A magnitude ML 1.1 earthquake occured in region: 2 km E Monterotondo Marittimo (GR), on
and geographic coordinates (lat, lon) 43.1430, 10.8790 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 | 2 | 1371 | 1371 |
Castelnuovo di Val di Cecina | PI | 8 | 2231 | 3602 |
Massa Marittima | GR | 10 | 8375 | 11977 |
Montieri | GR | 11 | 1204 | 13181 |
Monteverdi Marittimo | PI | 14 | 758 | 13939 |
Chiusdino | SI | 17 | 1903 | 15842 |
Suvereto | LI | 18 | 3072 | 18914 |
Pomarance | PI | 18 | 5897 | 24811 |
Radicondoli | SI | 19 | 914 | 25725 |
Sassetta | LI | 19 | 514 | 26239 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-07-13 03:27:45 |
43.1427 | 10.8792 | 8 | 2023-07-13 03:36:31 |
Sala Sismica INGV-Roma | 119215841 |
Field | Value |
---|---|
Time (UTC) | 2023-07-13 03:27:45 ± 0.12 |
Latitude | 43.1427 ± 0.0054 |
Longitude | 10.8792 ± 0.0099 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 119215841 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 795 |
Semi-minor axis of confidence ellipse (meter) | 483 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 114 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 800.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 254 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.44516 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 119215841 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-07-13 03:36:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BDI.HHZ. | 2023-07-13T03:28:03.04 | 3.0 | undecidable | manual | P | 0 | 0 | |||
IV.CSNT.HHZ. | 2023-07-13T03:28:02.17 | 0.6 | undecidable | manual | S | 42 | 49.4172 | 50 | -0.25 | 44 |
IV.CSNT.HHZ. | 2023-07-13T03:27:55.57 | 0.1 | undecidable | manual | P | 42 | 49.4172 | 50 | 0.09 | 91 |
IV.RIBO.EHZ. | 2023-07-13T03:27:55.09 | 0.6 | undecidable | manual | S | 148 | 25.3524 | 107 | -0.1 | 48 |
IV.FROS.CHE. | 2023-07-13T03:27:54.65 | 0.6 | undecidable | manual | S | 72 | 23.6541 | 108 | 0.05 | 48 |
IV.RIBO.EHZ. | 2023-07-13T03:27:51.48 | 0.6 | negative | manual | P | 148 | 25.3524 | 107 | 0.18 | 47 |
IV.FROS.CHE. | 2023-07-13T03:27:51.00 | 0.1 | undecidable | manual | P | 72 | 23.6541 | 108 | 0.04 | 97 |
IV.TRIF.CHZ. | 2023-07-13T03:27:48.83 | 0.6 | undecidable | manual | S | 148 | 3.5964 | 154 | -0.07 | 50 |
IV.TRIF.CHZ. | 2023-07-13T03:27:47.63 | 0.1 | negative | manual | P | 148 | 3.5964 | 154 | -0.04 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHE. | ML:0.0 | 0.0066679205000000005 | 0.528 | AML | other | m | 2023-07-13T03:27:50.12 |
IV.TRIF.CHN. | ML:0.0 | 0.0056190319999999995 | 0.384 | AML | other | m | 2023-07-13T03:27:50.55 |
IV.RIBO.EHN.01 | ML:1.3 | 0.00012487375 | 0.6 | AML | other | m | 2023-07-13T03:28:00.70 |
IV.RIBO.EHE.01 | ML:1.2 | 0.000086151905 | 0.44 | AML | other | m | 2023-07-13T03:27:58.79 |
IV.CSNT.HHE. | ML:1.0 | 0.000026475145 | 1.1984 | AML | other | m | 2023-07-13T03:28:08.47 |
IV.CSNT.HHN. | ML:1.0 | 0.00002650586 | 1.1408 | AML | other | m | 2023-07-13T03:28:10.34 |