A magnitude ML 1.1 earthquake occured in region: 2 km E Marradi (FI), on
and geographic coordinates (lat, lon) 44.0700, 11.6430 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 | 2 | 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 | 19 | 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 1.1 | 2023-10-10 23:56:14 |
44.0698 | 11.6427 | 8 | 2023-10-11 00:03:56 |
Sala Sismica INGV-Roma | 121968791 |
Field | Value |
---|---|
Time (UTC) | 2023-10-10 23:56:14 ± 0.07 |
Latitude | 44.0698 ± 0.0027 |
Longitude | 11.6427 ± 0.0038 |
Depth (km) | 8 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121968791 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 320 |
Semi-minor axis of confidence ellipse (meter) | 119 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 142 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 320.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 75 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 26 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.50272 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 121968791 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-11 00:03:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.GRAM.HHZ. | 2023-10-10T23:56:57.49 | 3.0 | undecidable | manual | S | 2.95 | 0 | |||
IV.CRE.HHZ. | 2023-10-10T23:56:33.15 | 0.6 | undecidable | manual | S | 154 | 55.7997 | 50 | 0.26 | 44 |
IV.MOCL.EHZ. | 2023-10-10T23:56:27.73 | 0.6 | undecidable | manual | S | 259 | 37.5291 | 50 | -0.28 | 45 |
IV.CRE.HHZ. | 2023-10-10T23:56:24.82 | 1.0 | undecidable | manual | P | 154 | 55.7997 | 50 | -0.4 | 21 |
IV.BOSL.HHZ. | 2023-10-10T23:56:24.45 | 0.6 | undecidable | manual | S | 234 | 26.3514 | 106 | 0.17 | 47 |
IV.RUFI.EHZ. | 2023-10-10T23:56:24.63 | 0.6 | undecidable | manual | S | 203 | 27.8499 | 105 | -0.13 | 48 |
IV.SEI.HHZ. | 2023-10-10T23:56:23.15 | 0.6 | undecidable | manual | S | 266 | 22.755 | 108 | 0.08 | 49 |
IV.SFI.EHZ. | 2023-10-10T23:56:23.64 | 0.6 | undecidable | manual | S | 138 | 24.5532 | 107 | -0.02 | 49 |
IV.MOCL.EHZ. | 2023-10-10T23:56:22.02 | 1.0 | undecidable | manual | P | 259 | 37.5291 | 50 | -0.38 | 22 |
IV.FNVD.HHZ. | 2023-10-10T23:56:22.98 | 0.6 | undecidable | manual | P | 285 | 42.8238 | 50 | -0.24 | 45 |
IV.VISG.HHZ. | 2023-10-10T23:56:22.58 | 0.6 | undecidable | manual | S | 309 | 21.1677 | 110 | 0 | 50 |
IV.RINC.EHZ. | 2023-10-10T23:56:22.45 | 0.6 | undecidable | manual | S | 188 | 20.5683 | 110 | 0.1 | 49 |
IV.VMGN.HHZ. | 2023-10-10T23:56:21.09 | 0.3 | undecidable | manual | S | 214 | 15.4734 | 116 | 0.35 | 70 |
IV.MTRZ.HHZ. | 2023-10-10T23:56:21.82 | 0.6 | undecidable | manual | P | 327 | 32.0457 | 103 | 0.47 | 44 |
IV.BOSL.HHZ. | 2023-10-10T23:56:20.29 | 0.6 | positive | manual | P | 234 | 26.3514 | 106 | 0.03 | 49 |
IV.RUFI.EHZ. | 2023-10-10T23:56:20.37 | 0.1 | positive | manual | P | 203 | 27.8499 | 105 | -0.17 | 95 |
