A magnitude ML 1.1 earthquake occured in region: 2 km E Marradi (FI), on
and geographic coordinates (lat, lon) 44.0720, 11.6330 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 | 2 | 3139 | 3139 |
Palazzuolo sul Senio | FI | 8 | 1154 | 4293 |
Tredozio | FC | 9 | 1212 | 5505 |
Portico e San Benedetto | FC | 13 | 756 | 6261 |
Premilcuore | FC | 16 | 799 | 7060 |
Modigliana | FC | 16 | 4560 | 11620 |
San Godenzo | FI | 16 | 1167 | 12787 |
Rocca San Casciano | FC | 17 | 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 | 2023-09-29 07:03:53 |
44.0725 | 11.6332 | 10 | 2023-09-29 07:09:42 |
Sala Sismica INGV-Roma | 121571091 |
Field | Value |
---|---|
Time (UTC) | 2023-09-29 07:03:53 ± 0.09 |
Latitude | 44.0725 ± 0.0027 |
Longitude | 11.6332 ± 0.0050 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121571091 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 382 |
Semi-minor axis of confidence ellipse (meter) | 241 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 54 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 136 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25091 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 121571091 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-29 07:09:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GIUL.HHZ. | 2023-09-29T07:05:25.87 | 3.0 | undecidable | manual | Sg | 6.3 | 0 | |||
IV.SPS2.HHZ. | 2023-09-29T07:05:22.51 | 3.0 | positive | manual | Pn | 3.82 | 0 | |||
IV.PIPA.HHZ. | 2023-09-29T07:05:19.80 | 3.0 | undecidable | manual | Pn | 0.35 | 0 | |||
IV.NRCA.HHZ. | 2023-09-29T07:04:52.54 | 3.0 | undecidable | manual | Sg | 1.2 | 0 | |||
IV.MMO1.EHZ. | 2023-09-29T07:04:52.79 | 3.0 | undecidable | manual | Sg | 0.38 | 0 | |||
IV.MOMA.HHZ. | 2023-09-29T07:04:48.06 | 3.0 | undecidable | manual | Sg | 1.26 | 0 | |||
IV.CESX.HHZ. | 2023-09-29T07:04:47.01 | 3.0 | undecidable | manual | Sg | -4.19 | 0 | |||
IV.RIBO.EHZ.01 | 2023-09-29T07:04:15.41 | 3.0 | positive | manual | P | 3.83 | 0 | |||
IV.RUFI.EHZ. | 2023-09-29T07:04:03.48 | 0.6 | undecidable | manual | S | 201 | 27.8499 | 50 | -0.15 | 48 |
IV.SFI.EHZ. | 2023-09-29T07:04:02.96 | 0.6 | undecidable | manual | S | 137 | 25.2525 | 112 | 0.03 | 49 |
IV.VISG.HHZ. | 2023-09-29T07:04:01.34 | 0.3 | undecidable | manual | S | 309 | 20.4684 | 116 | -0.06 | 74 |
IV.RINC.EHZ. | 2023-09-29T07:04:01.50 | 0.6 | undecidable | manual | S | 186 | 20.7681 | 116 | 0 | 50 |
IV.RUFI.EHZ. | 2023-09-29T07:03:59.24 | 0.6 | positive | manual | P | 201 | 27.8499 | 50 | -0.11 | 48 |
IV.VMGN.HHZ. | 2023-09-29T07:03:59.72 | 0.6 | undecidable | manual | S | 212 | 15.3735 | 123 | -0.14 | 49 |
IV.VISG.HHZ. | 2023-09-29T07:03:58.13 | 0.1 | undecidable | manual | P | 309 | 20.4684 | 116 | 0.06 | 99 |
IV.RINC.EHZ. | 2023-09-29T07:03:58.27 | 0.1 | undecidable | manual | P | 186 | 20.7681 | 116 | 0.15 | 97 |
IV.VMGN.HHZ. | 2023-09-29T07:03:57.24 | 0.1 | undecidable | manual | P | 212 | 15.3735 | 123 | 0.06 | 100 |
IV.LMD.HHZ. | 2023-09-29T07:03:57.30 | 0.3 | undecidable | manual | S | 85 | 5.8941 | 149 | -0.24 | 73 |
IV.SFI.EHZ. | 2023-09-29T07:03:56.19 | 3.0 | negative | manual | P | 137 | 25.2525 | 112 | -2.76 | 0 |
IV.LMD.HHZ. | 2023-09-29T07:03:55.96 | 0.1 | undecidable | manual | P | 85 | 5.8941 | 149 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHN. | ML:1.9 | 0.0012195 | 0.1 | AML | other | m | 2023-09-29T07:03:57.40 |
IV.LMD.HHE. | ML:1.4 | 0.0004535 | 0.3 | AML | other | m | 2023-09-29T07:03:57.39 |
IV.VMGN.HHE. | ML:1.1 | 0.0001079 | 0.36 | AML | other | m | 2023-09-29T07:04:00.19 |
IV.VMGN.HHN. | ML:1.1 | 0.0001315 | 0.4 | AML | other | m | 2023-09-29T07:04:00.22 |
IV.VISG.HHN. | ML:1.0 | 0.00007235 | 0.8 | AML | other | m | 2023-09-29T07:04:02.41 |
IV.RINC.EHN. | ML:1.3 | 0.00014500000000000003 | 0.82 | AML | other | m | 2023-09-29T07:04:02.44 |
IV.VISG.HHE. | ML:0.7 | 0.00003850000000000001 | 0.2 | AML | other | m | 2023-09-29T07:04:02.52 |
IV.RINC.EHE. | ML:1.2 | 0.00010284999999999999 | 1.36 | AML | other | m | 2023-09-29T07:04:02.89 |
IV.SFI.EHE. | ML:1.0 | 0.00006505 | 0.46 | AML | other | m | 2023-09-29T07:04:03.04 |
IV.SFI.EHN. | ML:1.0 | 0.000054099999999999994 | 0.92 | AML | other | m | 2023-09-29T07:04:03.38 |