A magnitude ML 1.1 earthquake occured in region: 3 km NW Certaldo (FI), on
and geographic coordinates (lat, lon) 43.5690, 11.0200 at 5 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 |
---|---|---|---|---|
Certaldo | FI | 3 | 16121 | 16121 |
Castelfiorentino | FI | 6 | 17504 | 33625 |
Gambassi Terme | FI | 6 | 4870 | 38495 |
Montaione | FI | 9 | 3700 | 42195 |
Montespertoli | FI | 10 | 13537 | 55732 |
San Gimignano | SI | 11 | 7820 | 63552 |
Tavarnelle Val di Pesa | FI | 12 | 7800 | 71352 |
Barberino Val d'Elsa | FI | 13 | 4386 | 75738 |
Poggibonsi | SI | 15 | 29196 | 104934 |
San Casciano in Val di Pesa | FI | 17 | 17062 | 121996 |
Empoli | FI | 18 | 48109 | 170105 |
Montelupo Fiorentino | FI | 18 | 14098 | 184203 |
Colle di Val d'Elsa | SI | 18 | 21620 | 205823 |
San Miniato | PI | 18 | 27934 | 233757 |
Capraia e Limite | FI | 20 | 7670 | 241427 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2024-02-07 21:22:42 |
43.5688 | 11.0195 | 5 | 2024-02-07 21:45:03 |
Sala Sismica INGV-Roma | 125106531 |
Field | Value |
---|---|
Time (UTC) | 2024-02-07 21:22:42 ± 0.11 |
Latitude | 43.5688 ± 0.0072 |
Longitude | 11.0195 ± 0.0099 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 125106531 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1050 |
Semi-minor axis of confidence ellipse (meter) | 480 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 43 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1050.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 112 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.16997 |
Epicentral distance of station farthest from the epicenter (degree) | 0.58096 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.1 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 125106531 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-02-07 21:45:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PII.HHZ. | 2024-02-07T21:22:57.35 | 0.6 | undecidable | manual | S | 293 | 43.2234 | 97 | -0.41 | 45 |
IV.BDI.HHZ. | 2024-02-07T21:22:55.20 | 0.1 | undecidable | manual | P | 328 | 64.491 | 50 | 0.39 | 87 |
IV.LOCA.HHZ. | 2024-02-07T21:22:54.41 | 0.6 | undecidable | manual | S | 146 | 35.0427 | 98 | -0.56 | 44 |
IV.TRIF.CHZ. | 2024-02-07T21:22:53.13 | 0.6 | undecidable | manual | P | 191 | 51.2154 | 50 | 0.36 | 45 |
IV.CRMI.HHZ. | 2024-02-07T21:22:51.31 | 0.6 | undecidable | manual | S | 353 | 25.3524 | 101 | -0.34 | 47 |
IV.PII.HHZ. | 2024-02-07T21:22:51.33 | 0.1 | undecidable | manual | P | 293 | 43.2234 | 97 | -0.06 | 97 |
IV.CSNT.HHZ. | 2024-02-07T21:22:51.04 | 0.6 | undecidable | manual | S | 116 | 24.2535 | 102 | -0.22 | 49 |
IV.LOCA.HHZ. | 2024-02-07T21:22:50.09 | 0.1 | undecidable | manual | P | 146 | 35.0427 | 98 | 0.32 | 94 |
IV.OSSC.HHZ. | 2024-02-07T21:22:49.90 | 0.6 | undecidable | manual | S | 105 | 18.87 | 105 | 0.44 | 47 |
IV.CSNT.HHZ. | 2024-02-07T21:22:47.31 | 0.1 | undecidable | manual | P | 116 | 24.2535 | 102 | -0.32 | 95 |
IV.CRMI.HHZ. | 2024-02-07T21:22:47.94 | 0.1 | undecidable | manual | P | 353 | 25.3524 | 101 | 0.08 | 100 |
IV.OSSC.HHZ. | 2024-02-07T21:22:46.49 | 0.6 | negative | manual | P | 105 | 18.87 | 105 | -0.1 | 50 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.OSSC.HHE. | ML:1.3 | 0.0001715 | 0.8 | AML | other | m | 2024-02-07T21:22:50.05 |
IV.OSSC.HHN. | ML:1.3 | 0.00016350000000000002 | 1.1 | AML | other | m | 2024-02-07T21:22:50.71 |
IV.CSNT.HHE. | ML:0.9 | 0.00005465 | 0.38 | AML | other | m | 2024-02-07T21:22:51.33 |
IV.CSNT.HHN. | ML:1.1 | 0.00007314999999999999 | 0.6 | AML | other | m | 2024-02-07T21:22:51.87 |
IV.CRMI.HHN. | ML:1.1 | 0.00007615 | 0.26 | AML | other | m | 2024-02-07T21:22:52.11 |
IV.CRMI.HHE. | ML:0.9 | 0.0000479 | 1.52 | AML | other | m | 2024-02-07T21:22:52.18 |
IV.BDI.HHN. | ML:1.2 | 0.000029449999999999998 | 0.42 | AML | other | m | 2024-02-07T21:23:06.05 |
IV.BDI.HHE. | ML:1.1 | 0.0000255 | 0.42 | AML | other | m | 2024-02-07T21:23:19.46 |
IV.PII.HHE. | ML:1.0 | 0.000037324685 | 0.2816 | AML | other | m | 2024-02-07T21:22:57.79 |
IV.PII.HHN. | ML:1.2 | 0.000048069845 | 0.768 | AML | other | m | 2024-02-07T21:22:58.50 |