A magnitude Md 1.5 earthquake occured in region: 6 km S Castel del Rio (BO), on
and geographic coordinates (lat, lon) 44.1610, 11.5110 at 5 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 |
Casola Valsenio | RA | 11 | 2617 | 5017 |
Firenzuola | FI | 12 | 4726 | 9743 |
Fontanelice | BO | 12 | 1943 | 11686 |
Marradi | FI | 13 | 3139 | 14825 |
Borgo Tossignano | BO | 14 | 3288 | 18113 |
Monghidoro | BO | 17 | 3749 | 21862 |
Casalfiumanese | BO | 17 | 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 |
Md 1.5 | 2024-04-02 01:42:29 |
44.1613 | 11.5113 | 5 | 2024-04-02 01:59:50 |
Sala Sismica INGV-Roma | 126389721 |
Field | Value |
---|---|
Time (UTC) | 2024-04-02 01:42:29 ± 0.15 |
Latitude | 44.1613 ± 0.0045 |
Longitude | 11.5113 ± 0.0088 |
Depth (km) | 5 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 126389721 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 638 |
Semi-minor axis of confidence ellipse (meter) | 360 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 59 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 640.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 143 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.42718 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 126389721 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-02 01:59:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IX.SCL3.EHZ.02 | 2024-04-02T01:43:27.56 | 3.0 | undecidable | manual | Pn | -0.01 | 0 | |||
IV.SNTG.HHZ. | 2024-04-02T01:42:46.66 | 3.0 | negative | manual | Pn | 1.57 | 0 | |||
IV.FRON.EHZ. | 2024-04-02T01:42:42.38 | 3.0 | undecidable | manual | Pn | 1.34 | 0 | |||
IV.ZCCA.HHN. | 2024-04-02T01:42:38.89 | 1.0 | undecidable | manual | P | 297 | 47.4192 | 50 | 0.15 | 23 |
IV.VMGN.HHZ. | 2024-04-02T01:42:37.66 | 0.1 | undecidable | manual | S | 176 | 23.0547 | 103 | 0.23 | 93 |
IV.SEI.HHZ. | 2024-04-02T01:42:35.49 | 0.1 | undecidable | manual | S | 226 | 16.9719 | 107 | 0.08 | 97 |
IV.MTRZ.HNN. | 2024-04-02T01:42:33.34 | 0.6 | undecidable | manual | P | 338 | 18.1707 | 106 | 0.31 | 46 |
IV.VMGN.HHZ. | 2024-04-02T01:42:33.74 | 0.3 | undecidable | manual | P | 176 | 23.0547 | 103 | -0.23 | 70 |
IV.SEI.HHZ. | 2024-04-02T01:42:32.58 | 0.1 | undecidable | manual | P | 226 | 16.9719 | 107 | -0.23 | 94 |
IV.LMD.HHZ. | 2024-04-02T01:42:32.98 | 0.3 | undecidable | manual | P | 121 | 18.1707 | 106 | -0.05 | 73 |
IV.VISG.HHZ. | 2024-04-02T01:42:32.22 | 0.1 | undecidable | manual | S | 297 | 6.8931 | 127 | 0 | 100 |
IV.VISG.HHZ. | 2024-04-02T01:42:30.91 | 0.1 | positive | manual | P | 297 | 6.8931 | 127 | -0.05 | 99 |