A magnitude ML 1.7 earthquake occured in region: 1 km W Siena (SI), on
and geographic coordinates (lat, lon) 43.3180, 11.3170 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 | 1 | 53903 | 53903 |
Sovicille | SI | 8 | 10116 | 64019 |
Monteriggioni | SI | 12 | 9810 | 73829 |
Monteroni d'Arbia | SI | 13 | 9088 | 82917 |
Castelnuovo Berardenga | SI | 15 | 9097 | 92014 |
Castellina in Chianti | SI | 17 | 2859 | 94873 |
Murlo | SI | 18 | 2389 | 97262 |
Gaiole in Chianti | SI | 19 | 2758 | 100020 |
Radda in Chianti | SI | 19 | 1613 | 101633 |
Colle di Val d'Elsa | SI | 20 | 21620 | 123253 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2023-02-08 22:01:30 |
43.3182 | 11.3172 | 9 | 2024-03-01 17:18:15 |
Bollettino Sismico Italiano INGV | 120585271 |
Reviewed Rev100 |
ML 1.7 | 2023-02-08 22:01:30 |
43.3267 | 11.3097 | 10 | 2023-02-08 22:20:14 |
Sala Sismica INGV-Roma | 114273241 |
Field | Value |
---|---|
Time (UTC) | 2023-02-08 22:01:30 ± 0.12 |
Latitude | 43.3182 ± 0.0045 |
Longitude | 11.3172 ± 0.0111 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 120585271 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 775 |
Semi-minor axis of confidence ellipse (meter) | 468 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 286 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 780.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 97 |
Number of associated phases, regardless of their use for origin computation | 33 |
Number of defining phases | 33 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.38 |
Epicentral distance of station closest to the epicenter (degree) | 0.15648 |
Epicentral distance of station farthest from the epicenter (degree) | 0.70057 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 19 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 114273241 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-08 22:20:14 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 120585271 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-08-29 11:23:15 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CASP.HHE. | 2023-02-08T22:01:52.58 | 0.6 | undecidable | manual | S | 212 | 68.9754 | 50 | 0.29 | 45 |
IV.BOSL.HHE. | 2023-02-08T22:01:52.07 | 0.6 | undecidable | manual | S | 4 | 68.1762 | 50 | 0.01 | 47 |
IV.CRE.HHZ. | 2023-02-08T22:01:50.51 | 0.6 | undecidable | manual | S | 57 | 60.9945 | 50 | 0.35 | 45 |
IV.RUFI.EHZ. | 2023-02-08T22:01:49.40 | 0.3 | undecidable | manual | S | 15 | 59.6958 | 50 | -0.41 | 66 |
IV.CRMI.HNN. | 2023-02-08T22:01:49.28 | 0.6 | undecidable | manual | S | 333 | 59.496 | 50 | -0.47 | 44 |
TV.SF11.HHZ. | 2023-02-08T22:01:48.19 | 0.6 | undecidable | manual | S | 149 | 57.7977 | 50 | -1.12 | 33 |
IV.ARCI.HHZ. | 2023-02-08T22:01:47.92 | 0.6 | undecidable | manual | S | 166 | 53.3022 | 50 | -0.17 | 47 |
IV.CAFI.HHZ. | 2023-02-08T22:01:47.04 | 0.3 | undecidable | manual | S | 88 | 52.4031 | 50 | -0.81 | 58 |
IV.SFI.HNN. | 2023-02-08T22:01:45.15 | 0.3 | undecidable | manual | P | 33 | 77.7666 | 50 | 0.54 | 62 |
IV.TRIF.CHZ. | 2023-02-08T22:01:44.05 | 0.3 | undecidable | manual | S | 236 | 40.4262 | 50 | -0.6 | 65 |
IV.SACS.HHE. | 2023-02-08T22:01:44.07 | 0.6 | undecidable | manual | P | 137 | 70.7736 | 50 | 0.54 | 42 |
IV.CASP.HHE. | 2023-02-08T22:01:44.04 | 0.3 | undecidable | manual | P | 212 | 68.9754 | 50 | 0.78 | 57 |
IV.VMGN.HHN. | 2023-02-08T22:01:44.49 | 0.1 | undecidable | manual | P | 14 | 72.6717 | 50 | 0.67 | 79 |
