A magnitude ML 1.9 earthquake occured in region: 5 km NW Castel del Rio (BO), on
and geographic coordinates (lat, lon) 44.2560, 11.4740 at 22 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 |
Casalfiumanese | BO | 12 | 3438 | 20244 |
Casola Valsenio | RA | 13 | 2617 | 22861 |
Monghidoro | BO | 13 | 3749 | 26610 |
Monzuno | BO | 16 | 6328 | 32938 |
Dozza | BO | 17 | 6652 | 39590 |
Palazzuolo sul Senio | FI | 17 | 1154 | 40744 |
Firenzuola | FI | 17 | 4726 | 45470 |
Pianoro | BO | 18 | 17460 | 62930 |
Castel San Pietro Terme | BO | 18 | 20811 | 83741 |
San Benedetto Val di Sambro | BO | 20 | 4315 | 88056 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.9 | 2023-04-23 13:47:29 |
44.2563 | 11.4738 | 22 | 2024-03-01 17:18:06 |
Bollettino Sismico Italiano INGV | 117138711 |
Reviewed Rev100 |
ML 1.6 | 2023-04-23 13:47:29 |
44.2283 | 11.4608 | 22 | 2023-04-23 13:57:16 |
Sala Sismica INGV-Roma | 116650311 |
Field | Value |
---|---|
Time (UTC) | 2023-04-23 13:47:29 ± 0.33 |
Latitude | 44.2563 ± 0.0126 |
Longitude | 11.4738 ± 0.0239 |
Depth (km) | 22 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 117138711 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1493 |
Semi-minor axis of confidence ellipse (meter) | 1366 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 49 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1490.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 169 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.58186 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.4 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 117138711 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-02-09 14:29:46 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 116650311 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-23 13:57:16 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.IFIL.HHZ. | 2023-04-23T13:49:18.78 | 3.0 | negative | manual | Pg | 18.91 | 0 | |||
IV.TDS.HHZ. | 2023-04-23T13:48:55.72 | 3.0 | undecidable | manual | Pn | -0.5 | 0 | |||
IV.SACR.HHZ. | 2023-04-23T13:48:39.14 | 3.0 | negative | manual | Pg | 12.23 | 0 | |||
IV.MELA.HHZ. | 2023-04-23T13:48:35.73 | 3.0 | undecidable | manual | Pg | 8.91 | 0 | |||
CH.DIX.HHZ. | 2023-04-23T13:48:30.07 | 3.0 | negative | manual | Pn | 8.53 | 0 | |||
IV.SGG.HHZ. | 2023-04-23T13:48:25.02 | 3.0 | positive | manual | Pn | 0.1 | 0 | |||
IV.TERO.HHZ. | 2023-04-23T13:48:06.95 | 3.0 | undecidable | manual | Pn | 0.06 | 0 | |||
GU.GRAM.HHZ. | 2023-04-23T13:48:06.55 | 3.0 | undecidable | manual | S | 3.36 | 0 | |||
4P.IT05A.HHZ. | 2023-04-23T13:48:05.28 | 3.0 | undecidable | manual | Pn | 0.31 | 0 | |||
IV.NRCA.HHZ. | 2023-04-23T13:48:02.43 | 3.0 | undecidable | manual | Pn | 1.05 | 0 | |||
IV.CRMI.HHZ. | 2023-04-23T13:47:50.09 | 0.6 | undecidable | manual | S | 218 | 64.5909 | 101 | 0.44 | 41 |
GU.GRAM.HHZ. | 2023-04-23T13:47:48.55 | 3.0 | positive | manual | P | -0.17 | 0 | |||
