A magnitude ML 1.8 earthquake occured in region: 5 km E Marradi (FI), on
and geographic coordinates (lat, lon) 44.0780, 11.6760 at 7 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 | 10 | 756 | 5107 |
Palazzuolo sul Senio | FI | 11 | 1154 | 6261 |
Modigliana | FC | 13 | 4560 | 10821 |
Rocca San Casciano | FC | 14 | 1910 | 12731 |
Premilcuore | FC | 14 | 799 | 13530 |
Casola Valsenio | RA | 17 | 2617 | 16147 |
San Godenzo | FI | 17 | 1167 | 17314 |
Dovadola | FC | 18 | 1653 | 18967 |
Brisighella | RA | 18 | 7639 | 26606 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.8 | 2024-04-01 18:09:09 |
44.0785 | 11.6762 | 7 | 2024-04-01 18:32:52 |
Sala Sismica INGV-Roma | 126382001 |
Field | Value |
---|---|
Time (UTC) | 2024-04-01 18:09:09 ± 0.15 |
Latitude | 44.0785 ± 0.0054 |
Longitude | 11.6762 ± 0.0075 |
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 | 126382001 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 580 |
Semi-minor axis of confidence ellipse (meter) | 363 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 211 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 580.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 83 |
Number of associated phases, regardless of their use for origin computation | 34 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36333 |
Number of stations at which the event was observed | 25 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 126382001 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-01 18:32:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRJA.HNZ. | 2024-04-01T18:10:09.90 | 3.0 | undecidable | manual | Sg | 8.63 | 0 | |||
MN.SENA.HHZ. | 2024-04-01T18:09:28.11 | 3.0 | undecidable | manual | Pg | 8.48 | 0 | |||
IV.ZEN8.EHZ. | 2024-04-01T18:09:28.99 | 3.0 | undecidable | manual | Pn | -5.88 | 0 | |||
IV.MOCL.EHZ. | 2024-04-01T18:09:23.10 | 0.6 | undecidable | manual | S | 258 | 40.3263 | 50 | -0.46 | 44 |
IV.RUFI.EHZ. | 2024-04-01T18:09:20.08 | 0.3 | undecidable | manual | S | 207 | 29.8479 | 104 | -0.03 | 74 |
IV.BOSL.HHZ. | 2024-04-01T18:09:19.91 | 0.3 | undecidable | manual | S | 236 | 29.1486 | 104 | 0.04 | 74 |
IV.SFI.EHZ. | 2024-04-01T18:09:18.29 | 0.3 | undecidable | manual | S | 145 | 23.5542 | 107 | 0.26 | 71 |
IV.SEI.HHZ. | 2024-04-01T18:09:18.76 | 0.3 | undecidable | manual | S | 264 | 25.4523 | 106 | 0.12 | 73 |
IV.VISG.HHZ. | 2024-04-01T18:09:18.00 | 0.3 | undecidable | manual | S | 303 | 22.8549 | 107 | 0.23 | 72 |
IV.IMOL.EHZ. | 2024-04-01T18:09:17.05 | 0.3 | undecidable | manual | P | 10 | 31.6461 | 103 | 1.09 | 52 |
IV.RINC.EHZ. | 2024-04-01T18:09:17.72 | 0.3 | undecidable | manual | S | 195 | 21.9669 | 108 | 0.22 | 72 |
IV.MOCL.EHZ. | 2024-04-01T18:09:17.24 | 0.3 | undecidable | manual | P | 258 | 40.3263 | 50 | -0.37 | 68 |
IV.VMGN.HHZ. | 2024-04-01T18:09:16.43 | 0.3 | undecidable | manual | S | 220 | 17.871 | 112 | 0.28 | 72 |
IV.BOSL.HHZ. | 2024-04-01T18:09:15.44 | 0.1 | undecidable | manual | P | 236 | 29.1486 | 104 | -0.03 | 99 |
IV.RUFI.EHZ. | 2024-04-01T18:09:15.39 | 0.1 | undecidable | manual | P | 207 | 29.8479 | 104 | -0.22 | 95 |
IV.RINC.EHZ. | 2024-04-01T18:09:14.18 | 0.1 | undecidable | manual | P | 195 | 21.9669 | 108 | 0.08 | 99 |
