A magnitude ML 1.1 earthquake occured in region: 8 km W Firenzuola (FI), on
and geographic coordinates (lat, lon) 44.1390, 11.2840 at 14 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 | 8 | 4726 | 4726 |
San Benedetto Val di Sambro | BO | 10 | 4315 | 9041 |
Monghidoro | BO | 10 | 3749 | 12790 |
Castiglione dei Pepoli | BO | 10 | 5648 | 18438 |
Vernio | PO | 14 | 6060 | 24498 |
Loiano | BO | 15 | 4294 | 28792 |
Monzuno | BO | 16 | 6328 | 35120 |
Barberino di Mugello | FI | 16 | 10836 | 45956 |
Camugnano | BO | 16 | 1885 | 47841 |
Grizzana Morandi | BO | 17 | 3916 | 51757 |
Cantagallo | PO | 19 | 3105 | 54862 |
Castel del Rio | BO | 20 | 1246 | 56108 |
Scarperia e San Piero | FI | 20 | 12217 | 68325 |
Castel di Casio | BO | 20 | 3448 | 71773 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-02-04 00:38:45 |
44.1388 | 11.2835 | 14 | 2023-02-04 00:52:22 |
Sala Sismica INGV-Roma | 114030251 |
Field | Value |
---|---|
Time (UTC) | 2023-02-04 00:38:45 ± 0.08 |
Latitude | 44.1388 ± 0.0036 |
Longitude | 11.2835 ± 0.0038 |
Depth (km) | 14 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 114030251 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 400 |
Semi-minor axis of confidence ellipse (meter) | 35 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 19 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 177 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38941 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 114030251 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-04 00:52:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.POPM.HHZ. | 2023-02-04T00:38:59.52 | 0.3 | undecidable | manual | S | 256 | 43.2234 | 96 | 0.32 | 68 |
IV.PII.HHZ. | 2023-02-04T00:38:58.68 | 3.0 | negative | manual | P | -0.07 | 0 | |||
IV.RUFI.EHZ. | 2023-02-04T00:38:57.78 | 0.6 | undecidable | manual | S | 152 | 37.9287 | 97 | -0.02 | 49 |
IV.LMD.HHZ. | 2023-02-04T00:38:56.97 | 0.6 | undecidable | manual | S | 101 | 34.4433 | 98 | 0.1 | 48 |
IV.VMGN.HHZ. | 2023-02-04T00:38:55.70 | 0.6 | undecidable | manual | S | 136 | 28.5492 | 101 | 0.39 | 46 |
IV.MPPT.EHZ. | 2023-02-04T00:38:54.42 | 0.3 | undecidable | manual | S | 217 | 25.3524 | 104 | -0.06 | 74 |
IV.BOSL.HHZ. | 2023-02-04T00:38:54.18 | 0.3 | undecidable | manual | S | 163 | 24.1536 | 105 | 0 | 75 |
GU.POPM.HHZ. | 2023-02-04T00:38:53.34 | 0.3 | undecidable | manual | P | 256 | 43.2234 | 96 | 0.07 | 72 |
IV.LMD.HHZ. | 2023-02-04T00:38:52.07 | 0.6 | undecidable | manual | P | 101 | 34.4433 | 98 | 0.15 | 48 |
IV.MOCL.EHZ. | 2023-02-04T00:38:52.25 | 0.6 | undecidable | manual | S | 209 | 16.9719 | 116 | -0.12 | 50 |
IV.RUFI.EHZ. | 2023-02-04T00:38:52.32 | 0.6 | positive | manual | P | 152 | 37.9287 | 97 | -0.14 | 47 |
IV.SEI.HHZ. | 2023-02-04T00:38:51.10 | 0.3 | undecidable | manual | S | 147 | 11.1777 | 132 | 0.02 | 76 |
IV.FNVD.HHZ. | 2023-02-04T00:38:51.53 | 0.3 | undecidable | manual | S | 284 | 13.1757 | 126 | 0.03 | 75 |
IV.MPPT.EHZ. | 2023-02-04T00:38:50.44 | 0.3 | undecidable | manual | P | 217 | 25.3524 | 104 | -0.1 | 73 |
IV.BOSL.HHZ. | 2023-02-04T00:38:50.30 | 0.3 | positive | manual | P | 163 | 24.1536 | 105 | -0.07 | 74 |
IV.VMGN.HHZ. | 2023-02-04T00:38:50.95 | 0.3 | undecidable | manual | P | 136 | 28.5492 | 101 | -0.07 | 73 |
IV.MOCL.EHZ. | 2023-02-04T00:38:49.25 | 0.3 | undecidable | manual | P | 209 | 16.9719 | 116 | -0.07 | 75 |
IV.SEI.HHZ. | 2023-02-04T00:38:48.43 | 0.1 | undecidable | manual | P | 147 | 11.1777 | 132 | -0.15 | 99 |
IV.FNVD.HHZ. | 2023-02-04T00:38:48.72 | 0.1 | negative | manual | P | 284 | 13.1757 | 126 | -0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FNVD.HHN. | ML:1.4 | 0.00021100000000000003 | 0.1 | AML | other | m | 2023-02-04T00:38:51.86 |
IV.FNVD.HHE. | ML:1.2 | 0.00014022015 | 0.08 | AML | other | m | 2023-02-04T00:38:51.93 |
IV.MPPT.EHN. | ML:1.4 | 0.00015 | 0.22 | AML | other | m | 2023-02-04T00:38:54.86 |
IV.MPPT.EHE. | ML:1.3 | 0.00010230823 | 0.24 | AML | other | m | 2023-02-04T00:38:54.76 |
GU.POPM.HHE. | ML:1.0 | 0.000029491065 | 0.22 | AML | other | m | 2023-02-04T00:39:01.08 |
GU.POPM.HHN. | ML:1.2 | 0.000049860055 | 0.22 | AML | other | m | 2023-02-04T00:39:00.00 |
IV.LMD.HHE. | ML:0.7 | 0.000019951960000000002 | 0.16 | AML | other | m | 2023-02-04T00:38:59.61 |
IV.LMD.HHN. | ML:0.7 | 0.00002077142 | 0.16 | AML | other | m | 2023-02-04T00:38:57.50 |
IV.RUFI.EHE. | ML:0.8 | 0.00002591642 | 0.3 | AML | other | m | 2023-02-04T00:38:59.36 |
IV.RUFI.EHN. | ML:0.8 | 0.000021849576000000003 | 0.58 | AML | other | m | 2023-02-04T00:38:59.34 |
IV.PII.HHE. | ML:1.5 | 0.00004572059 | 1.78 | AML | other | m | 2023-02-04T00:39:14.09 |
IV.PII.HHN. | ML:1.2 | 0.00002431937 | 0.32 | AML | other | m | 2023-02-04T00:39:10.56 |