A magnitude ML 2.1 earthquake occured in region: 2 km E Siena (SI), on
and geographic coordinates (lat, lon) 43.3180, 11.3600 at 9 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 | 11 | 9088 | 62991 |
Sovicille | SI | 11 | 10116 | 73107 |
Castelnuovo Berardenga | SI | 12 | 9097 | 82204 |
Monteriggioni | SI | 14 | 9810 | 92014 |
Murlo | SI | 17 | 2389 | 94403 |
Gaiole in Chianti | SI | 18 | 2758 | 97161 |
Castellina in Chianti | SI | 18 | 2859 | 100020 |
Asciano | SI | 19 | 7118 | 107138 |
Radda in Chianti | SI | 19 | 1613 | 108751 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.1 | 2023-02-09 16:21:27 |
43.3183 | 11.3605 | 9 | 2024-03-01 17:18:03 |
Bollettino Sismico Italiano INGV | 116311091 |
Field | Value |
---|---|
Time (UTC) | 2023-02-09 16:21:27 ± 0.12 |
Latitude | 43.3183 ± 0.0072 |
Longitude | 11.3605 ± 0.0198 |
Depth (km) | 9 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 116311091 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1653 |
Semi-minor axis of confidence ellipse (meter) | 625 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 289 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1650.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 91 |
Number of associated phases, regardless of their use for origin computation | 39 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.34 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.61783 |
Number of stations at which the event was observed | 27 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.1 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 116311091 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-10-22 15:09:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LPDG.HHZ. | 2023-02-09T16:23:17.16 | 3.0 | positive | manual | Pn | -4.31 | 0 | |||
IV.IVPL.HHZ. | 2023-02-09T16:22:56.12 | 3.0 | undecidable | manual | Pn | 5.31 | 0 | |||
IV.BULG.HHZ. | 2023-02-09T16:22:50.38 | 3.0 | undecidable | manual | Pg | 16.690001 | 0 | |||
MN.TRI.HHZ. | 2023-02-09T16:22:44.10 | 3.0 | undecidable | manual | Sn | -5.43 | 0 | |||
IV.SARZ.HHZ. | 2023-02-09T16:22:38.97 | 3.0 | undecidable | manual | Sg | 1.37 | 0 | |||
GU.RRL.HHZ. | 2023-02-09T16:22:21.68 | 3.0 | undecidable | manual | Pn | -3.14 | 0 | |||
GU.SATI.HHZ. | 2023-02-09T16:22:20.29 | 3.0 | negative | manual | Pn | -3.02 | 0 | |||
IV.MSSA.HHZ. | 2023-02-09T16:22:18.95 | 3.0 | undecidable | manual | Sg | -2.15 | 0 | |||
GU.RORO.HHZ. | 2023-02-09T16:22:08.16 | 3.0 | negative | manual | Pn | -1.04 | 0 | |||
IV.IMOL.HNZ. | 2023-02-09T16:22:04.24 | 3.0 | undecidable | manual | S | -0.02 | 0 | |||
IV.CRE.HHE. | 2023-02-09T16:21:47.04 | 1.0 | undecidable | manual | S | 55 | 58.0974 | 50 | 0.92 | 18 |
IV.IMOL.HNZ. | 2023-02-09T16:21:46.58 | 3.0 | positive | manual | P | -1.27 | 0 | |||
IV.ARCI.HHZ. | 2023-02-09T16:21:45.01 | 0.6 | undecidable | manual | S | 170 | 52.6029 | 50 | 0.37 | 45 |
TV.SF11.HHZ. | 2023-02-09T16:21:44.72 | 0.6 | undecidable | manual | S | 153 | 56.1993 | 50 | -0.88 | 37 |
IV.CAFI.HHZ. | 2023-02-09T16:21:43.02 | 0.6 | undecidable | manual | S | 88 | 48.9177 | 50 | -0.65 | 42 |
IV.ATMC.EHE. | 2023-02-09T16:21:40.57 | 0.6 | undecidable | manual | P | 78 | 68.5758 | 50 | 0.58 | 41 |
IV.SACS.HHE. | 2023-02-09T16:21:40.61 | 0.3 | undecidable | manual | P | 139 | 68.4759 | 50 | 0.64 | 61 |
