A magnitude ML 1.1 earthquake occured in region: 6 km N Montieri (GR), on
and geographic coordinates (lat, lon) 43.1830, 11.0170 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 | 7 | 1903 | 3107 |
Radicondoli | SI | 9 | 914 | 4021 |
Castelnuovo di Val di Cecina | PI | 9 | 2231 | 6252 |
Monterotondo Marittimo | GR | 14 | 1371 | 7623 |
Monticiano | SI | 14 | 1571 | 9194 |
Pomarance | PI | 18 | 5897 | 15091 |
Casole d'Elsa | SI | 18 | 3897 | 18988 |
Massa Marittima | GR | 18 | 8375 | 27363 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-10-22 19:08:45 |
43.1827 | 11.0173 | 10 | 2021-10-22 19:14:34 |
Sala Sismica INGV-Roma | 96885271 |
Field | Value |
---|---|
Time (UTC) | 2021-10-22 19:08:45 ± 0.11 |
Latitude | 43.1827 ± 0.0072 |
Longitude | 11.0173 ± 0.0111 |
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 | 96885271 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 999 |
Semi-minor axis of confidence ellipse (meter) | 166 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 129 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1000.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 100 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 14 |
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) | 0.40739 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 96885271 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-22 19:14:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MMUR.HNZ. | 2021-10-22T19:09:36.03 | 3.0 | undecidable | manual | S | 0.31 | 0 | |||
GU.GSCL.HHZ. | 2021-10-22T19:09:09.38 | 3.0 | undecidable | manual | P | -0.49 | 0 | |||
IV.CASP.HHZ. | 2021-10-22T19:09:00.01 | 0.6 | undecidable | manual | S | 196 | 45.2214 | 50 | -0.33 | 60 |
IV.OSSC.HHZ. | 2021-10-22T19:08:59.30 | 0.6 | undecidable | manual | S | 26 | 42.0246 | 50 | -0.21 | 62 |
IV.CSNT.HHZ. | 2021-10-22T19:08:58.49 | 0.6 | undecidable | manual | S | 34 | 39.0276 | 50 | -0.2 | 63 |
IV.MAGO.CHZ. | 2021-10-22T19:08:55.75 | 0.6 | undecidable | manual | S | 289 | 30.747 | 50 | -0.73 | 55 |
IV.RIBO.EHZ.01 | 2021-10-22T19:08:54.79 | 0.6 | undecidable | manual | S | 175 | 26.0517 | 50 | -0.43 | 61 |
IV.CASP.HHZ. | 2021-10-22T19:08:54.67 | 0.3 | undecidable | manual | P | 196 | 45.2214 | 50 | 0.57 | 85 |
IV.OSSC.HHZ. | 2021-10-22T19:08:53.90 | 0.3 | undecidable | manual | P | 26 | 42.0246 | 50 | 0.28 | 92 |
IV.CSNT.HHZ. | 2021-10-22T19:08:53.38 | 0.3 | undecidable | manual | P | 34 | 39.0276 | 50 | 0.23 | 94 |
IV.MAGO.CHZ. | 2021-10-22T19:08:52.08 | 0.3 | undecidable | manual | P | 289 | 30.747 | 50 | 0.21 | 96 |
IV.RIBO.EHZ.01 | 2021-10-22T19:08:51.27 | 0.3 | undecidable | manual | P | 175 | 26.0517 | 50 | 0.13 | 98 |
IV.FROS.CHZ. | 2021-10-22T19:08:50.49 | 0.3 | undecidable | manual | S | 75 | 11.5773 | 131 | -0.41 | 95 |
IV.TRIF.CHZ. | 2021-10-22T19:08:50.69 | 0.6 | undecidable | manual | S | 231 | 11.9769 | 130 | -0.3 | 65 |
IV.FROS.CHZ. | 2021-10-22T19:08:48.80 | 0.3 | undecidable | manual | P | 75 | 11.5773 | 131 | 0.15 | 100 |
IV.TRIF.CHZ. | 2021-10-22T19:08:48.94 | 0.3 | undecidable | manual | P | 231 | 11.9769 | 130 | 0.24 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.CHE. | ML:0.8 | 0.000081295915 | 0.0896 | AML | other | m | 2021-10-22T19:08:50.55 |
IV.TRIF.CHN. | ML:1.4 | 0.000253 | 0.08 | AML | other | m | 2021-10-22T19:08:51.07 |
IV.FROS.CHN. | ML:0.8 | 0.00007565 | 0.42 | AML | other | m | 2021-10-22T19:08:51.59 |
IV.TRIF.CHE. | ML:1.3 | 0.000234 | 0.32 | AML | other | m | 2021-10-22T19:08:52.51 |
IV.RIBO.EHE.01 | ML:1.1 | 0.00006770564699999999 | 0.192 | AML | other | m | 2021-10-22T19:08:54.89 |
IV.CASP.HHN. | ML:1.1 | 0.00003389053 | 0.1024 | AML | other | m | 2021-10-22T19:09:00.45 |
IV.CASP.HHE. | ML:0.9 | 0.000025248614 | 0.0768 | AML | other | m | 2021-10-22T19:09:00.47 |