A magnitude ML 0.8 earthquake occured in region: 6 km SW Firenzuola (FI), on
and geographic coordinates (lat, lon) 44.0770, 11.3410 at 9 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 |
---|---|---|---|---|
Firenzuola | FI | 6 | 4726 | 4726 |
Barberino di Mugello | FI | 12 | 10836 | 15562 |
Scarperia e San Piero | FI | 13 | 12217 | 27779 |
Borgo San Lorenzo | FI | 14 | 18211 | 45990 |
Vernio | PO | 15 | 6060 | 52050 |
Monghidoro | BO | 16 | 3749 | 55799 |
Castiglione dei Pepoli | BO | 17 | 5648 | 61447 |
Palazzuolo sul Senio | FI | 17 | 1154 | 62601 |
San Benedetto Val di Sambro | BO | 18 | 4315 | 66916 |
Vicchio | FI | 19 | 8044 | 74960 |
Cantagallo | PO | 19 | 3105 | 78065 |
Vaglia | FI | 19 | 5073 | 83138 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2021-11-03 15:55:17 |
44.0773 | 11.3408 | 9 | 2021-11-03 16:24:38 |
Sala Sismica INGV-Roma | 97206321 |
Field | Value |
---|---|
Time (UTC) | 2021-11-03 15:55:17 ± 0.12 |
Latitude | 44.0773 ± 0.0036 |
Longitude | 11.3408 ± 0.0063 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 97206321 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 454 |
Semi-minor axis of confidence ellipse (meter) | 301 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 314 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 450.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 153 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
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) | 0.02608 |
Epicentral distance of station farthest from the epicenter (degree) | 0.21674 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 97206321 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-03 16:24:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MPPT.EHE. | 2021-11-03T15:55:26.09 | 0.6 | undecidable | manual | S | 236 | 24.0537 | 110 | -0.18 | 47 |
IV.BOSL.HHZ. | 2021-11-03T15:55:23.91 | 0.6 | undecidable | manual | S | 171 | 16.4724 | 118 | 0.05 | 49 |
IV.VISG.HHZ. | 2021-11-03T15:55:23.32 | 0.6 | undecidable | manual | S | 31 | 14.4744 | 121 | 0.07 | 49 |
IV.MOCL.EHZ. | 2021-11-03T15:55:23.38 | 0.3 | undecidable | manual | S | 238 | 15.0738 | 120 | -0.06 | 73 |
IV.MPPT.EHE. | 2021-11-03T15:55:22.85 | 0.3 | undecidable | manual | P | 236 | 24.0537 | 110 | 0.33 | 68 |
IV.BOSL.HHZ. | 2021-11-03T15:55:21.06 | 0.1 | undecidable | manual | P | 171 | 16.4724 | 118 | -0.08 | 97 |
IV.VISG.HHZ. | 2021-11-03T15:55:20.69 | 0.1 | undecidable | manual | P | 31 | 14.4744 | 121 | -0.09 | 97 |
IV.MOCL.EHZ. | 2021-11-03T15:55:20.88 | 0.1 | undecidable | manual | P | 238 | 15.0738 | 120 | -0.01 | 98 |
IV.SEI.HHZ. | 2021-11-03T15:55:20.63 | 0.3 | undecidable | manual | S | 151 | 2.8971 | 161 | 0.06 | 75 |
IV.SEI.HHZ. | 2021-11-03T15:55:19.21 | 0.1 | undecidable | manual | P | 151 | 2.8971 | 161 | -0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VISG.HHE. | ML:0.5 | 0.0000353 | 0.58 | AML | other | m | 2021-11-03T15:55:23.15 |
IV.MOCL.EHE. | ML:1.1 | 0.0001235 | 1.06 | AML | other | m | 2021-11-03T15:55:23.45 |
IV.VISG.HHN. | ML:0.6 | 0.00004289999999999999 | 0.7 | AML | other | m | 2021-11-03T15:55:23.83 |
IV.MOCL.EHN. | ML:1.0 | 0.00009305 | 0.34 | AML | other | m | 2021-11-03T15:55:23.45 |