IV.MALA2.EHN. | 2023-02-09T16:21:39.73 | 0.6 | undecidable | manual | S | 165 | 36.1416 | 50 | -0.54 | 45 |
IV.MALA0.EHZ. | 2023-02-09T16:21:39.44 | 0.6 | undecidable | manual | S | 165 | 35.8419 | 50 | -0.74 | 41 |
IV.CRMI.HNN. | 2023-02-09T16:21:39.23 | 0.6 | undecidable | manual | P | 330 | 61.1943 | 50 | 0.39 | 44 |
IV.MALA4.EHZ. | 2023-02-09T16:21:39.70 | 0.6 | undecidable | manual | S | 165 | 35.9418 | 50 | -0.51 | 45 |
IV.CRE.HHE. | 2023-02-09T16:21:39.22 | 0.3 | undecidable | manual | P | 55 | 58.0974 | 50 | 0.85 | 57 |
IV.MALA1.EHN. | 2023-02-09T16:21:39.69 | 0.3 | undecidable | manual | S | 165 | 36.1416 | 50 | -0.56 | 66 |
IV.MCIV.CHE. | 2023-02-09T16:21:39.67 | 0.3 | undecidable | manual | P | 157 | 65.0904 | 50 | 0.22 | 68 |
IV.RUFI.EHE. | 2023-02-09T16:21:38.31 | 0.6 | undecidable | manual | P | 12 | 58.8966 | 50 | -0.18 | 47 |
TV.SF11.HHZ. | 2023-02-09T16:21:38.22 | 0.3 | undecidable | manual | P | 153 | 56.1993 | 50 | 0.15 | 71 |
IV.CAFI.HHZ. | 2023-02-09T16:21:37.12 | 0.3 | undecidable | manual | P | 88 | 48.9177 | 50 | 0.17 | 71 |
IV.ARCI.HHZ. | 2023-02-09T16:21:37.65 | 0.3 | undecidable | manual | P | 170 | 52.6029 | 50 | 0.13 | 71 |
IV.TRIF.CHZ. | 2023-02-09T16:21:36.92 | 1.0 | undecidable | manual | P | 239 | 43.3233 | 50 | 0.83 | 20 |
IV.OSSC.HHZ. | 2023-02-09T16:21:36.49 | 0.3 | undecidable | manual | S | 338 | 24.5532 | 111 | -0.42 | 71 |
IV.MALA1.EHN. | 2023-02-09T16:21:35.08 | 0.3 | undecidable | manual | P | 165 | 36.1416 | 50 | 0.1 | 74 |
IV.FROS.CHZ. | 2023-02-09T16:21:35.76 | 0.3 | undecidable | manual | S | 234 | 20.4684 | 115 | 0.19 | 75 |
IV.MALA0.EHZ. | 2023-02-09T16:21:35.02 | 0.3 | undecidable | manual | P | 165 | 35.8419 | 50 | 0.08 | 74 |
IV.MALA2.EHN. | 2023-02-09T16:21:35.03 | 0.3 | undecidable | manual | P | 165 | 36.1416 | 50 | 0.04 | 75 |
IV.CSNT.HHZ. | 2023-02-09T16:21:34.52 | 0.3 | undecidable | manual | S | 342 | 18.0708 | 117 | -0.33 | 73 |
IV.MALA4.EHZ. | 2023-02-09T16:21:34.86 | 0.3 | undecidable | manual | P | 165 | 35.9418 | 50 | -0.1 | 74 |
IV.OSSC.HHZ. | 2023-02-09T16:21:32.79 | 0.1 | undecidable | manual | P | 338 | 24.5532 | 111 | -0.26 | 97 |
IV.FROS.CHZ. | 2023-02-09T16:21:32.59 | 0.1 | undecidable | manual | P | 234 | 20.4684 | 115 | 0.31 | 97 |
IV.CSNT.HHZ. | 2023-02-09T16:21:31.67 | 0.1 | negative | manual | P | 342 | 18.0708 | 117 | -0.19 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CSNT.HHE. | ML:2.3 | 0.0017039979000000002 | 0.1792 | AML | other | m | 2023-02-09T16:21:34.71 |
IV.CSNT.HHN. | ML:2.2 | 0.00123396185 | 0.1536 | AML | other | m | 2023-02-09T16:21:34.84 |
IV.FROS.CHE. | ML:2.3 | 0.001367284 | 0.1536 | AML | other | m | 2023-02-09T16:21:35.99 |
IV.FROS.CHN. | ML:2.2 | 0.0012246834999999998 | 0.1664 | AML | other | m | 2023-02-09T16:21:36.48 |
IV.OSSC.HHE. | ML:1.9 | 0.000498464 | 0.2048 | AML | other | m | 2023-02-09T16:21:36.99 |
IV.OSSC.HHN. | ML:1.9 | 0.0005264982 | 0.2432 | AML | other | m | 2023-02-09T16:21:37.27 |
IV.ARCI.HNE. | ML:2.0 | 0.00026229425 | 0.1536 | AML | other | m | 2023-02-09T16:21:46.02 |
IV.ARCI.HHE. | ML:2.0 | 0.0002700089 | 0.1408 | AML | other | m | 2023-02-09T16:21:46.02 |
IV.ARCI.HNN. | ML:2.2 | 0.00035840309999999996 | 0.192 | AML | other | m | 2023-02-09T16:21:48.38 |
IV.ARCI.HHN. | ML:2.2 | 0.0003768037 | 0.2048 | AML | other | m | 2023-02-09T16:21:48.38 |