A magnitude ML 0.9 earthquake occured in region: 4 km N Vaglia (FI), on
and geographic coordinates (lat, lon) 43.9390, 11.2770 at 6 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 |
---|---|---|---|---|
Vaglia | FI | 4 | 5073 | 5073 |
Scarperia e San Piero | FI | 5 | 12217 | 17290 |
Barberino di Mugello | FI | 8 | 10836 | 28126 |
Borgo San Lorenzo | FI | 9 | 18211 | 46337 |
Calenzano | FI | 12 | 17489 | 63826 |
Vaiano | PO | 13 | 9895 | 73721 |
Sesto Fiorentino | FI | 13 | 48958 | 122679 |
Fiesole | FI | 15 | 13969 | 136648 |
Vicchio | FI | 15 | 8044 | 144692 |
Prato | PO | 16 | 191150 | 335842 |
Vernio | PO | 16 | 6060 | 341902 |
Cantagallo | PO | 17 | 3105 | 345007 |
Campi Bisenzio | FI | 17 | 46166 | 391173 |
Firenze | FI | 19 | 382808 | 773981 |
Montemurlo | PO | 19 | 18456 | 792437 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-09-21 07:39:45 |
43.939 | 11.2773 | 6 | 2021-09-21 08:00:12 |
Sala Sismica INGV-Roma | 95690221 |
Field | Value |
---|---|
Time (UTC) | 2021-09-21 07:39:45 ± 0.17 |
Latitude | 43.9390 ± 0.0054 |
Longitude | 11.2773 ± 0.0062 |
Depth (km) | 6 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95690221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 659 |
Semi-minor axis of confidence ellipse (meter) | 184 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 199 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 660.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 115 |
Number of associated phases, regardless of their use for origin computation | 35 |
Number of defining phases | 12 |
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) | 0.27429 |
Number of stations at which the event was observed | 30 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 95690221 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-21 08:00:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
AC.KBN.HHZ. | 2021-09-21T07:41:41.75 | 3.0 | undecidable | manual | Pn | 3.69 | 0 | |||
IV.HSRS.HHZ. | 2021-09-21T07:41:37.24 | 3.0 | positive | manual | Pn | 4.9 | 0 | |||
IV.PIPA.HHZ. | 2021-09-21T07:41:31.06 | 3.0 | negative | manual | Pg | 17.26 | 0 | |||
GE.MATE.HHZ. | 2021-09-21T07:41:16.49 | 3.0 | undecidable | manual | Pg | 14.63 | 0 | |||
IX.PGN3.HHZ.02 | 2021-09-21T07:41:08.62 | 3.0 | positive | manual | Pg | 13.06 | 0 | |||
IV.SNAL.HHZ. | 2021-09-21T07:41:02.14 | 3.0 | undecidable | manual | Pg | 14.35 | 0 | |||
IV.CDRU.HNZ. | 2021-09-21T07:41:00.49 | 3.0 | undecidable | manual | Pg | 7.61 | 0 | |||
GU.MGRO.HHZ. | 2021-09-21T07:40:59.37 | 3.0 | undecidable | manual | Sn | 3.64 | 0 | |||
IV.VIVA.HHZ. | 2021-09-21T07:40:55.56 | 3.0 | undecidable | manual | Sn | 0.63 | 0 | |||
IV.TOLF.HHZ. | 2021-09-21T07:40:44.91 | 3.0 | undecidable | manual | Sg | 2.63 | 0 | |||
IV.MRB1.HHZ. | 2021-09-21T07:40:42.25 | 3.0 | positive | manual | Pn | -1.86 | 0 | |||
IV.COLB.HHZ. | 2021-09-21T07:40:39.08 | 3.0 | undecidable | manual | Pn | -2.77 | 0 | |||
