A magnitude ML 0.7 earthquake occured in region: 3 km E Marradi (FI), on
and geographic coordinates (lat, lon) 44.0690, 11.6440 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 | 3 | 3139 | 3139 |
Tredozio | FC | 8 | 1212 | 4351 |
Palazzuolo sul Senio | FI | 9 | 1154 | 5505 |
Portico e San Benedetto | FC | 12 | 756 | 6261 |
Premilcuore | FC | 15 | 799 | 7060 |
Modigliana | FC | 16 | 4560 | 11620 |
San Godenzo | FI | 16 | 1167 | 12787 |
Rocca San Casciano | FC | 16 | 1910 | 14697 |
Casola Valsenio | RA | 17 | 2617 | 17314 |
Castel del Rio | BO | 20 | 1246 | 18560 |
Brisighella | RA | 20 | 7639 | 26199 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2023-10-11 04:50:43 |
44.0687 | 11.6442 | 7 | 2023-10-11 04:57:40 |
Sala Sismica INGV-Roma | 121977261 |
Field | Value |
---|---|
Time (UTC) | 2023-10-11 04:50:43 ± 0.14 |
Latitude | 44.0687 ± 0.0045 |
Longitude | 11.6442 ± 0.0063 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121977261 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 530 |
Semi-minor axis of confidence ellipse (meter) | 131 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 305 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 530.0 |
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 | 16 |
Number of defining phases | 16 |
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) | 0.02968 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25001 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 121977261 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-11 04:57:40 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RINC.EHZ. | 2023-10-11T04:50:51.27 | 0.3 | undecidable | manual | S | 188 | 20.4684 | 108 | 0.23 | 93 |
IV.VISG.HHZ. | 2023-10-11T04:50:51.60 | 0.3 | undecidable | manual | S | 309 | 21.3675 | 107 | 0.25 | 93 |
IV.BOSL.HHZ. | 2023-10-11T04:50:49.03 | 0.3 | undecidable | manual | P | 235 | 26.3514 | 104 | -0.01 | 97 |
IV.VMGN.HHZ. | 2023-10-11T04:50:49.82 | 0.3 | undecidable | manual | S | 215 | 15.4734 | 113 | 0.4 | 91 |
IT.MOG.HNZ. | 2023-10-11T04:50:49.52 | 0.3 | undecidable | manual | S | 41 | 14.874 | 113 | 0.28 | 93 |
IV.RUFI.EHZ. | 2023-10-11T04:50:49.07 | 0.3 | undecidable | manual | P | 203 | 27.75 | 103 | -0.24 | 92 |
IV.SFI.EHZ. | 2023-10-11T04:50:48.43 | 0.3 | undecidable | manual | P | 138 | 24.3534 | 105 | -0.22 | 93 |
IV.SEI.HHZ. | 2023-10-11T04:50:47.75 | 0.3 | undecidable | manual | P | 266 | 22.8549 | 106 | -0.6 | 84 |
IV.VMGN.HHZ. | 2023-10-11T04:50:47.19 | 0.3 | undecidable | manual | P | 215 | 15.4734 | 113 | 0.23 | 94 |
IV.RINC.EHZ. | 2023-10-11T04:50:47.88 | 0.3 | undecidable | manual | P | 188 | 20.4684 | 108 | -0.01 | 98 |
IV.VISG.HHZ. | 2023-10-11T04:50:47.96 | 0.3 | undecidable | manual | P | 309 | 21.3675 | 107 | -0.11 | 95 |
IT.MOG.HNZ. | 2023-10-11T04:50:47.08 | 0.3 | undecidable | manual | P | 41 | 14.874 | 113 | 0.22 | 94 |
IV.LMD.HHZ. | 2023-10-11T04:50:46.29 | 0.3 | undecidable | manual | S | 79 | 5.0949 | 142 | -0.18 | 97 |
IT.MRR.HGZ. | 2023-10-11T04:50:45.02 | 0.3 | undecidable | manual | P | 261 | 3.2967 | 153 | -0.03 | 100 |
IV.LMD.HHZ. | 2023-10-11T04:50:45.15 | 0.3 | undecidable | manual | P | 79 | 5.0949 | 142 | -0.1 | 98 |
IT.MRR.HGZ. | 2023-10-11T04:50:45.99 | 0.3 | undecidable | manual | S | 261 | 3.2967 | 153 | -0.13 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHE. | ML:0.5 | 0.00003065 | 1.6 | AML | other | m | 2023-10-11T04:50:50.08 |
IV.VMGN.HHN. | ML:0.5 | 0.000033 | 0.36 | AML | other | m | 2023-10-11T04:50:51.81 |
IV.VISG.HHN. | ML:0.6 | 0.00002955 | 0.8 | AML | other | m | 2023-10-11T04:50:51.84 |
IV.VISG.HHE. | ML:0.5 | 0.0000256 | 0.22 | AML | other | m | 2023-10-11T04:50:52.04 |
IV.SFI.EHE. | ML:0.0 | 0.00004995 | 0.78 | AML | other | m | 2023-10-11T04:50:53.01 |
IV.SFI.EHN. | ML:0.0 | 0.00007994999999999999 | 1.08 | AML | other | m | 2023-10-11T04:50:53.09 |
IV.LMD.HHE. | ML:0.0 | 0.00022862185 | 0.1184 | AML | other | m | 2023-10-11T04:50:46.36 |
IV.LMD.HHN. | ML:0.0 | 0.00023882095 | 0.0608 | AML | other | m | 2023-10-11T04:50:46.84 |