IV.SFI.EHZ. | 2023-04-23T13:47:46.72 | 0.6 | undecidable | manual | S | 143 | 49.0176 | 106 | 1.1 | 34 |
IV.BOSL.HHE. | 2023-04-23T13:47:42.48 | 0.6 | undecidable | manual | S | 192 | 36.9297 | 112 | -0.08 | 49 |
IV.VMGN.HHZ. | 2023-04-23T13:47:42.15 | 0.3 | undecidable | manual | S | 172 | 33.8439 | 114 | 0.36 | 70 |
IV.MOCL.EHZ. | 2023-04-23T13:47:42.34 | 0.6 | undecidable | manual | S | 220 | 36.3414 | 112 | -0.08 | 49 |
IV.CRMI.HHZ. | 2023-04-23T13:47:41.88 | 0.3 | undecidable | manual | P | 218 | 64.5909 | 101 | 0.67 | 56 |
IV.LMD.HHZ. | 2023-04-23T13:47:40.44 | 0.6 | undecidable | manual | S | 137 | 27.1506 | 121 | 0.22 | 49 |
IV.BRSN.HNZ. | 2023-04-23T13:47:39.92 | 3.0 | undecidable | manual | P | 0.64 | 0 | |||
IV.SEI.HHZ. | 2023-04-23T13:47:39.39 | 0.6 | undecidable | manual | S | 202 | 24.2535 | 124 | -0.16 | 49 |
IV.MTRZ.HHZ. | 2023-04-23T13:47:38.19 | 0.6 | undecidable | manual | S | 328 | 7.3815 | 158 | 1.52 | 31 |
IV.SFI.EHZ. | 2023-04-23T13:47:38.60 | 0.3 | undecidable | manual | P | 143 | 49.0176 | 106 | -0.28 | 69 |
IV.BOSL.HHE. | 2023-04-23T13:47:37.09 | 0.3 | undecidable | manual | P | 192 | 36.9297 | 112 | -0.03 | 73 |
IV.VMGN.HHZ. | 2023-04-23T13:47:36.52 | 0.1 | undecidable | manual | P | 172 | 33.8439 | 114 | -0.15 | 97 |
IV.VISG.HHZ. | 2023-04-23T13:47:36.46 | 0.3 | undecidable | manual | S | 203 | 8.0808 | 156 | -0.28 | 71 |
IV.MOCL.EHZ. | 2023-04-23T13:47:36.70 | 0.3 | undecidable | manual | P | 220 | 36.3414 | 112 | -0.34 | 71 |
IV.LMD.HHZ. | 2023-04-23T13:47:35.40 | 0.1 | undecidable | manual | P | 137 | 27.1506 | 121 | -0.37 | 94 |
IV.SEI.HHZ. | 2023-04-23T13:47:34.94 | 0.1 | undecidable | manual | P | 202 | 24.2535 | 124 | -0.44 | 93 |
IV.MTRZ.HHZ. | 2023-04-23T13:47:33.93 | 0.1 | undecidable | manual | P | 328 | 7.3815 | 158 | 0.21 | 100 |
IV.VISG.HHZ. | 2023-04-23T13:47:33.28 | 0.1 | undecidable | manual | P | 203 | 8.0808 | 156 | -0.48 | 93 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VISG.HHN. | ML:1.8 | 0.000508 | 0.36 | AML | other | m | 2023-04-23T13:47:36.84 |
IV.VISG.HHE. | ML:2.0 | 0.000772 | 0.14 | AML | other | m | 2023-04-23T13:47:36.73 |
IV.MTRZ.HHE. | ML:2.2 | 0.0013089999999999998 | 1.46 | AML | other | m | 2023-04-23T13:47:39.06 |
IV.MTRZ.HNE. | ML:2.2 | 0.0012635 | 1.46 | AML | other | m | 2023-04-23T13:47:39.06 |
IV.MTRZ.HHN. | ML:2.2 | 0.001295 | 0.2 | AML | other | m | 2023-04-23T13:47:39.48 |
IV.MTRZ.HNN. | ML:2.2 | 0.0012549999999999998 | 0.2 | AML | other | m | 2023-04-23T13:47:39.48 |
IV.SEI.HHN. | ML:2.0 | 0.000418 | 1.8 | AML | other | m | 2023-04-23T13:47:40.92 |
IV.SEI.HHE. | ML:1.6 | 0.000195 | 1.56 | AML | other | m | 2023-04-23T13:47:40.04 |
IV.LMD.HHE. | ML:1.5 | 0.0001325 | 0.3 | AML | other | m | 2023-04-23T13:47:40.67 |
IV.LMD.HHN. | ML:1.5 | 0.00013900000000000002 | 0.86 | AML | other | m | 2023-04-23T13:47:41.88 |
IV.VMGN.HHE. | ML:1.0 | 0.00003765 | 0.54 | AML | other | m | 2023-04-23T13:47:43.12 |
IV.VMGN.HHN. | ML:1.0 | 0.00004235 | 0.44 | AML | other | m | 2023-04-23T13:47:43.59 |