A magnitude ML 1.1 earthquake occured in region: 3 km S Impruneta (FI), on
and geographic coordinates (lat, lon) 43.6640, 11.2520 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 |
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 | 14 | 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 | 18 | 8651 | 596571 |
Signa | FI | 18 | 19179 | 615750 |
Sesto Fiorentino | FI | 19 | 48958 | 664708 |
Campi Bisenzio | FI | 20 | 46166 | 710874 |
Pontassieve | FI | 20 | 20603 | 731477 |
Montelupo Fiorentino | FI | 20 | 14098 | 745575 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2022-05-09 18:13:20 |
43.6642 | 11.2518 | 8 | 2022-05-09 18:32:58 |
Sala Sismica INGV-Roma | 104412481 |
Field | Value |
---|---|
Time (UTC) | 2022-05-09 18:13:20 ± 0.07 |
Latitude | 43.6642 ± 0.0027 |
Longitude | 11.2518 ± 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 | 104412481 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 327 |
Semi-minor axis of confidence ellipse (meter) | 210 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 89 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
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 | 24 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.50812 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 104412481 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-09 18:32:58 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2022-05-09T18:13:47.09 | 3.0 | negative | manual | P | -0.09 | 0 | |||
IV.CRE.HHZ. | 2022-05-09T18:13:39.18 | 0.6 | undecidable | manual | S | 95 | 56.3991 | 50 | 0.55 | 40 |
IV.MOCL.EHZ. | 2022-05-09T18:13:33.76 | 0.6 | undecidable | manual | S | 351 | 38.2284 | 50 | -0.02 | 47 |
IV.MPPT.EHZ. | 2022-05-09T18:13:32.83 | 0.6 | undecidable | manual | S | 338 | 35.0427 | 102 | 0.07 | 47 |
IV.PII.HHZ. | 2022-05-09T18:13:31.52 | 3.0 | negative | manual | P | 0.15 | 0 | |||
IV.BOSL.HHZ. | 2022-05-09T18:13:31.40 | 0.6 | undecidable | manual | S | 18 | 31.1466 | 104 | -0.05 | 47 |
IV.RUFI.EHZ. | 2022-05-09T18:13:30.53 | 0.6 | undecidable | manual | S | 47 | 28.2495 | 105 | 0.06 | 47 |
IV.CRE.HHZ. | 2022-05-09T18:13:30.86 | 1.0 | undecidable | manual | P | 95 | 56.3991 | 50 | -0.04 | 23 |
IV.CRMI.HHZ. | 2022-05-09T18:13:29.86 | 0.6 | undecidable | manual | S | 304 | 26.2515 | 106 | 0.06 | 48 |
IV.CSNT.HHZ. | 2022-05-09T18:13:28.01 | 0.6 | undecidable | manual | S | 172 | 21.4674 | 109 | -0.2 | 47 |
IV.MOCL.EHZ. | 2022-05-09T18:13:27.56 | 1.0 | negative | manual | P | 351 | 38.2284 | 50 | -0.53 | 21 |
IV.BOSL.HHZ. | 2022-05-09T18:13:26.72 | 0.6 | positive | manual | P | 18 | 31.1466 | 104 | -0.03 | 47 |
IV.MPPT.EHZ. | 2022-05-09T18:13:26.85 | 1.0 | undecidable | manual | P | 338 | 35.0427 | 102 | -0.65 | 20 |
IV.OSSC.HHZ. | 2022-05-09T18:13:26.38 | 0.6 | undecidable | manual | S | 182 | 15.5733 | 116 | 0.05 | 49 |
IV.RUFI.EHZ. | 2022-05-09T18:13:26.22 | 0.1 | positive | manual | P | 47 | 28.2495 | 105 | 0.04 | 95 |
ZH.T1646.HNE. | 2022-05-09T18:13:25.56 | 0.6 | undecidable | manual | S | 267 | 11.4774 | 123 | 0.47 | 45 |
IV.CRMI.HHZ. | 2022-05-09T18:13:25.49 | 0.6 | undecidable | manual | P | 304 | 26.2515 | 106 | -0.31 | 45 |
IV.CSNT.HHZ. | 2022-05-09T18:13:24.37 | 1.0 | negative | manual | P | 172 | 21.4674 | 109 | -0.51 | 22 |
ZH.T1647.EHE. | 2022-05-09T18:13:24.14 | 0.6 | undecidable | manual | S | 143 | 7.9809 | 133 | 0.01 | 50 |
IV.OSSC.HHZ. | 2022-05-09T18:13:23.68 | 0.6 | positive | manual | P | 182 | 15.5733 | 116 | -0.12 | 48 |
ZH.T1646.HNE. | 2022-05-09T18:13:23.22 | 0.1 | undecidable | manual | P | 267 | 11.4774 | 123 | 0.14 | 96 |
ZH.T1648.EHE. | 2022-05-09T18:13:23.10 | 0.6 | undecidable | manual | S | 86 | 2.4975 | 162 | 0.04 | 50 |
ZH.T1647.EHE. | 2022-05-09T18:13:22.53 | 0.1 | undecidable | manual | P | 143 | 7.9809 | 133 | 0.01 | 99 |
ZH.T1648.EHE. | 2022-05-09T18:13:21.89 | 0.1 | undecidable | manual | P | 86 | 2.4975 | 162 | -0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.OSSC.HHE. | ML:1.4 | 0.0002445 | 1 | AML | other | m | 2022-05-09T18:13:26.87 |
IV.OSSC.HHN. | ML:1.2 | 0.000162 | 0.46 | AML | other | m | 2022-05-09T18:13:27.28 |
IV.CSNT.HHN. | ML:1.0 | 0.0000791 | 0.68 | AML | other | m | 2022-05-09T18:13:28.93 |
IV.CRMI.HHN. | ML:1.0 | 0.000052499999999999995 | 0.28 | AML | other | m | 2022-05-09T18:13:30.18 |
IV.CSNT.HHE. | ML:1.1 | 0.00009905 | 0.32 | AML | other | m | 2022-05-09T18:13:30.54 |
IV.MPPT.EHE. | ML:1.0 | 0.0000394 | 0.7 | AML | other | m | 2022-05-09T18:13:30.05 |
IV.CRMI.HHE. | ML:0.7 | 0.0000295 | 0.9 | AML | other | m | 2022-05-09T18:13:30.96 |
IV.BOSL.HHE. | ML:0.9 | 0.000042300000000000005 | 0.3 | AML | other | m | 2022-05-09T18:13:31.57 |
IV.BOSL.HHN. | ML:0.8 | 0.00003205 | 0.24 | AML | other | m | 2022-05-09T18:13:31.77 |
IV.MPPT.EHN. | ML:0.8 | 0.000025549999999999998 | 0.56 | AML | other | m | 2022-05-09T18:13:32.87 |
IV.MOCL.EHE. | ML:1.3 | 0.00008195 | 0.8 | AML | other | m | 2022-05-09T18:13:34.46 |
IV.MOCL.EHN. | ML:1.3 | 0.000078 | 0.78 | AML | other | m | 2022-05-09T18:13:34.60 |