A magnitude ML 1.2 earthquake occured in region: 4 km N Brisighella (RA), on
and geographic coordinates (lat, lon) 44.2560, 11.7750 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 |
---|---|---|---|---|
Brisighella | RA | 4 | 7639 | 7639 |
Riolo Terme | RA | 5 | 5720 | 13359 |
Castel Bolognese | RA | 7 | 9554 | 22913 |
Faenza | RA | 9 | 58541 | 81454 |
Modigliana | FC | 11 | 4560 | 86014 |
Imola | BO | 12 | 69797 | 155811 |
Casola Valsenio | RA | 13 | 2617 | 158428 |
Solarolo | RA | 13 | 4488 | 162916 |
Casalfiumanese | BO | 13 | 3438 | 166354 |
Borgo Tossignano | BO | 15 | 3288 | 169642 |
Bagnara di Romagna | RA | 16 | 2429 | 172071 |
Mordano | BO | 16 | 4760 | 176831 |
Dozza | BO | 16 | 6652 | 183483 |
Castrocaro Terme e Terra del Sole | FC | 17 | 6426 | 189909 |
Fontanelice | BO | 17 | 1943 | 191852 |
Dovadola | FC | 17 | 1653 | 193505 |
Tredozio | FC | 20 | 1212 | 194717 |
Cotignola | RA | 20 | 7474 | 202191 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2023-10-12 21:40:20 |
44.2558 | 11.7748 | 10 | 2023-10-12 21:52:50 |
Sala Sismica INGV-Roma | 122025071 |
Field | Value |
---|---|
Time (UTC) | 2023-10-12 21:40:20 ± 0.37 |
Latitude | 44.2558 ± 0.0117 |
Longitude | 11.7748 ± 0.0151 |
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 | 122025071 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1609 |
Semi-minor axis of confidence ellipse (meter) | 795 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 222 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1610.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 272 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.47484 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 122025071 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-12 21:52:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SNTG.HHZ. | 2023-10-12T21:41:02.63 | 3.0 | undecidable | manual | S | 0.12 | 0 | |||
IV.RINC.EHZ. | 2023-10-12T21:40:34.34 | 0.1 | undecidable | manual | S | 198 | 43.1235 | 50 | -0.08 | 96 |
IV.SFI.EHZ. | 2023-10-12T21:40:33.66 | 0.1 | undecidable | manual | S | 172 | 39.3273 | 50 | 0.23 | 94 |
IV.SEI.HHZ. | 2023-10-12T21:40:33.10 | 0.1 | undecidable | manual | S | 236 | 39.9267 | 50 | -0.49 | 89 |
IV.VMGN.HHZ. | 2023-10-12T21:40:33.31 | 0.1 | undecidable | manual | S | 210 | 38.628 | 50 | 0.09 | 97 |
IV.FNVD.HHZ. | 2023-10-12T21:40:30.20 | 1.0 | negative | manual | P | 260 | 52.7028 | 50 | 0.28 | 23 |
IV.VISG.HHZ. | 2023-10-12T21:40:30.80 | 0.1 | undecidable | manual | S | 255 | 28.0497 | 50 | 0.38 | 92 |
IV.RINC.EHZ. | 2023-10-12T21:40:28.26 | 1.0 | negative | manual | P | 198 | 43.1235 | 50 | -0.18 | 24 |
IV.LMD.HHZ. | 2023-10-12T21:40:28.27 | 0.1 | undecidable | manual | S | 195 | 20.4684 | 116 | 0.08 | 100 |
IV.VMGN.HHZ. | 2023-10-12T21:40:27.34 | 0.6 | positive | manual | P | 210 | 38.628 | 50 | -0.4 | 45 |
IV.SFI.EHZ. | 2023-10-12T21:40:27.47 | 1.0 | positive | manual | P | 172 | 39.3273 | 50 | -0.39 | 23 |
IV.SEI.HHZ. | 2023-10-12T21:40:27.95 | 0.6 | positive | manual | P | 236 | 39.9267 | 50 | 0 | 49 |
IV.VISG.HHZ. | 2023-10-12T21:40:26.22 | 1.0 | negative | manual | P | 255 | 28.0497 | 50 | 0.1 | 25 |
IV.LMD.HHZ. | 2023-10-12T21:40:24.78 | 0.6 | negative | manual | P | 195 | 20.4684 | 116 | -0.06 | 50 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHE. | ML:1.2 | 0.000123 | 0.3 | AML | other | m | 2023-10-12T21:40:28.37 |
IV.LMD.HHN. | ML:1.3 | 0.0001295 | 0.22 | AML | other | m | 2023-10-12T21:40:28.28 |
IV.VISG.HHE. | ML:1.2 | 0.0000741 | 0.72 | AML | other | m | 2023-10-12T21:40:31.03 |
IV.VISG.HHN. | ML:1.3 | 0.00011145 | 0.32 | AML | other | m | 2023-10-12T21:40:31.40 |
IV.SFI.EHN. | ML:1.1 | 0.0000463 | 0.72 | AML | other | m | 2023-10-12T21:40:33.46 |
IV.SFI.EHE. | ML:1.2 | 0.00004965 | 0.44 | AML | other | m | 2023-10-12T21:40:33.70 |
IV.SEI.HHE. | ML:1.3 | 0.0000642 | 0.26 | AML | other | m | 2023-10-12T21:40:35.27 |
IV.SEI.HHN. | ML:1.5 | 0.0000988 | 1.48 | AML | other | m | 2023-10-12T21:40:36.05 |
IV.FNVD.HHE. | ML:1.1 | 0.000031 | 0.3 | AML | other | m | 2023-10-12T21:40:38.44 |
IV.FNVD.HHN. | ML:0.8 | 0.000014000000000000001 | 0.36 | AML | other | m | 2023-10-12T21:40:38.95 |