IT.MOG.HNE. | 2023-10-10T23:56:20.90 | 0.6 | undecidable | manual | S | 42 | 14.874 | 117 | 0.34 | 47 |
IV.VISG.HHZ. | 2023-10-10T23:56:19.23 | 0.6 | positive | manual | P | 309 | 21.1677 | 110 | -0.04 | 49 |
IV.RINC.EHZ. | 2023-10-10T23:56:19.24 | 0.3 | positive | manual | P | 188 | 20.5683 | 110 | 0.1 | 73 |
IV.SEI.HHZ. | 2023-10-10T23:56:19.45 | 0.1 | positive | manual | P | 266 | 22.755 | 108 | -0.1 | 97 |
IV.SFI.EHZ. | 2023-10-10T23:56:19.78 | 0.1 | positive | manual | P | 138 | 24.5532 | 107 | -0.12 | 96 |
IV.VMGN.HHZ. | 2023-10-10T23:56:18.47 | 0.1 | positive | manual | P | 214 | 15.4734 | 116 | 0.25 | 95 |
IT.MOG.HNE. | 2023-10-10T23:56:18.31 | 0.1 | undecidable | manual | P | 42 | 14.874 | 117 | 0.2 | 96 |
IV.LMD.HHZ. | 2023-10-10T23:56:17.60 | 0.6 | undecidable | manual | S | 81 | 5.1948 | 145 | -0.35 | 47 |
IT.MRR.HGZ. | 2023-10-10T23:56:17.24 | 0.6 | undecidable | manual | S | 259 | 3.1968 | 157 | -0.37 | 47 |
IT.MRR.HGZ. | 2023-10-10T23:56:16.30 | 0.1 | undecidable | manual | P | 259 | 3.1968 | 157 | -0.11 | 100 |
IV.LMD.HHZ. | 2023-10-10T23:56:16.45 | 0.1 | undecidable | manual | P | 81 | 5.1948 | 145 | -0.15 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHN. | ML:0.8 | 0.0000664 | 0.7 | AML | other | m | 2023-10-10T23:56:21.55 |
IV.VMGN.HHE. | ML:0.8 | 0.00006455 | 0.32 | AML | other | m | 2023-10-10T23:56:21.34 |
IV.SEI.HHE. | ML:1.4 | 0.0001625 | 0.28 | AML | other | m | 2023-10-10T23:56:23.42 |
IV.VISG.HHE. | ML:1.0 | 0.00006485 | 0.88 | AML | other | m | 2023-10-10T23:56:23.39 |
IV.SEI.HHN. | ML:1.6 | 0.0002615 | 0.22 | AML | other | m | 2023-10-10T23:56:23.65 |
IV.VISG.HHN. | ML:1.0 | 0.00006900000000000001 | 1.52 | AML | other | m | 2023-10-10T23:56:23.01 |
IV.SFI.EHE. | ML:1.0 | 0.0000713 | 1.24 | AML | other | m | 2023-10-10T23:56:24.32 |
IV.SFI.EHN. | ML:1.2 | 0.00010175 | 1.08 | AML | other | m | 2023-10-10T23:56:24.94 |
IV.BOSL.HHE. | ML:0.6 | 0.000023650000000000002 | 0.24 | AML | other | m | 2023-10-10T23:56:24.64 |
IV.BOSL.HHN. | ML:0.8 | 0.00003455 | 1.8 | AML | other | m | 2023-10-10T23:56:24.01 |
IV.MOCL.EHN. | ML:1.4 | 0.00010305 | 0.18 | AML | other | m | 2023-10-10T23:56:28.03 |
IV.MOCL.EHE. | ML:1.2 | 0.00006135 | 0.54 | AML | other | m | 2023-10-10T23:56:28.71 |
IV.MTRZ.HHN. | ML:1.3 | 0.00009049999999999999 | 1.62 | AML | other | m | 2023-10-10T23:56:30.89 |
IV.FNVD.HHE. | ML:0.9 | 0.00002425 | 0.32 | AML | other | m | 2023-10-10T23:56:30.14 |
IV.FNVD.HHN. | ML:0.5 | 0.000008705 | 0.28 | AML | other | m | 2023-10-10T23:56:30.26 |
IV.MTRZ.HHE. | ML:1.2 | 0.00007950000000000001 | 0.36 | AML | other | m | 2023-10-10T23:56:31.17 |
IV.CRE.HHN. | ML:1.4 | 0.000059 | 0.22 | AML | other | m | 2023-10-10T23:56:33.46 |
IV.CRE.HHE. | ML:0.8 | 0.00001433 | 0.28 | AML | other | m | 2023-10-10T23:56:34.00 |