A magnitude ML 1.2 earthquake occured in region: 6 km S Montieri (GR), on
and geographic coordinates (lat, lon) 43.0760, 11.0230 at 10 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 |
---|---|---|---|---|
Montieri | GR | 6 | 1204 | 1204 |
Chiusdino | SI | 10 | 1903 | 3107 |
Massa Marittima | GR | 11 | 8375 | 11482 |
Roccastrada | GR | 14 | 9199 | 20681 |
Monticiano | SI | 15 | 1571 | 22252 |
Monterotondo Marittimo | GR | 16 | 1371 | 23623 |
Castelnuovo di Val di Cecina | PI | 17 | 2231 | 25854 |
Gavorrano | GR | 19 | 8580 | 34434 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-09-18 06:25:06 |
43.0763 | 11.0228 | 10 | 2021-09-18 06:29:50 |
Sala Sismica INGV-Roma | 95574901 |
Field | Value |
---|---|
Time (UTC) | 2021-09-18 06:25:06 ± 0.19 |
Latitude | 43.0763 ± 0.0090 |
Longitude | 11.0228 ± 0.0148 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95574901 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1150 |
Semi-minor axis of confidence ellipse (meter) | 917 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 85 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1150.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 136 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30757 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 95574901 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-18 06:29:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IX.RSF3.HHZ.02 | 2021-09-18T06:26:49.02 | 3.0 | undecidable | manual | Sg | 14.92 | 0 | |||
IV.MRLC.HHZ. | 2021-09-18T06:26:43.82 | 3.0 | undecidable | manual | Sn | 2.03 | 0 | |||
MN.PDG.HHZ. | 2021-09-18T06:26:30.44 | 3.0 | positive | manual | Pn | 10.99 | 0 | |||
IV.PLAC.HHZ. | 2021-09-18T06:26:28.56 | 3.0 | undecidable | manual | Pn | 1.65 | 0 | |||
IV.AGLI.HHZ. | 2021-09-18T06:26:18.42 | 3.0 | undecidable | manual | Sn | 0.57 | 0 | |||
IV.SGG.HHZ. | 2021-09-18T06:26:17.56 | 3.0 | undecidable | manual | Sn | 1.07 | 0 | |||
IV.TDS.HHZ. | 2021-09-18T06:26:15.01 | 3.0 | undecidable | manual | Pn | 1.98 | 0 | |||
IX.SRN3.HHZ.02 | 2021-09-18T06:26:13.33 | 3.0 | undecidable | manual | Pg | 14.95 | 0 | |||
IV.PZUN.HHZ. | 2021-09-18T06:26:11.59 | 3.0 | negative | manual | Pg | 12.26 | 0 | |||
IV.CRND.HNZ. | 2021-09-18T06:25:57.97 | 3.0 | undecidable | manual | Sn | -2.4 | 0 | |||
IV.AGLI.HHZ. | 2021-09-18T06:25:50.20 | 3.0 | undecidable | manual | Pg | 7.75 | 0 | |||
IV.SBPO.HNZ. | 2021-09-18T06:25:46.02 | 3.0 | undecidable | manual | Sg | 3.15 | 0 | |||
IV.SGG.HHZ. | 2021-09-18T06:25:42.64 | 3.0 | negative | manual | Pn | 0.95 | 0 | |||
IV.CADC.EHZ. | 2021-09-18T06:25:27.64 | 3.0 | negative | manual | Pn | -3.37 | 0 | |||
IV.MNTT.EHZ. | 2021-09-18T06:25:23.98 | 3.0 | negative | manual | Pn | 2.11 | 0 | |||
IV.IMOL.HNZ. | 2021-09-18T06:25:21.32 | 3.0 | undecidable | manual | Sn | -3.09 | 0 | |||
IV.CASP.HHZ. | 2021-09-18T06:25:17.75 | 0.6 | undecidable | manual | S | 202 | 34.1436 | 50 | -0.44 | 46 |
IV.SFI.EHZ. | 2021-09-18T06:25:15.02 | 3.0 | undecidable | manual | Sg | -0.05 | 0 | |||
GU.GSCL.HHZ. | 2021-09-18T06:25:14.88 | 3.0 | undecidable | manual | Pg | -1.3 | 0 | |||
IV.FROS.CHZ. | 2021-09-18T06:25:13.34 | 0.6 | undecidable | manual | S | 36 | 18.2706 | 119 | -0.34 | 49 |
IV.CASP.HHZ. | 2021-09-18T06:25:13.53 | 0.6 | undecidable | manual | P | 202 | 34.1436 | 50 | 0.32 | 48 |
IV.RIBO.EHZ.01 | 2021-09-18T06:25:12.41 | 0.6 | undecidable | manual | S | 172 | 14.2746 | 125 | -0.08 | 52 |
IV.TRIF.CHZ. | 2021-09-18T06:25:11.11 | 0.6 | undecidable | manual | S | 294 | 10.5783 | 134 | -0.4 | 49 |
IV.NARO.HHZ. | 2021-09-18T06:25:10.88 | 3.0 | undecidable | manual | Pn | 0 | 0 | |||
IV.RIBO.EHZ.01 | 2021-09-18T06:25:10.18 | 1.0 | undecidable | manual | P | 172 | 14.2746 | 125 | 0.26 | 25 |
IV.FROS.CHZ. | 2021-09-18T06:25:10.81 | 0.6 | positive | manual | P | 36 | 18.2706 | 119 | 0.2 | 50 |
IV.TRIF.CHZ. | 2021-09-18T06:25:09.64 | 0.1 | negative | manual | P | 294 | 10.5783 | 134 | 0.28 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHE. | ML:1.2 | 0.00019 | 0.24 | AML | other | m | 2021-09-18T06:25:11.28 |
IV.TRIF.CHN. | ML:1.0 | 0.00013294999999999998 | 0.26 | AML | other | m | 2021-09-18T06:25:12.05 |
IV.FROS.CHN. | ML:1.4 | 0.00021050000000000002 | 0.38 | AML | other | m | 2021-09-18T06:25:13.51 |
IV.FROS.CHE. | ML:1.2 | 0.0001265 | 0.24 | AML | other | m | 2021-09-18T06:25:14.29 |