A magnitude ML 1.4 earthquake occured in region: 5 km NW Castel del Rio (BO), on
and geographic coordinates (lat, lon) 44.2540, 11.4690 at 25 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 5 | 1246 | 1246 |
Fontanelice | BO | 7 | 1943 | 3189 |
Monterenzio | BO | 10 | 6035 | 9224 |
Borgo Tossignano | BO | 10 | 3288 | 12512 |
Loiano | BO | 12 | 4294 | 16806 |
Monghidoro | BO | 13 | 3749 | 20555 |
Casalfiumanese | BO | 13 | 3438 | 23993 |
Casola Valsenio | RA | 13 | 2617 | 26610 |
Monzuno | BO | 16 | 6328 | 32938 |
Firenzuola | FI | 17 | 4726 | 37664 |
Palazzuolo sul Senio | FI | 17 | 1154 | 38818 |
Dozza | BO | 17 | 6652 | 45470 |
Pianoro | BO | 18 | 17460 | 62930 |
Castel San Pietro Terme | BO | 19 | 20811 | 83741 |
San Benedetto Val di Sambro | BO | 19 | 4315 | 88056 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2023-04-23 01:11:42 |
44.2538 | 11.4693 | 25 | 2024-03-01 17:18:05 |
Bollettino Sismico Italiano INGV | 116953301 |
Reviewed Rev100 |
ML 1.4 | 2023-04-23 01:11:42 |
44.254 | 11.4678 | 25 | 2023-04-23 01:31:20 |
Sala Sismica INGV-Roma | 116628481 |
Field | Value |
---|---|
Time (UTC) | 2023-04-23 01:11:42 ± 0.42 |
Latitude | 44.2538 ± 0.0144 |
Longitude | 11.4693 ± 0.0176 |
Depth (km) | 25 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 116953301 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1428 |
Semi-minor axis of confidence ellipse (meter) | 1135 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 234 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 164 |
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) | 0.37 |
Epicentral distance of station closest to the epicenter (degree) | 0.06655 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33005 |
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 | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 116953301 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-02-09 10:39:04 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 116628481 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-23 01:31:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BOSL.HHE. | 2023-04-23T01:11:56.11 | 0.6 | undecidable | manual | S | 192 | 36.6411 | 118 | 0.59 | 43 |
IV.VMGN.HHN. | 2023-04-23T01:11:55.21 | 0.6 | undecidable | manual | S | 171 | 33.6441 | 121 | 0.39 | 46 |
IV.FNVD.HHZ. | 2023-04-23T01:11:54.24 | 0.6 | undecidable | manual | S | 251 | 29.1486 | 125 | 0.42 | 46 |
IV.LMD.HHZ. | 2023-04-23T01:11:53.57 | 0.6 | undecidable | manual | S | 136 | 27.2505 | 127 | 0.16 | 49 |
IV.SEI.HHZ. | 2023-04-23T01:11:52.61 | 0.1 | undecidable | manual | S | 202 | 23.8539 | 131 | -0.1 | 100 |
IV.MTRZ.HHZ. | 2023-04-23T01:11:51.23 | 0.6 | undecidable | manual | S | 332 | 7.3815 | 162 | 1 | 39 |
IV.BOSL.HHE. | 2023-04-23T01:11:50.10 | 0.3 | undecidable | manual | P | 192 | 36.6411 | 118 | 0.17 | 72 |
IV.VISG.HHZ. | 2023-04-23T01:11:49.57 | 0.3 | undecidable | manual | S | 201 | 7.6812 | 161 | -0.69 | 65 |
IV.VMGN.HHN. | 2023-04-23T01:11:49.69 | 0.3 | undecidable | manual | P | 171 | 33.6441 | 121 | 0.16 | 72 |
IV.FNVD.HHZ. | 2023-04-23T01:11:48.78 | 0.3 | undecidable | manual | P | 251 | 29.1486 | 125 | -0.17 | 74 |
IV.SEI.HHZ. | 2023-04-23T01:11:48.04 | 0.1 | undecidable | manual | P | 202 | 23.8539 | 131 | -0.27 | 97 |
IV.LMD.HHZ. | 2023-04-23T01:11:48.57 | 0.1 | undecidable | manual | P | 136 | 27.2505 | 127 | -0.14 | 99 |
IV.MTRZ.HHZ. | 2023-04-23T01:11:47.12 | 0.1 | undecidable | manual | P | 332 | 7.3815 | 162 | 0.24 | 100 |
IV.VISG.HHZ. | 2023-04-23T01:11:46.42 | 0.1 | undecidable | manual | P | 201 | 7.6812 | 161 | -0.47 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VISG.HHE. | ML:1.5 | 0.0001985 | 0.12 | AML | other | m | 2023-04-23T01:11:49.81 |
IV.VISG.HHN. | ML:1.4 | 0.00015400000000000003 | 0.1 | AML | other | m | 2023-04-23T01:11:49.91 |
IV.MTRZ.HHE. | ML:1.6 | 0.0002665 | 1.44 | AML | other | m | 2023-04-23T01:11:52.15 |
IV.MTRZ.HHN. | ML:1.6 | 0.00022100000000000003 | 0.2 | AML | other | m | 2023-04-23T01:11:52.57 |
IV.LMD.HHE. | ML:0.8 | 0.0000233 | 0.12 | AML | other | m | 2023-04-23T01:11:53.72 |
IV.LMD.HHN. | ML:0.8 | 0.0000264 | 0.86 | AML | other | m | 2023-04-23T01:11:54.09 |