A magnitude ML 1.0 earthquake occured in region: 4 km S Impruneta (FI), on
and geographic coordinates (lat, lon) 43.6540, 11.2540 at 10 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 |
---|---|---|---|---|
Impruneta | FI | 4 | 14615 | 14615 |
San Casciano in Val di Pesa | FI | 6 | 17062 | 31677 |
Greve in Chianti | FI | 9 | 13862 | 45539 |
Tavarnelle Val di Pesa | FI | 12 | 7800 | 53339 |
Bagno a Ripoli | FI | 12 | 25611 | 78950 |
Firenze | FI | 13 | 382808 | 461758 |
Scandicci | FI | 13 | 50609 | 512367 |
Barberino Val d'Elsa | FI | 14 | 4386 | 516753 |
Montespertoli | FI | 14 | 13537 | 530290 |
Figline e Incisa Valdarno | FI | 16 | 23505 | 553795 |
Fiesole | FI | 17 | 13969 | 567764 |
Lastra a Signa | FI | 18 | 20156 | 587920 |
Rignano sull'Arno | FI | 18 | 8651 | 596571 |
Signa | FI | 19 | 19179 | 615750 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2022-05-09 12:11:09 |
43.6542 | 11.2543 | 10 | 2022-05-09 12:28:32 |
Sala Sismica INGV-Roma | 104399511 |
Field | Value |
---|---|
Time (UTC) | 2022-05-09 12:11:09 ± 0.07 |
Latitude | 43.6542 ± 0.0045 |
Longitude | 11.2543 ± 0.0062 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 104399511 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 536 |
Semi-minor axis of confidence ellipse (meter) | 520 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 97 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 540.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 90 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.02338 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28958 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 104399511 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-09 12:28:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BOSL.HHZ. | 2022-05-09T12:11:21.25 | 0.3 | undecidable | manual | S | 17 | 32.1456 | 50 | 0.03 | 71 |
IV.RUFI.EHZ. | 2022-05-09T12:11:20.33 | 0.3 | undecidable | manual | S | 45 | 28.8489 | 50 | -0.01 | 72 |
IV.CRMI.HHZ. | 2022-05-09T12:11:19.37 | 0.3 | undecidable | manual | S | 306 | 27.0507 | 50 | -0.48 | 66 |
IV.CSNT.HHZ. | 2022-05-09T12:11:17.54 | 0.1 | undecidable | manual | S | 172 | 20.2686 | 116 | -0.27 | 93 |
IV.BOSL.HHZ. | 2022-05-09T12:11:16.67 | 0.1 | undecidable | manual | P | 17 | 32.1456 | 50 | 0.22 | 92 |
IV.OSSC.HHZ. | 2022-05-09T12:11:16.16 | 0.3 | undecidable | manual | S | 183 | 14.4744 | 125 | 0.08 | 73 |
IV.RUFI.EHZ. | 2022-05-09T12:11:16.17 | 0.1 | undecidable | manual | P | 45 | 28.8489 | 50 | 0.22 | 92 |
ZH.T1646.HNZ. | 2022-05-09T12:11:15.65 | 0.1 | undecidable | manual | S | 273 | 11.6772 | 131 | 0.34 | 93 |
IV.CRMI.HHZ. | 2022-05-09T12:11:15.47 | 0.1 | undecidable | manual | P | 306 | 27.0507 | 50 | -0.2 | 93 |
ZH.T1647.HNZ. | 2022-05-09T12:11:14.25 | 0.1 | undecidable | manual | S | 139 | 6.993 | 145 | 0.05 | 99 |
IV.CSNT.HHZ. | 2022-05-09T12:11:14.42 | 0.1 | undecidable | manual | P | 172 | 20.2686 | 116 | -0.07 | 97 |
IV.OSSC.HHZ. | 2022-05-09T12:11:13.69 | 0.1 | undecidable | manual | P | 183 | 14.4744 | 125 | 0.2 | 95 |
ZH.T1648.HNZ. | 2022-05-09T12:11:13.13 | 0.1 | undecidable | manual | S | 61 | 2.5974 | 166 | -0.43 | 92 |
ZH.T1646.HNZ. | 2022-05-09T12:11:13.14 | 0.3 | undecidable | manual | P | 273 | 11.6772 | 131 | 0.09 | 73 |
ZH.T1647.HNZ. | 2022-05-09T12:11:12.54 | 0.1 | undecidable | manual | P | 139 | 6.993 | 145 | 0.13 | 97 |
ZH.T1648.HNZ. | 2022-05-09T12:11:11.99 | 0.1 | undecidable | manual | P | 61 | 2.5974 | 166 | -0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.OSSC.HHE. | ML:1.2 | 0.0001645 | 0.98 | AML | other | m | 2022-05-09T12:11:16.31 |
IV.OSSC.HHN. | ML:1.1 | 0.00013450000000000002 | 0.38 | AML | other | m | 2022-05-09T12:11:18.68 |
IV.CSNT.HHN. | ML:1.1 | 0.00008595 | 1.44 | AML | other | m | 2022-05-09T12:11:18.83 |
IV.CRMI.HHN. | ML:1.1 | 0.00006415 | 0.6 | AML | other | m | 2022-05-09T12:11:20.06 |
IV.CSNT.HHE. | ML:1.1 | 0.00009155 | 0.7 | AML | other | m | 2022-05-09T12:11:20.49 |
IV.CRMI.HHE. | ML:0.7 | 0.0000309 | 1.58 | AML | other | m | 2022-05-09T12:11:21.02 |
IV.BOSL.HHE. | ML:1.1 | 0.00005565 | 0.24 | AML | other | m | 2022-05-09T12:11:21.57 |
IV.BOSL.HHN. | ML:0.9 | 0.0000349 | 0.44 | AML | other | m | 2022-05-09T12:11:21.58 |