A magnitude ML 0.6 earthquake occured in region: 5 km E Marradi (FI), on
and geographic coordinates (lat, lon) 44.0720, 11.6770 at 8 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 |
---|---|---|---|---|
Marradi | FI | 5 | 3139 | 3139 |
Tredozio | FC | 6 | 1212 | 4351 |
Portico e San Benedetto | FC | 10 | 756 | 5107 |
Palazzuolo sul Senio | FI | 11 | 1154 | 6261 |
Premilcuore | FC | 13 | 799 | 7060 |
Modigliana | FC | 13 | 4560 | 11620 |
Rocca San Casciano | FC | 13 | 1910 | 13530 |
San Godenzo | FI | 17 | 1167 | 14697 |
Casola Valsenio | RA | 18 | 2617 | 17314 |
Dovadola | FC | 18 | 1653 | 18967 |
Brisighella | RA | 18 | 7639 | 26606 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2023-09-18 16:14:18 |
44.0717 | 11.6767 | 8 | 2023-09-18 16:27:01 |
Sala Sismica INGV-Roma | 121197841 |
Field | Value |
---|---|
Time (UTC) | 2023-09-18 16:14:18 ± 0.19 |
Latitude | 44.0717 ± 0.0036 |
Longitude | 11.6767 ± 0.0063 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121197841 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 509 |
Semi-minor axis of confidence ellipse (meter) | 74 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 96 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 510.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 111 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26260 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 121197841 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-18 16:27:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PE3.EHN. | 2023-09-18T16:14:34.35 | 3.0 | undecidable | manual | Sn | -0.31 | 0 | |||
IV.RUFI.EHZ. | 2023-09-18T16:14:28.97 | 0.6 | undecidable | manual | S | 207 | 29.1486 | 105 | -0.04 | 49 |
IV.VISG.HHZ. | 2023-09-18T16:14:27.14 | 0.6 | undecidable | manual | S | 304 | 23.2545 | 108 | 0.08 | 49 |
IV.SFI.EHZ. | 2023-09-18T16:14:26.85 | 0.3 | undecidable | manual | S | 144 | 22.9548 | 108 | -0.1 | 73 |
IV.RINC.EHZ. | 2023-09-18T16:14:26.58 | 0.3 | undecidable | manual | S | 195 | 21.2676 | 110 | 0.18 | 72 |
IV.VMGN.HHZ. | 2023-09-18T16:14:25.59 | 0.6 | undecidable | manual | S | 222 | 17.3715 | 114 | 0.46 | 46 |
IV.PE3.EHZ. | 2023-09-18T16:14:25.71 | 3.0 | positive | manual | P | 0.08 | 0 | |||
IV.RUFI.EHZ. | 2023-09-18T16:14:24.37 | 1.0 | negative | manual | P | 207 | 29.1486 | 105 | -0.22 | 24 |
IT.MOG.HNE. | 2023-09-18T16:14:24.35 | 0.6 | undecidable | manual | S | 33 | 13.0758 | 120 | 0.54 | 45 |
IV.VISG.HHZ. | 2023-09-18T16:14:23.43 | 0.6 | undecidable | manual | P | 304 | 23.2545 | 108 | -0.03 | 50 |
IV.SEI.HHZ. | 2023-09-18T16:14:23.75 | 0.6 | positive | manual | P | 266 | 25.4523 | 107 | -0.13 | 48 |
IV.RINC.EHZ. | 2023-09-18T16:14:23.39 | 1.0 | positive | manual | P | 195 | 21.2676 | 110 | 0.31 | 24 |
IV.VMGN.HHZ. | 2023-09-18T16:14:22.53 | 0.6 | positive | manual | P | 222 | 17.3715 | 114 | 0.18 | 49 |
IV.SFI.EHZ. | 2023-09-18T16:14:22.86 | 1.0 | positive | manual | P | 144 | 22.9548 | 108 | -0.54 | 22 |
IT.MRR.HGE. | 2023-09-18T16:14:21.67 | 0.6 | undecidable | manual | S | 262 | 5.8941 | 142 | -0.24 | 49 |
IT.MOG.HNE. | 2023-09-18T16:14:21.51 | 0.1 | undecidable | manual | P | 33 | 13.0758 | 120 | -0.08 | 100 |
IT.MRR.HGE. | 2023-09-18T16:14:20.23 | 0.1 | undecidable | manual | P | 262 | 5.8941 | 142 | -0.26 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHN. | ML:0.6 | 0.0000337 | 1.74 | AML | other | m | 2023-09-18T16:14:26.88 |
IV.VMGN.HHE. | ML:0.6 | 0.0000388 | 1.64 | AML | other | m | 2023-09-18T16:14:26.03 |