A magnitude ML 0.3 earthquake occured in region: 5 km W Tredozio (FC), on
and geographic coordinates (lat, lon) 44.0680, 11.6850 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 | 5 | 1212 | 1212 |
Marradi | FI | 6 | 3139 | 4351 |
Portico e San Benedetto | FC | 9 | 756 | 5107 |
Palazzuolo sul Senio | FI | 12 | 1154 | 6261 |
Premilcuore | FC | 13 | 799 | 7060 |
Rocca San Casciano | FC | 13 | 1910 | 8970 |
Modigliana | FC | 13 | 4560 | 13530 |
San Godenzo | FI | 17 | 1167 | 14697 |
Dovadola | FC | 17 | 1653 | 16350 |
Casola Valsenio | RA | 18 | 2617 | 18967 |
Brisighella | RA | 18 | 7639 | 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 0.3 | 2023-09-18 17:28:36 |
44.0683 | 11.6848 | 5 | 2023-09-18 17:35:57 |
Sala Sismica INGV-Roma | 121200171 |
Field | Value |
---|---|
Time (UTC) | 2023-09-18 17:28:36 ± 0.15 |
Latitude | 44.0683 ± 0.0036 |
Longitude | 11.6848 ± 0.0063 |
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 | 121200171 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 470 |
Semi-minor axis of confidence ellipse (meter) | 145 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 288 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 470.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 86 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.21674 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.3 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 121200171 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-18 17:35:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
ZO.PDN2.EHN. | 2023-09-18T17:28:46.33 | 3.0 | negative | manual | P | -0.77 | 0 | |||
IV.VISG.HHE. | 2023-09-18T17:28:44.57 | 0.3 | undecidable | manual | S | 304 | 24.0537 | 101 | 0.03 | 73 |
IV.RINC.EHZ. | 2023-09-18T17:28:43.80 | 0.3 | undecidable | manual | S | 197 | 21.0678 | 103 | 0.25 | 70 |
IV.SFI.EHZ. | 2023-09-18T17:28:43.95 | 0.3 | undecidable | manual | S | 144 | 22.2555 | 102 | 0 | 74 |
IV.VMGN.HHZ. | 2023-09-18T17:28:42.62 | 0.3 | undecidable | manual | S | 224 | 17.4714 | 105 | 0.28 | 70 |
IV.SBPO.HNZ. | 2023-09-18T17:28:42.21 | 3.0 | undecidable | manual | P | 0.87 | 0 | |||
IT.MOG.HNE. | 2023-09-18T17:28:41.49 | 0.3 | undecidable | manual | S | 30 | 13.0758 | 110 | 0.62 | 64 |
IV.SFI.EHZ. | 2023-09-18T17:28:40.36 | 0.6 | positive | manual | P | 144 | 22.2555 | 102 | -0.25 | 47 |
GU.GSCL.HHE. | 2023-09-18T17:28:40.37 | 3.0 | undecidable | manual | P | 0.34 | 0 | |||
IV.VISG.HHE. | 2023-09-18T17:28:40.54 | 0.3 | undecidable | manual | P | 304 | 24.0537 | 101 | -0.41 | 67 |
IV.RINC.EHZ. | 2023-09-18T17:28:40.21 | 0.3 | undecidable | manual | P | 197 | 21.0678 | 103 | -0.17 | 71 |
IV.VMGN.HHZ. | 2023-09-18T17:28:39.71 | 0.6 | positive | manual | P | 224 | 17.4714 | 105 | 0.03 | 49 |
IT.MRR.HGE. | 2023-09-18T17:28:38.90 | 0.3 | undecidable | manual | S | 266 | 6.4935 | 126 | 0.06 | 75 |
IT.MOG.HNE. | 2023-09-18T17:28:38.77 | 0.3 | undecidable | manual | P | 30 | 13.0758 | 110 | -0.06 | 74 |
IT.MRR.HGE. | 2023-09-18T17:28:37.61 | 0.1 | undecidable | manual | P | 266 | 6.4935 | 126 | -0.05 | 100 |
IV.LMD.HHZ. | 2023-09-18T17:28:37.69 | 0.3 | undecidable | manual | S | 60 | 2.0979 | 156 | -0.14 | 74 |
IV.LMD.HHZ. | 2023-09-18T17:28:36.86 | 0.3 | undecidable | manual | P | 60 | 2.0979 | 156 | -0.22 | 73 |
IV.FNVD.HHE. | 2023-09-18T17:28:35.14 | 3.0 | undecidable | manual | P | -0.82 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHE. | ML:0.2 | 0.000013731009499999999 | 0.192 | AML | other | m | 2023-09-18T17:28:43.19 |
IV.VMGN.HHN. | ML:0.2 | 0.000014329485 | 0.2176 | AML | other | m | 2023-09-18T17:28:43.04 |
IV.SFI.EHE. | ML:0.3 | 0.00001608538 | 0.128 | AML | other | m | 2023-09-18T17:28:44.51 |
IV.SFI.EHN. | ML:0.3 | 0.000014150345 | 1.0624 | AML | other | m | 2023-09-18T17:28:44.77 |