IV.ATMC.EHE. | 2023-02-08T22:01:44.37 | 0.3 | undecidable | manual | P | 78 | 72.0723 | 50 | 0.64 | 60 |
IV.BOSL.HHE. | 2023-02-08T22:01:43.37 | 0.3 | undecidable | manual | P | 4 | 68.1762 | 50 | 0.24 | 68 |
IV.MCIV.CHE. | 2023-02-08T22:01:43.24 | 0.3 | undecidable | manual | P | 154 | 66.5778 | 50 | 0.36 | 66 |
IV.MALA1.EHN. | 2023-02-08T22:01:43.15 | 0.6 | undecidable | manual | S | 160 | 37.1295 | 50 | -0.64 | 43 |
IV.CRMI.HNN. | 2023-02-08T22:01:42.15 | 0.3 | undecidable | manual | P | 333 | 59.496 | 50 | 0.35 | 67 |
IV.MALA4.EHZ. | 2023-02-08T22:01:42.98 | 0.6 | undecidable | manual | S | 159 | 37.0296 | 50 | -0.77 | 41 |
IV.CRE.HHZ. | 2023-02-08T22:01:42.85 | 0.3 | undecidable | manual | P | 57 | 60.9945 | 50 | 0.82 | 57 |
IV.RUFI.EHZ. | 2023-02-08T22:01:41.99 | 0.3 | undecidable | manual | P | 15 | 59.6958 | 50 | 0.17 | 70 |
TV.SF11.HHZ. | 2023-02-08T22:01:41.64 | 0.3 | undecidable | manual | P | 149 | 57.7977 | 50 | 0.1 | 71 |
IV.ARCI.HHZ. | 2023-02-08T22:01:40.74 | 0.3 | undecidable | manual | P | 166 | 53.3022 | 50 | -0.09 | 72 |
IV.CAFI.HHZ. | 2023-02-08T22:01:40.71 | 0.3 | undecidable | manual | P | 88 | 52.4031 | 50 | 0.01 | 73 |
IV.OSSC.HHZ. | 2023-02-08T22:01:39.10 | 0.3 | undecidable | manual | S | 346 | 23.5542 | 111 | -0.55 | 68 |
IV.TRIF.CHZ. | 2023-02-08T22:01:38.96 | 0.3 | undecidable | manual | P | 236 | 40.4262 | 50 | 0.11 | 73 |
IV.MALA4.EHZ. | 2023-02-08T22:01:38.16 | 0.3 | undecidable | manual | P | 159 | 37.0296 | 50 | -0.17 | 73 |
IV.MALA1.EHN. | 2023-02-08T22:01:38.01 | 0.3 | undecidable | manual | P | 160 | 37.1295 | 50 | -0.35 | 70 |
IV.FROS.CHZ. | 2023-02-08T22:01:37.99 | 0.3 | undecidable | manual | S | 227 | 17.6712 | 117 | 0.18 | 75 |
IV.CSNT.HHZ. | 2023-02-08T22:01:37.11 | 0.3 | undecidable | manual | S | 353 | 17.3715 | 117 | -0.59 | 68 |
IV.FROS.CHZ. | 2023-02-08T22:01:35.22 | 0.3 | undecidable | manual | P | 227 | 17.6712 | 117 | 0.32 | 73 |
IV.OSSC.HHZ. | 2023-02-08T22:01:35.74 | 0.3 | undecidable | manual | P | 346 | 23.5542 | 111 | -0.23 | 74 |
IV.CSNT.HHZ. | 2023-02-08T22:01:34.64 | 0.1 | undecidable | manual | P | 353 | 17.3715 | 117 | -0.19 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.CHE. | ML:1.9 | 0.0006751902000000001 | 0.1664 | AML | other | m | 2023-02-08T22:01:38.17 |
IV.FROS.CHN. | ML:1.9 | 0.0007688939500000001 | 0.1792 | AML | other | m | 2023-02-08T22:01:38.60 |
IV.OSSC.HHE. | ML:1.9 | 0.000531 | 0.16 | AML | other | m | 2023-02-08T22:01:39.55 |
IV.OSSC.HHN. | ML:1.6 | 0.0002754078 | 0.2176 | AML | other | m | 2023-02-08T22:01:39.83 |
IV.TRIF.CHE. | ML:2.1 | 0.00046550000000000004 | 0.18 | AML | other | m | 2023-02-08T22:01:53.98 |
IV.TRIF.CHN. | ML:2.1 | 0.000393 | 0.16 | AML | other | m | 2023-02-08T22:01:54.37 |
IV.CAFI.HHN. | ML:1.4 | 0.000068388885 | 0.3328 | AML | other | m | 2023-02-08T22:01:56.63 |
IV.CAFI.HHE. | ML:1.4 | 0.00006044278 | 0.2944 | AML | other | m | 2023-02-08T22:01:58.82 |
IV.CAFI.HNN. | ML:1.6 | 0.00009571813 | 0.9376 | AML | other | m | 2023-02-08T22:01:59.08 |
IV.CAFI.HNE. | ML:1.4 | 0.000060359205 | 0.6784 | AML | other | m | 2023-02-08T22:02:00.31 |
IV.RUFI.EHN. | ML:1.6 | 0.00007990733999999999 | 0.8736 | AML | other | m | 2023-02-08T22:02:01.52 |
IV.CRE.HHN. | ML:1.9 | 0.00017549999999999998 | 0.56 | AML | other | m | 2023-02-08T22:02:02.05 |
IV.CRE.HHE. | ML:1.8 | 0.0001268599 | 1.3216 | AML | other | m | 2023-02-08T22:02:03.20 |
IV.RUFI.EHE. | ML:1.5 | 0.00007238955499999999 | 0.0736 | AML | other | m | 2023-02-08T22:02:03.79 |