A magnitude ML 1.2 earthquake occured in region: 4 km W Chiusdino (SI), on
and geographic coordinates (lat, lon) 43.1690, 11.0460 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 |
---|---|---|---|---|
Chiusdino | SI | 4 | 1903 | 1903 |
Montieri | GR | 5 | 1204 | 3107 |
Radicondoli | SI | 10 | 914 | 4021 |
Monticiano | SI | 11 | 1571 | 5592 |
Castelnuovo di Val di Cecina | PI | 12 | 2231 | 7823 |
Monterotondo Marittimo | GR | 16 | 1371 | 9194 |
Massa Marittima | GR | 18 | 8375 | 17569 |
Casole d'Elsa | SI | 19 | 3897 | 21466 |
Sovicille | SI | 19 | 10116 | 31582 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2023-05-25 23:51:55 |
43.1688 | 11.0457 | 10 | 2023-05-26 00:01:51 |
Sala Sismica INGV-Roma | 117730201 |
Field | Value |
---|---|
Time (UTC) | 2023-05-25 23:51:55 ± 0.13 |
Latitude | 43.1688 ± 0.0108 |
Longitude | 11.0457 ± 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 | 117730201 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1484 |
Semi-minor axis of confidence ellipse (meter) | 636 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 136 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1480.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 139 |
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) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.09083 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40020 |
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 | 1.2 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 117730201 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-26 00:01:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSNT.HHZ. | 2023-05-25T23:52:07.87 | 0.6 | undecidable | manual | S | 30 | 39.1275 | 50 | -0.61 | 42 |
IV.CASP.HHZ. | 2023-05-25T23:52:04.11 | 1.0 | undecidable | manual | P | 199 | 44.4222 | 50 | 0.41 | 22 |
IV.OSSC.HHZ. | 2023-05-25T23:52:03.48 | 0.1 | undecidable | manual | P | 22 | 42.5241 | 50 | 0.07 | 96 |
IV.RIBO.EHZ.01 | 2023-05-25T23:52:03.82 | 0.6 | undecidable | manual | S | 180 | 24.3534 | 111 | -0.51 | 45 |
IV.CSNT.HHZ. | 2023-05-25T23:52:03.00 | 0.6 | negative | manual | P | 30 | 39.1275 | 50 | 0.12 | 48 |
IV.RIBO.EHZ.01 | 2023-05-25T23:52:00.89 | 0.6 | undecidable | manual | P | 180 | 24.3534 | 111 | 0.4 | 46 |
IV.TRIF.CHZ. | 2023-05-25T23:52:00.48 | 0.6 | undecidable | manual | S | 243 | 13.0758 | 126 | -0.38 | 48 |
IV.FROS.CHZ. | 2023-05-25T23:51:59.82 | 0.6 | undecidable | manual | S | 63 | 10.0788 | 134 | -0.23 | 49 |
IV.TRIF.CHZ. | 2023-05-25T23:51:58.62 | 0.1 | undecidable | manual | P | 243 | 13.0758 | 126 | 0.14 | 100 |
IV.FROS.CHZ. | 2023-05-25T23:51:58.27 | 0.1 | positive | manual | P | 63 | 10.0788 | 134 | 0.25 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.CHE. | ML:1.2 | 0.0001945 | 1.34 | AML | other | m | 2023-05-25T23:51:59.90 |
IV.FROS.CHN. | ML:1.1 | 0.0001545 | 0.14 | AML | other | m | 2023-05-25T23:52:00.09 |
IV.TRIF.CHN. | ML:1.2 | 0.000193 | 0.64 | AML | other | m | 2023-05-25T23:52:00.94 |
IV.TRIF.CHE. | ML:1.2 | 0.0001735 | 1.4 | AML | other | m | 2023-05-25T23:52:01.95 |