A magnitude ML 1.7 earthquake occured in region: Costa Toscana settentrionale (Massa Carrara, Lucca, Pisa), on
and geographic coordinates (lat, lon) 43.7740, 10.1780 at 10 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 |
---|---|---|---|---|
Viareggio | LU | 12 | 62467 | 62467 |
Vecchiano | PI | 17 | 12189 | 74656 |
Massarosa | LU | 17 | 22471 | 97127 |
Pisa | PI | 19 | 89158 | 186285 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML 1.7 |
2006-08-21 00:13:11 |
43.774 | 10.178 | 10 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 587439 |
Field | Value |
---|---|
Time (UTC) | 2006-08-21 00:13:11 ± 0.28 |
Latitude | 43.7740 ± 0.0171 |
Longitude | 10.1780 ± 0.0299 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 587439 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2632 |
Semi-minor axis of confidence ellipse (meter) | 1579 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 60 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3061.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 164 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.9 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.21049 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 587439 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 11:14:42 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 587439 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 11:14:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BOB.HHE. | 2006-08-21T00:13:49.31 | 10.0 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.BOB.HHE. | 2006-08-21T00:13:34.90 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.SFI.EHN. | 2006-08-21T00:13:34.87 | 0.1 | undecidable | manual | Pg | 83 | 134.3655 | 0.73 | 73 | |
IV.PZZT.HHN. | 2006-08-21T00:13:31.91 | 0.1 | undecidable | manual | Sg | 54 | 67.4769 | -0.685 | 43 | |
IV.SEI.SHZ. | 2006-08-21T00:13:29.63 | 0.1 | undecidable | manual | Pg | 71 | 99.3228 | 0.882 | 74 | |
IV.ZCCA.BHN. | 2006-08-21T00:13:29.15 | 0.1 | undecidable | manual | Pg | 45 | 90.243 | 1.799 | 45 | |
IV.CSNT.SHZ. | 2006-08-21T00:13:28.38 | 0.1 | undecidable | manual | Pg | 110 | 95.3379 | 0.25 | 92 | |
IV.GRFL.SHZ. | 2006-08-21T00:13:28.95 | 0.1 | undecidable | manual | Pg | 137 | 94.6386 | 0.93 | 73 | |
IV.FNVD.HHZ. | 2006-08-21T00:13:27.22 | 0.1 | undecidable | manual | Pg | 60 | 87.246 | 0.345 | 92 | |
IV.GROG.HHZ. | 2006-08-21T00:13:26.09 | 0.1 | undecidable | manual | Sg | 211 | 44.8218 | -0.464 | 48 | |
IV.BDI.HHZ. | 2006-08-21T00:13:25.93 | 0.1 | undecidable | manual | Sg | 46 | 46.3203 | -1.017 | 39 | |
IV.ERBM.SHZ. | 2006-08-21T00:13:25.26 | 0.1 | positive | manual | Pg | 15 | 74.0703 | 0.414 | 93 | |
IV.GSCL.SHZ. | 2006-08-21T00:13:24.67 | 0.1 | positive | manual | Pg | 27 | 71.8725 | 0.16 | 98 | |
IV.PZZT.HHN. | 2006-08-21T00:13:23.62 | 0.1 | undecidable | manual | Pg | 54 | 67.4769 | -0.219 | 98 | |
IV.PII.SHZ. | 2006-08-21T00:13:20.72 | 0.1 | undecidable | manual | Sg | 102 | 28.4493 | -1.44 | 32 | |
IV.GROG.HHZ. | 2006-08-21T00:13:20.04 | 0.1 | undecidable | manual | Pg | 211 | 44.8218 | -0.311 | 100 | |
MN.VLC.HHZ. | 2006-08-21T00:13:19.97 | 0.1 | undecidable | manual | Pg | 21 | 45.9207 | -0.536 | 94 | |
IV.BDI.HHZ. | 2006-08-21T00:13:19.79 | 0.1 | positive | manual | Pg | 46 | 46.3203 | -0.788 | 85 | |
IV.PII.SHZ. | 2006-08-21T00:13:17.03 | 0.1 | negative | manual | Pg | 102 | 28.4493 | -0.784 | 88 |