A magnitude ML 0.7 earthquake occured in region: 4 km SW Impruneta (FI), on
and geographic coordinates (lat, lon) 43.6550, 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 | 4 | 14615 | 14615 |
San Casciano in Val di Pesa | FI | 4 | 17062 | 31677 |
Greve in Chianti | FI | 10 | 13862 | 45539 |
Tavarnelle Val di Pesa | FI | 12 | 7800 | 53339 |
Scandicci | FI | 12 | 50609 | 103948 |
Bagno a Ripoli | FI | 13 | 25611 | 129559 |
Firenze | FI | 13 | 382808 | 512367 |
Montespertoli | FI | 13 | 13537 | 525904 |
Barberino Val d'Elsa | FI | 14 | 4386 | 530290 |
Lastra a Signa | FI | 17 | 20156 | 550446 |
Figline e Incisa Valdarno | FI | 17 | 23505 | 573951 |
Fiesole | FI | 18 | 13969 | 587920 |
Signa | FI | 18 | 19179 | 607099 |
Rignano sull'Arno | FI | 19 | 8651 | 615750 |
Montelupo Fiorentino | FI | 19 | 14098 | 629848 |
Certaldo | FI | 20 | 16121 | 645969 |
Sesto Fiorentino | FI | 20 | 48958 | 694927 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2022-05-09 03:49:01 |
43.6552 | 11.2392 | 8 | 2022-05-09 03:56:27 |
Sala Sismica INGV-Roma | 104375711 |
Field | Value |
---|---|
Time (UTC) | 2022-05-09 03:49:01 ± 0.07 |
Latitude | 43.6552 ± 0.0027 |
Longitude | 11.2392 ± 0.0050 |
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 | 104375711 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 365 |
Semi-minor axis of confidence ellipse (meter) | 139 |
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) | 370.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 122 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.13130 |
Epicentral distance of station farthest from the epicenter (degree) | 0.52071 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 104375711 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-09 03:56:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MPPT.EHZ. | 2022-05-09T03:49:13.65 | 0.6 | undecidable | manual | S | 340 | 35.6421 | 102 | -0.01 | 50 |
IV.PII.HHZ. | 2022-05-09T03:49:11.73 | 0.1 | undecidable | manual | P | 278 | 57.7977 | 50 | -0.07 | 95 |
IV.RUFI.EHZ. | 2022-05-09T03:49:11.45 | 0.6 | undecidable | manual | S | 47 | 29.6481 | 104 | -0.21 | 48 |
IV.CRMI.HNZ. | 2022-05-09T03:49:10.34 | 0.3 | undecidable | manual | S | 307 | 25.9518 | 106 | -0.09 | 75 |
IV.MPPT.EHZ. | 2022-05-09T03:49:08.12 | 1.0 | negative | manual | P | 340 | 35.6421 | 102 | -0.21 | 24 |
IV.CSNT.HHZ. | 2022-05-09T03:49:08.47 | 0.6 | undecidable | manual | S | 169 | 20.5683 | 110 | -0.18 | 50 |
IV.RUFI.EHZ. | 2022-05-09T03:49:07.31 | 0.3 | positive | manual | P | 47 | 29.6481 | 104 | 0.14 | 74 |
IV.BOSL.HHE. | 2022-05-09T03:49:07.75 | 0.1 | undecidable | manual | P | 19 | 32.4453 | 103 | 0.04 | 100 |
IV.OSSC.HHZ. | 2022-05-09T03:49:06.62 | 0.6 | undecidable | manual | S | 178 | 14.5743 | 117 | -0.12 | 51 |
IV.CRMI.HNZ. | 2022-05-09T03:49:06.59 | 0.1 | undecidable | manual | P | 307 | 25.9518 | 106 | 0.13 | 99 |
IV.CSNT.HHZ. | 2022-05-09T03:49:05.50 | 1.0 | undecidable | manual | P | 169 | 20.5683 | 110 | 0.07 | 25 |
IV.OSSC.HHZ. | 2022-05-09T03:49:04.67 | 0.6 | negative | manual | P | 178 | 14.5743 | 117 | 0.34 | 48 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.OSSC.HHN. | ML:0.8 | 0.00007345 | 0.14 | AML | other | m | 2022-05-09T03:49:08.16 |
IV.CSNT.HHN. | ML:0.7 | 0.000041925615 | 0.1792 | AML | other | m | 2022-05-09T03:49:09.63 |
IV.CSNT.HHE. | ML:0.3 | 0.00001567118 | 0.2624 | AML | other | m | 2022-05-09T03:49:08.81 |
IV.MPPT.EHE. | ML:0.6 | 0.0000173 | 0.6 | AML | other | m | 2022-05-09T03:49:13.91 |
IV.OSSC.HHE. | ML:0.9 | 0.00008560931 | 0.16 | AML | other | m | 2022-05-09T03:49:07.43 |
IV.MPPT.EHN. | ML:0.1 | 0.0000071971795 | 0.5216 | AML | other | m | 2022-05-09T03:49:13.68 |
IV.RUFI.EHE. | ML:0.7 | 0.000023402714999999996 | 0.24 | AML | other | m | 2022-05-09T03:49:12.33 |
IV.RUFI.EHN. | ML:0.7 | 0.000023268121500000004 | 0.2976 | AML | other | m | 2022-05-09T03:49:11.00 |
IV.PII.HHE. | ML:1.1 | 0.000023975585 | 0.3008 | AML | other | m | 2022-05-09T03:49:21.19 |
IV.PII.HHN. | ML:1.1 | 0.00002432434 | 0.32 | AML | other | m | 2022-05-09T03:49:21.15 |