A magnitude ML 1.0 earthquake occured in region: 1 km SE Marradi (FI), on
and geographic coordinates (lat, lon) 44.0670, 11.6190 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 | 8 | 1154 | 4293 |
Tredozio | FC | 10 | 1212 | 5505 |
Portico e San Benedetto | FC | 14 | 756 | 6261 |
San Godenzo | FI | 16 | 1167 | 7428 |
Premilcuore | FC | 16 | 799 | 8227 |
Modigliana | FC | 17 | 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 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2023-10-29 08:32:52 |
44.067 | 11.6193 | 6 | 2023-10-29 08:41:14 |
Sala Sismica INGV-Roma | 122537351 |
Field | Value |
---|---|
Time (UTC) | 2023-10-29 08:32:52 ± 0.16 |
Latitude | 44.0670 ± 0.0063 |
Longitude | 11.6193 ± 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 | 122537351 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 632 |
Semi-minor axis of confidence ellipse (meter) | 219 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 185 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 630.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 140 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24192 |
Number of stations at which the event was observed | 26 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 122537351 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-29 08:41:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IX.SCL3.EHZ.02 | 2023-10-29T08:34:48.17 | 3.0 | undecidable | manual | Sn | -3.29 | 0 | |||
IV.PTRJ.HHZ. | 2023-10-29T08:34:39.89 | 3.0 | undecidable | manual | Sg | 12.52 | 0 | |||
IX.PGN3.HHZ.02 | 2023-10-29T08:34:13.20 | 3.0 | undecidable | manual | Pg | 10.88 | 0 | |||
IV.GIUL.HHZ. | 2023-10-29T08:34:10.20 | 3.0 | undecidable | manual | Sn | -1.05 | 0 | |||
GU.CANO.HHZ. | 2023-10-29T08:34:10.08 | 3.0 | undecidable | manual | Sn | 2.8 | 0 | |||
IV.MCRV.HHZ. | 2023-10-29T08:34:02.27 | 3.0 | undecidable | manual | Pg | 6.31 | 0 | |||
GU.IMI.HHZ. | 2023-10-29T08:33:46.81 | 3.0 | undecidable | manual | Pg | 9.11 | 0 | |||
IV.CQUE.HHZ. | 2023-10-29T08:33:46.76 | 3.0 | positive | manual | Pn | -2.22 | 0 | |||
IV.MML1.EHZ. | 2023-10-29T08:33:38.34 | 3.0 | undecidable | manual | S | 1.82 | 0 | |||
GU.GORR.HHZ. | 2023-10-29T08:33:27.11 | 3.0 | undecidable | manual | Pg | 2.06 | 0 | |||
IV.LNSS.HHZ. | 2023-10-29T08:33:26.75 | 3.0 | undecidable | manual | Pg | 3.85 | 0 | |||
ST.RONC.HNZ. | 2023-10-29T08:33:24.87 | 3.0 | negative | manual | Pn | -3.96 | 0 | |||
IV.FDMO.HHZ. | 2023-10-29T08:33:21.73 | 3.0 | positive | manual | P | 3.14 | 0 | |||
IV.NARO.HHZ. | 2023-10-29T08:33:20.25 | 3.0 | undecidable | manual | S | 0.25 | 0 | |||
IV.ARVD.HHZ. | 2023-10-29T08:33:13.84 | 3.0 | positive | manual | P | 0.86 | 0 | |||
IV.FOSV.EHZ. | 2023-10-29T08:33:11.22 | 3.0 | undecidable | manual | P | -2.08 | 0 | |||
IV.ATMI.HHZ. | 2023-10-29T08:33:10.55 | 3.0 | positive | manual | P | 1.99 | 0 | |||
IV.MURB.HNZ. | 2023-10-29T08:33:09.75 | 3.0 | undecidable | manual | P | -1.85 | 0 | |||
IV.ATFO.HHZ. | 2023-10-29T08:33:08.36 | 3.0 | undecidable | manual | P | -2.19 | 0 | |||
IV.FNVD.HHZ. | 2023-10-29T08:33:07.78 | 3.0 | undecidable | manual | S | -2.77 | 0 | |||
IV.SFI.EHZ. | 2023-10-29T08:33:01.38 | 0.3 | undecidable | manual | S | 135 | 25.5522 | 103 | 0.04 | 72 |
IV.RUFI.EHZ. | 2023-10-29T08:33:01.72 | 0.6 | undecidable | manual | S | 199 | 26.8509 | 103 | -0.06 | 48 |
IV.SEI.HHZ. | 2023-10-29T08:32:59.80 | 0.6 | undecidable | manual | S | 266 | 20.868 | 106 | 0.05 | 48 |
IV.VMGN.HHZ. | 2023-10-29T08:32:58.22 | 0.6 | undecidable | manual | S | 209 | 14.2746 | 113 | 0.62 | 43 |
IV.RUFI.EHZ. | 2023-10-29T08:32:57.47 | 0.3 | positive | manual | P | 199 | 26.8509 | 103 | -0.27 | 69 |
IV.SFI.EHZ. | 2023-10-29T08:32:57.27 | 0.1 | undecidable | manual | P | 135 | 25.5522 | 103 | -0.21 | 93 |
IV.SEI.HHZ. | 2023-10-29T08:32:56.42 | 0.1 | positive | manual | P | 266 | 20.868 | 106 | -0.15 | 95 |
IT.MOG.HNZ. | 2023-10-29T08:32:55.97 | 0.1 | undecidable | manual | P | 46 | 16.3725 | 110 | 0.25 | 94 |
IV.VMGN.HHZ. | 2023-10-29T08:32:55.53 | 0.3 | positive | manual | P | 209 | 14.2746 | 113 | 0.2 | 71 |
IT.MRR.HGE. | 2023-10-29T08:32:54.20 | 0.6 | undecidable | manual | S | 256 | 1.2987 | 168 | -0.19 | 49 |
IT.MRR.HGE. | 2023-10-29T08:32:53.42 | 0.1 | undecidable | manual | P | 256 | 1.2987 | 168 | -0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SEI.HHN. | ML:1.1 | 0.00009245000000000001 | 0.58 | AML | other | m | 2023-10-29T08:33:00.31 |
IV.SEI.HHE. | ML:1.0 | 0.00007495 | 0.3 | AML | other | m | 2023-10-29T08:33:03.51 |