A magnitude ML 1.7 earthquake occured in region: 3 km S Marradi (FI), on
and geographic coordinates (lat, lon) 44.0500, 11.6110 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 | 3 | 3139 | 3139 |
Palazzuolo sul Senio | FI | 9 | 1154 | 4293 |
Tredozio | FC | 11 | 1212 | 5505 |
San Godenzo | FI | 14 | 1167 | 6672 |
Portico e San Benedetto | FC | 14 | 756 | 7428 |
Premilcuore | FC | 16 | 799 | 8227 |
Vicchio | FI | 17 | 8044 | 16271 |
Rocca San Casciano | FC | 19 | 1910 | 18181 |
Modigliana | FC | 19 | 4560 | 22741 |
Dicomano | FI | 19 | 5515 | 28256 |
Casola Valsenio | RA | 19 | 2617 | 30873 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.7 | 2023-10-28 03:07:24 |
44.0503 | 11.6108 | 8 | 2023-10-28 03:19:20 |
Sala Sismica INGV-Roma | 122488051 |
Field | Value |
---|---|
Time (UTC) | 2023-10-28 03:07:24 ± 0.1 |
Latitude | 44.0503 ± 0.0045 |
Longitude | 11.6108 ± 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 | 122488051 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 490 |
Semi-minor axis of confidence ellipse (meter) | 259 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 45 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 490.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 114 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 17 |
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) | 0.52071 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 122488051 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-28 03:19:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MPAG.EHZ. | 2023-10-28T03:07:51.51 | 3.0 | undecidable | manual | S | -4.25 | 0 | |||
IV.CAFI.HHZ. | 2023-10-28T03:07:40.03 | 3.0 | undecidable | manual | P | 0.75 | 0 | |||
IV.CRMI.HHZ. | 2023-10-28T03:07:35.75 | 0.6 | undecidable | manual | P | 241 | 57.7977 | 50 | 0.48 | 43 |
IV.CRE.HHZ. | 2023-10-28T03:07:34.59 | 0.1 | undecidable | manual | P | 150 | 55.1004 | 50 | -0.26 | 91 |
IV.SFI.EHZ. | 2023-10-28T03:07:33.52 | 0.3 | undecidable | manual | S | 131 | 24.8529 | 107 | -0.02 | 76 |
IV.BOSL.HHZ. | 2023-10-28T03:07:32.49 | 0.3 | undecidable | manual | S | 235 | 23.0547 | 109 | -0.47 | 69 |
IV.IMOL.EHZ. | 2023-10-28T03:07:32.08 | 0.3 | undecidable | manual | P | 17 | 35.8419 | 102 | 0.21 | 71 |
IV.SEI.HHZ. | 2023-10-28T03:07:32.13 | 0.3 | undecidable | manual | S | 271 | 20.1687 | 111 | 0.13 | 74 |
IV.VISG.HHZ. | 2023-10-28T03:07:32.13 | 0.3 | undecidable | manual | S | 318 | 20.868 | 110 | -0.1 | 75 |
IV.MOCL.EHZ. | 2023-10-28T03:07:31.45 | 0.3 | undecidable | manual | P | 262 | 34.6431 | 103 | -0.18 | 72 |
IV.RINC.EHZ. | 2023-10-28T03:07:31.26 | 0.6 | undecidable | manual | S | 181 | 18.1707 | 113 | -0.12 | 50 |
IV.VMGN.HHZ. | 2023-10-28T03:07:29.55 | 0.3 | undecidable | manual | S | 210 | 12.2766 | 122 | -0.02 | 77 |
IV.BOSL.HHZ. | 2023-10-28T03:07:29.70 | 0.1 | undecidable | manual | P | 235 | 23.0547 | 109 | 0.31 | 95 |
IV.SFI.EHZ. | 2023-10-28T03:07:29.59 | 0.3 | undecidable | manual | P | 131 | 24.8529 | 107 | -0.14 | 74 |
IV.RUFI.EHZ. | 2023-10-28T03:07:29.69 | 0.1 | undecidable | manual | P | 199 | 24.8529 | 107 | -0.05 | 100 |
IV.VISG.HHZ. | 2023-10-28T03:07:28.73 | 0.1 | undecidable | manual | P | 318 | 20.868 | 110 | -0.24 | 97 |
IV.RINC.EHZ. | 2023-10-28T03:07:28.66 | 0.3 | undecidable | manual | P | 181 | 18.1707 | 113 | 0.18 | 74 |
IV.SEI.HHZ. | 2023-10-28T03:07:28.86 | 0.3 | undecidable | manual | P | 271 | 20.1687 | 111 | 0.02 | 76 |
IV.VMGN.HHZ. | 2023-10-28T03:07:27.78 | 0.1 | undecidable | manual | P | 210 | 12.2766 | 122 | 0.35 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHE. | ML:1.7 | 0.000655 | 0.38 | AML | other | m | 2023-10-28T03:07:30.73 |
IV.VMGN.HHN. | ML:1.7 | 0.000682 | 0.42 | AML | other | m | 2023-10-28T03:07:30.76 |
IV.RINC.EHE. | ML:1.8 | 0.0006414999999999999 | 0.62 | AML | other | m | 2023-10-28T03:07:32.78 |
IV.VISG.HHN. | ML:1.6 | 0.00033350000000000003 | 0.1 | AML | other | m | 2023-10-28T03:07:32.58 |
IV.RINC.EHN. | ML:1.8 | 0.0006314999999999999 | 0.78 | AML | other | m | 2023-10-28T03:07:32.59 |
IV.VISG.HHE. | ML:1.6 | 0.0002785 | 1.3 | AML | other | m | 2023-10-28T03:07:32.24 |
IV.SFI.HNN. | ML:1.9 | 0.00045499999999999995 | 0.16 | AML | other | m | 2023-10-28T03:07:33.73 |
IV.SFI.EHN. | ML:1.9 | 0.00045099999999999996 | 0.16 | AML | other | m | 2023-10-28T03:07:33.73 |
IV.BOSL.HHE. | ML:1.5 | 0.00019 | 1.74 | AML | other | m | 2023-10-28T03:07:34.01 |
IV.BOSL.HHN. | ML:1.4 | 0.000177 | 1.58 | AML | other | m | 2023-10-28T03:07:34.01 |
IV.RUFI.EHE. | ML:1.2 | 0.0001045 | 0.48 | AML | other | m | 2023-10-28T03:07:34.25 |
IV.RUFI.EHN. | ML:1.8 | 0.000395 | 0.5 | AML | other | m | 2023-10-28T03:07:34.09 |
IV.SFI.HNE. | ML:1.7 | 0.0003155 | 0.14 | AML | other | m | 2023-10-28T03:07:34.45 |
IV.SFI.EHE. | ML:1.7 | 0.000316 | 0.48 | AML | other | m | 2023-10-28T03:07:34.69 |