A magnitude ML 1.2 earthquake occured in region: 3 km S Impruneta (FI), on
and geographic coordinates (lat, lon) 43.6560, 11.2630 at 9 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 9 | 13862 | 45539 |
Bagno a Ripoli | FI | 12 | 25611 | 71150 |
Firenze | FI | 13 | 382808 | 453958 |
Tavarnelle Val di Pesa | FI | 13 | 7800 | 461758 |
Scandicci | FI | 13 | 50609 | 512367 |
Barberino Val d'Elsa | FI | 15 | 4386 | 516753 |
Figline e Incisa Valdarno | FI | 15 | 23505 | 540258 |
Montespertoli | FI | 15 | 13537 | 553795 |
Fiesole | FI | 17 | 13969 | 567764 |
Rignano sull'Arno | FI | 17 | 8651 | 576415 |
Lastra a Signa | FI | 18 | 20156 | 596571 |
Signa | FI | 19 | 19179 | 615750 |
Pontassieve | FI | 20 | 20603 | 636353 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.2 | 2022-05-11 00:54:52 |
43.6563 | 11.2628 | 9 | 2023-01-31 19:03:28 |
Bollettino Sismico Italiano INGV | 108007821 |
Reviewed Rev100 |
ML 1.2 | 2022-05-11 00:54:52 |
43.6623 | 11.2622 | 7 | 2022-05-11 01:04:37 |
Sala Sismica INGV-Roma | 104463691 |
Field | Value |
---|---|
Time (UTC) | 2022-05-11 00:54:52 ± 0.07 |
Latitude | 43.6563 ± 0.0036 |
Longitude | 11.2628 ± 0.0075 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 108007821 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 551 |
Semi-minor axis of confidence ellipse (meter) | 379 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 106 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 550.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 87 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.01709 |
Epicentral distance of station farthest from the epicenter (degree) | 0.62953 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 104463691 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-11 01:04:37 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 108007821 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-08-02 09:50:53 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SEI.HHZ. | 2022-05-11T00:55:07.75 | 0.6 | undecidable | manual | S | 10 | 44.8218 | 50 | 0.26 | 45 |
IV.BDI.HHZ. | 2022-05-11T00:55:06.49 | 0.3 | undecidable | manual | P | 310 | 69.8745 | 50 | 1.41 | 40 |
IV.MOCL.EHZ. | 2022-05-11T00:55:05.74 | 0.6 | undecidable | manual | S | 350 | 39.2274 | 50 | -0.26 | 45 |
IV.MPPT.EHZ. | 2022-05-11T00:55:04.77 | 0.6 | undecidable | manual | S | 338 | 36.1416 | 50 | -0.41 | 44 |
IV.BOSL.HHZ. | 2022-05-11T00:55:03.84 | 0.6 | undecidable | manual | S | 16 | 31.746 | 50 | -0.17 | 47 |
IV.PII.HHZ. | 2022-05-11T00:55:03.35 | 0.3 | undecidable | manual | P | 277 | 59.5959 | 50 | -0.15 | 67 |
IV.CRMI.HHZ. | 2022-05-11T00:55:02.53 | 0.6 | undecidable | manual | S | 304 | 27.4503 | 108 | -0.16 | 47 |
IV.RUFI.EHZ. | 2022-05-11T00:55:02.71 | 0.6 | undecidable | manual | S | 44 | 28.2495 | 108 | -0.23 | 46 |
IV.SEI.HHZ. | 2022-05-11T00:55:01.46 | 0.3 | undecidable | manual | P | 10 | 44.8218 | 50 | 0.24 | 67 |
IV.MOCL.EHZ. | 2022-05-11T00:55:00.38 | 0.3 | undecidable | manual | P | 350 | 39.2274 | 50 | 0.02 | 71 |
IV.CSNT.HHZ. | 2022-05-11T00:55:00.13 | 0.6 | undecidable | manual | S | 174 | 20.4684 | 114 | -0.28 | 46 |
