A magnitude ML 0.9 earthquake occured in region: 3 km S Impruneta (FI), on
and geographic coordinates (lat, lon) 43.6620, 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 | 17 | 13969 | 567764 |
Lastra a Signa | FI | 17 | 20156 | 587920 |
Rignano sull'Arno | FI | 17 | 8651 | 596571 |
Signa | FI | 18 | 19179 | 615750 |
Sesto Fiorentino | FI | 20 | 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 | 2022-05-09 18:14:33 |
43.6623 | 11.255 | 8 | 2022-05-09 19:01:41 |
Sala Sismica INGV-Roma | 104413231 |
Field | Value |
---|---|
Time (UTC) | 2022-05-09 18:14:33 ± 0.07 |
Latitude | 43.6623 ± 0.0036 |
Longitude | 11.2550 ± 0.0050 |
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 | 104413231 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 421 |
Semi-minor axis of confidence ellipse (meter) | 320 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 257 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
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 | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39840 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 104413231 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-09 19:01:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATFO.HHZ. | 2022-05-09T18:14:53.98 | 3.0 | undecidable | manual | P | 0.16 | 0 | |||
IV.SEI.HHZ. | 2022-05-09T18:14:48.84 | 0.1 | undecidable | manual | S | 11 | 44.2224 | 50 | 0.4 | 86 |
IV.MPPT.EHZ. | 2022-05-09T18:14:46.22 | 0.1 | undecidable | manual | S | 338 | 35.3424 | 50 | 0.16 | 92 |
IV.MOCL.EHZ. | 2022-05-09T18:14:46.75 | 0.1 | undecidable | manual | S | 351 | 38.4282 | 50 | -0.15 | 91 |
IV.BOSL.HHZ. | 2022-05-09T18:14:44.80 | 0.1 | undecidable | manual | S | 18 | 31.2465 | 105 | -0.04 | 95 |
IV.CRMI.HHZ. | 2022-05-09T18:14:43.11 | 0.1 | undecidable | manual | S | 304 | 26.5512 | 108 | -0.15 | 93 |
IV.RUFI.EHZ. | 2022-05-09T18:14:43.58 | 0.1 | undecidable | manual | S | 46 | 28.2495 | 107 | -0.22 | 92 |
IV.SEI.HHZ. | 2022-05-09T18:14:42.46 | 0.1 | undecidable | manual | P | 11 | 44.2224 | 50 | 0.29 | 88 |
IV.CSNT.HHZ. | 2022-05-09T18:14:41.45 | 0.1 | undecidable | manual | S | 172 | 21.1677 | 112 | -0.04 | 96 |
IV.BOSL.HHZ. | 2022-05-09T18:14:40.10 | 0.1 | undecidable | manual | P | 18 | 31.2465 | 105 | 0.02 | 95 |
IV.MPPT.EHZ. | 2022-05-09T18:14:40.49 | 0.1 | undecidable | manual | P | 338 | 35.3424 | 50 | -0.29 | 89 |
IV.MOCL.EHZ. | 2022-05-09T18:14:40.96 | 0.6 | undecidable | manual | P | 351 | 38.4282 | 50 | -0.31 | 44 |
IV.RUFI.EHZ. | 2022-05-09T18:14:39.66 | 0.1 | undecidable | manual | P | 46 | 28.2495 | 107 | 0.17 | 93 |
ZH.T1646.HNZ. | 2022-05-09T18:14:39.06 | 0.1 | undecidable | manual | S | 268 | 11.7771 | 126 | 0.46 | 90 |
IV.OSSC.HHZ. | 2022-05-09T18:14:39.57 | 0.1 | undecidable | manual | S | 183 | 15.3735 | 119 | -0.11 | 96 |
IV.CRMI.HHZ. | 2022-05-09T18:14:38.82 | 0.1 | undecidable | manual | P | 304 | 26.5512 | 108 | -0.35 | 89 |
IV.OSSC.HHZ. | 2022-05-09T18:14:37.04 | 0.1 | undecidable | manual | P | 183 | 15.3735 | 119 | -0.06 | 97 |
IV.CSNT.HHZ. | 2022-05-09T18:14:37.83 | 0.1 | undecidable | manual | P | 172 | 21.1677 | 112 | -0.32 | 91 |
ZH.T1647.HNZ. | 2022-05-09T18:14:37.97 | 0.1 | undecidable | manual | S | 143 | 7.6812 | 138 | 0.43 | 91 |
ZH.T1646.HNZ. | 2022-05-09T18:14:36.60 | 0.1 | undecidable | manual | P | 268 | 11.7771 | 126 | 0.12 | 96 |
ZH.T1648.HNZ. | 2022-05-09T18:14:36.47 | 0.1 | undecidable | manual | S | 81 | 2.1978 | 165 | -0.14 | 97 |
ZH.T1648.HNZ. | 2022-05-09T18:14:35.32 | 0.1 | undecidable | manual | P | 81 | 2.1978 | 165 | -0.01 | 100 |
ZH.T1647.HNZ. | 2022-05-09T18:14:35.94 | 0.1 | undecidable | manual | P | 143 | 7.6812 | 138 | 0.07 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.OSSC.HHE. | ML:1.3 | 0.0001895 | 1 | AML | other | m | 2022-05-09T18:14:40.29 |
IV.OSSC.HHN. | ML:1.2 | 0.000143 | 0.48 | AML | other | m | 2022-05-09T18:14:40.70 |
IV.CSNT.HHN. | ML:1.0 | 0.00006305 | 0.66 | AML | other | m | 2022-05-09T18:14:42.35 |
IV.CRMI.HHN. | ML:0.8 | 0.00003945 | 0.3 | AML | other | m | 2022-05-09T18:14:43.60 |
IV.CSNT.HHE. | ML:1.0 | 0.0000784 | 0.3 | AML | other | m | 2022-05-09T18:14:43.95 |
IV.CRMI.HHE. | ML:0.6 | 0.00002465 | 1.66 | AML | other | m | 2022-05-09T18:14:43.92 |
IV.BOSL.HHN. | ML:0.6 | 0.00002135 | 0.26 | AML | other | m | 2022-05-09T18:14:45.18 |
IV.BOSL.HHE. | ML:0.7 | 0.000026349999999999997 | 0.3 | AML | other | m | 2022-05-09T18:14:45.13 |