A magnitude ML 1.1 earthquake occured in region: 4 km W Tredozio (FC), on
and geographic coordinates (lat, lon) 44.0790, 11.6930 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 | 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 |
Brisighella | RA | 17 | 7639 | 22822 |
Casola Valsenio | RA | 17 | 2617 | 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 1.1 | 2023-09-18 13:45:32 |
44.0792 | 11.6933 | 10 | 2023-09-18 13:51:44 |
Sala Sismica INGV-Roma | 121189901 |
Field | Value |
---|---|
Time (UTC) | 2023-09-18 13:45:32 ± 0.07 |
Latitude | 44.0792 ± 0.0027 |
Longitude | 11.6933 ± 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 | 121189901 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 398 |
Semi-minor axis of confidence ellipse (meter) | 183 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 45 |
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) | 142 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
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) | 0.16997 |
Epicentral distance of station farthest from the epicenter (degree) | 0.56118 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 121189901 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-18 13:51:44 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RUFI.EHZ. | 2023-09-18T13:45:43.77 | 0.3 | undecidable | manual | S | 209 | 30.5472 | 50 | 0.09 | 97 |
IV.BLLA.EHZ. | 2023-09-18T13:45:43.68 | 0.6 | undecidable | manual | P | 83 | 62.2932 | 50 | -0.32 | 58 |
IV.BOSL.HHZ. | 2023-09-18T13:45:43.79 | 0.3 | undecidable | manual | S | 237 | 30.2475 | 50 | 0.17 | 96 |
IV.CRE.HHZ. | 2023-09-18T13:45:43.13 | 0.6 | undecidable | manual | P | 158 | 55.1004 | 50 | 0.25 | 60 |
IV.SEI.HHZ. | 2023-09-18T13:45:42.50 | 0.3 | undecidable | manual | S | 264 | 26.8509 | 50 | -0.19 | 96 |
IV.RINC.EHZ. | 2023-09-18T13:45:41.36 | 0.3 | undecidable | manual | S | 198 | 22.4553 | 114 | -0.02 | 100 |
IV.SFI.EHZ. | 2023-09-18T13:45:41.53 | 0.3 | undecidable | manual | S | 148 | 22.8549 | 114 | 0.01 | 100 |
IV.VISG.HHZ. | 2023-09-18T13:45:41.97 | 0.3 | undecidable | manual | S | 301 | 23.9538 | 113 | 0.11 | 98 |
IV.VMGN.HHZ. | 2023-09-18T13:45:40.00 | 0.3 | undecidable | manual | S | 223 | 18.87 | 118 | -0.25 | 96 |
IV.BOSL.HHZ. | 2023-09-18T13:45:39.08 | 0.3 | undecidable | manual | P | 237 | 30.2475 | 50 | 0.01 | 99 |
IV.RUFI.EHZ. | 2023-09-18T13:45:39.02 | 0.3 | positive | manual | P | 209 | 30.5472 | 50 | -0.08 | 97 |
IV.VISG.HHZ. | 2023-09-18T13:45:38.10 | 0.3 | negative | manual | P | 301 | 23.9538 | 113 | 0.05 | 99 |
IV.SEI.HHZ. | 2023-09-18T13:45:38.42 | 0.6 | negative | manual | P | 264 | 26.8509 | 50 | -0.11 | 65 |
IV.VMGN.HHZ. | 2023-09-18T13:45:37.24 | 0.3 | positive | manual | P | 223 | 18.87 | 118 | 0.12 | 99 |
IV.RINC.EHZ. | 2023-09-18T13:45:37.79 | 0.3 | undecidable | manual | P | 198 | 22.4553 | 114 | 0.02 | 100 |
IV.SFI.EHZ. | 2023-09-18T13:45:37.92 | 0.6 | negative | manual | P | 148 | 22.8549 | 114 | 0.07 | 66 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHE. | ML:0.8 | 0.000046 | 0.42 | AML | other | m | 2023-09-18T13:45:41.63 |
IV.SFI.EHE. | ML:1.1 | 0.00007363 | 1.28 | AML | other | m | 2023-09-18T13:45:41.71 |
IV.RINC.EHE. | ML:1.3 | 0.00013455 | 0.98 | AML | other | m | 2023-09-18T13:45:42.01 |
IV.RINC.EHN. | ML:1.0 | 0.00006470000000000001 | 0.66 | AML | other | m | 2023-09-18T13:45:42.11 |
IV.SFI.EHN. | ML:1.1 | 0.000079 | 1.08 | AML | other | m | 2023-09-18T13:45:42.28 |
IV.VISG.HHN. | ML:1.0 | 0.00005715 | 0.34 | AML | other | m | 2023-09-18T13:45:42.33 |
IV.SEI.HHE. | ML:1.5 | 0.0001688 | 0.3 | AML | other | m | 2023-09-18T13:45:43.17 |
IV.SEI.HHN. | ML:1.5 | 0.000189 | 0.18 | AML | other | m | 2023-09-18T13:45:43.31 |
IV.VMGN.HHN. | ML:0.7 | 0.000039575 | 0.52 | AML | other | m | 2023-09-18T13:45:43.33 |
IV.VISG.HHE. | ML:0.9 | 0.00004415 | 0.42 | AML | other | m | 2023-09-18T13:45:45.62 |