A magnitude ML 1.2 earthquake occured in region: 7 km NW Castel del Rio (BO), on
and geographic coordinates (lat, lon) 44.2600, 11.4370 at 28 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 | 7 | 1246 | 1246 |
Monterenzio | BO | 8 | 6035 | 7281 |
Loiano | BO | 9 | 4294 | 11575 |
Fontanelice | BO | 10 | 1943 | 13518 |
Monghidoro | BO | 11 | 3749 | 17267 |
Borgo Tossignano | BO | 12 | 3288 | 20555 |
Monzuno | BO | 13 | 6328 | 26883 |
Casalfiumanese | BO | 15 | 3438 | 30321 |
Casola Valsenio | RA | 15 | 2617 | 32938 |
Pianoro | BO | 16 | 17460 | 50398 |
Firenzuola | FI | 16 | 4726 | 55124 |
San Benedetto Val di Sambro | BO | 17 | 4315 | 59439 |
Palazzuolo sul Senio | FI | 19 | 1154 | 60593 |
Dozza | BO | 19 | 6652 | 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 1.2 | 2023-04-22 23:10:24 |
44.2595 | 11.4372 | 28 | 2024-03-01 17:18:08 |
Bollettino Sismico Italiano INGV | 117402701 |
Reviewed Rev100 |
ML 1.4 | 2023-04-22 23:10:24 |
44.245 | 11.4447 | 26 | 2023-04-22 23:19:51 |
Sala Sismica INGV-Roma | 116624291 |
Field | Value |
---|---|
Time (UTC) | 2023-04-22 23:10:24 ± 0.54 |
Latitude | 44.2595 ± 0.0171 |
Longitude | 11.4372 ± 0.0226 |
Depth (km) | 28 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 117402701 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1970 |
Semi-minor axis of confidence ellipse (meter) | 1112 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 223 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1970.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 142 |
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) | 0.51 |
Epicentral distance of station closest to the epicenter (degree) | 0.05396 |
Epicentral distance of station farthest from the epicenter (degree) | 0.46045 |
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 | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 117402701 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-05-16 10:07:13 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.4 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 116624291 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-22 23:19:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SFI.EHZ. | 2023-04-22T23:10:42.38 | 0.3 | undecidable | manual | S | 140 | 51.1155 | 113 | 0.82 | 55 |
IV.VMGN.HHZ. | 2023-04-22T23:10:38.21 | 0.3 | undecidable | manual | S | 167 | 34.6431 | 123 | 0.54 | 64 |
IV.FNVD.HHZ. | 2023-04-22T23:10:36.65 | 0.3 | undecidable | manual | S | 248 | 26.9508 | 131 | 0.61 | 67 |
IV.LMD.HHZ. | 2023-04-22T23:10:36.17 | 0.1 | undecidable | manual | S | 133 | 29.4483 | 128 | -0.38 | 92 |
IV.SEI.HHZ. | 2023-04-22T23:10:35.11 | 0.3 | undecidable | manual | S | 195 | 23.5542 | 136 | -0.28 | 70 |
IV.MTRZ.HHZ. | 2023-04-22T23:10:34.02 | 0.1 | undecidable | manual | S | 351 | 5.994 | 167 | 0.98 | 77 |
IV.SFI.EHZ. | 2023-04-22T23:10:34.32 | 0.3 | undecidable | manual | P | 140 | 51.1155 | 113 | -0.04 | 71 |
IV.VISG.HHZ. | 2023-04-22T23:10:32.26 | 0.3 | undecidable | manual | S | 182 | 7.7811 | 163 | -0.92 | 58 |
IV.VMGN.HHZ. | 2023-04-22T23:10:32.22 | 0.3 | undecidable | manual | P | 167 | 34.6431 | 123 | 0.1 | 72 |
IV.FNVD.HHZ. | 2023-04-22T23:10:31.02 | 0.3 | undecidable | manual | P | 248 | 26.9508 | 131 | -0.15 | 71 |
IV.LMD.HHZ. | 2023-04-22T23:10:31.07 | 0.1 | undecidable | manual | P | 133 | 29.4483 | 128 | -0.4 | 91 |
IV.SEI.HHZ. | 2023-04-22T23:10:30.59 | 0.3 | undecidable | manual | P | 195 | 23.5542 | 136 | -0.2 | 71 |
IV.MTRZ.HHZ. | 2023-04-22T23:10:29.62 | 0.1 | negative | manual | P | 351 | 5.994 | 167 | 0.17 | 100 |
IV.VISG.HHZ. | 2023-04-22T23:10:28.98 | 0.1 | undecidable | manual | P | 182 | 7.7811 | 163 | -0.55 | 90 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VISG.HHE. | ML:1.7 | 0.00029549999999999997 | 0.14 | AML | other | m | 2023-04-22T23:10:32.32 |
IV.VISG.HHN. | ML:1.6 | 0.0002175 | 0.3 | AML | other | m | 2023-04-22T23:10:32.27 |
IV.LMD.HHE. | ML:1.3 | 0.00007195 | 0.28 | AML | other | m | 2023-04-22T23:10:36.28 |
IV.FNVD.HHN. | ML:1.2 | 0.00006685 | 1.32 | AML | other | m | 2023-04-22T23:10:37.71 |
IV.LMD.HHN. | ML:1.4 | 0.0000828 | 0.86 | AML | other | m | 2023-04-22T23:10:37.48 |
IV.FNVD.HHE. | ML:1.2 | 0.00005435 | 0.94 | AML | other | m | 2023-04-22T23:10:37.64 |
IV.VMGN.HHN. | ML:0.9 | 0.000025600000000000002 | 0.44 | AML | other | m | 2023-04-22T23:10:39.20 |
IV.VMGN.HHE. | ML:0.8 | 0.00001855 | 0.42 | AML | other | m | 2023-04-22T23:10:41.60 |
IV.SFI.EHN. | ML:1.1 | 0.0000233 | 0.4 | AML | other | m | 2023-04-22T23:10:42.41 |
IV.SFI.EHE. | ML:1.1 | 0.0000302 | 0.86 | AML | other | m | 2023-04-22T23:10:44.87 |