A magnitude ML 1.4 earthquake occured in region: 5 km NE Castelnuovo di Val di Cecina (PI), on
and geographic coordinates (lat, lon) 43.2470, 10.9420 at 4 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 |
---|---|---|---|---|
Castelnuovo di Val di Cecina | PI | 5 | 2231 | 2231 |
Pomarance | PI | 8 | 5897 | 8128 |
Radicondoli | SI | 8 | 914 | 9042 |
Monterotondo Marittimo | GR | 13 | 1371 | 10413 |
Casole d'Elsa | SI | 13 | 3897 | 14310 |
Montieri | GR | 14 | 1204 | 15514 |
Chiusdino | SI | 16 | 1903 | 17417 |
Volterra | PI | 19 | 10519 | 27936 |
Monteverdi Marittimo | PI | 20 | 758 | 28694 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2021-10-25 18:00:12 |
43.2468 | 10.9417 | 4 | 2021-10-25 18:21:29 |
Sala Sismica INGV-Roma | 96986391 |
Field | Value |
---|---|
Time (UTC) | 2021-10-25 18:00:12 ± 0.09 |
Latitude | 43.2468 ± 0.0054 |
Longitude | 10.9417 ± 0.0074 |
Depth (km) | 4 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 96986391 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 597 |
Semi-minor axis of confidence ellipse (meter) | 270 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 322 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 600.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 63 |
Number of associated phases, regardless of their use for origin computation | 32 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.73205 |
Number of stations at which the event was observed | 27 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 96986391 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-25 18:21:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
AC.VLO.HHZ. | 2021-10-25T18:02:05.06 | 3.0 | undecidable | manual | Pn | 9.92 | 0 | |||
IV.PAOL.HHZ. | 2021-10-25T18:02:03.29 | 3.0 | undecidable | manual | Sg | 13.29 | 0 | |||
IV.IMTC.HHZ. | 2021-10-25T18:01:55.31 | 3.0 | undecidable | manual | Sg | 8.97 | 0 | |||
MN.TRI.HHZ. | 2021-10-25T18:01:55.10 | 3.0 | undecidable | manual | Sg | 12.18 | 0 | |||
OT.OT17.EHZ. | 2021-10-25T18:01:52.08 | 3.0 | undecidable | manual | Sn | -1.38 | 0 | |||
MN.CLTB.HHZ. | 2021-10-25T18:01:43.24 | 3.0 | negative | manual | Pn | 2.61 | 0 | |||
IT.PLTA.HNZ. | 2021-10-25T18:01:41.63 | 3.0 | undecidable | manual | Sn | -0.15 | 0 | |||
IV.MNTT.EHZ. | 2021-10-25T18:01:12.79 | 3.0 | undecidable | manual | Sn | 0.26 | 0 | |||
IV.APEC.HHZ. | 2021-10-25T18:00:54.03 | 3.0 | undecidable | manual | S | 1.66 | 0 | |||
IV.NARO.HHZ. | 2021-10-25T18:00:54.94 | 3.0 | undecidable | manual | S | -0.52 | 0 | |||
IV.PIEI.HHZ. | 2021-10-25T18:00:53.59 | 3.0 | undecidable | manual | S | -0.61 | 0 | |||
IV.ATFO.HHZ. | 2021-10-25T18:00:53.55 | 3.0 | undecidable | manual | S | -0.58 | 0 | |||
IV.ATPI.EHZ. | 2021-10-25T18:00:52.84 | 3.0 | undecidable | manual | S | 1.49 | 0 | |||
IV.TREG.EHZ. | 2021-10-25T18:00:52.22 | 3.0 | undecidable | manual | Pn | 1.28 | 0 | |||
