A magnitude ML 0.6 earthquake occured in region: 1 km S Marradi (FI), on
and geographic coordinates (lat, lon) 44.0670, 11.6140 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 | 1 | 3139 | 3139 |
Palazzuolo sul Senio | FI | 7 | 1154 | 4293 |
Tredozio | FC | 11 | 1212 | 5505 |
Portico e San Benedetto | FC | 14 | 756 | 6261 |
San Godenzo | FI | 16 | 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 |
Castel del Rio | BO | 19 | 1246 | 18560 |
Vicchio | FI | 19 | 8044 | 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 07:48:11 |
44.0668 | 11.6137 | 6 | 2023-10-29 07:52:49 |
Sala Sismica INGV-Roma | 122535221 |
Field | Value |
---|---|
Time (UTC) | 2023-10-29 07:48:11 ± 0.09 |
Latitude | 44.0668 ± 0.0027 |
Longitude | 11.6137 ± 0.0050 |
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 | 122535221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 360 |
Semi-minor axis of confidence ellipse (meter) | 48 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 287 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 360.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 93 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00809 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24012 |
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 | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 122535221 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-29 07:52:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RUFI.EHZ. | 2023-10-29T07:48:20.27 | 0.6 | undecidable | manual | S | 198 | 26.6511 | 102 | -0.34 | 45 |
IV.SFI.EHZ. | 2023-10-29T07:48:20.22 | 0.6 | undecidable | manual | S | 134 | 25.8519 | 103 | -0.11 | 47 |
IV.BOSL.HHZ. | 2023-10-29T07:48:19.97 | 0.6 | undecidable | manual | S | 232 | 24.3534 | 104 | 0.17 | 47 |
IV.VISG.HHZ. | 2023-10-29T07:48:18.48 | 0.6 | undecidable | manual | S | 314 | 19.6692 | 107 | 0.23 | 47 |
IV.SEI.HHZ. | 2023-10-29T07:48:18.35 | 0.6 | undecidable | manual | S | 266 | 20.3685 | 106 | -0.13 | 48 |
IV.RINC.EHZ. | 2023-10-29T07:48:18.66 | 0.6 | undecidable | manual | S | 182 | 19.9689 | 106 | 0.3 | 46 |
IT.MOG.HNZ. | 2023-10-29T07:48:17.58 | 0.6 | undecidable | manual | S | 47 | 16.7721 | 109 | 0.29 | 46 |
IV.VMGN.HHZ. | 2023-10-29T07:48:16.81 | 0.6 | undecidable | manual | S | 207 | 13.9749 | 113 | 0.41 | 45 |
IV.SFI.EHZ. | 2023-10-29T07:48:16.13 | 0.6 | negative | manual | P | 134 | 25.8519 | 103 | -0.31 | 45 |
IV.RUFI.EHZ. | 2023-10-29T07:48:16.35 | 0.3 | positive | manual | P | 198 | 26.6511 | 102 | -0.25 | 69 |
IV.BOSL.HHZ. | 2023-10-29T07:48:16.21 | 0.1 | undecidable | manual | P | 232 | 24.3534 | 104 | 0.07 | 96 |
IV.RINC.EHZ. | 2023-10-29T07:48:15.37 | 0.1 | undecidable | manual | P | 182 | 19.9689 | 106 | 0.07 | 97 |
IV.VISG.HHZ. | 2023-10-29T07:48:15.10 | 0.1 | undecidable | manual | P | 314 | 19.6692 | 107 | -0.14 | 95 |
IV.SEI.HHZ. | 2023-10-29T07:48:15.26 | 0.1 | negative | manual | P | 266 | 20.3685 | 106 | -0.11 | 96 |
IV.VMGN.HHZ. | 2023-10-29T07:48:14.39 | 0.3 | positive | manual | P | 207 | 13.9749 | 113 | 0.22 | 71 |
IT.MOG.HNZ. | 2023-10-29T07:48:14.73 | 0.1 | undecidable | manual | P | 47 | 16.7721 | 109 | 0.05 | 98 |
IT.MRR.HGZ. | 2023-10-29T07:48:13.05 | 0.3 | undecidable | manual | S | 250 | 0.8991 | 172 | -0.13 | 74 |
IT.MRR.HGZ. | 2023-10-29T07:48:12.25 | 0.1 | undecidable | manual | P | 250 | 0.8991 | 172 | -0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SEI.HHE. | ML:1.0 | 0.00006888275000000001 | 0.2368 | AML | other | m | 2023-10-29T07:48:18.76 |
IV.SEI.HHN. | ML:1.2 | 0.0001315 | 0.18 | AML | other | m | 2023-10-29T07:48:19.06 |
IV.VMGN.HHE. | ML:0.2 | 0.000019058975 | 0.1792 | AML | other | m | 2023-10-29T07:48:16.93 |
IV.VMGN.HHN. | ML:-0.1 | 0.000012247735 | 0.2432 | AML | other | m | 2023-10-29T07:48:17.07 |
IV.VISG.HHE. | ML:0.4 | 0.00001804772 | 0.1408 | AML | other | m | 2023-10-29T07:48:19.37 |
IV.VISG.HHN. | ML:0.4 | 0.00001918122 | 0.096 | AML | other | m | 2023-10-29T07:48:18.83 |
IV.SFI.EHE. | ML:0.6 | 0.000024543445 | 0.1344 | AML | other | m | 2023-10-29T07:48:20.84 |
IV.SFI.EHN. | ML:0.9 | 0.00004733694 | 0.16 | AML | other | m | 2023-10-29T07:48:20.43 |