A magnitude ML 1.5 earthquake occured in region: 4 km N Roccalbegna (GR), on
and geographic coordinates (lat, lon) 42.8170, 11.5060 at 8 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 |
---|---|---|---|---|
Roccalbegna | GR | 4 | 1044 | 1044 |
Arcidosso | GR | 7 | 4285 | 5329 |
Santa Fiora | GR | 7 | 2622 | 7951 |
Castel del Piano | GR | 9 | 4690 | 12641 |
Semproniano | GR | 10 | 1059 | 13700 |
Cinigiano | GR | 12 | 2618 | 16318 |
Seggiano | GR | 13 | 961 | 17279 |
Piancastagnaio | SI | 16 | 4230 | 21509 |
Abbadia San Salvatore | SI | 16 | 6444 | 27953 |
Castell'Azzara | GR | 16 | 1476 | 29429 |
Scansano | GR | 20 | 4427 | 33856 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2023-02-10 11:29:00 |
42.8168 | 11.5063 | 8 | 2024-03-01 17:18:10 |
Bollettino Sismico Italiano INGV | 118175911 |
Reviewed Rev100 |
ML 1.3 | 2023-02-10 11:29:00 |
42.8105 | 11.513 | 7 | 2023-02-10 11:40:51 |
Sala Sismica INGV-Roma | 114321451 |
Field | Value |
---|---|
Time (UTC) | 2023-02-10 11:29:00 ± 0.09 |
Latitude | 42.8168 ± 0.0054 |
Longitude | 11.5063 ± 0.0049 |
Depth (km) | 8 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 118175911 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 588 |
Semi-minor axis of confidence ellipse (meter) | 146 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 26 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 590.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 160 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.04137 |
Epicentral distance of station farthest from the epicenter (degree) | 0.61244 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 114321451 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-10 11:40:51 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 118175911 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-06-07 09:58:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CASP.HHZ. | 2023-02-10T11:29:17.27 | 0.6 | undecidable | manual | S | 267 | 52.3032 | 50 | -0.3 | 43 |
IV.MGAB.HHZ. | 2023-02-10T11:29:16.96 | 0.6 | undecidable | manual | S | 78 | 50.4162 | 50 | -0.11 | 45 |
IV.CAFI.HHZ. | 2023-02-10T11:29:12.80 | 0.3 | negative | manual | P | 33 | 67.9764 | 50 | 0.06 | 66 |
IV.SACS.HHZ. | 2023-02-10T11:29:12.28 | 0.3 | undecidable | manual | S | 84 | 33.0447 | 103 | 0.11 | 70 |
IV.TRIF.CHZ. | 2023-02-10T11:29:11.87 | 3.0 | undecidable | manual | P | 59.0964 | 0.5 | 0 | ||
IV.CASP.HHZ. | 2023-02-10T11:29:10.20 | 0.3 | undecidable | manual | P | 267 | 52.3032 | 50 | -0.12 | 68 |
IV.FROS.CHE. | 2023-02-10T11:29:10.37 | 0.3 | undecidable | manual | P | 327 | 52.0035 | 50 | 0.09 | 68 |
IV.MGAB.HHZ. | 2023-02-10T11:29:09.94 | 0.1 | undecidable | manual | P | 78 | 50.4162 | 50 | -0.09 | 91 |
IV.MALA4.EHZ. | 2023-02-10T11:29:08.03 | 0.3 | undecidable | manual | S | 354 | 21.0678 | 110 | -0.17 | 71 |
IV.SACS.HHZ. | 2023-02-10T11:29:07.03 | 0.1 | undecidable | manual | P | 84 | 33.0447 | 103 | -0.17 | 92 |
IV.MALA0.EHN. | 2023-02-10T11:29:07.75 | 0.3 | undecidable | manual | S | 353 | 21.1677 | 110 | -0.47 | 66 |
IV.MCIV.CHZ. | 2023-02-10T11:29:06.18 | 0.3 | undecidable | manual | S | 107 | 14.4744 | 118 | 0.07 | 73 |
TV.SF11.HHZ. | 2023-02-10T11:29:06.00 | 0.3 | undecidable | manual | S | 68 | 15.1737 | 117 | -0.32 | 69 |
IV.MALA2.EHN. | 2023-02-10T11:29:05.14 | 0.3 | undecidable | manual | P | 354 | 20.868 | 110 | 0.27 | 69 |
IV.MALA1.EHN. | 2023-02-10T11:29:05.18 | 0.3 | undecidable | manual | P | 353 | 20.868 | 110 | 0.3 | 69 |
IV.MALA5.EHN. | 2023-02-10T11:29:05.32 | 0.3 | undecidable | manual | P | 354 | 21.2676 | 110 | 0.38 | 68 |
IV.MALA0.EHN. | 2023-02-10T11:29:05.11 | 0.3 | undecidable | manual | P | 353 | 21.1677 | 110 | 0.19 | 70 |
IV.MALA4.EHZ. | 2023-02-10T11:29:05.15 | 0.3 | undecidable | manual | P | 354 | 21.0678 | 110 | 0.24 | 70 |
IV.MCIV.CHZ. | 2023-02-10T11:29:03.71 | 0.1 | undecidable | manual | P | 107 | 14.4744 | 118 | 0.01 | 99 |
TV.SF11.HHZ. | 2023-02-10T11:29:03.94 | 0.1 | undecidable | manual | P | 68 | 15.1737 | 117 | 0.12 | 96 |
IV.ARCI.HHZ. | 2023-02-10T11:29:03.30 | 0.3 | undecidable | manual | S | 327 | 4.5954 | 149 | -0.23 | 72 |
IV.ARCI.HHZ. | 2023-02-10T11:29:02.24 | 0.1 | undecidable | manual | P | 327 | 4.5954 | 149 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MCIV.CHN. | ML:2.1 | 0.001435 | 0.7 | AML | other | m | 2023-02-10T11:29:06.59 |
IV.MCIV.CHE. | ML:2.1 | 0.0012850000000000001 | 0.18 | AML | other | m | 2023-02-10T11:29:06.75 |
IV.SACS.HHN. | ML:1.3 | 0.00008425 | 1 | AML | other | m | 2023-02-10T11:29:12.27 |
IV.SACS.HHE. | ML:1.4 | 0.000107 | 1.04 | AML | other | m | 2023-02-10T11:29:13.71 |
IV.ARCI.HHE. | ML:0.0 | 0.0030206895000000006 | 0.16 | AML | other | m | 2023-02-10T11:29:03.41 |
IV.ARCI.HHN. | ML:0.0 | 0.0039286785 | 0.3008 | AML | other | m | 2023-02-10T11:29:03.43 |
IV.ARCI.HNE. | ML:0.0 | 0.002820385 | 0.1792 | AML | other | m | 2023-02-10T11:29:03.40 |
IV.ARCI.HNN. | ML:0.0 | 0.0039086155 | 0.3008 | AML | other | m | 2023-02-10T11:29:03.43 |
IV.MGAB.HNN. | ML:1.6 | 0.0001121613 | 6.176 | AML | other | m | 2023-02-10T11:29:20.13 |
IV.MGAB.HHE. | ML:1.2 | 0.000038677655 | 0.16 | AML | other | m | 2023-02-10T11:29:20.92 |
IV.MGAB.HNE. | ML:1.7 | 0.00013700485000000002 | 0.9472 | AML | other | m | 2023-02-10T11:29:24.74 |
IV.MGAB.HHN. | ML:1.2 | 0.000043629151000000005 | 0.1792 | AML | other | m | 2023-02-10T11:29:19.18 |