IV.MNTP.HNZ. | 2021-10-25T18:00:51.20 | 3.0 | positive | manual | Pg | 6.36 | 0 | |||
IV.GIUL.HHZ. | 2021-10-25T18:00:50.66 | 3.0 | positive | manual | Pn | -1.69 | 0 | |||
IV.RUFI.EHZ. | 2021-10-25T18:00:27.07 | 3.0 | negative | manual | P | -0.65 | 0 | |||
IV.CELB.HHZ. | 2021-10-25T18:00:27.43 | 0.3 | undecidable | manual | P | 227 | 81.252 | 50 | 0.37 | 65 |
IV.OSSC.HHZ. | 2021-10-25T18:00:25.51 | 0.3 | undecidable | manual | S | 39 | 39.3273 | 96 | -0.39 | 70 |
IV.CRMI.HNN. | 2021-10-25T18:00:24.01 | 0.3 | undecidable | manual | P | 3 | 60.9945 | 50 | 0.07 | 72 |
IV.PII.HHE. | 2021-10-25T18:00:24.33 | 0.3 | undecidable | manual | P | 328 | 62.493 | 50 | 0.16 | 71 |
IV.CSNT.HHZ. | 2021-10-25T18:00:24.97 | 0.6 | undecidable | manual | S | 48 | 37.629 | 96 | -0.38 | 47 |
IV.CASP.HHZ. | 2021-10-25T18:00:21.76 | 0.3 | undecidable | manual | P | 187 | 51.0156 | 50 | -0.64 | 63 |
IV.OSSC.HHZ. | 2021-10-25T18:00:20.16 | 0.3 | undecidable | manual | P | 39 | 39.3273 | 96 | 0.05 | 75 |
IV.MAGO.CHZ. | 2021-10-25T18:00:20.20 | 0.3 | undecidable | manual | S | 277 | 23.0547 | 99 | -0.13 | 76 |
IV.CSNT.HHZ. | 2021-10-25T18:00:19.73 | 0.3 | undecidable | manual | P | 48 | 37.629 | 96 | -0.06 | 75 |
IV.RIBO.EHZ.01 | 2021-10-25T18:00:18.96 | 0.3 | undecidable | manual | P | 166 | 34.1436 | 96 | -0.12 | 75 |
IV.FROS.CHZ. | 2021-10-25T18:00:18.94 | 0.3 | undecidable | manual | S | 103 | 17.871 | 102 | 0.41 | 73 |
IV.MAGO.CHZ. | 2021-10-25T18:00:17.28 | 0.3 | undecidable | manual | P | 277 | 23.0547 | 99 | 0.38 | 72 |
IV.TRIF.CHZ. | 2021-10-25T18:00:17.17 | 0.3 | undecidable | manual | S | 192 | 14.9739 | 104 | -0.4 | 73 |
IV.FROS.CHZ. | 2021-10-25T18:00:16.11 | 0.1 | undecidable | manual | P | 103 | 17.871 | 102 | 0.25 | 100 |
IV.TRIF.CHZ. | 2021-10-25T18:00:15.49 | 0.3 | undecidable | manual | P | 192 | 14.9739 | 104 | 0.18 | 76 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHE. | ML:1.8 | 0.0006515 | 0.16 | AML | other | m | 2021-10-25T18:00:17.88 |
IV.TRIF.CHN. | ML:1.6 | 0.0004055 | 0.42 | AML | other | m | 2021-10-25T18:00:18.90 |
IV.FROS.CHE. | ML:1.5 | 0.0003095 | 0.56 | AML | other | m | 2021-10-25T18:00:19.31 |
IV.FROS.CHN. | ML:1.6 | 0.0003835 | 0.34 | AML | other | m | 2021-10-25T18:00:19.04 |
IV.MAGO.CHE. | ML:1.6 | 0.0002725 | 0.06 | AML | other | m | 2021-10-25T18:00:20.80 |
IV.MAGO.CHN. | ML:1.6 | 0.00029200000000000005 | 0.22 | AML | other | m | 2021-10-25T18:00:20.74 |
IV.CSNT.HHN. | ML:0.9 | 0.000028404688 | 0.1792 | AML | other | m | 2021-10-25T18:00:26.60 |
IV.CSNT.HHE. | ML:1.0 | 0.000036256125 | 0.1664 | AML | other | m | 2021-10-25T18:00:25.86 |
IV.OSSC.HHN. | ML:1.1 | 0.0000453194 | 0.2048 | AML | other | m | 2021-10-25T18:00:26.27 |
IV.OSSC.HHE. | ML:1.0 | 0.000034564264999999995 | 0.1408 | AML | other | m | 2021-10-25T18:00:26.69 |