A magnitude ML 1.4 earthquake occured in region: 5 km E Casola Valsenio (RA), on
and geographic coordinates (lat, lon) 44.2020, 11.6830 at 26 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 |
---|---|---|---|---|
Casola Valsenio | RA | 5 | 2617 | 2617 |
Brisighella | RA | 7 | 7639 | 10256 |
Riolo Terme | RA | 9 | 5720 | 15976 |
Modigliana | FC | 10 | 4560 | 20536 |
Borgo Tossignano | BO | 11 | 3288 | 23824 |
Fontanelice | BO | 12 | 1943 | 25767 |
Casalfiumanese | BO | 12 | 3438 | 29205 |
Castel del Rio | BO | 14 | 1246 | 30451 |
Tredozio | FC | 15 | 1212 | 31663 |
Palazzuolo sul Senio | FI | 15 | 1154 | 32817 |
Marradi | FI | 15 | 3139 | 35956 |
Castel Bolognese | RA | 16 | 9554 | 45510 |
Imola | BO | 17 | 69797 | 115307 |
Dozza | BO | 18 | 6652 | 121959 |
Faenza | RA | 19 | 58541 | 180500 |
Dovadola | FC | 19 | 1653 | 182153 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2023-11-29 04:44:48 |
44.2025 | 11.6828 | 26 | 2023-11-29 05:34:02 |
Sala Sismica INGV-Roma | 123550991 |
Field | Value |
---|---|
Time (UTC) | 2023-11-29 04:44:48 ± 0.46 |
Latitude | 44.2025 ± 0.0144 |
Longitude | 11.6828 ± 0.0226 |
Depth (km) | 26 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 123550991 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1900 |
Semi-minor axis of confidence ellipse (meter) | 813 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 232 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1900.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 177 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.37 |
Epicentral distance of station closest to the epicenter (degree) | 0.06835 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32016 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 123550991 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-11-29 05:34:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SFI.EHZ. | 2023-11-29T04:45:01.65 | 0.1 | undecidable | manual | S | 158 | 35.5422 | 120 | 0.33 | 89 |
IV.VMGN.HHZ. | 2023-11-29T04:45:00.32 | 0.1 | undecidable | manual | S | 204 | 30.0477 | 126 | 0.23 | 92 |
IV.VISG.HHZ. | 2023-11-29T04:44:57.87 | 0.3 | undecidable | manual | S | 266 | 19.869 | 139 | -0.19 | 70 |
IT.MOG.HNE. | 2023-11-29T04:44:56.43 | 0.1 | undecidable | manual | S | 118 | 7.5813 | 162 | 0.01 | 100 |
IV.VMGN.HHZ. | 2023-11-29T04:44:55.04 | 1.0 | negative | manual | P | 204 | 30.0477 | 126 | -0.03 | 24 |
IV.SFI.EHZ. | 2023-11-29T04:44:55.24 | 1.0 | negative | manual | P | 158 | 35.5422 | 120 | -0.55 | 21 |
IV.MTRZ.HHZ. | 2023-11-29T04:44:55.05 | 0.1 | undecidable | manual | P | 301 | 23.8539 | 133 | 0.71 | 81 |
IV.SEI.HHZ. | 2023-11-29T04:44:54.98 | 0.6 | positive | manual | P | 238 | 30.6471 | 125 | -0.17 | 47 |
IV.VISG.HHZ. | 2023-11-29T04:44:53.61 | 0.6 | positive | manual | P | 266 | 19.869 | 139 | -0.29 | 46 |
IT.MRR.HGN. | 2023-11-29T04:44:53.07 | 0.1 | undecidable | manual | P | 202 | 16.5723 | 144 | -0.52 | 88 |
IT.MOG.HNE. | 2023-11-29T04:44:52.78 | 0.1 | undecidable | manual | P | 118 | 7.5813 | 162 | -0.18 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VISG.HHN. | ML:1.2 | 0.00007185 | 0.66 | AML | other | m | 2023-11-29T04:44:58.22 |
IV.VISG.HHE. | ML:1.0 | 0.0000458 | 1.24 | AML | other | m | 2023-11-29T04:44:58.27 |
IV.VMGN.HHN. | ML:1.4 | 0.0000837 | 0.2 | AML | other | m | 2023-11-29T04:45:00.55 |
IV.VMGN.HHE. | ML:1.3 | 0.0000665 | 0.54 | AML | other | m | 2023-11-29T04:45:00.50 |
IV.SEI.HHN. | ML:1.6 | 0.0001225 | 0.36 | AML | other | m | 2023-11-29T04:45:01.54 |
IV.MTRZ.HHE. | ML:1.6 | 0.00015690000000000002 | 0.74 | AML | other | m | 2023-11-29T04:45:01.49 |
IV.SEI.HHE. | ML:1.3 | 0.00007635 | 1.22 | AML | other | m | 2023-11-29T04:45:02.37 |
IV.MTRZ.HHN. | ML:1.6 | 0.00016499999999999997 | 0.64 | AML | other | m | 2023-11-29T04:45:02.74 |