A magnitude ML 1.5 earthquake occured in region: 5 km W Tredozio (FC), on
and geographic coordinates (lat, lon) 44.0720, 11.6840 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 |
---|---|---|---|---|
Tredozio | FC | 5 | 1212 | 1212 |
Marradi | FI | 6 | 3139 | 4351 |
Portico e San Benedetto | FC | 9 | 756 | 5107 |
Palazzuolo sul Senio | FI | 12 | 1154 | 6261 |
Rocca San Casciano | FC | 13 | 1910 | 8171 |
Modigliana | FC | 13 | 4560 | 12731 |
Premilcuore | FC | 13 | 799 | 13530 |
San Godenzo | FI | 17 | 1167 | 14697 |
Dovadola | FC | 17 | 1653 | 16350 |
Casola Valsenio | RA | 18 | 2617 | 18967 |
Brisighella | RA | 18 | 7639 | 26606 |
Galeata | FC | 20 | 2516 | 29122 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.5 | 2023-09-18 17:42:12 |
44.0717 | 11.6838 | 7 | 2023-09-18 17:51:31 |
Sala Sismica INGV-Roma | 121200741 |
Field | Value |
---|---|
Time (UTC) | 2023-09-18 17:42:12 ± 0.09 |
Latitude | 44.0717 ± 0.0036 |
Longitude | 11.6838 ± 0.0050 |
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 | 121200741 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 358 |
Semi-minor axis of confidence ellipse (meter) | 152 |
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) | 360.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 88 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36782 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 121200741 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-18 17:51:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CAVE.HHZ. | 2023-09-18T17:42:31.88 | 3.0 | negative | manual | P | 1.39 | 0 | |||
IV.RUFI.EHN. | 2023-09-18T17:42:22.74 | 0.6 | undecidable | manual | S | 208 | 29.4483 | 104 | -0.08 | 48 |
IV.CRE.HHZ. | 2023-09-18T17:42:22.35 | 3.0 | positive | manual | P | 0 | 0 | |||
IV.SEI.HHZ. | 2023-09-18T17:42:21.88 | 0.3 | undecidable | manual | S | 266 | 25.9518 | 105 | 0.2 | 70 |
IV.VISG.HHN. | 2023-09-18T17:42:21.08 | 0.6 | undecidable | manual | S | 303 | 23.754 | 107 | 0.16 | 48 |
IV.MOCL.EHZ. | 2023-09-18T17:42:20.30 | 0.1 | undecidable | manual | P | 260 | 40.8258 | 50 | -0.22 | 91 |
IV.SFI.EHE. | 2023-09-18T17:42:20.70 | 0.3 | undecidable | manual | S | 145 | 22.6551 | 108 | 0.15 | 72 |
IV.RINC.EHZ. | 2023-09-18T17:42:20.41 | 0.3 | undecidable | manual | S | 197 | 21.4674 | 109 | 0.25 | 70 |
IV.VMGN.HHN. | 2023-09-18T17:42:19.15 | 0.6 | undecidable | manual | S | 223 | 17.7711 | 112 | 0.2 | 48 |
IV.BOSL.HHZ. | 2023-09-18T17:42:18.25 | 0.1 | undecidable | manual | P | 238 | 29.2485 | 104 | -0.09 | 96 |
IV.RUFI.EHN. | 2023-09-18T17:42:18.18 | 0.1 | negative | manual | P | 208 | 29.4483 | 104 | -0.2 | 93 |
IV.SEI.HHZ. | 2023-09-18T17:42:17.52 | 0.1 | undecidable | manual | P | 266 | 25.9518 | 105 | -0.2 | 94 |
