A magnitude ML 0.8 earthquake occured in region: 4 km W Tredozio (FC), on
and geographic coordinates (lat, lon) 44.0800, 11.6940 at 5 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 | 9 | 756 | 5107 |
Modigliana | FC | 12 | 4560 | 9667 |
Rocca San Casciano | FC | 12 | 1910 | 11577 |
Palazzuolo sul Senio | FI | 12 | 1154 | 12731 |
Premilcuore | FC | 13 | 799 | 13530 |
Dovadola | FC | 16 | 1653 | 15183 |
Casola Valsenio | RA | 17 | 2617 | 17800 |
Brisighella | RA | 17 | 7639 | 25439 |
San Godenzo | FI | 18 | 1167 | 26606 |
Galeata | FC | 20 | 2516 | 29122 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2023-09-19 12:49:08 |
44.0795 | 11.6935 | 5 | 2023-09-19 12:56:11 |
Sala Sismica INGV-Roma | 121231431 |
Field | Value |
---|---|
Time (UTC) | 2023-09-19 12:49:08 ± 0.12 |
Latitude | 44.0795 ± 0.0027 |
Longitude | 11.6935 ± 0.0050 |
Depth (km) | 5 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121231431 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 367 |
Semi-minor axis of confidence ellipse (meter) | 276 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 72 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 370.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 161 |
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) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00989 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27519 |
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 | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 121231431 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-19 12:56:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RUFI.EHZ. | 2023-09-19T12:49:18.92 | 0.6 | undecidable | manual | S | 209 | 30.5472 | 100 | -0.16 | 46 |
IV.VISG.HHZ. | 2023-09-19T12:49:17.02 | 0.6 | undecidable | manual | S | 301 | 23.9538 | 103 | 0.18 | 47 |
IV.SEI.HHZ. | 2023-09-19T12:49:17.72 | 0.6 | undecidable | manual | S | 264 | 26.8509 | 101 | -0.1 | 47 |
IV.RINC.EHZ. | 2023-09-19T12:49:16.41 | 0.3 | undecidable | manual | S | 198 | 22.4553 | 104 | 0.06 | 72 |
IV.VMGN.HHZ. | 2023-09-19T12:49:15.26 | 0.3 | undecidable | manual | S | 223 | 18.87 | 106 | 0.13 | 71 |
IV.RUFI.EHZ. | 2023-09-19T12:49:14.18 | 1.0 | negative | manual | P | 209 | 30.5472 | 100 | -0.35 | 22 |
IV.VISG.HHZ. | 2023-09-19T12:49:13.23 | 0.1 | positive | manual | P | 301 | 23.9538 | 103 | 0 | 97 |
IV.RINC.EHZ. | 2023-09-19T12:49:13.02 | 0.1 | undecidable | manual | P | 198 | 22.4553 | 104 | 0.07 | 96 |
IV.SEI.HHZ. | 2023-09-19T12:49:13.48 | 0.6 | undecidable | manual | P | 264 | 26.8509 | 101 | -0.32 | 45 |
IV.VMGN.HHZ. | 2023-09-19T12:49:12.36 | 0.6 | positive | manual | P | 223 | 18.87 | 106 | 0.11 | 48 |
IT.MRR.HGZ. | 2023-09-19T12:49:11.44 | 0.6 | undecidable | manual | S | 257 | 7.3815 | 126 | -0.05 | 49 |
IT.MRR.HGZ. | 2023-09-19T12:49:10.23 | 0.1 | undecidable | manual | P | 257 | 7.3815 | 126 | 0.08 | 98 |
IV.LMD.HHZ. | 2023-09-19T12:49:10.19 | 0.1 | undecidable | manual | S | 102 | 1.0989 | 168 | -0.04 | 100 |
IV.LMD.HHZ. | 2023-09-19T12:49:09.45 | 0.1 | undecidable | manual | P | 102 | 1.0989 | 168 | 0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHE. | ML:0.0 | 0.0011542105 | 0.1216 | AML | other | m | 2023-09-19T12:49:10.30 |
IV.LMD.HHN. | ML:0.0 | 0.0015717059999999998 | 0.096 | AML | other | m | 2023-09-19T12:49:10.31 |
IV.VMGN.HHN. | ML:0.8 | 0.00005012813 | 0.2624 | AML | other | m | 2023-09-19T12:49:15.86 |
IV.VMGN.HHE. | ML:0.8 | 0.000048614145 | 0.2176 | AML | other | m | 2023-09-19T12:49:15.88 |
IV.VISG.HHN. | ML:0.7 | 0.00003095 | 0.1 | AML | other | m | 2023-09-19T12:49:17.34 |
IV.VISG.HHE. | ML:0.7 | 0.00002859165 | 0.2432 | AML | other | m | 2023-09-19T12:49:17.45 |
IV.SEI.HHE. | ML:1.1 | 0.00008231988500000001 | 0.16 | AML | other | m | 2023-09-19T12:49:18.44 |
IV.SEI.HHN. | ML:1.4 | 0.00014800000000000002 | 0.26 | AML | other | m | 2023-09-19T12:49:18.27 |
IV.RUFI.EHE. | ML:0.3 | 0.000009797054999999998 | 0.3584 | AML | other | m | 2023-09-19T12:49:19.91 |
IV.RUFI.EHN. | ML:0.9 | 0.00004042188 | 0.2752 | AML | other | m | 2023-09-19T12:49:18.98 |