A magnitude ML 1.6 earthquake occured in region: 2 km SE Siena (SI), on
and geographic coordinates (lat, lon) 43.3060, 11.3570 at 7 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 |
---|---|---|---|---|
Siena | SI | 2 | 53903 | 53903 |
Monteroni d'Arbia | SI | 10 | 9088 | 62991 |
Sovicille | SI | 11 | 10116 | 73107 |
Castelnuovo Berardenga | SI | 13 | 9097 | 82204 |
Monteriggioni | SI | 15 | 9810 | 92014 |
Murlo | SI | 16 | 2389 | 94403 |
Asciano | SI | 18 | 7118 | 101521 |
Castellina in Chianti | SI | 19 | 2859 | 104380 |
Gaiole in Chianti | SI | 19 | 2758 | 107138 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2023-02-08 21:16:14 |
43.3063 | 11.3568 | 7 | 2024-03-01 17:18:16 |
Bollettino Sismico Italiano INGV | 120613141 |
Field | Value |
---|---|
Time (UTC) | 2023-02-08 21:16:14 ± 0.09 |
Latitude | 43.3063 ± 0.0045 |
Longitude | 11.3568 ± 0.0111 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 120613141 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 751 |
Semi-minor axis of confidence ellipse (meter) | 424 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 264 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 750.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 100 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 22 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.69518 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 120613141 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-08-30 15:19:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.SATI.HHZ. | 2023-02-08T21:18:04.06 | 3.0 | undecidable | manual | Sg | 9.77 | 0 | |||
IV.MCRV.HHZ. | 2023-02-08T21:17:48.35 | 3.0 | undecidable | manual | Sn | -0.49 | 0 | |||
IV.SPS2.HHZ. | 2023-02-08T21:17:46.06 | 3.0 | undecidable | manual | Pg | 17.82 | 0 | |||
IV.MGR.HHZ. | 2023-02-08T21:17:14.15 | 3.0 | undecidable | manual | Pn | 0.18 | 0 | |||
IV.MSSA.HHZ. | 2023-02-08T21:17:04.92 | 3.0 | undecidable | manual | Sn | -3.89 | 0 | |||
OX.MARN.HHZ. | 2023-02-08T21:16:52.36 | 3.0 | positive | manual | Pg | 4.64 | 0 | |||
IV.POFI.HHZ. | 2023-02-08T21:16:41.03 | 3.0 | undecidable | manual | Pn | -4.02 | 0 | |||
IV.BOSL.HHE. | 2023-02-08T21:16:35.62 | 0.6 | undecidable | manual | S | 1 | 69.2751 | 50 | -0.43 | 42 |
IV.CELB.HHZ. | 2023-02-08T21:16:35.18 | 3.0 | negative | manual | P | 1.34 | 0 | |||
IV.RUFI.EHZ. | 2023-02-08T21:16:33.35 | 0.6 | undecidable | manual | S | 12 | 60.1953 | 50 | -0.27 | 45 |
TV.SF11.HHZ. | 2023-02-08T21:16:31.27 | 0.6 | undecidable | manual | S | 152 | 55.1004 | 50 | -0.99 | 35 |
IV.SFI.HNN. | 2023-02-08T21:16:28.72 | 0.3 | undecidable | manual | P | 30 | 77.1672 | 50 | 0.7 | 57 |
IV.TRIF.CHZ. | 2023-02-08T21:16:28.64 | 0.6 | undecidable | manual | S | 240 | 42.4242 | 50 | -0.23 | 46 |
IV.MALA4.EHZ. | 2023-02-08T21:16:26.03 | 0.6 | undecidable | manual | S | 164 | 34.743 | 101 | -0.46 | 45 |
IV.CRE.HHE. | 2023-02-08T21:16:26.17 | 0.3 | undecidable | manual | P | 54 | 59.0964 | 50 | 0.94 | 53 |
IV.BOSL.HHE. | 2023-02-08T21:16:26.68 | 0.3 | undecidable | manual | P | 1 | 69.2751 | 50 | -0.12 | 68 |
IV.MALA0.EHN. | 2023-02-08T21:16:26.06 | 0.6 | undecidable | manual | S | 164 | 34.6431 | 101 | -0.38 | 46 |
IV.RUFI.EHZ. | 2023-02-08T21:16:25.64 | 0.3 | undecidable | manual | P | 12 | 60.1953 | 50 | 0.23 | 67 |
TV.SF11.HHZ. | 2023-02-08T21:16:24.85 | 0.3 | undecidable | manual | P | 152 | 55.1004 | 50 | 0.23 | 68 |
IV.OSSC.HHZ. | 2023-02-08T21:16:23.13 | 0.6 | undecidable | manual | S | 340 | 25.6521 | 105 | -0.29 | 47 |
IV.CAFI.HNN. | 2023-02-08T21:16:23.75 | 0.3 | undecidable | manual | P | 87 | 49.2174 | 50 | 0.04 | 72 |
IV.ARCI.HHZ. | 2023-02-08T21:16:23.86 | 0.3 | undecidable | manual | P | 169 | 51.3153 | 50 | -0.17 | 69 |
IV.TRIF.CHZ. | 2023-02-08T21:16:22.68 | 0.3 | undecidable | manual | P | 240 | 42.4242 | 50 | 0.02 | 73 |
IV.FROS.CHZ. | 2023-02-08T21:16:21.66 | 0.6 | undecidable | manual | S | 237 | 19.4694 | 110 | 0.31 | 48 |
IV.MALA0.EHN. | 2023-02-08T21:16:21.29 | 0.3 | undecidable | manual | P | 164 | 34.6431 | 101 | 0.03 | 74 |
IV.MALA4.EHZ. | 2023-02-08T21:16:21.39 | 0.3 | undecidable | manual | P | 164 | 34.743 | 101 | 0.11 | 72 |
IV.CSNT.HHZ. | 2023-02-08T21:16:20.90 | 0.3 | undecidable | manual | S | 344 | 19.2696 | 110 | -0.39 | 70 |
IV.OSSC.HHZ. | 2023-02-08T21:16:19.41 | 0.1 | undecidable | manual | P | 340 | 25.6521 | 105 | -0.11 | 98 |
IV.CSNT.HHZ. | 2023-02-08T21:16:18.22 | 0.1 | undecidable | manual | P | 344 | 19.2696 | 110 | -0.06 | 100 |
IV.FROS.CHZ. | 2023-02-08T21:16:18.75 | 0.1 | undecidable | manual | P | 237 | 19.4694 | 110 | 0.43 | 93 |
IV.MURB.HHZ. | 2023-02-08T21:16:18.09 | 3.0 | undecidable | manual | P | -1.46 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CSNT.HHE. | ML:1.6 | 0.0003395 | 1.22 | AML | other | m | 2023-02-08T21:16:21.18 |
IV.CSNT.HHN. | ML:1.7 | 0.000375 | 0.46 | AML | other | m | 2023-02-08T21:16:21.26 |
IV.FROS.CHE. | ML:1.6 | 0.00032900000000000003 | 1.06 | AML | other | m | 2023-02-08T21:16:21.36 |
IV.OSSC.HHN. | ML:1.4 | 0.00014549999999999999 | 0.76 | AML | other | m | 2023-02-08T21:16:23.25 |
IV.OSSC.HHE. | ML:1.5 | 0.000182 | 0.72 | AML | other | m | 2023-02-08T21:16:23.27 |
IV.FROS.CHN. | ML:1.6 | 0.00036199999999999996 | 1.62 | AML | other | m | 2023-02-08T21:16:23.01 |