A magnitude ML 1.1 earthquake occured in region: 3 km S Impruneta (FI), on
and geographic coordinates (lat, lon) 43.6570, 11.2450 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 | 5 | 17062 | 31677 |
Greve in Chianti | FI | 10 | 13862 | 45539 |
Tavarnelle Val di Pesa | FI | 12 | 7800 | 53339 |
Bagno a Ripoli | FI | 12 | 25611 | 78950 |
Scandicci | FI | 13 | 50609 | 129559 |
Firenze | FI | 13 | 382808 | 512367 |
Montespertoli | FI | 14 | 13537 | 525904 |
Barberino Val d'Elsa | FI | 14 | 4386 | 530290 |
Figline e Incisa Valdarno | FI | 17 | 23505 | 553795 |
Lastra a Signa | FI | 17 | 20156 | 573951 |
Fiesole | FI | 17 | 13969 | 587920 |
Rignano sull'Arno | FI | 18 | 8651 | 596571 |
Signa | FI | 18 | 19179 | 615750 |
Montelupo Fiorentino | FI | 20 | 14098 | 629848 |
Sesto Fiorentino | FI | 20 | 48958 | 678806 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2022-05-03 20:31:42 |
43.6568 | 11.2453 | 8 | 2022-05-03 20:39:32 |
Sala Sismica INGV-Roma | 104142941 |
Field | Value |
---|---|
Time (UTC) | 2022-05-03 20:31:42 ± 0.08 |
Latitude | 43.6568 ± 0.0036 |
Longitude | 11.2453 ± 0.0075 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 104142941 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 555 |
Semi-minor axis of confidence ellipse (meter) | 226 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 256 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 560.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 97 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
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) | 0.13310 |
Epicentral distance of station farthest from the epicenter (degree) | 0.61693 |
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 | 1.1 |
Uncertainty | 0.5 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 104142941 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-03 20:39:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PII.HHZ. | 2022-05-03T20:32:00.73 | 0.6 | undecidable | manual | S | 277 | 58.1973 | 50 | -0.46 | 44 |
IV.CAFI.HHZ. | 2022-05-03T20:31:55.76 | 0.3 | undecidable | manual | P | 122 | 68.4759 | 50 | 0.94 | 53 |
IV.MOCL.EHZ. | 2022-05-03T20:31:55.86 | 0.6 | undecidable | manual | S | 352 | 38.9277 | 50 | -0.18 | 48 |
IV.MPPT.EHZ. | 2022-05-03T20:31:54.89 | 0.6 | undecidable | manual | S | 340 | 35.5422 | 102 | -0.11 | 49 |
IV.PII.HHZ. | 2022-05-03T20:31:53.24 | 0.3 | undecidable | manual | P | 277 | 58.1973 | 50 | 0 | 72 |
IV.CRE.HHZ. | 2022-05-03T20:31:52.91 | 0.3 | undecidable | manual | P | 94 | 56.8986 | 50 | -0.12 | 71 |
IV.CRMI.HHZ. | 2022-05-03T20:31:52.33 | 0.6 | undecidable | manual | S | 306 | 26.2515 | 106 | 0.46 | 46 |
IV.RUFI.EHZ. | 2022-05-03T20:31:52.71 | 0.3 | undecidable | manual | S | 46 | 29.1486 | 104 | -0.13 | 74 |
IV.MOCL.EHZ. | 2022-05-03T20:31:50.29 | 0.3 | undecidable | manual | P | 352 | 38.9277 | 50 | 0.02 | 74 |
IV.MPPT.EHZ. | 2022-05-03T20:31:49.52 | 0.3 | undecidable | manual | P | 340 | 35.5422 | 102 | -0.14 | 73 |
IV.BOSL.HHZ. | 2022-05-03T20:31:49.03 | 0.1 | undecidable | manual | P | 19 | 32.1456 | 103 | 0.04 | 100 |
IV.CSNT.HHZ. | 2022-05-03T20:31:49.73 | 0.6 | undecidable | manual | S | 170 | 20.6682 | 110 | -0.29 | 48 |
IV.CRMI.HHZ. | 2022-05-03T20:31:48.08 | 0.3 | undecidable | manual | P | 306 | 26.2515 | 106 | 0.22 | 73 |
IV.OSSC.HHZ. | 2022-05-03T20:31:48.21 | 0.6 | undecidable | manual | S | 180 | 14.7741 | 117 | 0.08 | 51 |
IV.RUFI.EHZ. | 2022-05-03T20:31:48.38 | 0.3 | undecidable | manual | P | 46 | 29.1486 | 104 | -0.04 | 75 |
IV.CSNT.HHZ. | 2022-05-03T20:31:46.56 | 0.3 | undecidable | manual | P | 170 | 20.6682 | 110 | -0.23 | 74 |
IV.OSSC.HHZ. | 2022-05-03T20:31:45.73 | 0.3 | undecidable | manual | P | 180 | 14.7741 | 117 | 0.02 | 78 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.OSSC.HHN. | ML:1.1 | 0.000135 | 0.18 | AML | other | m | 2022-05-03T20:31:48.47 |
IV.OSSC.HHE. | ML:1.4 | 0.0002491286 | 0.1152 | AML | other | m | 2022-05-03T20:31:48.35 |
IV.CSNT.HHN. | ML:0.8 | 0.00004996792 | 0.2944 | AML | other | m | 2022-05-03T20:31:53.16 |
IV.CSNT.HHE. | ML:1.0 | 0.00006850000000000001 | 0.26 | AML | other | m | 2022-05-03T20:31:52.25 |
IV.CRMI.HHE. | ML:0.2 | 0.000011533023499999999 | 0.3712 | AML | other | m | 2022-05-03T20:31:55.56 |
IV.CRMI.HHN. | ML:0.6 | 0.000025027704999999998 | 0.32 | AML | other | m | 2022-05-03T20:31:52.83 |
IV.MPPT.EHN. | ML:0.8 | 0.00002365 | 0.7 | AML | other | m | 2022-05-03T20:31:55.77 |
IV.MPPT.EHE. | ML:0.9 | 0.0000307 | 0.88 | AML | other | m | 2022-05-03T20:31:55.44 |
IV.MOCL.EHN. | ML:1.3 | 0.00008245 | 0.22 | AML | other | m | 2022-05-03T20:31:57.25 |
IV.MOCL.EHE. | ML:1.3 | 0.00006900000000000001 | 0.96 | AML | other | m | 2022-05-03T20:31:57.79 |
IV.IMOL.HNN. | ML:3.1 | 0.001685 | 0.7 | AML | other | m | 2022-05-03T20:31:58.61 |
IV.IMOL.HNE. | ML:3.1 | 0.001435 | 0.06 | AML | other | m | 2022-05-03T20:31:59.65 |