IT.MOG.HNE. | 2023-09-18T17:42:17.81 | 0.6 | undecidable | manual | S | 31 | 12.7761 | 119 | 0.41 | 46 |
IV.SFI.EHE. | 2023-09-18T17:42:17.02 | 0.1 | undecidable | manual | P | 145 | 22.6551 | 108 | -0.05 | 97 |
IV.VISG.HHN. | 2023-09-18T17:42:17.27 | 0.3 | positive | manual | P | 303 | 23.754 | 107 | -0.01 | 73 |
IV.RINC.EHZ. | 2023-09-18T17:42:16.95 | 0.6 | positive | manual | P | 197 | 21.4674 | 109 | 0.11 | 48 |
IV.VMGN.HHN. | 2023-09-18T17:42:16.36 | 0.1 | undecidable | manual | P | 223 | 17.7711 | 112 | 0.21 | 95 |
IT.MRR.HGE. | 2023-09-18T17:42:15.60 | 0.6 | undecidable | manual | S | 263 | 6.4935 | 138 | -0.07 | 50 |
IT.MOG.HNE. | 2023-09-18T17:42:15.44 | 0.1 | undecidable | manual | P | 31 | 12.7761 | 119 | 0.19 | 96 |
IT.MRR.HGE. | 2023-09-18T17:42:14.31 | 0.1 | undecidable | manual | P | 263 | 6.4935 | 138 | 0.06 | 100 |
IV.LMD.HHZ. | 2023-09-18T17:42:14.35 | 0.6 | undecidable | manual | S | 71 | 1.998 | 165 | -0.55 | 45 |
IV.LMD.HHZ. | 2023-09-18T17:42:13.58 | 0.1 | undecidable | manual | P | 71 | 1.998 | 165 | -0.23 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHN. | ML:1.1 | 0.00012136745 | 0.2048 | AML | other | m | 2023-09-18T17:42:20.67 |
IV.VMGN.HHE. | ML:1.2 | 0.000129 | 1.58 | AML | other | m | 2023-09-18T17:42:20.79 |
IV.SEI.HHN. | ML:2.1 | 0.0007470352 | 0.2176 | AML | other | m | 2023-09-18T17:42:22.38 |
IV.SEI.HHE. | ML:2.0 | 0.0005789111 | 0.256 | AML | other | m | 2023-09-18T17:42:22.31 |
IV.LMD.HHE. | ML:0.0 | 0.004381573000000001 | 0.1408 | AML | other | m | 2023-09-18T17:42:14.57 |
IV.LMD.HHN. | ML:0.0 | 0.0070350774999999996 | 0.128 | AML | other | m | 2023-09-18T17:42:14.46 |
IV.RINC.EHE. | ML:1.8 | 0.00044869785000000004 | 0.192 | AML | other | m | 2023-09-18T17:42:20.68 |
IV.RINC.EHN. | ML:1.4 | 0.00020552665 | 0.1664 | AML | other | m | 2023-09-18T17:42:20.68 |
IV.SFI.HNE. | ML:1.6 | 0.00027636555 | 0.2432 | AML | other | m | 2023-09-18T17:42:21.23 |
IV.SFI.HNN. | ML:1.6 | 0.00026975880000000004 | 0.1408 | AML | other | m | 2023-09-18T17:42:21.44 |
IV.VISG.HHE. | ML:1.2 | 0.00011176243499999999 | 0.1408 | AML | other | m | 2023-09-18T17:42:22.02 |
IV.VISG.HHN. | ML:1.2 | 0.000112163365 | 0.128 | AML | other | m | 2023-09-18T17:42:21.50 |
IV.RUFI.EHE. | ML:1.0 | 0.0000567496115 | 0.448 | AML | other | m | 2023-09-18T17:42:23.56 |
IV.RUFI.EHN. | ML:1.4 | 0.00011714128500000001 | 0.2816 | AML | other | m | 2023-09-18T17:42:23.14 |
IV.MOCL.EHE. | ML:1.6 | 0.00012714627 | 0.1664 | AML | other | m | 2023-09-18T17:42:26.75 |
IV.MOCL.EHN. | ML:1.6 | 0.0001400853 | 0.256 | AML | other | m | 2023-09-18T17:42:26.71 |
IV.CRE.HHE. | ML:1.5 | 0.000070101495 | 0.3072 | AML | other | m | 2023-09-18T17:42:31.46 |
IV.CRE.HHN. | ML:2.1 | 0.0002692675 | 0.2304 | AML | other | m | 2023-09-18T17:42:30.73 |