A magnitude ML 1.1 earthquake occured in region: 1 km N Montieri (GR), on
and geographic coordinates (lat, lon) 43.1400, 11.0180 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 | 1 | 1204 | 1204 |
Chiusdino | SI | 6 | 1903 | 3107 |
Castelnuovo di Val di Cecina | PI | 12 | 2231 | 5338 |
Monterotondo Marittimo | GR | 13 | 1371 | 6709 |
Monticiano | SI | 13 | 1571 | 8280 |
Radicondoli | SI | 14 | 914 | 9194 |
Massa Marittima | GR | 14 | 8375 | 17569 |
Roccastrada | GR | 19 | 9199 | 26768 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-09-05 11:35:33 |
43.1403 | 11.0178 | 10 | 2020-09-05 13:17:41 |
Sala Sismica INGV-Roma | 82644831 |
Field | Value |
---|---|
Time (UTC) | 2020-09-05 11:35:33 ± 0.16 |
Latitude | 43.1403 ± 0.0126 |
Longitude | 11.0178 ± 0.0173 |
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 | 82644831 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1812 |
Semi-minor axis of confidence ellipse (meter) | 251 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 313 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1810.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 138 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.39 |
Epicentral distance of station closest to the epicenter (degree) | 0.08813 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38671 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 82644831 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-05 13:17:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSNT.HHN. | 2020-09-05T11:35:47.71 | 0.6 | undecidable | manual | S | 31 | 42.9237 | 50 | -0.33 | 46 |
IV.CASP.HHZ. | 2020-09-05T11:35:46.90 | 0.3 | undecidable | manual | S | 198 | 40.7259 | 50 | -0.53 | 67 |
IV.CSNT.HHN. | 2020-09-05T11:35:42.40 | 0.3 | undecidable | manual | P | 31 | 42.9237 | 50 | 0.38 | 69 |
IV.CASP.HHZ. | 2020-09-05T11:35:41.90 | 0.3 | undecidable | manual | P | 198 | 40.7259 | 50 | 0.23 | 71 |
IV.FROS.CHZ. | 2020-09-05T11:35:39.03 | 0.3 | undecidable | manual | S | 55 | 13.5753 | 125 | -0.54 | 70 |
IV.RIBO.EHZ.01 | 2020-09-05T11:35:38.69 | 0.1 | undecidable | manual | P | 174 | 21.3675 | 114 | 0.21 | 99 |
IV.TRIF.CHZ. | 2020-09-05T11:35:38.28 | 0.1 | undecidable | manual | S | 253 | 9.7791 | 135 | -0.26 | 100 |
IV.FROS.CHZ. | 2020-09-05T11:35:37.39 | 0.1 | undecidable | manual | P | 55 | 13.5753 | 125 | 0.26 | 99 |
IV.TRIF.CHZ. | 2020-09-05T11:35:36.79 | 0.1 | undecidable | manual | P | 253 | 9.7791 | 135 | 0.25 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.CHN. | ML:1.2 | 0.000158 | 0.38 | AML | other | m | 2020-09-05T11:35:39.63 |
IV.TRIF.CHE. | ML:1.2 | 0.00022770265000000001 | 0.1152 | AML | other | m | 2020-09-05T11:35:38.72 |
IV.TRIF.CHN. | ML:1.3 | 0.00026519225 | 0.1024 | AML | other | m | 2020-09-05T11:35:38.41 |
IV.FROS.CHE. | ML:0.8 | 0.000070467865 | 0.2432 | AML | other | m | 2020-09-05T11:35:41.87 |
IV.CASP.HHN. | ML:1.1 | 0.000041807225000000004 | 0.7424 | AML | other | m | 2020-09-05T11:35:48.66 |
IV.CASP.HHE. | ML:1.0 | 0.0000345746 | 0.896 | AML | other | m | 2020-09-05T11:35:50.94 |