A magnitude ML 1.6 earthquake occured in region: 2 km W Murlo (SI), on
and geographic coordinates (lat, lon) 43.1720, 11.3630 at 2 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 |
---|---|---|---|---|
Murlo | SI | 2 | 2389 | 2389 |
Monteroni d'Arbia | SI | 8 | 9088 | 11477 |
Buonconvento | SI | 10 | 3173 | 14650 |
Monticiano | SI | 15 | 1571 | 16221 |
Montalcino | SI | 16 | 5093 | 21314 |
Sovicille | SI | 16 | 10116 | 31430 |
Siena | SI | 17 | 53903 | 85333 |
Asciano | SI | 18 | 7118 | 92451 |
San Giovanni d'Asso | SI | 19 | 853 | 93304 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML 1.6 |
2007-04-06 18:15:10 |
43.172 | 11.363 | 2 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 622979 |
Field | Value |
---|---|
Time (UTC) | 2007-04-06 18:15:10 ± 0.14 |
Latitude | 43.1720 ± 0.0072 |
Longitude | 11.3630 ± 0.0136 |
Depth (km) | 2 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 622979 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1105 |
Semi-minor axis of confidence ellipse (meter) | 789 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 99 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1360.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 85 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.81119 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 622979 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 11:52:09 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 622979 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 11:52:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MURB.HHZ. | 2007-04-06T18:15:30.99 | 10.0 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.MURB.HHZ. | 2007-04-06T18:15:28.44 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.SFI.SHZ. | 2007-04-06T18:15:27.16 | 0.1 | undecidable | manual | Pg | 25 | 90.0432 | 0.206 | 87 | |
IV.MAON.HHZ. | 2007-04-06T18:15:25.75 | 0.1 | undecidable | manual | Pg | 193 | 84.6486 | -0.365 | 85 | |
IV.BADI.EHZ. | 2007-04-06T18:15:25.45 | 0.1 | undecidable | manual | Pg | 62 | 80.364 | 0.007 | 92 | |
IV.LATE.HHN. | 2007-04-06T18:15:25.32 | 0.1 | undecidable | manual | Pg | 150 | 71.5728 | 1.225 | 62 | |
IV.CRE.SHZ. | 2007-04-06T18:15:23.39 | 0.1 | undecidable | manual | Pg | 44 | 68.5758 | -0.245 | 90 | |
IV.ARCI.HHZ. | 2007-04-06T18:15:23.33 | 0.1 | undecidable | manual | Sg | 166 | 36.6411 | 0.096 | 49 | |
IV.CSNT.BHZ. | 2007-04-06T18:15:22.14 | 0.1 | undecidable | manual | Sg | 350 | 33.9438 | -0.125 | 49 | |
IV.GRFL.SHZ. | 2007-04-06T18:15:21.05 | 0.1 | undecidable | manual | Sg | 265 | 31.5462 | -0.393 | 47 | |
IV.SACS.HHN. | 2007-04-06T18:15:21.48 | 0.1 | undecidable | manual | Pg | 129 | 56.9985 | -0.375 | 89 | |
IV.CSNT.BHZ. | 2007-04-06T18:15:17.33 | 0.1 | undecidable | manual | Pg | 350 | 33.9438 | 0.042 | 100 | |
IV.ARCI.HHZ. | 2007-04-06T18:15:17.57 | 0.1 | undecidable | manual | Pg | 166 | 36.6411 | -0.274 | 95 | |
IV.GRFL.SHZ. | 2007-04-06T18:15:17.21 | 0.1 | undecidable | manual | Pg | 265 | 31.5462 | 0.401 | 93 |