A magnitude ML 1.3 earthquake occured in region: 4 km SW Brisighella (RA), on
and geographic coordinates (lat, lon) 44.1880, 11.7410 at 19 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 |
---|---|---|---|---|
Brisighella | RA | 4 | 7639 | 7639 |
Modigliana | FC | 5 | 4560 | 12199 |
Riolo Terme | RA | 10 | 5720 | 17919 |
Casola Valsenio | RA | 10 | 2617 | 20536 |
Tredozio | FC | 12 | 1212 | 21748 |
Dovadola | FC | 14 | 1653 | 23401 |
Castel Bolognese | RA | 15 | 9554 | 32955 |
Borgo Tossignano | BO | 16 | 3288 | 36243 |
Faenza | RA | 16 | 58541 | 94784 |
Casalfiumanese | BO | 16 | 3438 | 98222 |
Marradi | FI | 16 | 3139 | 101361 |
Rocca San Casciano | FC | 16 | 1910 | 103271 |
Fontanelice | BO | 17 | 1943 | 105214 |
Castrocaro Terme e Terra del Sole | FC | 17 | 6426 | 111640 |
Palazzuolo sul Senio | FI | 18 | 1154 | 112794 |
Portico e San Benedetto | FC | 18 | 756 | 113550 |
Imola | BO | 19 | 69797 | 183347 |
Castel del Rio | BO | 19 | 1246 | 184593 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2023-10-18 16:11:05 |
44.1882 | 11.7413 | 19 | 2023-10-18 16:29:17 |
Sala Sismica INGV-Roma | 122179421 |
Field | Value |
---|---|
Time (UTC) | 2023-10-18 16:11:05 ± 0.29 |
Latitude | 44.1882 ± 0.0171 |
Longitude | 11.7413 ± 0.0226 |
Depth (km) | 19 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 122179421 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2421 |
Semi-minor axis of confidence ellipse (meter) | 274 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 43 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 195 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29318 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 122179421 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-18 16:29:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MRLC.HHZ. | 2023-10-18T16:12:46.85 | 3.0 | undecidable | manual | Sn | -6.31 | 0 | |||
IV.MGR.HHZ. | 2023-10-18T16:12:21.20 | 3.0 | undecidable | manual | Pg | 9.54 | 0 | |||
IT.LRNO.HNZ. | 2023-10-18T16:12:01.61 | 3.0 | undecidable | manual | Pg | 11.91 | 0 | |||
IV.CTI.HHZ. | 2023-10-18T16:11:56.49 | 3.0 | undecidable | manual | Sn | -1.12 | 0 | |||
IV.VAGA.HHZ. | 2023-10-18T16:11:54.30 | 3.0 | undecidable | manual | Pg | 4.86 | 0 | |||
IV.FIAM.HHZ. | 2023-10-18T16:11:53.46 | 3.0 | undecidable | manual | Sn | -4.7 | 0 | |||
IV.TREG.HNZ. | 2023-10-18T16:11:44.93 | 3.0 | undecidable | manual | Sn | -1.5 | 0 | |||
IV.FAGN.HHZ. | 2023-10-18T16:11:41.78 | 3.0 | undecidable | manual | Pg | 5.74 | 0 | |||
FR.SMPL.HHZ.00 | 2023-10-18T16:11:40.68 | 3.0 | undecidable | manual | Pn | -2.03 | 0 | |||
IV.FIAM.HHZ. | 2023-10-18T16:11:33.25 | 3.0 | negative | manual | Pn | -0.27 | 0 | |||
GU.GRAM.HHZ. | 2023-10-18T16:11:25.31 | 3.0 | undecidable | manual | Pn | 1.32 | 0 | |||
IV.GUMA.HHZ. | 2023-10-18T16:11:25.78 | 3.0 | undecidable | manual | Pg | -0.36 | 0 | |||
IV.SENI.HNZ. | 2023-10-18T16:11:19.28 | 3.0 | negative | manual | Pn | -1.38 | 0 | |||
IV.SFI.EHZ. | 2023-10-18T16:11:16.97 | 0.3 | undecidable | manual | S | 165 | 32.5452 | 110 | 0.45 | 69 |
IV.VISG.HHZ. | 2023-10-18T16:11:14.63 | 0.3 | undecidable | manual | S | 270 | 24.4533 | 118 | 0.1 | 76 |
IV.LMD.HHZ. | 2023-10-18T16:11:12.13 | 0.3 | undecidable | manual | S | 192 | 12.5763 | 140 | 0.09 | 78 |
IV.SFI.EHZ. | 2023-10-18T16:11:11.51 | 0.3 | undecidable | manual | P | 165 | 32.5452 | 110 | -0.15 | 75 |
IV.MTRZ.HHZ. | 2023-10-18T16:11:11.41 | 0.1 | undecidable | manual | P | 299 | 28.6491 | 113 | 0.3 | 96 |
IT.MOG.HNE. | 2023-10-18T16:11:10.95 | 0.3 | undecidable | manual | S | 134 | 2.8971 | 170 | 0.03 | 80 |
IV.VISG.HHZ. | 2023-10-18T16:11:10.21 | 0.3 | undecidable | manual | P | 270 | 24.4533 | 118 | -0.3 | 73 |
IV.LMD.HHZ. | 2023-10-18T16:11:08.78 | 0.1 | undecidable | manual | P | 192 | 12.5763 | 140 | -0.29 | 100 |
IT.MOG.HNE. | 2023-10-18T16:11:08.12 | 0.6 | undecidable | manual | P | 134 | 2.8971 | 170 | -0.3 | 50 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHE. | ML:1.2 | 0.000129 | 0.3 | AML | other | m | 2023-10-18T16:11:12.21 |
IV.LMD.HHN. | ML:1.3 | 0.000142 | 0.2 | AML | other | m | 2023-10-18T16:11:12.37 |
IV.VISG.HHE. | ML:1.2 | 0.00008745 | 0.74 | AML | other | m | 2023-10-18T16:11:15.01 |
IV.VISG.HHN. | ML:1.4 | 0.0001215 | 0.32 | AML | other | m | 2023-10-18T16:11:15.39 |
IV.SEI.HHE. | ML:1.3 | 0.0000776 | 0.36 | AML | other | m | 2023-10-18T16:11:19.67 |
IV.SEI.HHN. | ML:1.4 | 0.0000989 | 0.72 | AML | other | m | 2023-10-18T16:11:20.04 |