A magnitude ML 1.6 earthquake occured in region: Montieri (GR), on
and geographic coordinates (lat, lon) 43.1320, 11.0190 at 9 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 | 0 | 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 |
Massa Marittima | GR | 14 | 8375 | 16655 |
Radicondoli | SI | 15 | 914 | 17569 |
Roccastrada | GR | 18 | 9199 | 26768 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.6 | 2023-10-24 02:48:51 |
43.1322 | 11.0188 | 9 | 2023-10-24 02:56:07 |
Sala Sismica INGV-Roma | 122322481 |
Field | Value |
---|---|
Time (UTC) | 2023-10-24 02:48:51 ± 0.13 |
Latitude | 43.1322 ± 0.0072 |
Longitude | 11.0188 ± 0.0123 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 122322481 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1037 |
Semi-minor axis of confidence ellipse (meter) | 450 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 299 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1040.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 131 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.35 |
Epicentral distance of station closest to the epicenter (degree) | 0.08633 |
Epicentral distance of station farthest from the epicenter (degree) | 0.43527 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 122322481 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-24 02:56:07 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSNT.HHZ. | 2023-10-24T02:49:05.65 | 0.3 | undecidable | manual | S | 30 | 43.7229 | 50 | -0.61 | 64 |
IV.ARCI.HHZ. | 2023-10-24T02:49:00.97 | 0.3 | undecidable | manual | P | 130 | 48.3183 | 50 | 0.17 | 71 |
IV.CSNT.HHZ. | 2023-10-24T02:49:00.28 | 0.1 | undecidable | manual | P | 30 | 43.7229 | 50 | 0.2 | 94 |
IV.CASP.HHZ. | 2023-10-24T02:48:59.48 | 0.1 | undecidable | manual | P | 198 | 39.8268 | 50 | -0.01 | 99 |
IV.RIBO.EHZ.01 | 2023-10-24T02:48:59.03 | 0.1 | undecidable | manual | S | 174 | 20.4684 | 114 | -0.35 | 95 |
IV.FROS.CHZ. | 2023-10-24T02:48:57.26 | 0.1 | undecidable | manual | S | 52 | 14.0748 | 122 | -0.17 | 100 |
IV.RIBO.EHZ.01 | 2023-10-24T02:48:56.34 | 0.1 | undecidable | manual | P | 174 | 20.4684 | 114 | 0.23 | 98 |
IV.TRIF.CHZ. | 2023-10-24T02:48:55.92 | 0.1 | undecidable | manual | S | 259 | 9.5793 | 133 | -0.27 | 99 |
IV.FROS.CHZ. | 2023-10-24T02:48:55.33 | 0.1 | undecidable | manual | P | 52 | 14.0748 | 122 | 0.35 | 96 |
IV.TRIF.CHZ. | 2023-10-24T02:48:54.58 | 0.1 | undecidable | manual | P | 259 | 9.5793 | 133 | 0.31 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:2.4 | 0.00325 | 0.08 | AML | other | m | 2023-10-24T02:48:56.21 |
IV.TRIF.CHE. | ML:2.4 | 0.0033799999999999998 | 0.12 | AML | other | m | 2023-10-24T02:48:56.52 |
IV.FROS.CHN. | ML:2.0 | 0.0010905 | 0.48 | AML | other | m | 2023-10-24T02:48:57.64 |
IV.FROS.CHE. | ML:1.8 | 0.0006445000000000001 | 1.12 | AML | other | m | 2023-10-24T02:48:58.60 |
IV.CSNT.HHE. | ML:1.3 | 0.000057999999999999994 | 0.48 | AML | other | m | 2023-10-24T02:49:06.35 |
IV.CSNT.HHN. | ML:1.3 | 0.00006644999999999999 | 1.48 | AML | other | m | 2023-10-24T02:49:06.13 |
IV.ARCI.HHN. | ML:1.3 | 0.000058099999999999996 | 0.78 | AML | other | m | 2023-10-24T02:49:06.55 |
IV.ARCI.HHE. | ML:1.5 | 0.00008015 | 0.58 | AML | other | m | 2023-10-24T02:49:07.46 |