A magnitude ML 2.0 earthquake occured in region: 4 km NW Castel del Rio (BO), on
and geographic coordinates (lat, lon) 44.2450, 11.4710 at 19 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 | 4 | 1246 | 1246 |
Fontanelice | BO | 7 | 1943 | 3189 |
Borgo Tossignano | BO | 10 | 3288 | 6477 |
Monterenzio | BO | 10 | 6035 | 12512 |
Loiano | BO | 12 | 4294 | 16806 |
Casola Valsenio | RA | 12 | 2617 | 19423 |
Monghidoro | BO | 13 | 3749 | 23172 |
Casalfiumanese | BO | 13 | 3438 | 26610 |
Palazzuolo sul Senio | FI | 16 | 1154 | 27764 |
Firenzuola | FI | 16 | 4726 | 32490 |
Monzuno | BO | 16 | 6328 | 38818 |
Dozza | BO | 18 | 6652 | 45470 |
Pianoro | BO | 19 | 17460 | 62930 |
San Benedetto Val di Sambro | BO | 19 | 4315 | 67245 |
Castel San Pietro Terme | BO | 20 | 20811 | 88056 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.0 | 2023-04-23 13:47:53 |
44.2453 | 11.4708 | 19 | 2024-03-01 17:18:10 |
Bollettino Sismico Italiano INGV | 117946681 |
Reviewed Rev100 |
ML 2.2 | 2023-04-23 13:47:51 |
44.2723 | 11.4805 | 30 | 2023-04-23 14:00:49 |
Sala Sismica INGV-Roma | 116650421 |
Field | Value |
---|---|
Time (UTC) | 2023-04-23 13:47:53 ± 0.29 |
Latitude | 44.2453 ± 0.0135 |
Longitude | 11.4708 ± 0.0188 |
Depth (km) | 19 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 117946681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1624 |
Semi-minor axis of confidence ellipse (meter) | 859 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 45 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1620.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 161 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.43 |
Epicentral distance of station closest to the epicenter (degree) | 0.06205 |
Epicentral distance of station farthest from the epicenter (degree) | 0.65381 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 117946681 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-02-09 14:36:37 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 116650421 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-23 14:00:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SFI.EHZ. | 2023-04-23T13:48:09.38 | 0.6 | undecidable | manual | S | 141 | 48.2184 | 103 | 0.75 | 40 |
IV.BDI.HHZ. | 2023-04-23T13:48:06.11 | 0.6 | undecidable | manual | P | 254 | 72.5718 | 98 | 0.36 | 42 |
IV.MOCL.EHZ. | 2023-04-23T13:48:05.32 | 0.6 | undecidable | manual | S | 221 | 35.2425 | 109 | 0.01 | 49 |
IV.CRMI.HHZ. | 2023-04-23T13:48:05.47 | 0.3 | undecidable | manual | P | 218 | 63.492 | 99 | 1.11 | 48 |
IV.BOSL.HHZ. | 2023-04-23T13:48:05.84 | 0.3 | undecidable | manual | S | 192 | 35.742 | 109 | 0.43 | 68 |
IV.VMGN.HHZ. | 2023-04-23T13:48:04.93 | 0.6 | undecidable | manual | S | 171 | 32.6451 | 111 | 0.29 | 47 |
IV.LMD.HHZ. | 2023-04-23T13:48:03.29 | 0.6 | undecidable | manual | S | 135 | 26.4513 | 117 | 0.15 | 49 |
IV.SEI.HHZ. | 2023-04-23T13:48:02.36 | 0.3 | undecidable | manual | S | 203 | 22.9548 | 121 | 0.03 | 74 |
IV.SFI.EHZ. | 2023-04-23T13:48:02.25 | 0.6 | undecidable | manual | P | 141 | 48.2184 | 103 | 0.2 | 46 |
IV.MTRZ.HHZ. | 2023-04-23T13:48:01.16 | 0.6 | undecidable | manual | S | 334 | 8.2806 | 153 | 1.57 | 27 |
IV.BOSL.HHZ. | 2023-04-23T13:48:00.01 | 0.1 | undecidable | manual | P | 192 | 35.742 | 109 | -0.18 | 94 |
IV.VMGN.HHZ. | 2023-04-23T13:47:59.57 | 0.3 | undecidable | manual | P | 171 | 32.6451 | 111 | -0.18 | 71 |
IV.MOCL.EHZ. | 2023-04-23T13:47:59.58 | 0.3 | undecidable | manual | P | 221 | 35.2425 | 109 | -0.55 | 64 |
IV.VISG.HHZ. | 2023-04-23T13:47:59.32 | 0.3 | undecidable | manual | S | 205 | 6.8931 | 157 | -0.11 | 75 |
IV.LMD.HHZ. | 2023-04-23T13:47:58.44 | 0.1 | undecidable | manual | P | 135 | 26.4513 | 117 | -0.44 | 91 |
IV.SEI.HHZ. | 2023-04-23T13:47:57.83 | 0.1 | undecidable | manual | P | 203 | 22.9548 | 121 | -0.58 | 87 |
IV.VISG.HHZ. | 2023-04-23T13:47:56.29 | 0.1 | undecidable | manual | P | 205 | 6.8931 | 157 | -0.45 | 93 |
IV.MTRZ.HHZ. | 2023-04-23T13:47:56.93 | 0.1 | undecidable | manual | P | 334 | 8.2806 | 153 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VISG.HHE. | ML:2.1 | 0.0010804230499999999 | 0.1216 | AML | other | m | 2023-04-23T13:47:59.65 |
IV.VISG.HHN. | ML:2.0 | 0.00081696695 | 0.1024 | AML | other | m | 2023-04-23T13:47:59.75 |
IV.MTRZ.HHE. | ML:2.2 | 0.00132171735 | 1.7184 | AML | other | m | 2023-04-23T13:48:01.99 |
IV.MTRZ.HHN. | ML:2.2 | 0.0012194145 | 0.1984 | AML | other | m | 2023-04-23T13:48:02.41 |
IV.SEI.HHN. | ML:1.8 | 0.00029071189999999996 | 0.1984 | AML | other | m | 2023-04-23T13:48:02.82 |
IV.SEI.HHE. | ML:1.5 | 0.0001627596 | 1.744 | AML | other | m | 2023-04-23T13:48:05.99 |