A magnitude ML 1.2 earthquake occured in region: 5 km W Tredozio (FC), on
and geographic coordinates (lat, lon) 44.0780, 11.6850 at 10 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 | 5 | 1212 | 1212 |
Marradi | FI | 6 | 3139 | 4351 |
Portico e San Benedetto | FC | 10 | 756 | 5107 |
Palazzuolo sul Senio | FI | 12 | 1154 | 6261 |
Modigliana | FC | 12 | 4560 | 10821 |
Rocca San Casciano | FC | 13 | 1910 | 12731 |
Premilcuore | FC | 13 | 799 | 13530 |
Dovadola | FC | 17 | 1653 | 15183 |
Casola Valsenio | RA | 17 | 2617 | 17800 |
Brisighella | RA | 17 | 7639 | 25439 |
San Godenzo | FI | 18 | 1167 | 26606 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2023-09-18 07:37:03 |
44.0778 | 11.6853 | 10 | 2023-09-18 07:47:51 |
Sala Sismica INGV-Roma | 121170421 |
Field | Value |
---|---|
Time (UTC) | 2023-09-18 07:37:03 ± 0.06 |
Latitude | 44.0778 ± 0.0027 |
Longitude | 11.6853 ± 0.0038 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121170421 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 340 |
Semi-minor axis of confidence ellipse (meter) | 150 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 54 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 204 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.16548 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27070 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 121170421 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-18 07:47:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RUFI.EHZ. | 2023-09-18T07:37:14.22 | 0.3 | undecidable | manual | S | 208 | 30.0477 | 50 | 0.09 | 73 |
IV.BOSL.HHZ. | 2023-09-18T07:37:14.18 | 0.3 | undecidable | manual | S | 237 | 29.6481 | 50 | 0.15 | 72 |
IV.SEI.HHZ. | 2023-09-18T07:37:13.00 | 0.3 | undecidable | manual | S | 264 | 26.1516 | 50 | -0.09 | 73 |
IV.SFI.EHZ. | 2023-09-18T07:37:12.10 | 0.3 | undecidable | manual | S | 146 | 23.1546 | 113 | -0.02 | 75 |
IV.VISG.HHZ. | 2023-09-18T07:37:12.24 | 0.3 | undecidable | manual | S | 302 | 23.4543 | 113 | 0.01 | 75 |
IV.RINC.EHZ. | 2023-09-18T07:37:11.77 | 0.1 | undecidable | manual | S | 196 | 22.1556 | 114 | -0.03 | 100 |
IV.VMGN.HHZ. | 2023-09-18T07:37:10.50 | 0.3 | undecidable | manual | S | 222 | 18.3705 | 118 | -0.12 | 74 |
IV.RUFI.EHZ. | 2023-09-18T07:37:09.48 | 0.1 | undecidable | manual | P | 208 | 30.0477 | 50 | -0.11 | 97 |
IV.BOSL.HHZ. | 2023-09-18T07:37:09.59 | 0.1 | undecidable | manual | P | 237 | 29.6481 | 50 | 0.06 | 98 |
IV.VISG.HHZ. | 2023-09-18T07:37:08.55 | 0.1 | undecidable | manual | P | 302 | 23.4543 | 113 | 0.06 | 99 |
IV.SEI.HHZ. | 2023-09-18T07:37:08.83 | 0.1 | undecidable | manual | P | 264 | 26.1516 | 50 | -0.16 | 97 |
IV.RINC.EHZ. | 2023-09-18T07:37:08.27 | 0.1 | undecidable | manual | P | 196 | 22.1556 | 114 | 0.02 | 100 |
IV.SFI.EHZ. | 2023-09-18T07:37:08.44 | 0.1 | undecidable | manual | P | 146 | 23.1546 | 113 | 0.01 | 100 |
IV.VMGN.HHZ. | 2023-09-18T07:37:07.68 | 0.1 | undecidable | manual | P | 222 | 18.3705 | 118 | 0.12 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHE. | ML:1.1 | 0.00010203735499999999 | 0.224 | AML | other | m | 2023-09-18T07:37:11.31 |
IV.VMGN.HHN. | ML:1.1 | 0.00010361839000000001 | 0.32 | AML | other | m | 2023-09-18T07:37:12.69 |
IV.RINC.EHE. | ML:1.4 | 0.0001683908 | 0.2432 | AML | other | m | 2023-09-18T07:37:12.58 |
IV.RINC.EHN. | ML:1.2 | 0.000117410395 | 0.3008 | AML | other | m | 2023-09-18T07:37:12.84 |
IV.SFI.HNE. | ML:1.4 | 0.00016340975000000003 | 0.16 | AML | other | m | 2023-09-18T07:37:12.57 |
IV.SFI.HNN. | ML:1.4 | 0.0001528572 | 0.7296 | AML | other | m | 2023-09-18T07:37:12.08 |
IV.SFI.EHE. | ML:1.4 | 0.00016785434999999998 | 0.1984 | AML | other | m | 2023-09-18T07:37:12.20 |
IV.SFI.EHN. | ML:1.3 | 0.000132528 | 0.1856 | AML | other | m | 2023-09-18T07:37:12.22 |
IV.VISG.HHE. | ML:1.0 | 0.000059415355000000004 | 0.096 | AML | other | m | 2023-09-18T07:37:12.99 |
IV.VISG.HHN. | ML:1.1 | 0.00008731457000000001 | 0.1024 | AML | other | m | 2023-09-18T07:37:13.38 |
IV.SEI.HHE. | ML:1.9 | 0.0004200449 | 0.2816 | AML | other | m | 2023-09-18T07:37:13.16 |
IV.SEI.HHN. | ML:2.0 | 0.0005624713 | 0.224 | AML | other | m | 2023-09-18T07:37:13.55 |
IV.RUFI.EHE. | ML:0.9 | 0.000036149205 | 0.3968 | AML | other | m | 2023-09-18T07:37:15.07 |
IV.RUFI.EHN. | ML:1.2 | 0.00008301926500000001 | 0.2752 | AML | other | m | 2023-09-18T07:37:14.31 |
IV.BOSL.HHE. | ML:0.9 | 0.000033974335 | 0.1984 | AML | other | m | 2023-09-18T07:37:14.36 |
IV.BOSL.HHN. | ML:1.0 | 0.00004644778 | 0.16 | AML | other | m | 2023-09-18T07:37:14.75 |