A magnitude Md 2.3 earthquake occured in region: 3 km E Scandicci (FI), on
and geographic coordinates (lat, lon) 43.7550, 11.2190 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 |
---|---|---|---|---|
Scandicci | FI | 3 | 50609 | 50609 |
Firenze | FI | 4 | 382808 | 433417 |
Bagno a Ripoli | FI | 8 | 25611 | 459028 |
Impruneta | FI | 8 | 14615 | 473643 |
Fiesole | FI | 8 | 13969 | 487612 |
Sesto Fiorentino | FI | 9 | 48958 | 536570 |
Lastra a Signa | FI | 9 | 20156 | 556726 |
Campi Bisenzio | FI | 10 | 46166 | 602892 |
Signa | FI | 10 | 19179 | 622071 |
San Casciano in Val di Pesa | FI | 11 | 17062 | 639133 |
Calenzano | FI | 13 | 17489 | 656622 |
Poggio a Caiano | PO | 15 | 10007 | 666629 |
Montelupo Fiorentino | FI | 16 | 14098 | 680727 |
Montespertoli | FI | 17 | 13537 | 694264 |
Prato | PO | 17 | 191150 | 885414 |
Carmignano | PO | 17 | 14450 | 899864 |
Vaglia | FI | 18 | 5073 | 904937 |
Pontassieve | FI | 18 | 20603 | 925540 |
Rignano sull'Arno | FI | 19 | 8651 | 934191 |
Capraia e Limite | FI | 19 | 7670 | 941861 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
M 2.8 |
1987-09-30 02:40:08 |
43.755 | 11.219 | 8 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 56239 |
Field | Value |
---|---|
Time (UTC) | 1987-09-30 02:40:08 ± 0.171 |
Latitude | 43.7550 ± 0.0247 |
Longitude | 11.2190 ± 0.0101 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 56239 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2865.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 162 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00024 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00486 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 5 |
Type of magnitude | Md |
Reference to an origin | 56239 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:54:02 |
Field | Value |
---|---|
Value | 2.8 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 56239 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 09:49:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.BDI.Z. | 1987-09-30T02:40:28.61 | 10.0 | undecidable | manual | SG | 304 | 0.5439 | 0.65 | 0.1 | |
--.CRE.Z. | 1987-09-30T02:40:28.66 | 10.0 | undecidable | manual | SG | 104 | 0.5439 | 0.61 | 0.2 | |
--.PII.Z. | 1987-09-30T02:40:26.50 | 10.0 | undecidable | manual | SG | 266 | 0.4995 | -0.18 | 0.6 | |
--.SS9.Z. | 1987-09-30T02:40:25.64 | 10.0 | undecidable | manual | SG | 69 | 0.4773 | -0.47 | 0.3 | |
--.PGD.Z. | 1987-09-30T02:40:23.10 | 10.0 | undecidable | manual | SG | 71 | 0.3774 | 0.33 | 0.5 | |
--.CRE.Z. | 1987-09-30T02:40:20.00 | 10.0 | undecidable | manual | PG | 104 | 0.5439 | 0.33 | 1.1 | |
--.BDI.Z. | 1987-09-30T02:40:19.86 | 10.0 | undecidable | manual | PG | 304 | 0.5439 | 0.24 | 1.3 | |
--.PII.Z. | 1987-09-30T02:40:18.50 | 10.0 | undecidable | manual | PG | 266 | 0.4995 | -0.38 | 1 | |
--.SS9.Z. | 1987-09-30T02:40:17.93 | 10.0 | undecidable | manual | PG | 69 | 0.4773 | -0.62 | 0.4 | |
--.PGD.Z. | 1987-09-30T02:40:16.54 | 10.0 | undecidable | manual | PG | 71 | 0.3774 | -0.08 | 1.8 | |
--.FIR.Z. | 1987-09-30T02:40:10.00 | 10.0 | negative | manual | PG | 54 | 0.0222 | 0.05 | 3.7 |