A magnitude ML 1.0 earthquake occured in region: 4 km W Tredozio (FC), on
and geographic coordinates (lat, lon) 44.0890, 11.6920 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 |
---|---|---|---|---|
Tredozio | FC | 4 | 1212 | 1212 |
Marradi | FI | 6 | 3139 | 4351 |
Portico e San Benedetto | FC | 10 | 756 | 5107 |
Modigliana | FC | 11 | 4560 | 9667 |
Palazzuolo sul Senio | FI | 12 | 1154 | 10821 |
Rocca San Casciano | FC | 12 | 1910 | 12731 |
Premilcuore | FC | 14 | 799 | 13530 |
Brisighella | RA | 16 | 7639 | 21169 |
Casola Valsenio | RA | 16 | 2617 | 23786 |
Dovadola | FC | 16 | 1653 | 25439 |
San Godenzo | FI | 19 | 1167 | 26606 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2023-12-12 19:54:08 |
44.0893 | 11.692 | 6 | 2023-12-12 20:04:00 |
Sala Sismica INGV-Roma | 123984561 |
Field | Value |
---|---|
Time (UTC) | 2023-12-12 19:54:08 ± 0.08 |
Latitude | 44.0893 ± 0.0036 |
Longitude | 11.6920 ± 0.0050 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 123984561 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 398 |
Semi-minor axis of confidence ellipse (meter) | 259 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 220 |
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) | 96 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.01619 |
Epicentral distance of station farthest from the epicenter (degree) | 0.50632 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 123984561 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-12-12 20:04:00 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRE.HHZ. | 2023-12-12T19:54:27.69 | 0.6 | undecidable | manual | S | 158 | 56.1993 | 50 | 0.21 | 44 |
IV.CRE.HHZ. | 2023-12-12T19:54:19.32 | 0.3 | undecidable | manual | P | 158 | 56.1993 | 50 | -0.34 | 64 |
IV.VISG.HHZ. | 2023-12-12T19:54:17.41 | 0.6 | undecidable | manual | S | 298 | 23.2545 | 105 | 0.04 | 48 |
IV.SFI.EHZ. | 2023-12-12T19:54:17.91 | 0.6 | undecidable | manual | S | 149 | 23.9538 | 105 | 0.33 | 45 |
IV.VMGN.HHZ. | 2023-12-12T19:54:16.44 | 0.6 | undecidable | manual | S | 220 | 19.6692 | 108 | 0.29 | 46 |
IT.MCS.HGN. | 2023-12-12T19:54:15.99 | 0.1 | undecidable | manual | P | 108 | 34.743 | 100 | -0.07 | 94 |
IV.SFI.EHZ. | 2023-12-12T19:54:13.86 | 0.1 | undecidable | manual | P | 149 | 23.9538 | 105 | -0.09 | 96 |
IT.MOG.HNE. | 2023-12-12T19:54:13.68 | 0.6 | undecidable | manual | S | 34 | 10.7781 | 121 | 0.35 | 46 |
IV.VMGN.HHZ. | 2023-12-12T19:54:13.20 | 0.1 | undecidable | manual | P | 220 | 19.6692 | 108 | 0.08 | 96 |
IV.VISG.HHZ. | 2023-12-12T19:54:13.65 | 0.1 | undecidable | manual | P | 298 | 23.2545 | 105 | -0.17 | 94 |
IT.MRR.HGN. | 2023-12-12T19:54:12.52 | 0.6 | undecidable | manual | S | 248 | 7.5813 | 130 | 0.09 | 49 |
IT.MOG.HNE. | 2023-12-12T19:54:11.65 | 0.1 | undecidable | manual | P | 34 | 10.7781 | 121 | 0.16 | 96 |
IV.LMD.HHZ. | 2023-12-12T19:54:10.96 | 0.6 | undecidable | manual | S | 137 | 1.7982 | 164 | -0.32 | 47 |
IT.MRR.HGN. | 2023-12-12T19:54:10.97 | 0.1 | undecidable | manual | P | 248 | 7.5813 | 130 | 0 | 100 |
IV.LMD.HHZ. | 2023-12-12T19:54:10.15 | 0.1 | undecidable | manual | P | 137 | 1.7982 | 164 | -0.16 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHN. | ML:1.0 | 0.00007255 | 0.3 | AML | other | m | 2023-12-12T19:54:16.97 |
IV.VMGN.HHE. | ML:0.9 | 0.00006925 | 1.66 | AML | other | m | 2023-12-12T19:54:17.00 |
IV.VISG.HHE. | ML:1.0 | 0.00007575 | 0.3 | AML | other | m | 2023-12-12T19:54:17.49 |
IV.VISG.HHN. | ML:1.0 | 0.00007065 | 0.48 | AML | other | m | 2023-12-12T19:54:17.80 |
IV.SFI.EHE. | ML:1.1 | 0.00007700000000000001 | 0.42 | AML | other | m | 2023-12-12T19:54:18.07 |
IV.SFI.EHN. | ML:1.1 | 0.0000746 | 0.42 | AML | other | m | 2023-12-12T19:54:18.20 |