A magnitude ML 1.0 earthquake occured in region: 3 km SW Impruneta (FI), on
and geographic coordinates (lat, lon) 43.6630, 11.2390 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 | 4 | 17062 | 31677 |
Greve in Chianti | FI | 11 | 13862 | 45539 |
Scandicci | FI | 12 | 50609 | 96148 |
Bagno a Ripoli | FI | 12 | 25611 | 121759 |
Firenze | FI | 12 | 382808 | 504567 |
Tavarnelle Val di Pesa | FI | 12 | 7800 | 512367 |
Montespertoli | FI | 13 | 13537 | 525904 |
Barberino Val d'Elsa | FI | 14 | 4386 | 530290 |
Lastra a Signa | FI | 16 | 20156 | 550446 |
Fiesole | FI | 17 | 13969 | 564415 |
Figline e Incisa Valdarno | FI | 17 | 23505 | 587920 |
Signa | FI | 18 | 19179 | 607099 |
Rignano sull'Arno | FI | 19 | 8651 | 615750 |
Montelupo Fiorentino | FI | 19 | 14098 | 629848 |
Sesto Fiorentino | FI | 19 | 48958 | 678806 |
Campi Bisenzio | FI | 19 | 46166 | 724972 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2022-05-09 03:20:25 |
43.6627 | 11.2388 | 8 | 2022-05-09 03:33:15 |
Sala Sismica INGV-Roma | 104373981 |
Field | Value |
---|---|
Time (UTC) | 2022-05-09 03:20:25 ± 0.06 |
Latitude | 43.6627 ± 0.0027 |
Longitude | 11.2388 ± 0.0062 |
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 | 104373981 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 463 |
Semi-minor axis of confidence ellipse (meter) | 140 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 271 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 460.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 78 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 25 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.62413 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 104373981 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-09 03:33:15 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LMD.HHZ. | 2022-05-09T03:20:45.16 | 0.3 | undecidable | manual | S | 39 | 59.2962 | 50 | 0.2 | 68 |
IV.SEI.HHZ. | 2022-05-09T03:20:40.87 | 0.6 | undecidable | manual | S | 12 | 44.5221 | 50 | -0.13 | 47 |
IV.MOCL.EHZ. | 2022-05-09T03:20:39.16 | 0.3 | undecidable | manual | S | 353 | 38.2284 | 50 | -0.18 | 71 |
IV.CAFI.HHE. | 2022-05-09T03:20:38.99 | 0.6 | undecidable | manual | P | 122 | 69.2751 | 50 | 0.55 | 41 |
IV.MPPT.EHZ. | 2022-05-09T03:20:38.11 | 0.6 | undecidable | manual | S | 340 | 34.8429 | 102 | -0.18 | 47 |
IV.LMD.HHZ. | 2022-05-09T03:20:37.25 | 0.6 | undecidable | manual | P | 39 | 59.2962 | 50 | 0.34 | 44 |
IV.MAGO.CHE. | 2022-05-09T03:20:37.60 | 0.3 | undecidable | manual | P | 227 | 63.6918 | 50 | 0.02 | 70 |
IV.BOSL.HHZ. | 2022-05-09T03:20:37.10 | 0.6 | undecidable | manual | S | 20 | 31.6461 | 104 | -0.13 | 48 |
IV.CRE.HHZ. | 2022-05-09T03:20:36.60 | 0.6 | undecidable | manual | P | 95 | 57.3981 | 50 | -0.02 | 47 |
IV.RUFI.EHZ. | 2022-05-09T03:20:36.08 | 0.3 | undecidable | manual | S | 48 | 29.1486 | 105 | -0.29 | 70 |
IV.PII.HHZ. | 2022-05-09T03:20:36.61 | 3.0 | negative | manual | Pg | -0.07 | 0 | |||