IV.VISG.HHZ. | 2024-04-01T18:09:14.17 | 0.1 | undecidable | manual | P | 303 | 22.8549 | 107 | -0.09 | 99 |
IV.SFI.EHZ. | 2024-04-01T18:09:14.43 | 0.1 | undecidable | manual | P | 145 | 23.5542 | 107 | 0.02 | 100 |
IV.SEI.HHZ. | 2024-04-01T18:09:14.56 | 0.1 | undecidable | manual | P | 264 | 25.4523 | 106 | -0.21 | 96 |
IV.VMGN.HHZ. | 2024-04-01T18:09:13.52 | 0.1 | undecidable | manual | P | 220 | 17.871 | 112 | 0.19 | 98 |
IV.SNTG.HNZ. | 2024-04-01T18:09:12.22 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.LMD.HHZ. | 2024-04-01T18:09:11.51 | 0.3 | undecidable | manual | S | 93 | 2.4975 | 161 | -0.59 | 68 |
IV.LMD.HHZ. | 2024-04-01T18:09:10.72 | 0.1 | undecidable | manual | P | 93 | 2.4975 | 161 | -0.27 | 98 |
IV.CSP1.EHZ. | 2024-04-01T18:09:08.53 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.MMO1.EHZ. | 2024-04-01T18:08:49.48 | 3.0 | positive | manual | Pg | 0.08 | 0 | |||
IV.CAFE.HHZ. | 2024-04-01T18:08:35.62 | 3.0 | undecidable | manual | S | 0.42 | 0 | |||
IV.PZUN.HHZ. | 2024-04-01T18:08:34.82 | 3.0 | undecidable | manual | P | -3 | 0 | |||
IV.VTRZ.HNZ. | 2024-04-01T18:08:34.77 | 3.0 | undecidable | manual | S | -2.76 | 0 | |||
IV.MCRV.HHZ. | 2024-04-01T18:08:31.39 | 3.0 | undecidable | manual | P | 1.5 | 0 | |||
IV.MOCO.HHZ. | 2024-04-01T18:08:30.91 | 3.0 | undecidable | manual | S | 1.87 | 0 | |||
IV.MRB1.HHZ. | 2024-04-01T18:08:21.34 | 3.0 | undecidable | manual | P | -0.62 | 0 | |||
IV.PIGN.HHZ. | 2024-04-01T18:08:21.92 | 3.0 | positive | manual | P | -3.44 | 0 | |||
IV.PAOL.HHZ. | 2024-04-01T18:08:18.33 | 3.0 | undecidable | manual | P | -4.52 | 0 | |||
IV.BSSO.HHZ. | 2024-04-01T18:08:17.83 | 3.0 | undecidable | manual | P | -3.47 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHN. | ML:1.6 | 0.000315 | 1.52 | AML | other | m | 2024-04-01T18:09:17.83 |
IV.VMGN.HHE. | ML:1.6 | 0.0003675 | 1.18 | AML | other | m | 2024-04-01T18:09:17.86 |
IV.VISG.HHE. | ML:1.4 | 0.000186 | 0.34 | AML | other | m | 2024-04-01T18:09:18.67 |
IV.SFI.HNE. | ML:2.0 | 0.0006875 | 1.66 | AML | other | m | 2024-04-01T18:09:19.10 |
IV.SFI.EHE. | ML:2.0 | 0.000656 | 1.64 | AML | other | m | 2024-04-01T18:09:19.11 |
IV.SFI.HNN. | ML:1.9 | 0.000596 | 1.72 | AML | other | m | 2024-04-01T18:09:19.11 |
IV.SFI.EHN. | ML:1.9 | 0.0005740000000000001 | 1.7 | AML | other | m | 2024-04-01T18:09:19.12 |
IV.RINC.EHE. | ML:2.0 | 0.000748 | 0.7 | AML | other | m | 2024-04-01T18:09:19.49 |
IV.RUFI.EHN. | ML:1.6 | 0.000193 | 0.38 | AML | other | m | 2024-04-01T18:09:20.28 |
IV.VISG.HHN. | ML:1.6 | 0.000252 | 0.36 | AML | other | m | 2024-04-01T18:09:20.54 |
IV.RUFI.EHE. | ML:1.3 | 0.00009575 | 0.42 | AML | other | m | 2024-04-01T18:09:23.85 |
IV.MOCL.EHE. | ML:2.0 | 0.000374 | 1.32 | AML | other | m | 2024-04-01T18:09:23.77 |
IV.MOCL.EHN. | ML:2.3 | 0.000753 | 0.96 | AML | other | m | 2024-04-01T18:09:23.90 |
IV.RINC.EHN. | ML:1.8 | 0.00044050000000000003 | 0.58 | AML | other | m | 2024-04-01T18:09:24.14 |
IV.IMOL.HNE. | ML:2.1 | 0.00067 | 0.2 | AML | other | m | 2024-04-01T18:09:24.87 |
IV.IMOL.HNN. | ML:2.1 | 0.00062 | 0.26 | AML | other | m | 2024-04-01T18:09:24.76 |