A magnitude ML 1.4 earthquake occured in region: 6 km S Castel del Rio (BO), on
and geographic coordinates (lat, lon) 44.1580, 11.4990 at 6 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 |
---|---|---|---|---|
Castel del Rio | BO | 6 | 1246 | 1246 |
Palazzuolo sul Senio | FI | 6 | 1154 | 2400 |
Firenzuola | FI | 10 | 4726 | 7126 |
Fontanelice | BO | 12 | 1943 | 9069 |
Casola Valsenio | RA | 12 | 2617 | 11686 |
Marradi | FI | 13 | 3139 | 14825 |
Borgo Tossignano | BO | 15 | 3288 | 18113 |
Monghidoro | BO | 16 | 3749 | 21862 |
Casalfiumanese | BO | 18 | 3438 | 25300 |
Loiano | BO | 19 | 4294 | 29594 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2024-04-02 02:44:12 |
44.1578 | 11.4987 | 6 | 2024-04-02 02:51:27 |
Sala Sismica INGV-Roma | 126390621 |
Field | Value |
---|---|
Time (UTC) | 2024-04-02 02:44:12 ± 0.17 |
Latitude | 44.1578 ± 0.0054 |
Longitude | 11.4987 ± 0.0100 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 126390621 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 768 |
Semi-minor axis of confidence ellipse (meter) | 308 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 74 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 770.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 137 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
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) | 0.05576 |
Epicentral distance of station farthest from the epicenter (degree) | 0.42088 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 126390621 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-02 02:51:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MOCL.EHZ. | 2024-04-02T02:44:23.34 | 0.3 | undecidable | manual | S | 236 | 30.4473 | 102 | -0.4 | 66 |
IV.ZCCA.HNZ. | 2024-04-02T02:44:22.69 | 0.6 | undecidable | manual | P | 297 | 46.7199 | 50 | 0.52 | 42 |
IV.BOSL.HHZ. | 2024-04-02T02:44:22.77 | 0.1 | undecidable | manual | S | 202 | 27.0507 | 103 | 0.2 | 93 |
IV.VMGN.HHZ. | 2024-04-02T02:44:21.42 | 0.1 | undecidable | manual | S | 173 | 22.755 | 105 | 0.31 | 92 |
IV.SFI.EHZ. | 2024-04-02T02:44:20.48 | 1.0 | negative | manual | P | 135 | 39.5271 | 99 | -0.47 | 21 |
IV.SEI.HHZ. | 2024-04-02T02:44:19.27 | 0.1 | undecidable | manual | S | 224 | 15.9729 | 111 | 0.36 | 92 |
IV.BOSL.HHZ. | 2024-04-02T02:44:18.25 | 0.1 | undecidable | manual | P | 202 | 27.0507 | 103 | -0.25 | 92 |
IV.MOCL.EHZ. | 2024-04-02T02:44:18.69 | 0.1 | undecidable | manual | P | 236 | 30.4473 | 102 | -0.48 | 87 |
IV.VMGN.HHZ. | 2024-04-02T02:44:17.58 | 0.1 | undecidable | manual | P | 173 | 22.755 | 105 | -0.08 | 96 |
IV.MTRZ.HHZ. | 2024-04-02T02:44:17.13 | 0.3 | undecidable | manual | P | 341 | 18.1707 | 109 | 0.34 | 69 |
IV.SEI.HHZ. | 2024-04-02T02:44:16.39 | 0.1 | positive | manual | P | 224 | 15.9729 | 111 | 0.01 | 99 |
IV.LMD.HHZ. | 2024-04-02T02:44:16.75 | 0.3 | undecidable | manual | P | 118 | 18.87 | 108 | -0.17 | 71 |
IV.VISG.HHZ. | 2024-04-02T02:44:15.96 | 0.1 | undecidable | manual | S | 304 | 6.1938 | 135 | -0.03 | 100 |
IV.VISG.HHZ. | 2024-04-02T02:44:14.68 | 0.1 | undecidable | manual | P | 304 | 6.1938 | 135 | -0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRZ.HNE. | ML:1.6 | 0.00032776859999999997 | 0.41 | AML | other | m | 2024-04-02T02:44:27.95 |
IV.LMD.HHN. | ML:1.2 | 0.000127742585 | 0.14 | AML | other | m | 2024-04-02T02:44:20.90 |
IV.MTRZ.HHN. | ML:1.6 | 0.00034784735 | 0.24 | AML | other | m | 2024-04-02T02:44:23.34 |
IV.LMD.HHE. | ML:1.1 | 0.00010010424999999999 | 0.22 | AML | other | m | 2024-04-02T02:44:20.82 |
IV.MTRZ.HHE. | ML:1.6 | 0.0003465 | 0.34 | AML | other | m | 2024-04-02T02:44:23.01 |
IV.MTRZ.HNN. | ML:1.6 | 0.0003312124 | 0.69 | AML | other | m | 2024-04-02T02:44:24.91 |
IV.VISG.HHE. | ML:0.0 | 0.00097928345 | 0.08 | AML | other | m | 2024-04-02T02:44:16.08 |
IV.VISG.HHN. | ML:0.0 | 0.0016959409999999999 | 0.12 | AML | other | m | 2024-04-02T02:44:16.23 |
IV.MOCL.EHE. | ML:1.2 | 0.00008455073 | 0.18 | AML | other | m | 2024-04-02T02:44:25.09 |
IV.MOCL.EHN. | ML:1.4 | 0.0001192454 | 0.38 | AML | other | m | 2024-04-02T02:44:24.93 |
IV.SFI.EHE. | ML:1.3 | 0.000067716605 | 1.34 | AML | other | m | 2024-04-02T02:44:25.37 |
IV.SFI.EHN. | ML:1.0 | 0.000034147895000000005 | 0.76 | AML | other | m | 2024-04-02T02:44:37.61 |
IV.SFI.HNE. | ML:1.7 | 0.0001903119 | 0.89 | AML | other | m | 2024-04-02T02:44:26.20 |
IV.SFI.HNN. | ML:1.6 | 0.00013256639000000002 | 0.68 | AML | other | m | 2024-04-02T02:44:25.19 |