A magnitude ML 0.8 earthquake occured in region: 3 km SE Firenzuola (FI), on
and geographic coordinates (lat, lon) 44.0940, 11.4070 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 | 4 | 4726 | 4726 |
Palazzuolo sul Senio | FI | 12 | 1154 | 5880 |
Borgo San Lorenzo | FI | 16 | 18211 | 24091 |
Castel del Rio | BO | 16 | 1246 | 25337 |
Monghidoro | BO | 16 | 3749 | 29086 |
Scarperia e San Piero | FI | 16 | 12217 | 41303 |
Marradi | FI | 17 | 3139 | 44442 |
Barberino di Mugello | FI | 17 | 10836 | 55278 |
Vicchio | FI | 18 | 8044 | 63322 |
San Benedetto Val di Sambro | BO | 19 | 4315 | 67637 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2023-05-08 10:00:19 |
44.0943 | 11.4068 | 9 | 2023-05-08 10:43:09 |
Sala Sismica INGV-Roma | 117145841 |
Field | Value |
---|---|
Time (UTC) | 2023-05-08 10:00:19 ± 0.19 |
Latitude | 44.0943 ± 0.0072 |
Longitude | 11.4068 ± 0.0138 |
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 | 117145841 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1034 |
Semi-minor axis of confidence ellipse (meter) | 727 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 269 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1030.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 142 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.31 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36872 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 117145841 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-08 10:43:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MUCR.HHZ. | 2023-05-08T10:01:50.99 | 3.0 | undecidable | manual | Pg | 14.61 | 0 | |||
IV.GIUL.HHZ. | 2023-05-08T10:01:43.75 | 3.0 | undecidable | manual | Sg | 12.64 | 0 | |||
IV.MTCE.HHZ. | 2023-05-08T10:01:33.62 | 3.0 | undecidable | manual | Sg | 13.05 | 0 | |||
IV.QLNO.HHZ. | 2023-05-08T10:01:04.12 | 3.0 | undecidable | manual | Pg | 15.59 | 0 | |||
IV.VOBA.EHZ. | 2023-05-08T10:00:56.54 | 3.0 | undecidable | manual | Sn | 1.44 | 0 | |||
GU.RNCA.HHZ. | 2023-05-08T10:00:40.76 | 3.0 | undecidable | manual | Pn | -1.5 | 0 | |||
IV.COR1.EHZ. | 2023-05-08T10:00:40.19 | 3.0 | undecidable | manual | Sn | -0.87 | 0 | |||
IV.SFI.EHE. | 2023-05-08T10:00:33.23 | 0.6 | undecidable | manual | S | 121 | 40.9257 | 50 | 0.3 | 45 |
NI.VINO.HHZ. | 2023-05-08T10:00:30.88 | 3.0 | undecidable | manual | S | -0.79 | 0 | |||
IV.GUMA.HHZ. | 2023-05-08T10:00:28.36 | 3.0 | undecidable | manual | Pn | 2 | 0 | |||
IV.LMD.HHZ. | 2023-05-08T10:00:28.01 | 0.6 | undecidable | manual | S | 94 | 24.0537 | 110 | 0.13 | 48 |
IV.VMGN.HHZ. | 2023-05-08T10:00:26.55 | 0.6 | undecidable | manual | S | 147 | 18.4704 | 115 | 0.44 | 45 |
IV.SFI.EHE. | 2023-05-08T10:00:26.70 | 0.1 | undecidable | manual | P | 121 | 40.9257 | 50 | -0.35 | 89 |
IV.ATCC.EHZ. | 2023-05-08T10:00:26.00 | 3.0 | undecidable | manual | P | 0.34 | 0 | |||
IV.MTRZ.HNE. | 2023-05-08T10:00:24.79 | 0.1 | undecidable | manual | P | 3 | 24.2535 | 110 | 0.6 | 85 |
IV.VISG.HHZ. | 2023-05-08T10:00:23.48 | 0.6 | undecidable | manual | S | 12 | 10.6782 | 129 | -0.33 | 47 |
IV.LMD.HHZ. | 2023-05-08T10:00:23.88 | 0.1 | undecidable | manual | P | 94 | 24.0537 | 110 | -0.26 | 93 |
IV.VMGN.HHZ. | 2023-05-08T10:00:23.12 | 0.1 | undecidable | manual | P | 147 | 18.4704 | 115 | 0.01 | 99 |
IV.SEI.HHZ. | 2023-05-08T10:00:22.62 | 0.6 | undecidable | manual | S | 221 | 5.8941 | 146 | -0.04 | 50 |
IV.SEI.HHZ. | 2023-05-08T10:00:21.06 | 0.1 | positive | manual | P | 221 | 5.8941 | 146 | -0.06 | 100 |
IV.VISG.HHZ. | 2023-05-08T10:00:21.66 | 0.1 | positive | manual | P | 12 | 10.6782 | 129 | -0.12 | 98 |
IV.ATPI.EHZ. | 2023-05-08T10:00:21.98 | 3.0 | negative | manual | Pn | -0.99 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SEI.HHN. | ML:1.2 | 0.0002875 | 0.4 | AML | other | m | 2023-05-08T10:00:23.42 |
IV.SEI.HHE. | ML:1.1 | 0.000234 | 0.42 | AML | other | m | 2023-05-08T10:00:23.27 |
IV.VISG.HHE. | ML:0.9 | 0.00009434999999999999 | 1.64 | AML | other | m | 2023-05-08T10:00:24.86 |
IV.VISG.HHN. | ML:0.7 | 0.0000722 | 0.32 | AML | other | m | 2023-05-08T10:00:25.20 |
IV.LMD.HHN. | ML:0.9 | 0.000042499999999999996 | 0.26 | AML | other | m | 2023-05-08T10:00:28.32 |
IV.LMD.HHE. | ML:0.8 | 0.000038599999999999996 | 0.58 | AML | other | m | 2023-05-08T10:00:29.54 |
IV.VMGN.HHE. | ML:0.1 | 0.000008980717500000001 | 1.0432 | AML | other | m | 2023-05-08T10:00:27.37 |
IV.VMGN.HHN. | ML:0.3 | 0.00001662989 | 0.224 | AML | other | m | 2023-05-08T10:00:27.94 |