A magnitude ML 1.4 earthquake occured in region: 4 km NW Montieri (GR), on
and geographic coordinates (lat, lon) 43.1660, 10.9980 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 |
---|---|---|---|---|
Montieri | GR | 4 | 1204 | 1204 |
Chiusdino | SI | 7 | 1903 | 3107 |
Castelnuovo di Val di Cecina | PI | 9 | 2231 | 5338 |
Radicondoli | SI | 11 | 914 | 6252 |
Monterotondo Marittimo | GR | 12 | 1371 | 7623 |
Monticiano | SI | 15 | 1571 | 9194 |
Massa Marittima | GR | 16 | 8375 | 17569 |
Pomarance | PI | 18 | 5897 | 23466 |
Casole d'Elsa | SI | 20 | 3897 | 27363 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2023-05-16 08:12:26 |
43.1663 | 10.9985 | 8 | 2023-05-16 08:21:00 |
Sala Sismica INGV-Roma | 117401431 |
Field | Value |
---|---|
Time (UTC) | 2023-05-16 08:12:26 ± 0.26 |
Latitude | 43.1663 ± 0.0135 |
Longitude | 10.9985 ± 0.0148 |
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 | 117401431 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1753 |
Semi-minor axis of confidence ellipse (meter) | 644 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 325 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1750.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 195 |
Number of associated phases, regardless of their use for origin computation | 22 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.46945 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 117401431 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-16 08:21:00 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.HAVL.HHZ. | 2023-05-16T08:13:54.17 | 3.0 | undecidable | manual | Pn | -8.5 | 0 | |||
OT.OT17.EHZ. | 2023-05-16T08:13:53.73 | 3.0 | undecidable | manual | Sg | 4.6 | 0 | |||
GU.MGRO.HHZ. | 2023-05-16T08:13:49.17 | 3.0 | undecidable | manual | Sn | 6.4 | 0 | |||
IV.SALB.HHZ. | 2023-05-16T08:13:45.86 | 3.0 | positive | manual | Pg | 12.67 | 0 | |||
OX.MPRI.HHZ. | 2023-05-16T08:13:27.75 | 3.0 | undecidable | manual | Sn | -2.61 | 0 | |||
ST.DOSS.HHZ. | 2023-05-16T08:13:24.97 | 3.0 | undecidable | manual | Sg | 4.04 | 0 | |||
IV.STAL.HHZ. | 2023-05-16T08:13:24.61 | 3.0 | undecidable | manual | Sn | -5.04 | 0 | |||
GU.MGRO.HHZ. | 2023-05-16T08:13:08.42 | 3.0 | undecidable | manual | Pn | 3.97 | 0 | |||
CH.FUORN.HHZ. | 2023-05-16T08:13:06.03 | 3.0 | undecidable | manual | Pn | 1.28 | 0 | |||
IV.ARCI.HNE. | 2023-05-16T08:12:43.44 | 0.3 | undecidable | manual | S | 132 | 52.1034 | 50 | -0.5 | 63 |
IV.CASP.HHZ. | 2023-05-16T08:12:40.95 | 0.6 | undecidable | manual | S | 195 | 43.0236 | 50 | -0.57 | 42 |
IV.MOCL.EHZ. | 2023-05-16T08:12:39.28 | 3.0 | undecidable | manual | S | 0.02 | 0 | |||
IV.ARCI.HNE. | 2023-05-16T08:12:37.15 | 0.1 | undecidable | manual | P | 132 | 52.1034 | 50 | 0.46 | 85 |
IV.CASP.HHZ. | 2023-05-16T08:12:35.76 | 0.6 | undecidable | manual | P | 195 | 43.0236 | 50 | 0.46 | 43 |
IV.RIBO.EHZ. | 2023-05-16T08:12:35.74 | 0.6 | undecidable | manual | S | 171 | 24.4533 | 107 | 0.06 | 49 |
IV.NRCA.HHZ. | 2023-05-16T08:12:34.49 | 3.0 | negative | manual | P | -6.16 | 0 | |||
IV.RIBO.EHZ. | 2023-05-16T08:12:32.23 | 0.1 | undecidable | manual | P | 171 | 24.4533 | 107 | 0.31 | 93 |
IV.FROS.CHZ. | 2023-05-16T08:12:31.96 | 0.6 | undecidable | manual | S | 69 | 13.6752 | 119 | -0.25 | 48 |
IV.TRIF.CHN. | 2023-05-16T08:12:30.73 | 0.3 | undecidable | manual | S | 234 | 9.6792 | 128 | -0.33 | 71 |
IV.FROS.CHZ. | 2023-05-16T08:12:29.87 | 0.1 | negative | manual | P | 69 | 13.6752 | 119 | -0.06 | 99 |
IV.TRIF.CHN. | 2023-05-16T08:12:29.32 | 0.1 | undecidable | manual | P | 234 | 9.6792 | 128 | 0.06 | 100 |
IV.PESA.HHZ. | 2023-05-16T08:12:25.95 | 3.0 | undecidable | manual | P | -3.25 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.CHE. | ML:1.6 | 0.00045599999999999997 | 0.1 | AML | other | m | 2023-05-16T08:12:32.19 |
IV.FROS.CHN. | ML:1.7 | 0.000567 | 0.36 | AML | other | m | 2023-05-16T08:12:32.20 |
IV.CASP.HHN. | ML:1.3 | 0.00006555 | 0.16 | AML | other | m | 2023-05-16T08:12:41.10 |
IV.CASP.HHE. | ML:1.2 | 0.000047350000000000006 | 0.68 | AML | other | m | 2023-05-16T08:12:41.60 |
IV.RIBO.EHE.01 | ML:1.2 | 0.00010752548 | 0.1856 | AML | other | m | 2023-05-16T08:12:36.36 |
IV.RIBO.EHN.01 | ML:1.3 | 0.0001254033 | 0.1408 | AML | other | m | 2023-05-16T08:12:36.94 |