OX.FUSE.HNZ. | 2021-09-21T07:40:38.61 | 3.0 | undecidable | manual | Pg | 8.97 | 0 | |||
NI.VINO.HHZ. | 2021-09-21T07:40:31.46 | 3.0 | undecidable | manual | Pn | 2.42 | 0 | |||
IV.LAV9.HNZ. | 2021-09-21T07:40:21.63 | 3.0 | undecidable | manual | Pn | -2.36 | 0 | |||
IV.PE3.EHZ. | 2021-09-21T07:40:18.19 | 3.0 | undecidable | manual | S | -0.29 | 0 | |||
GU.RNCA.HHZ. | 2021-09-21T07:40:15.33 | 3.0 | undecidable | manual | Pg | 1.39 | 0 | |||
IV.CADC.EHZ. | 2021-09-21T07:40:11.99 | 3.0 | undecidable | manual | Pn | -2.59 | 0 | |||
IV.RIBO.EHZ.01 | 2021-09-21T07:40:11.12 | 3.0 | undecidable | manual | S | -5.63 | 0 | |||
IV.PE3.EHZ. | 2021-09-21T07:40:03.16 | 3.0 | positive | manual | P | 0.19 | 0 | |||
IV.MTRZ.HNZ. | 2021-09-21T07:40:02.39 | 3.0 | undecidable | manual | S | 0.02 | 0 | |||
IV.VISG.HHE. | 2021-09-21T07:39:55.97 | 1.0 | undecidable | manual | S | 24 | 30.4473 | 102 | 0.01 | 25 |
IV.RUFI.EHZ. | 2021-09-21T07:39:52.98 | 1.0 | undecidable | manual | S | 121 | 21.6672 | 106 | -0.03 | 25 |
IV.VISG.HHE. | 2021-09-21T07:39:51.44 | 0.3 | undecidable | manual | P | 24 | 30.4473 | 102 | 0.03 | 73 |
IV.FNVD.HHE. | 2021-09-21T07:39:51.08 | 0.3 | undecidable | manual | P | 334 | 28.2495 | 102 | 0.1 | 72 |
IV.CRMI.HNZ. | 2021-09-21T07:39:51.24 | 0.1 | undecidable | manual | P | 236 | 28.6491 | 102 | 0.18 | 95 |
IV.MOCL.EHZ. | 2021-09-21T07:39:49.84 | 1.0 | undecidable | manual | S | 314 | 10.5783 | 120 | 0.37 | 23 |
IV.RUFI.EHZ. | 2021-09-21T07:39:49.72 | 0.1 | undecidable | manual | P | 121 | 21.6672 | 106 | 0.01 | 99 |
IV.SEI.HHE. | 2021-09-21T07:39:48.56 | 0.6 | undecidable | manual | P | 27 | 14.3745 | 114 | 0.24 | 48 |
IV.MPPT.EHZ. | 2021-09-21T07:39:48.42 | 0.1 | undecidable | manual | P | 278 | 15.0738 | 112 | -0.04 | 100 |
IV.BOSL.HHZ. | 2021-09-21T07:39:48.99 | 0.6 | undecidable | manual | S | 97 | 7.7811 | 129 | 0.34 | 48 |
IV.MOCL.EHZ. | 2021-09-21T07:39:47.34 | 0.1 | undecidable | manual | P | 314 | 10.5783 | 120 | -0.32 | 95 |
IV.BOSL.HHZ. | 2021-09-21T07:39:46.76 | 0.3 | positive | manual | P | 97 | 7.7811 | 129 | -0.43 | 70 |
IV.FIR.HHZ. | 2021-09-21T07:39:45.88 | 3.0 | undecidable | manual | P | 0.52 | 0 | |||
IT.FIE.HGZ. | 2021-09-21T07:39:45.50 | 3.0 | undecidable | manual | P | 0.21 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.BOSL.HHN. | ML:0.7 | 0.00009961719499999999 | 0.4352 | AML | other | m | 2021-09-21T07:39:50.79 |
IV.MOCL.EHE. | ML:1.0 | 0.0001495 | 0.16 | AML | other | m | 2021-09-21T07:39:50.58 |
IV.BOSL.HHE. | ML:0.9 | 0.000162 | 1.42 | AML | other | m | 2021-09-21T07:39:50.04 |
IV.MOCL.EHN. | ML:0.8 | 0.000101844505 | 0.2432 | AML | other | m | 2021-09-21T07:39:52.17 |
IV.MPPT.EHE. | ML:1.0 | 0.00009919434 | 0.8256 | AML | other | m | 2021-09-21T07:39:58.51 |
IV.MPPT.EHN. | ML:1.0 | 0.000097579475 | 0.2176 | AML | other | m | 2021-09-21T07:39:52.70 |
IV.RUFI.EHE. | ML:0.7 | 0.0000329718195 | 0.6208 | AML | other | m | 2021-09-21T07:39:57.41 |