A magnitude ML 0.6 earthquake occured in region: 1 km S Marradi (FI), on
and geographic coordinates (lat, lon) 44.0630, 11.6130 at 6 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 | 2 | 3139 | 3139 |
Palazzuolo sul Senio | FI | 8 | 1154 | 4293 |
Tredozio | FC | 11 | 1212 | 5505 |
Portico e San Benedetto | FC | 14 | 756 | 6261 |
San Godenzo | FI | 15 | 1167 | 7428 |
Premilcuore | FC | 16 | 799 | 8227 |
Modigliana | FC | 18 | 4560 | 12787 |
Casola Valsenio | RA | 18 | 2617 | 15404 |
Rocca San Casciano | FC | 18 | 1910 | 17314 |
Vicchio | FI | 19 | 8044 | 25358 |
Castel del Rio | BO | 19 | 1246 | 26604 |
Firenzuola | FI | 20 | 4726 | 31330 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2023-10-29 08:35:33 |
44.0633 | 11.6128 | 6 | 2023-10-29 08:43:38 |
Sala Sismica INGV-Roma | 122537491 |
Field | Value |
---|---|
Time (UTC) | 2023-10-29 08:35:33 ± 0.11 |
Latitude | 44.0633 ± 0.0036 |
Longitude | 11.6128 ± 0.0063 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 122537491 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 460 |
Semi-minor axis of confidence ellipse (meter) | 73 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 277 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 460.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 92 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
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) | 0.00719 |
Epicentral distance of station farthest from the epicenter (degree) | 0.23742 |
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 | 0.6 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 122537491 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-29 08:43:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RUFI.EHZ. | 2023-10-29T08:35:42.62 | 0.6 | undecidable | manual | S | 198 | 26.3514 | 102 | -0.4 | 45 |
IV.SFI.EHZ. | 2023-10-29T08:35:42.60 | 0.6 | undecidable | manual | S | 133 | 25.6521 | 102 | -0.19 | 47 |
IV.SEI.HHZ. | 2023-10-29T08:35:41.03 | 0.6 | undecidable | manual | S | 267 | 20.2686 | 106 | 0.05 | 49 |
IT.MOG.HNE. | 2023-10-29T08:35:40.09 | 0.6 | undecidable | manual | S | 46 | 17.0718 | 108 | 0.18 | 48 |
IV.RINC.EHZ. | 2023-10-29T08:35:40.97 | 0.6 | undecidable | manual | S | 181 | 19.6692 | 106 | 0.21 | 47 |
IV.VISG.HHZ. | 2023-10-29T08:35:40.93 | 0.6 | undecidable | manual | S | 314 | 19.869 | 106 | 0.08 | 48 |
IV.VMGN.HHZ. | 2023-10-29T08:35:39.40 | 0.6 | undecidable | manual | S | 208 | 13.6752 | 113 | 0.6 | 43 |
IV.SFI.EHZ. | 2023-10-29T08:35:38.56 | 1.0 | undecidable | manual | P | 133 | 25.6521 | 102 | -0.38 | 22 |
IV.RUFI.EHZ. | 2023-10-29T08:35:38.84 | 0.3 | positive | manual | P | 198 | 26.3514 | 102 | -0.23 | 70 |
IV.BOSL.HHE. | 2023-10-29T08:35:38.63 | 0.1 | undecidable | manual | P | 232 | 24.0537 | 103 | 0.01 | 97 |
IT.MOG.HNE. | 2023-10-29T08:35:37.30 | 0.1 | undecidable | manual | P | 46 | 17.0718 | 108 | 0.03 | 98 |
IV.SEI.HHZ. | 2023-10-29T08:35:37.48 | 0.1 | undecidable | manual | P | 267 | 20.2686 | 106 | -0.41 | 90 |
IV.RINC.EHZ. | 2023-10-29T08:35:37.90 | 0.1 | undecidable | manual | P | 181 | 19.6692 | 106 | 0.14 | 96 |
IV.VISG.HHZ. | 2023-10-29T08:35:37.95 | 0.1 | undecidable | manual | P | 314 | 19.869 | 106 | 0.13 | 96 |
IV.VMGN.HHZ. | 2023-10-29T08:35:36.88 | 0.1 | undecidable | manual | P | 208 | 13.6752 | 113 | 0.25 | 94 |
IT.MRR.HGZ. | 2023-10-29T08:35:35.54 | 0.3 | undecidable | manual | S | 276 | 0.7992 | 172 | -0.11 | 74 |
IT.MRR.HGZ. | 2023-10-29T08:35:34.74 | 0.1 | undecidable | manual | P | 276 | 0.7992 | 172 | -0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHE. | ML:0.0 | 0.0000217 | 0.42 | AML | other | m | 2023-10-29T08:35:39.62 |
IV.VMGN.HHN. | ML:0.0 | 0.000025500000000000003 | 1.42 | AML | other | m | 2023-10-29T08:35:40.14 |
IV.SEI.HHN. | ML:0.8 | 0.00005545 | 0.18 | AML | other | m | 2023-10-29T08:35:41.60 |
IV.SEI.HHE. | ML:0.8 | 0.000056149999999999996 | 0.32 | AML | other | m | 2023-10-29T08:35:44.85 |
IV.SFI.EHE. | ML:0.5 | 0.000021945755 | 0.2432 | AML | other | m | 2023-10-29T08:35:43.10 |
IV.SFI.EHN. | ML:0.6 | 0.000023640265000000002 | 0.2432 | AML | other | m | 2023-10-29T08:35:42.90 |