IV.MPPT.EHZ. | 2022-05-11T00:54:59.55 | 0.3 | undecidable | manual | P | 338 | 36.1416 | 50 | -0.34 | 67 |
IT.FIE.HGZ. | 2022-05-11T00:54:59.34 | 0.6 | undecidable | manual | S | 9 | 16.9719 | 118 | 0.02 | 49 |
IV.BOSL.HHZ. | 2022-05-11T00:54:59.21 | 0.1 | undecidable | manual | P | 16 | 31.746 | 50 | 0 | 96 |
IV.RUFI.EHZ. | 2022-05-11T00:54:58.71 | 0.1 | undecidable | manual | P | 44 | 28.2495 | 108 | 0.12 | 95 |
IV.FIR.HNZ. | 2022-05-11T00:54:58.23 | 0.6 | undecidable | manual | S | 357 | 13.0758 | 125 | 0.04 | 49 |
IV.OSSC.HHZ. | 2022-05-11T00:54:58.73 | 0.6 | undecidable | manual | S | 185 | 14.7741 | 122 | 0.05 | 49 |
ZH.T1646.HNZ. | 2022-05-11T00:54:58.38 | 0.6 | undecidable | manual | S | 272 | 12.3765 | 126 | 0.39 | 46 |
IV.CRMI.HHZ. | 2022-05-11T00:54:57.90 | 0.3 | undecidable | manual | P | 304 | 27.4503 | 108 | -0.55 | 64 |
IV.OSSC.HHZ. | 2022-05-11T00:54:56.11 | 0.1 | undecidable | manual | P | 185 | 14.7741 | 122 | -0.02 | 99 |
IT.FIE.HGZ. | 2022-05-11T00:54:56.74 | 0.3 | undecidable | manual | P | 9 | 16.9719 | 118 | 0.24 | 71 |
ZH.T1647.HNZ. | 2022-05-11T00:54:56.81 | 0.6 | undecidable | manual | S | 144 | 6.7932 | 144 | 0.22 | 48 |
IV.CSNT.HHZ. | 2022-05-11T00:54:56.98 | 0.1 | positive | manual | P | 174 | 20.4684 | 114 | -0.15 | 95 |
ZH.T1646.HNZ. | 2022-05-11T00:54:55.80 | 0.1 | undecidable | manual | P | 272 | 12.3765 | 126 | 0.07 | 98 |
ZH.T1647.HNZ. | 2022-05-11T00:54:55.05 | 0.1 | undecidable | manual | P | 144 | 6.7932 | 144 | 0.13 | 98 |
IV.FIR.HNZ. | 2022-05-11T00:54:55.93 | 0.1 | undecidable | manual | P | 357 | 13.0758 | 125 | 0.08 | 98 |
ZH.T1648.HNZ. | 2022-05-11T00:54:55.54 | 0.6 | undecidable | manual | S | 57 | 1.8981 | 168 | -0.34 | 47 |
ZH.T1648.HNZ. | 2022-05-11T00:54:54.44 | 0.1 | undecidable | manual | P | 57 | 1.8981 | 168 | -0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.OSSC.HHN. | ML:1.2 | 0.00017199999999999998 | 1.18 | AML | other | m | 2022-05-11T00:54:59.21 |
IV.OSSC.HHE. | ML:1.4 | 0.000256 | 0.98 | AML | other | m | 2022-05-11T00:54:59.89 |
IV.CSNT.HHN. | ML:1.2 | 0.00011525000000000001 | 0.7 | AML | other | m | 2022-05-11T00:55:01.04 |
IV.CSNT.HHE. | ML:1.3 | 0.0001465 | 0.82 | AML | other | m | 2022-05-11T00:55:02.61 |
IV.CRMI.HHE. | ML:0.8 | 0.00003455 | 0.54 | AML | other | m | 2022-05-11T00:55:02.66 |
IV.CRMI.HHN. | ML:0.9 | 0.000038150000000000006 | 1.64 | AML | other | m | 2022-05-11T00:55:03.91 |
IV.BOSL.HHE. | ML:1.1 | 0.000053599999999999995 | 0.18 | AML | other | m | 2022-05-11T00:55:04.14 |
IV.BOSL.HHN. | ML:0.9 | 0.0000347 | 0.4 | AML | other | m | 2022-05-11T00:55:04.14 |
IV.MPPT.EHN. | ML:1.2 | 0.0000586 | 0.64 | AML | other | m | 2022-05-11T00:55:05.48 |
IV.MPPT.EHE. | ML:1.4 | 0.0001004 | 0.48 | AML | other | m | 2022-05-11T00:55:05.45 |
IV.MOCL.EHN. | ML:1.3 | 0.0000737 | 0.28 | AML | other | m | 2022-05-11T00:55:06.23 |
IV.MOCL.EHE. | ML:1.4 | 0.00009520000000000001 | 1.7 | AML | other | m | 2022-05-11T00:55:08.01 |
IV.SEI.HHN. | ML:1.6 | 0.0001105 | 0.34 | AML | other | m | 2022-05-11T00:55:11.25 |
IV.SEI.HHE. | ML:1.4 | 0.00007255 | 0.36 | AML | other | m | 2022-05-11T00:55:12.76 |