A magnitude ML 0.9 earthquake occured in region: 3 km S Impruneta (FI), on
and geographic coordinates (lat, lon) 43.6640, 11.2550 at 8 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 | 3 | 14615 | 14615 |
San Casciano in Val di Pesa | FI | 6 | 17062 | 31677 |
Greve in Chianti | FI | 10 | 13862 | 45539 |
Bagno a Ripoli | FI | 11 | 25611 | 71150 |
Firenze | FI | 12 | 382808 | 453958 |
Scandicci | FI | 12 | 50609 | 504567 |
Tavarnelle Val di Pesa | FI | 13 | 7800 | 512367 |
Montespertoli | FI | 15 | 13537 | 525904 |
Barberino Val d'Elsa | FI | 15 | 4386 | 530290 |
Figline e Incisa Valdarno | FI | 16 | 23505 | 553795 |
Fiesole | FI | 16 | 13969 | 567764 |
Lastra a Signa | FI | 17 | 20156 | 587920 |
Rignano sull'Arno | FI | 17 | 8651 | 596571 |
Signa | FI | 18 | 19179 | 615750 |
Sesto Fiorentino | FI | 19 | 48958 | 664708 |
Pontassieve | FI | 20 | 20603 | 685311 |
Campi Bisenzio | FI | 20 | 46166 | 731477 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2022-05-12 05:14:15 |
43.6635 | 11.2552 | 8 | 2022-05-12 05:23:03 |
Sala Sismica INGV-Roma | 104517421 |
Field | Value |
---|---|
Time (UTC) | 2022-05-12 05:14:15 ± 0.05 |
Latitude | 43.6635 ± 0.0027 |
Longitude | 11.2552 ± 0.0037 |
Depth (km) | 8 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 104517421 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 300 |
Semi-minor axis of confidence ellipse (meter) | 175 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 265 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 300.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 85 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 23 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.01979 |
Epicentral distance of station farthest from the epicenter (degree) | 0.53060 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 104517421 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-12 05:23:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MPPT.EHZ. | 2022-05-12T05:14:27.37 | 0.6 | undecidable | manual | S | 338 | 35.2425 | 50 | -0.43 | 44 |
IV.BOSL.HHZ. | 2022-05-12T05:14:26.36 | 0.3 | undecidable | manual | S | 18 | 31.1466 | 105 | -0.18 | 70 |
IV.PII.HHZ. | 2022-05-12T05:14:26.41 | 0.3 | undecidable | manual | P | 277 | 58.8966 | 50 | 0.22 | 66 |
IV.CRE.HHZ. | 2022-05-12T05:14:25.93 | 0.3 | undecidable | manual | P | 95 | 56.0994 | 50 | 0.17 | 67 |
IV.RUFI.EHZ. | 2022-05-12T05:14:25.42 | 0.3 | undecidable | manual | S | 46 | 28.1496 | 106 | -0.09 | 71 |
IV.ASQU.HHZ. | 2022-05-12T05:14:24.13 | 0.3 | undecidable | manual | P | 71 | 45.3213 | 50 | 0.04 | 70 |
IV.CRMI.HHZ. | 2022-05-12T05:14:24.93 | 0.3 | undecidable | manual | S | 304 | 26.5512 | 107 | -0.06 | 72 |
IV.SEI.HHE. | 2022-05-12T05:14:24.24 | 0.3 | undecidable | manual | P | 11 | 44.1225 | 50 | 0.32 | 66 |
IV.MOCL.EHZ. | 2022-05-12T05:14:23.14 | 0.6 | undecidable | manual | P | 351 | 38.3283 | 50 | 0.12 | 46 |
IV.CSNT.HHZ. | 2022-05-12T05:14:23.13 | 0.3 | undecidable | manual | S | 172 | 21.2676 | 111 | -0.15 | 71 |
IV.MPPT.EHZ. | 2022-05-12T05:14:22.37 | 0.3 | undecidable | manual | P | 338 | 35.2425 | 50 | -0.17 | 69 |
IV.OSSC.HHZ. | 2022-05-12T05:14:21.44 | 0.3 | undecidable | manual | S | 183 | 15.5733 | 118 | -0.02 | 74 |
IV.RUFI.EHZ. | 2022-05-12T05:14:21.35 | 0.1 | undecidable | manual | P | 46 | 28.1496 | 106 | 0.13 | 94 |
IV.BOSL.HHZ. | 2022-05-12T05:14:21.83 | 0.1 | undecidable | manual | P | 18 | 31.1466 | 105 | 0.03 | 96 |
IV.CRMI.HHZ. | 2022-05-12T05:14:20.71 | 0.1 | undecidable | manual | P | 304 | 26.5512 | 107 | -0.2 | 93 |
ZH.T1646.EHZ. | 2022-05-12T05:14:20.52 | 0.3 | undecidable | manual | S | 268 | 11.7771 | 125 | 0.17 | 72 |
IV.CSNT.HHZ. | 2022-05-12T05:14:19.61 | 0.1 | undecidable | manual | P | 172 | 21.2676 | 111 | -0.31 | 92 |
ZH.T1647.HNZ. | 2022-05-12T05:14:19.41 | 0.3 | undecidable | manual | S | 144 | 7.7811 | 137 | 0.12 | 73 |
ZH.T1646.EHZ. | 2022-05-12T05:14:18.45 | 0.1 | undecidable | manual | P | 268 | 11.7771 | 125 | 0.22 | 95 |
ZH.T1648.HNZ. | 2022-05-12T05:14:18.28 | 0.3 | undecidable | manual | S | 84 | 2.1978 | 165 | -0.05 | 75 |
IV.OSSC.HHZ. | 2022-05-12T05:14:18.76 | 0.1 | undecidable | manual | P | 183 | 15.5733 | 118 | -0.11 | 97 |
ZH.T1647.HNZ. | 2022-05-12T05:14:17.71 | 0.1 | undecidable | manual | P | 144 | 7.7811 | 137 | 0.09 | 99 |
ZH.T1648.HNZ. | 2022-05-12T05:14:17.13 | 0.1 | undecidable | manual | P | 84 | 2.1978 | 165 | 0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.OSSC.HHN. | ML:1.0 | 0.00011169999999999999 | 0.64 | AML | other | m | 2022-05-12T05:14:21.58 |
IV.OSSC.HHE. | ML:1.1 | 0.00011835 | 0.96 | AML | other | m | 2022-05-12T05:14:22.51 |
IV.CSNT.HHN. | ML:1.0 | 0.00007939999999999999 | 1.18 | AML | other | m | 2022-05-12T05:14:24.68 |
IV.CRMI.HHE. | ML:0.8 | 0.0000334 | 0.4 | AML | other | m | 2022-05-12T05:14:25.48 |
IV.CSNT.HHE. | ML:1.1 | 0.0000915 | 0.5 | AML | other | m | 2022-05-12T05:14:25.27 |
IV.RUFI.EHN. | ML:0.9 | 0.00003925 | 0.56 | AML | other | m | 2022-05-12T05:14:25.79 |
IV.RUFI.EHE. | ML:1.0 | 0.0000496 | 1.46 | AML | other | m | 2022-05-12T05:14:26.79 |
IV.CRMI.HHN. | ML:1.0 | 0.0000482 | 0.74 | AML | other | m | 2022-05-12T05:14:26.15 |
IV.BOSL.HHE. | ML:0.5 | 0.0000157 | 0.2 | AML | other | m | 2022-05-12T05:14:27.19 |
IV.BOSL.HHN. | ML:0.5 | 0.00001455 | 0.8 | AML | other | m | 2022-05-12T05:14:27.52 |