A magnitude ML 1.9 earthquake occured in region: 3 km E Siena (SI), on
and geographic coordinates (lat, lon) 43.3100, 11.3720 at 6 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 | 3 | 53903 | 53903 |
Monteroni d'Arbia | SI | 10 | 9088 | 62991 |
Castelnuovo Berardenga | SI | 11 | 9097 | 72088 |
Sovicille | SI | 12 | 10116 | 82204 |
Monteriggioni | SI | 15 | 9810 | 92014 |
Murlo | SI | 16 | 2389 | 94403 |
Asciano | SI | 17 | 7118 | 101521 |
Gaiole in Chianti | SI | 18 | 2758 | 104279 |
Rapolano Terme | SI | 19 | 5249 | 109528 |
Castellina in Chianti | SI | 19 | 2859 | 112387 |
Radda in Chianti | SI | 20 | 1613 | 114000 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.9 | 2023-02-11 08:35:08 |
43.3102 | 11.3718 | 6 | 2024-03-01 17:18:07 |
Bollettino Sismico Italiano INGV | 117279421 |
Reviewed Rev100 |
ML 2.0 | 2023-02-11 08:35:08 |
43.3153 | 11.3622 | 9 | 2023-02-11 08:47:39 |
Sala Sismica INGV-Roma | 114338281 |
Field | Value |
---|---|
Time (UTC) | 2023-02-11 08:35:08 ± 0.08 |
Latitude | 43.3102 ± 0.0036 |
Longitude | 11.3718 ± 0.0074 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 117279421 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 431 |
Semi-minor axis of confidence ellipse (meter) | 431 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 78 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 84 |
Number of associated phases, regardless of their use for origin computation | 35 |
Number of defining phases | 27 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.93799 |
Number of stations at which the event was observed | 27 |
Number of stations from which data was used for origin computation | 20 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.2 |
Num. used stations | 24 |
Type of magnitude | ML |
Reference to an origin | 117279421 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-05-12 09:07:50 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.3 |
Num. used stations | 36 |
Type of magnitude | ML |
Reference to an origin | 114338281 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-11 08:47:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VOBA.EHZ. | 2023-02-11T08:36:21.19 | 3.0 | undecidable | manual | Sg | 0.79 | 0 | |||
IV.CRND.HNZ. | 2023-02-11T08:36:21.77 | 3.0 | undecidable | manual | Sn | -1.83 | 0 | |||
IV.SRES.HHZ. | 2023-02-11T08:35:54.89 | 3.0 | undecidable | manual | S | 0.48 | 0 | |||
IV.FRON.EHZ. | 2023-02-11T08:35:43.43 | 3.0 | undecidable | manual | S | 0.02 | 0 | |||
IV.CSP1.EHZ. | 2023-02-11T08:35:37.92 | 3.0 | negative | manual | P | 4.31 | 0 | |||
IV.PLMA.HHZ. | 2023-02-11T08:35:31.74 | 3.0 | positive | manual | P | -2.51 | 0 | |||
