A magnitude ML 1.4 earthquake occured in region: 5 km NW Fontanelice (BO), on
and geographic coordinates (lat, lon) 44.2930, 11.5280 at 28 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 |
---|---|---|---|---|
Fontanelice | BO | 5 | 1943 | 1943 |
Borgo Tossignano | BO | 5 | 3288 | 5231 |
Casalfiumanese | BO | 7 | 3438 | 8669 |
Castel del Rio | BO | 9 | 1246 | 9915 |
Monterenzio | BO | 10 | 6035 | 15950 |
Casola Valsenio | RA | 11 | 2617 | 18567 |
Dozza | BO | 11 | 6652 | 25219 |
Castel San Pietro Terme | BO | 13 | 20811 | 46030 |
Riolo Terme | RA | 16 | 5720 | 51750 |
Imola | BO | 16 | 69797 | 121547 |
Loiano | BO | 17 | 4294 | 125841 |
Ozzano dell'Emilia | BO | 17 | 13596 | 139437 |
Pianoro | BO | 18 | 17460 | 156897 |
Monghidoro | BO | 19 | 3749 | 160646 |
Castel Guelfo di Bologna | BO | 20 | 4455 | 165101 |
Palazzuolo sul Senio | FI | 20 | 1154 | 166255 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2020-04-02 20:23:46 |
44.2927 | 11.5275 | 28 | 2020-04-02 20:31:22 |
Sala Sismica INGV-Roma | 77797451 |
Field | Value |
---|---|
Time (UTC) | 2020-04-02 20:23:46 ± 0.46 |
Latitude | 44.2927 ± 0.0162 |
Longitude | 11.5275 ± 0.0251 |
Depth (km) | 28 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 77797451 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1790 |
Semi-minor axis of confidence ellipse (meter) | 1453 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 14 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1790.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 141 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26710 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 77797451 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-02 20:31:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CPGN.EHZ. | 2020-04-02T20:24:00.58 | 3.0 | undecidable | manual | P | -2.65 | 0 | |||
IV.SEI.HHZ. | 2020-04-02T20:23:59.64 | 0.6 | undecidable | manual | S | 207 | 29.6481 | 128 | 0.77 | 40 |
IV.LMD.HHZ. | 2020-04-02T20:23:58.59 | 0.6 | undecidable | manual | S | 149 | 27.8499 | 130 | 0.1 | 48 |
IV.IMOL.EHZ. | 2020-04-02T20:23:57.01 | 0.6 | undecidable | manual | S | 66 | 18.5703 | 143 | 0.21 | 47 |
IV.VISG.HHZ. | 2020-04-02T20:23:55.69 | 0.6 | undecidable | manual | S | 213 | 13.6752 | 151 | -0.39 | 46 |
IV.SEI.HHZ. | 2020-04-02T20:23:54.16 | 0.3 | undecidable | manual | P | 207 | 29.6481 | 128 | 0.39 | 68 |
IV.LMD.HHZ. | 2020-04-02T20:23:53.38 | 0.1 | undecidable | manual | P | 149 | 27.8499 | 130 | -0.16 | 94 |
IV.IMOL.EHZ. | 2020-04-02T20:23:52.50 | 0.3 | negative | manual | P | 66 | 18.5703 | 143 | -0.07 | 74 |
IV.BRIS.HHZ. | 2020-04-02T20:23:52.52 | 0.6 | undecidable | manual | P | 112 | 20.4684 | 140 | -0.22 | 47 |
IV.VISG.HHZ. | 2020-04-02T20:23:51.57 | 0.6 | negative | manual | P | 213 | 13.6752 | 151 | -0.58 | 43 |
IV.MTRZ.HHE. | 2020-04-02T20:23:51.85 | 0.1 | undecidable | manual | P | 285 | 8.4804 | 162 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VISG.HHE. | ML:1.3 | 0.000095145285 | 0.0896 | AML | other | m | 2020-04-02T20:23:56.10 |
IV.VISG.HHN. | ML:1.4 | 0.00012558990000000002 | 0.1408 | AML | other | m | 2020-04-02T20:23:56.38 |
IV.IMOL.HNE. | ML:1.5 | 0.00015472554999999998 | 0.2176 | AML | other | m | 2020-04-02T20:23:58.47 |
IV.IMOL.HNN. | ML:1.5 | 0.00013747654000000002 | 0.2048 | AML | other | m | 2020-04-02T20:23:58.28 |
IV.BRIS.HNE. | ML:1.4 | 0.000096158155 | 0.5248 | AML | other | m | 2020-04-02T20:23:56.45 |
IV.BRIS.HHN. | ML:1.1 | 0.00005434757 | 0.256 | AML | other | m | 2020-04-02T20:23:58.84 |
IV.BRIS.HNN. | ML:2.5 | 0.0012945020000000001 | 0.768 | AML | other | m | 2020-04-02T20:24:01.17 |
IV.BRIS.HHE. | ML:1.0 | 0.000041031170000000006 | 0.1536 | AML | other | m | 2020-04-02T20:23:58.57 |
IV.SEI.HHN. | ML:1.9 | 0.00026297965 | 0.384 | AML | other | m | 2020-04-02T20:23:59.88 |
IV.SEI.HHE. | ML:1.3 | 0.000070799935 | 0.32 | AML | other | m | 2020-04-02T20:24:01.50 |