IV.FROS.CHE. | 2022-05-09T03:20:35.65 | 0.3 | undecidable | manual | P | 188 | 50.7159 | 50 | 0.07 | 71 |
IV.CRMI.HHZ. | 2022-05-09T03:20:35.47 | 0.6 | undecidable | manual | S | 305 | 25.4523 | 107 | 0.31 | 47 |
IV.SEI.HHZ. | 2022-05-09T03:20:34.74 | 0.3 | undecidable | manual | P | 12 | 44.5221 | 50 | 0.12 | 71 |
IV.MOCL.EHZ. | 2022-05-09T03:20:33.32 | 0.3 | undecidable | manual | P | 353 | 38.2284 | 50 | -0.34 | 68 |
IV.CSNT.HHZ. | 2022-05-09T03:20:33.59 | 0.6 | undecidable | manual | S | 169 | 21.4674 | 110 | -0.22 | 48 |
IV.BOSL.HHZ. | 2022-05-09T03:20:32.38 | 0.1 | undecidable | manual | P | 20 | 31.6461 | 104 | -0.07 | 98 |
IV.MPPT.EHZ. | 2022-05-09T03:20:32.70 | 0.1 | undecidable | manual | P | 340 | 34.8429 | 102 | -0.36 | 91 |
IV.OSSC.HHZ. | 2022-05-09T03:20:32.04 | 0.6 | undecidable | manual | S | 178 | 15.4734 | 117 | 0.14 | 49 |
IV.FIR.HHE. | 2022-05-09T03:20:31.24 | 0.6 | undecidable | manual | S | 6 | 12.4764 | 122 | 0.24 | 49 |
IV.CRMI.HHZ. | 2022-05-09T03:20:31.25 | 0.1 | undecidable | manual | P | 305 | 25.4523 | 107 | 0 | 100 |
IV.RUFI.EHZ. | 2022-05-09T03:20:31.86 | 0.1 | undecidable | manual | P | 48 | 29.1486 | 105 | -0.09 | 98 |
IV.CSNT.HHZ. | 2022-05-09T03:20:30.18 | 0.3 | undecidable | manual | P | 169 | 21.4674 | 110 | -0.3 | 71 |
IT.FIE.HGZ. | 2022-05-09T03:20:30.01 | 0.1 | undecidable | manual | P | 15 | 16.6722 | 115 | 0.42 | 93 |
IV.OSSC.HHZ. | 2022-05-09T03:20:29.30 | 0.6 | undecidable | manual | P | 178 | 15.4734 | 117 | -0.07 | 50 |
IV.FIR.HHE. | 2022-05-09T03:20:29.11 | 0.1 | undecidable | manual | P | 6 | 12.4764 | 122 | 0.26 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CRMI.HHN. | ML:1.0 | 0.00006185 | 0.64 | AML | other | m | 2022-05-09T03:20:35.99 |
IV.RUFI.EHE. | ML:1.2 | 0.00008060499999999999 | 0.26 | AML | other | m | 2022-05-09T03:20:36.82 |
IV.CRMI.HHE. | ML:0.7 | 0.0000276 | 0.62 | AML | other | m | 2022-05-09T03:20:37.60 |
IV.BOSL.HHN. | ML:0.9 | 0.0000344 | 1.08 | AML | other | m | 2022-05-09T03:20:37.01 |
IV.CSNT.HHE. | ML:1.1 | 0.00010214999999999999 | 0.22 | AML | other | m | 2022-05-09T03:20:40.04 |
IV.CSNT.HHN. | ML:1.1 | 0.00009005 | 0.3 | AML | other | m | 2022-05-09T03:20:40.83 |
IV.BOSL.HHE. | ML:1.0 | 0.0000499 | 0.16 | AML | other | m | 2022-05-09T03:20:42.36 |
IV.RUFI.EHN. | ML:0.8 | 0.000034891325 | 0.3008 | AML | other | m | 2022-05-09T03:20:36.21 |
IV.MOCL.EHN. | ML:0.9 | 0.000032074445 | 0.1808 | AML | other | m | 2022-05-09T03:20:39.81 |
IV.MOCL.EHE. | ML:1.1 | 0.00004307896 | 0.6592 | AML | other | m | 2022-05-09T03:20:39.68 |
IV.SEI.HHN. | ML:0.9 | 0.000025956125 | 0.4208 | AML | other | m | 2022-05-09T03:20:41.50 |
IV.SEI.HHE. | ML:0.9 | 0.000023569135 | 0.5792 | AML | other | m | 2022-05-09T03:20:41.23 |
IV.LMD.HHE. | ML:1.2 | 0.0000289391935 | 0.4992 | AML | other | m | 2022-05-09T03:20:45.55 |
IV.LMD.HHN. | ML:1.0 | 0.00001787532 | 0.1808 | AML | other | m | 2022-05-09T03:20:45.57 |