IV.ATMI.HHZ. | 2023-02-11T08:35:30.98 | 3.0 | undecidable | manual | S | 72.372 | -0.19 | 0 | ||
IV.BDI.HHZ. | 2023-02-11T08:35:26.66 | 0.6 | undecidable | manual | P | 324 | 104.118 | 50 | 0.26 | 55 |
IV.ARCI.HHZ. | 2023-02-11T08:35:25.41 | 0.3 | undecidable | manual | S | 171 | 51.5151 | 50 | -0.2 | 93 |
IV.LMD.HHZ. | 2023-02-11T08:35:24.25 | 0.3 | undecidable | manual | P | 17 | 89.244 | 50 | 0.15 | 87 |
IV.SEI.HHZ. | 2023-02-11T08:35:23.75 | 0.3 | undecidable | manual | P | 359 | 82.5507 | 50 | 0.68 | 76 |
IV.TRIF.CHZ. | 2023-02-11T08:35:22.91 | 0.3 | undecidable | manual | S | 240 | 43.7229 | 50 | -0.61 | 85 |
IV.SFI.EHZ. | 2023-02-11T08:35:22.44 | 0.3 | undecidable | manual | P | 30 | 76.1682 | 50 | 0.35 | 86 |
IV.ATMI.HHZ. | 2023-02-11T08:35:22.72 | 3.0 | undecidable | manual | P | 72.372 | 1.22 | 0 | ||
IV.PARC.HHZ. | 2023-02-11T08:35:22.67 | 0.3 | undecidable | manual | P | 61 | 79.2651 | 50 | 0.11 | 90 |
IV.MGAB.HHZ. | 2023-02-11T08:35:21.90 | 0.3 | undecidable | manual | P | 126 | 74.37 | 50 | 0.09 | 91 |
IV.SSP9.EHZ. | 2023-02-11T08:35:21.17 | 0.3 | undecidable | manual | P | 64 | 67.7766 | 50 | 0.37 | 87 |
IV.SACS.HHZ. | 2023-02-11T08:35:20.91 | 0.3 | undecidable | manual | P | 139 | 67.1772 | 50 | 0.21 | 90 |
IV.MALA4.EHN. | 2023-02-11T08:35:20.20 | 0.3 | undecidable | manual | S | 166 | 34.8429 | 100 | -0.35 | 93 |
IV.BADI.EHZ. | 2023-02-11T08:35:20.92 | 0.6 | undecidable | manual | P | 72 | 73.6707 | 50 | -0.79 | 50 |
IV.MALA0.EHN. | 2023-02-11T08:35:20.19 | 0.6 | undecidable | manual | S | 166 | 34.743 | 100 | -0.33 | 62 |
IV.CRMI.HHZ. | 2023-02-11T08:35:19.92 | 0.3 | undecidable | manual | P | 330 | 62.3931 | 50 | -0.05 | 94 |
IV.CRE.HHZ. | 2023-02-11T08:35:19.43 | 0.3 | undecidable | manual | P | 54 | 57.8976 | 50 | 0.16 | 92 |
IV.RUFI.EHZ. | 2023-02-11T08:35:19.28 | 0.3 | undecidable | manual | P | 11 | 59.5959 | 50 | -0.25 | 90 |
IV.ARCI.HHZ. | 2023-02-11T08:35:18.21 | 0.3 | undecidable | manual | P | 171 | 51.5151 | 50 | -0.07 | 95 |
IV.CAFI.HHZ. | 2023-02-11T08:35:17.61 | 0.3 | undecidable | manual | P | 87 | 48.0186 | 50 | -0.14 | 95 |
IV.OSSC.HHZ. | 2023-02-11T08:35:17.09 | 0.3 | undecidable | manual | S | 337 | 25.752 | 103 | -0.38 | 94 |
IV.TRIF.CHZ. | 2023-02-11T08:35:17.03 | 0.3 | undecidable | manual | P | 240 | 43.7229 | 50 | -0.05 | 97 |
IV.FROS.CHZ. | 2023-02-11T08:35:16.33 | 0.3 | undecidable | manual | S | 238 | 20.6682 | 106 | 0.57 | 89 |
IV.MALA0.EHN. | 2023-02-11T08:35:15.41 | 0.3 | undecidable | manual | P | 166 | 34.743 | 100 | 0.06 | 98 |
IV.MALA4.EHN. | 2023-02-11T08:35:15.45 | 0.3 | undecidable | manual | P | 166 | 34.8429 | 100 | 0.08 | 98 |
