A magnitude ML 0.7 earthquake occured in region: 5 km E Marradi (FI), on
and geographic coordinates (lat, lon) 44.0550, 11.6720 at 10 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 | 5 | 3139 | 3139 |
Tredozio | FC | 6 | 1212 | 4351 |
Portico e San Benedetto | FC | 9 | 756 | 5107 |
Palazzuolo sul Senio | FI | 12 | 1154 | 6261 |
Premilcuore | FC | 12 | 799 | 7060 |
Rocca San Casciano | FC | 14 | 1910 | 8970 |
San Godenzo | FI | 15 | 1167 | 10137 |
Modigliana | FC | 15 | 4560 | 14697 |
Dovadola | FC | 19 | 1653 | 16350 |
Casola Valsenio | RA | 19 | 2617 | 18967 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2023-10-29 04:32:55 |
44.055 | 11.6723 | 10 | 2023-10-29 04:38:46 |
Sala Sismica INGV-Roma | 122530681 |
Field | Value |
---|---|
Time (UTC) | 2023-10-29 04:32:55 ± 0.05 |
Latitude | 44.0550 ± 0.0027 |
Longitude | 11.6723 ± 0.0038 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 122530681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 265 |
Semi-minor axis of confidence ellipse (meter) | 262 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 192 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 192 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.08 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24641 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 122530681 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-29 04:38:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.GRAM.HHZ. | 2023-10-29T04:33:35.67 | 3.0 | undecidable | manual | S | -0.12 | 0 | |||
IV.CAFI.HNZ. | 2023-10-29T04:33:11.33 | 3.0 | undecidable | manual | P | 0.31 | 0 | |||
IV.RUFI.EHZ. | 2023-10-29T04:33:05.19 | 0.3 | undecidable | manual | S | 208 | 27.3504 | 50 | 0.01 | 76 |
IV.SEI.HHZ. | 2023-10-29T04:33:04.58 | 0.3 | undecidable | manual | S | 270 | 25.0527 | 50 | 0.03 | 76 |
IV.VISG.HHZ. | 2023-10-29T04:33:04.43 | 0.3 | undecidable | manual | S | 308 | 24.0537 | 50 | 0.12 | 74 |
IV.SFI.EHZ. | 2023-10-29T04:33:03.59 | 0.3 | undecidable | manual | S | 140 | 21.7671 | 115 | 0.02 | 76 |
IV.VMGN.HHZ. | 2023-10-29T04:33:01.72 | 0.3 | undecidable | manual | S | 225 | 15.7731 | 123 | -0.04 | 77 |
IV.VISG.HHZ. | 2023-10-29T04:33:00.38 | 0.1 | undecidable | manual | P | 308 | 24.0537 | 50 | -0.09 | 100 |
IV.RUFI.EHZ. | 2023-10-29T04:33:00.97 | 0.6 | positive | manual | P | 208 | 27.3504 | 50 | -0.01 | 50 |
IV.SFI.EHZ. | 2023-10-29T04:33:00.08 | 1.0 | negative | manual | P | 140 | 21.7671 | 115 | 0.03 | 25 |
IV.SEI.HHZ. | 2023-10-29T04:33:00.54 | 0.1 | positive | manual | P | 270 | 25.0527 | 50 | -0.08 | 100 |
IV.VMGN.HHZ. | 2023-10-29T04:32:59.14 | 0.6 | positive | manual | P | 225 | 15.7731 | 123 | 0.14 | 50 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHN. | ML:0.4 | 0.00002705 | 0.12 | AML | other | m | 2023-10-29T04:33:02.13 |
IV.VMGN.HHE. | ML:0.6 | 0.00003315 | 0.34 | AML | other | m | 2023-10-29T04:33:02.26 |
IV.SEI.HHN. | ML:1.1 | 0.00006975 | 1.78 | AML | other | m | 2023-10-29T04:33:04.99 |
IV.SEI.HHE. | ML:0.7 | 0.0000314 | 1.52 | AML | other | m | 2023-10-29T04:33:07.95 |