A magnitude ML 1.4 earthquake occured in region: 1 km E Montieri (GR), on
and geographic coordinates (lat, lon) 43.1310, 11.0270 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 1 | 1204 | 1204 |
Chiusdino | SI | 6 | 1903 | 3107 |
Monticiano | SI | 13 | 1571 | 4678 |
Castelnuovo di Val di Cecina | PI | 13 | 2231 | 6909 |
Monterotondo Marittimo | GR | 14 | 1371 | 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 |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2023-04-15 00:23:14 |
43.1308 | 11.027 | 10 | 2024-03-01 17:18:03 |
Bollettino Sismico Italiano INGV | 116426701 |
Reviewed Rev100 |
ML 1.5 | 2023-04-15 00:23:14 |
43.1203 | 11.0273 | 10 | 2023-04-15 00:43:20 |
Sala Sismica INGV-Roma | 116398411 |
Field | Value |
---|---|
Time (UTC) | 2023-04-15 00:23:14 ± 0.14 |
Latitude | 43.1308 ± 0.0081 |
Longitude | 11.0270 ± 0.0148 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 116426701 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1117 |
Semi-minor axis of confidence ellipse (meter) | 885 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 265 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1120.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 129 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.09173 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39210 |
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 | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 116426701 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-01-23 12:18:48 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 116398411 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-15 00:43:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSNT.HHZ. | 2023-04-15T00:23:28.09 | 0.6 | undecidable | manual | S | 29 | 43.5231 | 50 | -0.36 | 45 |
IV.CASP.HHZ. | 2023-04-15T00:23:27.15 | 0.6 | undecidable | manual | S | 199 | 39.9267 | 50 | -0.35 | 45 |
IV.MALA2.EHZ. | 2023-04-15T00:23:26.95 | 0.3 | undecidable | manual | S | 111 | 39.2274 | 50 | -0.35 | 68 |
IV.MALA4.EHE. | 2023-04-15T00:23:26.88 | 0.6 | undecidable | manual | S | 111 | 39.0276 | 50 | -0.39 | 45 |
IV.MALA2.EHZ. | 2023-04-15T00:23:22.01 | 0.6 | undecidable | manual | P | 111 | 39.2274 | 50 | 0.25 | 46 |
IV.CASP.HHZ. | 2023-04-15T00:23:22.23 | 0.1 | undecidable | manual | P | 199 | 39.9267 | 50 | 0.35 | 90 |
IV.CSNT.HHZ. | 2023-04-15T00:23:22.65 | 0.1 | undecidable | manual | P | 29 | 43.5231 | 50 | 0.22 | 92 |
IV.MALA4.EHE. | 2023-04-15T00:23:21.96 | 0.3 | undecidable | manual | P | 111 | 39.0276 | 50 | 0.22 | 70 |
IV.RIBO.EHZ.01 | 2023-04-15T00:23:21.85 | 0.6 | undecidable | manual | S | 176 | 20.2686 | 117 | -0.22 | 48 |
IV.RIBO.EHZ.01 | 2023-04-15T00:23:19.19 | 0.3 | undecidable | manual | P | 176 | 20.2686 | 117 | 0.44 | 69 |
IV.TRIF.CHZ. | 2023-04-15T00:23:18.72 | 0.3 | undecidable | manual | S | 260 | 10.1787 | 135 | -0.51 | 69 |
IV.TRIF.CHZ. | 2023-04-15T00:23:17.20 | 0.1 | positive | manual | P | 260 | 10.1787 | 135 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:1.5 | 0.00038700000000000003 | 0.1 | AML | other | m | 2023-04-15T00:23:18.84 |
IV.TRIF.CHE. | ML:1.5 | 0.00039650000000000004 | 0.06 | AML | other | m | 2023-04-15T00:23:19.09 |
IV.RIBO.EHE.01 | ML:1.1 | 0.000092106115 | 0.18 | AML | other | m | 2023-04-15T00:23:21.95 |