A magnitude ML 1.4 earthquake occured in region: 6 km E Monterotondo Marittimo (GR), on
and geographic coordinates (lat, lon) 43.1240, 10.9290 at 8 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 |
---|---|---|---|---|
Monterotondo Marittimo | GR | 6 | 1371 | 1371 |
Montieri | GR | 7 | 1204 | 2575 |
Massa Marittima | GR | 9 | 8375 | 10950 |
Castelnuovo di Val di Cecina | PI | 10 | 2231 | 13181 |
Chiusdino | SI | 13 | 1903 | 15084 |
Radicondoli | SI | 18 | 914 | 15998 |
Monteverdi Marittimo | PI | 18 | 758 | 16756 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2023-10-09 02:18:42 |
43.1242 | 10.9293 | 9 | 2023-10-09 02:26:27 |
Sala Sismica INGV-Roma | 121911611 |
Field | Value |
---|---|
Time (UTC) | 2023-10-09 02:18:42 ± 0.15 |
Latitude | 43.1242 ± 0.0063 |
Longitude | 10.9293 ± 0.0148 |
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 | 121911611 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1176 |
Semi-minor axis of confidence ellipse (meter) | 684 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 277 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1180.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 146 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.48294 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 121911611 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-09 02:26:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
7C.SPAOL.HNZ. | 2023-10-09T02:20:36.91 | 3.0 | undecidable | manual | Pg | 20.530001 | 0 | |||
IV.HPAC.HHZ. | 2023-10-09T02:20:28.92 | 3.0 | undecidable | manual | Pn | 2.43 | 0 | |||
MN.TRI.HHZ. | 2023-10-09T02:20:26.38 | 3.0 | undecidable | manual | Sg | 12.98 | 0 | |||
IV.PANTE.HHZ. | 2023-10-09T02:20:17.66 | 3.0 | undecidable | manual | Pn | 2.22 | 0 | |||
IV.IFIL.HHZ. | 2023-10-09T02:20:13.21 | 3.0 | undecidable | manual | Pg | 11.6 | 0 | |||
SL.KOGS.BHZ. | 2023-10-09T02:20:00.82 | 3.0 | negative | manual | Pn | 3.36 | 0 | |||
MN.TRI.HHZ. | 2023-10-09T02:19:34.39 | 3.0 | undecidable | manual | Pn | 1.13 | 0 | |||
GU.TRAV.HHZ. | 2023-10-09T02:19:32.89 | 3.0 | undecidable | manual | Pn | 0.44 | 0 | |||
IV.FRON.EHZ. | 2023-10-09T02:19:28.77 | 3.0 | undecidable | manual | Sn | 1.51 | 0 | |||
IV.FAGN.HHZ. | 2023-10-09T02:19:16.73 | 3.0 | undecidable | manual | Pn | -1.27 | 0 | |||
IV.ARCI.HHZ. | 2023-10-09T02:18:59.10 | 0.3 | undecidable | manual | S | 124 | 53.6019 | 50 | -0.53 | 62 |
IV.CSNT.HHZ. | 2023-10-09T02:18:58.00 | 0.6 | undecidable | manual | S | 37 | 48.4182 | 50 | -0.25 | 45 |
IV.LOCA.HHN. | 2023-10-09T02:18:53.80 | 0.3 | undecidable | manual | S | 53 | 33.6441 | 50 | -0.5 | 65 |
IV.ARCI.HHZ. | 2023-10-09T02:18:52.77 | 0.1 | undecidable | manual | P | 124 | 53.6019 | 50 | 0.47 | 84 |
IV.OSSC.HHE. | 2023-10-09T02:18:52.06 | 0.1 | undecidable | manual | P | 30 | 51.1155 | 50 | 0.14 | 91 |
IV.CSNT.HHZ. | 2023-10-09T02:18:51.65 | 0.1 | undecidable | manual | P | 37 | 48.4182 | 50 | 0.15 | 91 |
IV.RIBO.EHZ.01 | 2023-10-09T02:18:50.21 | 0.3 | undecidable | manual | S | 154 | 21.6672 | 111 | -0.15 | 71 |
IV.CASP.HHZ. | 2023-10-09T02:18:49.72 | 0.1 | undecidable | manual | P | 188 | 37.3293 | 50 | -0.07 | 94 |
IV.FROS.CHZ. | 2023-10-09T02:18:49.97 | 0.6 | undecidable | manual | S | 63 | 20.6682 | 112 | -0.08 | 48 |
IV.LOCA.HHN. | 2023-10-09T02:18:49.24 | 0.1 | undecidable | manual | P | 53 | 33.6441 | 50 | 0.02 | 96 |
IV.FROS.CHZ. | 2023-10-09T02:18:47.12 | 0.1 | undecidable | manual | P | 63 | 20.6682 | 112 | 0.35 | 91 |
IV.RIBO.EHZ.01 | 2023-10-09T02:18:47.30 | 0.1 | undecidable | manual | P | 154 | 21.6672 | 111 | 0.35 | 91 |
IV.TRIF.CHZ. | 2023-10-09T02:18:44.14 | 0.1 | undecidable | manual | P | 244 | 2.3976 | 164 | 0.08 | 100 |
IV.TRIF.CHZ. | 2023-10-09T02:18:44.74 | 0.3 | undecidable | manual | S | 244 | 2.3976 | 164 | -0.62 | 65 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RIBO.EHE.01 | ML:1.3 | 0.0001315 | 0.5 | AML | other | m | 2023-10-09T02:18:50.37 |
IV.FROS.CHE. | ML:1.4 | 0.0001825 | 0.18 | AML | other | m | 2023-10-09T02:18:50.38 |
IV.FROS.CHN. | ML:1.7 | 0.00038 | 0.22 | AML | other | m | 2023-10-09T02:18:50.29 |
IV.RIBO.EHN.01 | ML:1.3 | 0.00013405 | 0.54 | AML | other | m | 2023-10-09T02:18:52.33 |