A magnitude ML 1.5 earthquake occured in region: 6 km NE Castellina in Chianti (SI), on
and geographic coordinates (lat, lon) 43.5200, 11.3120 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 |
---|---|---|---|---|
Castellina in Chianti | SI | 6 | 2859 | 2859 |
Radda in Chianti | SI | 6 | 1613 | 4472 |
Greve in Chianti | FI | 7 | 13862 | 18334 |
Gaiole in Chianti | SI | 11 | 2758 | 21092 |
Barberino Val d'Elsa | FI | 12 | 4386 | 25478 |
Tavarnelle Val di Pesa | FI | 12 | 7800 | 33278 |
Cavriglia | AR | 14 | 9614 | 42892 |
Poggibonsi | SI | 15 | 29196 | 72088 |
Monteriggioni | SI | 16 | 9810 | 81898 |
San Giovanni Valdarno | AR | 18 | 17018 | 98916 |
San Casciano in Val di Pesa | FI | 18 | 17062 | 115978 |
Colle di Val d'Elsa | SI | 19 | 21620 | 137598 |
Impruneta | FI | 19 | 14615 | 152213 |
Figline e Incisa Valdarno | FI | 20 | 23505 | 175718 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML 1.5 |
2012-03-31 09:56:18 |
43.52 | 11.312 | 8 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 1354839 |
Field | Value |
---|---|
Time (UTC) | 2012-03-31 09:56:18 ± 0.12 |
Latitude | 43.5200 ± 0.0063 |
Longitude | 11.3120 ± 0.0112 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 1354839 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 874 |
Semi-minor axis of confidence ellipse (meter) | 572 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 126 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1140.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 101 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.43 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.83097 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 1354839 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-06 03:03:27 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 1354839 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-06 03:03:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CAGR.HHZ. | 2012-03-31T09:57:04.32 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.CPGN.EHE. | 2012-03-31T09:56:48.04 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.MGR.HHE. | 2012-03-31T09:56:43.81 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.CET2.HHE. | 2012-03-31T09:56:39.27 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.SEI.SHE. | 2012-03-31T09:56:38.33 | 0.6 | undecidable | manual | Sg | 4 | 59.3961 | 0.55 | 40 | |
IV.PTF.SHE. | 2012-03-31T09:56:36.11 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.TRIF.HHE. | 2012-03-31T09:56:36.88 | 0.6 | undecidable | manual | Sg | 217 | 55.7997 | 0.073 | 45 | |
IV.BDI.HHE. | 2012-03-31T09:56:35.74 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.ATPC.HHN. | 2012-03-31T09:56:35.25 | 0.6 | undecidable | manual | Pg | 92 | 92.241 | 0.427 | 39 | |
IV.ASQU.HHZ. | 2012-03-31T09:56:34.39 | 0.6 | undecidable | manual | Sg | 51 | 49.1175 | -0.629 | 40 | |
IV.ATVO.HHE. | 2012-03-31T09:56:34.82 | 0.6 | undecidable | manual | Pg | 99 | 89.4438 | 0.424 | 39 | |
IV.PARC.HHN. | 2012-03-31T09:56:32.71 | 0.6 | undecidable | manual | Pg | 79 | 75.7686 | 0.418 | 41 | |
IV.ARCI.HHN. | 2012-03-31T09:56:32.96 | 0.3 | undecidable | manual | Pg | 170 | 75.2691 | 0.752 | 54 | |
IV.CRMI.HHN. | 2012-03-31T09:56:32.76 | 0.6 | undecidable | manual | Sg | 318 | 40.626 | -0.013 | 47 | |
IV.ATMC.EHE. | 2012-03-31T09:56:31.88 | 0.3 | undecidable | manual | Pg | 96 | 71.2731 | 0.274 | 63 | |
IV.FROS.HHZ. | 2012-03-31T09:56:31.14 | 0.6 | undecidable | manual | Sg | 200 | 36.6411 | -0.551 | 42 | |
IV.SEI.SHE. | 2012-03-31T09:56:29.97 | 0.3 | undecidable | manual | Pg | 4 | 59.3961 | 0.198 | 66 | |
IV.TRIF.HHE. | 2012-03-31T09:56:29.22 | 0.3 | undecidable | manual | Pg | 217 | 55.7997 | 0.009 | 69 | |
IV.SFI.EHE. | 2012-03-31T09:56:29.61 | 0.3 | undecidable | manual | Pg | 45 | 60.495 | -0.33 | 64 | |
IV.CAFI.HHN. | 2012-03-31T09:56:28.95 | 0.3 | undecidable | manual | Pg | 112 | 56.7987 | -0.412 | 63 | |
IV.ASQU.HHZ. | 2012-03-31T09:56:27.68 | 0.3 | undecidable | manual | Pg | 51 | 49.1175 | -0.498 | 63 | |
IV.CRMI.HHN. | 2012-03-31T09:56:26.81 | 0.3 | undecidable | manual | Pg | 318 | 40.626 | -0.074 | 70 | |
IV.FROS.HHZ. | 2012-03-31T09:56:26.12 | 0.3 | undecidable | manual | Pg | 200 | 36.6411 | -0.136 | 69 | |
IV.CSNT.HHZ. | 2012-03-31T09:56:22.17 | 0.3 | undecidable | manual | Sg | 199 | 5.4945 | -0.093 | 74 | |
IV.CSNT.HHZ. | 2012-03-31T09:56:20.84 | 0.1 | positive | manual | Pg | 199 | 5.4945 | 0.026 | 100 | |
IV.VMG.SHZ. | 2012-03-31T09:56:08.81 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |