A magnitude ML 1.6 earthquake occured in region: 1 km NE Chiusdino (SI), on
and geographic coordinates (lat, lon) 43.1660, 11.0980 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 |
---|---|---|---|---|
Chiusdino | SI | 1 | 1903 | 1903 |
Monticiano | SI | 7 | 1571 | 3474 |
Montieri | GR | 8 | 1204 | 4678 |
Radicondoli | SI | 12 | 914 | 5592 |
Castelnuovo di Val di Cecina | PI | 16 | 2231 | 7823 |
Sovicille | SI | 17 | 10116 | 17939 |
Roccastrada | GR | 18 | 9199 | 27138 |
Monterotondo Marittimo | GR | 20 | 1371 | 28509 |
Casole d'Elsa | SI | 20 | 3897 | 32406 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2023-03-27 10:54:43 |
43.1658 | 11.0978 | 10 | 2024-03-01 17:18:14 |
Bollettino Sismico Italiano INGV | 120005071 |
Reviewed Rev100 |
ML 1.9 | 2023-03-27 10:54:43 |
43.1652 | 11.0928 | 10 | 2023-03-27 11:16:11 |
Sala Sismica INGV-Roma | 115791501 |
Field | Value |
---|---|
Time (UTC) | 2023-03-27 10:54:43 ± 0.08 |
Latitude | 43.1658 ± 0.0045 |
Longitude | 11.0978 ± 0.0086 |
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 | 120005071 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 713 |
Semi-minor axis of confidence ellipse (meter) | 362 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 294 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 710.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 127 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.06115 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41818 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.4 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 115791501 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-03-27 11:16:11 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.4 |
Num. used stations | 9 |
Type of magnitude | ML |
Reference to an origin | 120005071 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-08-10 16:25:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CASP.HHZ. | 2023-03-27T10:54:57.70 | 0.6 | undecidable | manual | S | 204 | 45.7209 | 50 | -0.41 | 45 |
IV.OSSC.HHZ. | 2023-03-27T10:54:56.70 | 0.3 | undecidable | manual | S | 17 | 41.4252 | 50 | -0.27 | 70 |
IV.CSNT.HHZ. | 2023-03-27T10:54:55.40 | 0.6 | undecidable | manual | S | 24 | 37.4292 | 50 | -0.51 | 45 |
IV.CASP.HHZ. | 2023-03-27T10:54:52.21 | 0.6 | undecidable | manual | P | 204 | 45.7209 | 50 | 0.43 | 45 |
IV.ARCI.HHZ. | 2023-03-27T10:54:52.12 | 0.3 | undecidable | manual | P | 139 | 46.4202 | 50 | 0.23 | 70 |
IV.OSSC.HHZ. | 2023-03-27T10:54:51.25 | 0.3 | undecidable | manual | P | 17 | 41.4252 | 50 | 0.12 | 72 |
IV.RIBO.EHZ. | 2023-03-27T10:54:51.70 | 0.3 | undecidable | manual | S | 190 | 24.4533 | 112 | -0.57 | 67 |
IV.MALA2.EHZ. | 2023-03-27T10:54:50.33 | 0.6 | undecidable | manual | P | 120 | 35.742 | 50 | 0.08 | 49 |
IV.MALA4.EHN. | 2023-03-27T10:54:50.22 | 0.1 | undecidable | manual | P | 120 | 35.5422 | 50 | 0 | 100 |
IV.CSNT.HHZ. | 2023-03-27T10:54:50.73 | 0.3 | undecidable | manual | P | 24 | 37.4292 | 50 | 0.22 | 72 |
IV.MALA1.EHN. | 2023-03-27T10:54:50.19 | 0.1 | undecidable | manual | P | 120 | 35.5422 | 50 | -0.04 | 99 |
IV.MALA5.EHN. | 2023-03-27T10:54:50.21 | 0.3 | undecidable | manual | P | 120 | 35.5422 | 50 | 0 | 75 |
IV.MALA0.EHN. | 2023-03-27T10:54:50.19 | 0.1 | undecidable | manual | P | 120 | 35.2425 | 50 | 0.01 | 100 |
IV.TRIF.CHZ. | 2023-03-27T10:54:49.70 | 0.3 | undecidable | manual | S | 250 | 16.7721 | 120 | -0.18 | 75 |
IV.RIBO.EHZ. | 2023-03-27T10:54:48.61 | 0.1 | undecidable | manual | P | 190 | 24.4533 | 112 | 0.2 | 98 |
IV.TRIF.CHZ. | 2023-03-27T10:54:47.39 | 0.3 | undecidable | manual | P | 250 | 16.7721 | 120 | 0.36 | 72 |
IV.FROS.CHZ. | 2023-03-27T10:54:47.00 | 0.1 | undecidable | manual | S | 44 | 6.7932 | 145 | -0.25 | 100 |
IV.FROS.CHZ. | 2023-03-27T10:54:45.82 | 0.1 | positive | manual | P | 44 | 6.7932 | 145 | 0.3 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.CHE. | ML:2.0 | 0.0017878911 | 0.1408 | AML | other | m | 2023-03-27T10:54:47.42 |
IV.FROS.CHN. | ML:1.8 | 0.001004 | 0.16 | AML | other | m | 2023-03-27T10:54:47.56 |
IV.TRIF.CHN. | ML:2.2 | 0.0013544697500000001 | 0.1088 | AML | other | m | 2023-03-27T10:54:49.79 |
IV.TRIF.CHE. | ML:2.1 | 0.0011003494 | 0.1344 | AML | other | m | 2023-03-27T10:54:50.76 |
IV.CSNT.HHN. | ML:1.0 | 0.0000411549235 | 0.2752 | AML | other | m | 2023-03-27T10:54:55.69 |
IV.CSNT.HHE. | ML:0.9 | 0.00002865211 | 0.16 | AML | other | m | 2023-03-27T10:54:56.18 |
IV.CASP.HHN. | ML:1.4 | 0.00006305 | 0.08 | AML | other | m | 2023-03-27T10:54:58.25 |
IV.CASP.HHE. | ML:1.3 | 0.000052899405 | 0.0768 | AML | other | m | 2023-03-27T10:54:58.05 |
IV.RIBO.EHN.01 | ML:1.6 | 0.00022637465 | 0.1792 | AML | other | m | 2023-03-27T10:54:52.31 |