A magnitude ML 1.4 earthquake occured in region: 1 km NW Siena (SI), on
and geographic coordinates (lat, lon) 43.3240, 11.3310 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 |
---|---|---|---|---|
Siena | SI | 1 | 53903 | 53903 |
Sovicille | SI | 10 | 10116 | 64019 |
Monteriggioni | SI | 12 | 9810 | 73829 |
Monteroni d'Arbia | SI | 13 | 9088 | 82917 |
Castelnuovo Berardenga | SI | 14 | 9097 | 92014 |
Castellina in Chianti | SI | 17 | 2859 | 94873 |
Murlo | SI | 18 | 2389 | 97262 |
Gaiole in Chianti | SI | 18 | 2758 | 100020 |
Radda in Chianti | SI | 19 | 1613 | 101633 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2023-02-09 00:04:44 |
43.3237 | 11.3308 | 8 | 2024-03-01 17:18:00 |
Bollettino Sismico Italiano INGV | 115664901 |
Reviewed Rev100 |
ML 1.4 | 2023-02-09 00:04:44 |
43.324 | 11.3223 | 9 | 2023-02-09 00:15:42 |
Sala Sismica INGV-Roma | 114275181 |
Field | Value |
---|---|
Time (UTC) | 2023-02-09 00:04:44 ± 0.12 |
Latitude | 43.3237 ± 0.0045 |
Longitude | 11.3308 ± 0.0099 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 115664901 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 757 |
Semi-minor axis of confidence ellipse (meter) | 452 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 291 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 760.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 96 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.35 |
Epicentral distance of station closest to the epicenter (degree) | 0.15199 |
Epicentral distance of station farthest from the epicenter (degree) | 0.63222 |
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 | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 115664901 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-03-23 11:32:05 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 114275181 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-09 00:15:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CASP.HHE. | 2023-02-09T00:05:06.39 | 0.3 | undecidable | manual | S | 213 | 70.1742 | 50 | 0.34 | 74 |
IV.CRE.HHN. | 2023-02-09T00:05:03.95 | 0.3 | undecidable | manual | S | 57 | 59.7957 | 50 | 0.67 | 68 |
IV.CRMI.HNN. | 2023-02-09T00:05:02.66 | 0.3 | undecidable | manual | S | 332 | 59.496 | 50 | -0.54 | 72 |
IV.RUFI.EHZ. | 2023-02-09T00:05:02.72 | 0.3 | undecidable | manual | S | 14 | 58.7967 | 50 | -0.31 | 76 |
IV.CAFI.HNZ. | 2023-02-09T00:05:00.68 | 0.3 | undecidable | manual | S | 89 | 51.3153 | 50 | -0.34 | 77 |
IV.TRIF.CHE. | 2023-02-09T00:04:57.99 | 0.6 | undecidable | manual | S | 236 | 41.625 | 50 | -0.46 | 51 |
IV.CASP.HHE. | 2023-02-09T00:04:57.44 | 0.1 | undecidable | manual | P | 213 | 70.1742 | 50 | 0.64 | 90 |
IV.MALA1.EHE. | 2023-02-09T00:04:56.59 | 0.3 | undecidable | manual | S | 162 | 37.4292 | 50 | -0.72 | 70 |
IV.CRMI.HNN. | 2023-02-09T00:04:55.65 | 0.3 | undecidable | manual | P | 332 | 59.496 | 50 | 0.5 | 73 |
IV.RUFI.EHZ. | 2023-02-09T00:04:55.50 | 0.1 | undecidable | manual | P | 14 | 58.7967 | 50 | 0.45 | 99 |
IV.CRE.HHN. | 2023-02-09T00:04:55.58 | 0.1 | undecidable | manual | P | 57 | 59.7957 | 50 | 0.38 | 100 |
IV.CAFI.HNZ. | 2023-02-09T00:04:54.04 | 0.3 | undecidable | manual | P | 89 | 51.3153 | 50 | 0.15 | 80 |
IV.OSSC.HHZ. | 2023-02-09T00:04:52.46 | 0.3 | undecidable | manual | S | 343 | 23.1546 | 109 | -0.19 | 83 |
IV.TRIF.CHE. | 2023-02-09T00:04:52.52 | 0.3 | undecidable | manual | P | 236 | 41.625 | 50 | 0.11 | 82 |
IV.MALA0.EHE. | 2023-02-09T00:04:51.53 | 0.3 | undecidable | manual | P | 162 | 37.1295 | 50 | -0.18 | 82 |
IV.FROS.CHZ. | 2023-02-09T00:04:51.33 | 0.3 | undecidable | manual | S | 228 | 18.9699 | 113 | 0.06 | 86 |
IV.MALA1.EHE. | 2023-02-09T00:04:51.40 | 0.3 | undecidable | manual | P | 162 | 37.4292 | 50 | -0.35 | 79 |
IV.MALA4.EHE. | 2023-02-09T00:04:51.32 | 0.3 | undecidable | manual | P | 161 | 37.2294 | 50 | -0.41 | 78 |
IV.CSNT.HHZ. | 2023-02-09T00:04:50.37 | 0.3 | undecidable | manual | S | 349 | 16.872 | 115 | -0.25 | 83 |
IV.OSSC.HHZ. | 2023-02-09T00:04:48.94 | 0.3 | undecidable | manual | P | 343 | 23.1546 | 109 | -0.12 | 85 |
IV.FROS.CHZ. | 2023-02-09T00:04:48.51 | 0.3 | undecidable | manual | P | 228 | 18.9699 | 113 | 0.25 | 83 |
IV.CSNT.HHZ. | 2023-02-09T00:04:47.75 | 0.3 | undecidable | manual | P | 349 | 16.872 | 115 | -0.14 | 85 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CSNT.HHN. | ML:1.2 | 0.00013534715 | 0.12 | AML | other | m | 2023-02-09T00:04:50.56 |
IV.CSNT.HHE. | ML:1.1 | 0.000123839835 | 0.22 | AML | other | m | 2023-02-09T00:04:50.71 |
IV.FROS.CHE. | ML:1.6 | 0.0003575 | 0.16 | AML | other | m | 2023-02-09T00:04:51.42 |
IV.OSSC.HHE. | ML:1.6 | 0.000238714 | 0.2 | AML | other | m | 2023-02-09T00:04:52.77 |
IV.OSSC.HHN. | ML:1.3 | 0.0001290871 | 1.76 | AML | other | m | 2023-02-09T00:04:52.08 |
IV.FROS.CHN. | ML:1.6 | 0.00034190474999999996 | 0.36 | AML | other | m | 2023-02-09T00:04:53.27 |