021-12-01T16:17:24.83 | 3.0 | undecidable | manual | S | 0 | ||||
IV.NRCA.HHZ. | 2021-12-01T16:17:23.72 | 3.0 | undecidable | manual | P | 0 | ||||
IV.IMOL.HNZ. | 2021-12-01T16:17:19.59 | 3.0 | undecidable | manual | S | 2.24 | 0 | |||
IV.ZEN8.EHZ. | 2021-12-01T16:17:17.73 | 3.0 | undecidable | manual | Pn | 2.79 | 0 | |||
IV.CPGN.EHZ. | 2021-12-01T16:17:15.04 | 3.0 | undecidable | manual | S | 2.12 | 0 | |||
IV.CRMI.HHZ. | 2021-12-01T16:16:57.90 | 3.0 | undecidable | manual | S | 0 | ||||
IV.MAIM.HHZ. | 2021-12-01T16:16:55.65 | 3.0 | undecidable | manual | P | 0 | ||||
IV.CELB.HHZ. | 2021-12-01T16:16:49.35 | 0.1 | undecidable | manual | P | 238 | 80.1642 | 50 | 0.77 | 75 |
IV.OSSC.HHE. | 2021-12-01T16:16:49.62 | 0.3 | undecidable | manual | S | 21 | 46.1205 | 50 | -0.07 | 73 |
IV.CRMI.HHZ. | 2021-12-01T16:16:49.52 | 3.0 | undecidable | manual | P | 0 | ||||
IV.ARCI.HHZ. | 2021-12-01T16:16:49.62 | 0.1 | undecidable | manual | S | 132 | 47.0196 | 50 | -0.31 | 92 |
IV.CSNT.HHZ. | 2021-12-01T16:16:48.32 | 0.1 | undecidable | manual | S | 28 | 42.5241 | 50 | -0.41 | 91 |
IV.CASP.HHZ. | 2021-12-01T16:16:47.75 | 0.1 | undecidable | manual | S | 201 | 40.7259 | 50 | -0.5 | 89 |
IV.MAGO.CHZ. | 2021-12-01T16:16:45.88 | 0.1 | undecidable | manual | S | 296 | 34.743 | 50 | -0.76 | 81 |
IV.OSSC.HHE. | 2021-12-01T16:16:43.75 | 0.1 | undecidable | manual | P | 21 | 46.1205 | 50 | 0.4 | 90 |
IV.ARCI.HHZ. | 2021-12-01T16:16:43.76 | 0.3 | positive | manual | P | 132 | 47.0196 | 50 | 0.28 | 70 |
IV.CSNT.HHZ. | 2021-12-01T16:16:43.11 | 0.1 | positive | manual | P | 28 | 42.5241 | 50 | 0.32 | 93 |
IV.CASP.HHZ. | 2021-12-01T16:16:43.13 | 0.1 | undecidable | manual | P | 201 | 40.7259 | 50 | 0.61 | 86 |
IV.RIBO.EHZ.01 | 2021-12-01T16:16:42.22 | 0.1 | undecidable | manual | S | 179 | 20.5683 | 116 | -0.4 | 95 |
IV.MAGO.CHZ. | 2021-12-01T16:16:41.77 | 0.1 | undecidable | manual | P | 296 | 34.743 | 50 | 0.18 | 97 |
IV.RIBO.EHZ.01 | 2021-12-01T16:16:39.50 | 0.3 | undecidable | manual | P | 179 | 20.5683 | 116 | 0.24 | 74 |
IV.TRIF.CHZ. | 2021-12-01T16:16:39.67 | 0.1 | undecidable | manual | S | 259 | 11.5773 | 131 | -0.31 | 98 |
IV.FROS.CHZ. | 2021-12-01T16:16:39.82 | 0.1 | undecidable | manual | S | 48 | 12.3765 | 129 | -0.38 | 97 |
IV.TRIF.CHZ. | 2021-12-01T16:16:38.06 | 0.1 | positive | manual | P | 259 | 11.5773 | 131 | 0.32 | 98 |
IV.FROS.CHZ. | 2021-12-01T16:16:38.08 | 0.1 | positive | manual | P | 48 | 12.3765 | 129 | 0.21 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHE. | ML:1.8 | 0.0006835 | 1.22 | AML | other | m | 2021-12-01T16:16:39.84 |
IV.TRIF.CHN. | ML:1.8 | 0.000658 | 0.08 | AML | other | m | 2021-12-01T16:16:39.86 |
IV.FROS.CHE. | ML:2.0 | 0.0012900000000000001 | 1.38 | AML | other | m | 2021-12-01T16:16:39.21 |
IV.FROS.CHN. | ML:2.0 | 0.0011095 | 0.42 | AML | other | m | 2021-12-01T16:16:40.43 |
IV.RIBO.EHN.01 | ML:2.1 | 0.000972 | 0.16 | AML | other | m | 2021-12-01T16:16:42.51 |
IV.RIBO.EHE.01 | ML:1.9 | 0.0005505 | 0.66 | AML | other | m | 2021-12-01T16:16:42.46 |
IV.CASP.HNN. | ML:1.9 | 0.0002965 | 1.78 | AML | other | m | 2021-12-01T16:16:47.93 |
IV.CASP.HHE. | ML:1.8 | 0.00021050000000000002 | 0.36 | AML | other | m | 2021-12-01T16:16:48.08 |
IV.CASP.HNE. | ML:1.9 | 0.0002485 | 0.38 | AML | other | m | 2021-12-01T16:16:48.28 |
IV.CASP.HHN. | ML:1.9 | 0.00027150000000000004 | 1.64 | AML | other | m | 2021-12-01T16:16:48.96 |
IV.ARCI.HHE. | ML:1.4 | 0.00007869999999999999 | 1.12 | AML | other | m | 2021-12-01T16:16:50.07 |
IV.ARCI.HHN. | ML:1.4 | 0.00007265 | 0.58 | AML | other | m | 2021-12-01T16:16:52.64 |