A magnitude ML 0.8 earthquake occured in region: 3 km NE Certaldo (FI), on
and geographic coordinates (lat, lon) 43.5700, 11.0580 at 11 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 | 8 | 17504 | 33625 |
Montespertoli | FI | 8 | 13537 | 47162 |
Gambassi Terme | FI | 9 | 4870 | 52032 |
Tavarnelle Val di Pesa | FI | 9 | 7800 | 59832 |
Barberino Val d'Elsa | FI | 10 | 4386 | 64218 |
San Gimignano | SI | 11 | 7820 | 72038 |
Montaione | FI | 12 | 3700 | 75738 |
Poggibonsi | SI | 14 | 29196 | 104934 |
San Casciano in Val di Pesa | FI | 14 | 17062 | 121996 |
Colle di Val d'Elsa | SI | 17 | 21620 | 143616 |
Montelupo Fiorentino | FI | 18 | 14098 | 157714 |
Empoli | FI | 19 | 48109 | 205823 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2024-04-03 00:01:01 |
43.5705 | 11.0578 | 11 | 2024-04-03 02:05:55 |
Sala Sismica INGV-Roma | 126426351 |
Field | Value |
---|---|
Time (UTC) | 2024-04-03 00:01:01 ± 0.09 |
Latitude | 43.5705 ± 0.0036 |
Longitude | 11.0578 ± 0.0062 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 126426351 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 500 |
Semi-minor axis of confidence ellipse (meter) | 119 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 75 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 500.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 98 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 20 |
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) | 0.14389 |
Epicentral distance of station farthest from the epicenter (degree) | 0.53330 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 126426351 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-03 02:05:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.MAIM.HHZ. | 2024-04-03T00:01:19.63 | 0.1 | undecidable | manual | S | 310 | 59.1963 | 50 | -0.19 | 90 |
IV.TRIF.CHZ. | 2024-04-03T00:01:17.72 | 0.3 | undecidable | manual | S | 194 | 52.1034 | 50 | -0.2 | 69 |
IV.BOSL.HHE. | 2024-04-03T00:01:16.29 | 0.1 | undecidable | manual | S | 32 | 47.3193 | 50 | -0.37 | 87 |
IV.MPPT.EHZ. | 2024-04-03T00:01:15.66 | 0.1 | undecidable | manual | S | 3 | 43.0236 | 50 | 0.16 | 94 |
IV.PII.HHZ. | 2024-04-03T00:01:15.80 | 0.3 | undecidable | manual | S | 292 | 45.9207 | 50 | -0.49 | 65 |
IV.FROS.CHE. | 2024-04-03T00:01:14.57 | 0.1 | undecidable | manual | S | 169 | 40.8258 | 50 | -0.34 | 91 |
IV.LOCA.HNZ. | 2024-04-03T00:01:12.73 | 0.1 | undecidable | manual | S | 151 | 33.6441 | 50 | -0.26 | 93 |
GU.MAIM.HHZ. | 2024-04-03T00:01:12.44 | 0.1 | undecidable | manual | P | 310 | 59.1963 | 50 | 0.34 | 87 |
IV.TRIF.CHZ. | 2024-04-03T00:01:11.36 | 0.1 | undecidable | manual | P | 194 | 52.1034 | 50 | 0.35 | 87 |
IV.PII.HHZ. | 2024-04-03T00:01:10.35 | 0.6 | negative | manual | P | 292 | 45.9207 | 50 | 0.29 | 45 |
IV.MPPT.EHZ. | 2024-04-03T00:01:10.05 | 0.1 | undecidable | manual | P | 3 | 43.0236 | 50 | 0.44 | 88 |
IV.CRMI.HHZ. | 2024-04-03T00:01:10.42 | 0.1 | undecidable | manual | S | 346 | 25.752 | 50 | -0.47 | 89 |
IV.BOSL.HHE. | 2024-04-03T00:01:10.74 | 0.1 | undecidable | manual | P | 32 | 47.3193 | 50 | 0.46 | 87 |
IV.CSNT.HHZ. | 2024-04-03T00:01:09.54 | 0.1 | undecidable | manual | S | 120 | 21.5673 | 50 | -0.24 | 95 |
IV.FROS.CHE. | 2024-04-03T00:01:09.53 | 0.1 | undecidable | manual | P | 169 | 40.8258 | 50 | 0.26 | 91 |
IV.OSSC.HHZ. | 2024-04-03T00:01:08.26 | 0.1 | undecidable | manual | S | 109 | 15.9729 | 50 | -0.02 | 100 |
IV.LOCA.HNZ. | 2024-04-03T00:01:08.37 | 0.3 | undecidable | manual | P | 151 | 33.6441 | 50 | 0.21 | 70 |
IV.CSNT.HHZ. | 2024-04-03T00:01:06.20 | 0.6 | positive | manual | P | 120 | 21.5673 | 50 | -0.1 | 49 |
IV.CRMI.HHZ. | 2024-04-03T00:01:06.92 | 1.0 | positive | manual | P | 346 | 25.752 | 50 | -0.03 | 25 |
IV.OSSC.HHZ. | 2024-04-03T00:01:05.49 | 0.3 | undecidable | manual | P | 109 | 15.9729 | 50 | 0.05 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.OSSC.HHE. | ML:0.9 | 0.00007173552 | 0.16 | AML | other | m | 2024-04-03T00:01:08.33 |
IV.OSSC.HHN. | ML:1.0 | 0.00008094999999999999 | 0.14 | AML | other | m | 2024-04-03T00:01:08.87 |
IV.CRMI.HHE. | ML:0.6 | 0.0000252818185 | 0.24 | AML | other | m | 2024-04-03T00:01:11.26 |
IV.CRMI.HHN. | ML:0.8 | 0.000039301415 | 0.28 | AML | other | m | 2024-04-03T00:01:10.55 |
IV.CSNT.HHE. | ML:0.6 | 0.000024357955 | 0.24 | AML | other | m | 2024-04-03T00:01:11.36 |
IV.CSNT.HHN. | ML:0.6 | 0.00003210133 | 0.28 | AML | other | m | 2024-04-03T00:01:12.05 |
IV.CRMI.HNE. | ML:1.3 | 0.00010682586500000001 | 0.65 | AML | other | m | 2024-04-03T00:01:10.23 |