IV.CSNT.HHZ. | 2023-02-11T08:35:14.96 | 0.3 | undecidable | manual | S | 340 | 19.2696 | 107 | -0.32 | 96 |
IV.OSSC.HHZ. | 2023-02-11T08:35:13.44 | 0.3 | undecidable | manual | P | 337 | 25.752 | 103 | -0.14 | 98 |
IV.FROS.CHZ. | 2023-02-11T08:35:13.10 | 0.3 | undecidable | manual | P | 238 | 20.6682 | 106 | 0.5 | 92 |
IV.CSNT.HHZ. | 2023-02-11T08:35:12.21 | 0.3 | undecidable | manual | P | 340 | 19.2696 | 107 | -0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.CHN. | ML:2.3 | 0.0016099999999999999 | 0.4 | AML | other | m | 2023-02-11T08:35:17.27 |
IV.FROS.CHE. | ML:2.2 | 0.00132 | 0.56 | AML | other | m | 2023-02-11T08:35:17.33 |
IV.TRIF.CHE. | ML:2.1 | 0.000378 | 0.16 | AML | other | m | 2023-02-11T08:35:23.67 |
IV.TRIF.CHN. | ML:2.0 | 0.00034950000000000004 | 0.14 | AML | other | m | 2023-02-11T08:35:23.75 |
IV.CAFI.HHN. | ML:2.0 | 0.0002705 | 1.1 | AML | other | m | 2023-02-11T08:35:24.66 |
IV.ARCI.HHN. | ML:2.2 | 0.000389 | 1.5 | AML | other | m | 2023-02-11T08:35:27.80 |
IV.CAFI.HHE. | ML:1.9 | 0.00020250000000000002 | 0.3 | AML | other | m | 2023-02-11T08:35:27.28 |
IV.ARCI.HHE. | ML:2.0 | 0.000244 | 0.52 | AML | other | m | 2023-02-11T08:35:27.39 |
IV.CRE.HHE. | ML:2.0 | 0.0002295 | 0.28 | AML | other | m | 2023-02-11T08:35:27.71 |
IV.RUFI.EHE. | ML:1.8 | 0.0001475 | 1.74 | AML | other | m | 2023-02-11T08:35:28.89 |
IV.CRE.HHN. | ML:2.0 | 0.00024349999999999998 | 1.1 | AML | other | m | 2023-02-11T08:35:28.79 |
IV.RUFI.EHN. | ML:1.7 | 0.0001028 | 0.9 | AML | other | m | 2023-02-11T08:35:28.82 |
IV.SSP9.EHE. | ML:1.9 | 0.00015000000000000001 | 0.52 | AML | other | m | 2023-02-11T08:35:32.08 |
IV.BADI.EHN. | ML:1.7 | 0.00007670000000000001 | 0.26 | AML | other | m | 2023-02-11T08:35:33.22 |
IV.MGAB.HHN. | ML:1.8 | 0.0001064 | 1.12 | AML | other | m | 2023-02-11T08:35:34.63 |
IV.SSP9.EHN. | ML:2.0 | 0.0001565 | 0.62 | AML | other | m | 2023-02-11T08:35:34.46 |
IV.BADI.EHE. | ML:1.9 | 0.00011285 | 1.66 | AML | other | m | 2023-02-11T08:35:34.12 |
IV.SFI.EHE. | ML:1.8 | 0.0000902 | 0.9 | AML | other | m | 2023-02-11T08:35:35.74 |
IV.PARC.HHN. | ML:1.8 | 0.0000857 | 1.08 | AML | other | m | 2023-02-11T08:35:36.63 |
IV.SFI.EHN. | ML:1.5 | 0.00004845 | 0.66 | AML | other | m | 2023-02-11T08:35:36.63 |
IV.MGAB.HHE. | ML:1.7 | 0.0000859 | 1.24 | AML | other | m | 2023-02-11T08:35:37.83 |
IV.PARC.HHE. | ML:1.6 | 0.000054600000000000006 | 0.28 | AML | other | m | 2023-02-11T08:35:37.77 |
IV.LMD.HHE. | ML:1.6 | 0.0000493 | 0.86 | AML | other | m | 2023-02-11T08:35:38.42 |
IV.LMD.HHN. | ML:1.8 | 0.00007415 | 0.58 | AML | other | m | 2023-02-11T08:35:40.54 |