A magnitude ML 1.1 earthquake occured in region: 6 km NW Borgo Tossignano (BO), on
and geographic coordinates (lat, lon) 44.3180, 11.5430 at 30 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 |
---|---|---|---|---|
Borgo Tossignano | BO | 6 | 3288 | 3288 |
Casalfiumanese | BO | 6 | 3438 | 6726 |
Fontanelice | BO | 7 | 1943 | 8669 |
Dozza | BO | 8 | 6652 | 15321 |
Castel San Pietro Terme | BO | 10 | 20811 | 36132 |
Monterenzio | BO | 11 | 6035 | 42167 |
Castel del Rio | BO | 12 | 1246 | 43413 |
Casola Valsenio | RA | 12 | 2617 | 46030 |
Imola | BO | 14 | 69797 | 115827 |
Ozzano dell'Emilia | BO | 15 | 13596 | 129423 |
Riolo Terme | RA | 15 | 5720 | 135143 |
Castel Guelfo di Bologna | BO | 17 | 4455 | 139598 |
Pianoro | BO | 18 | 17460 | 157058 |
Loiano | BO | 18 | 4294 | 161352 |
Medicina | BO | 19 | 16739 | 178091 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2020-04-02 10:34:51 |
44.3185 | 11.5433 | 30 | 2020-07-18 21:08:42 |
Bollettino Sismico Italiano INGV | 80927601 |
Reviewed Rev100 |
ML 0.9 | 2020-04-02 10:34:52 |
44.3512 | 11.6577 | 11 | 2020-04-02 10:42:57 |
Sala Sismica INGV-Roma | 77785731 |
Field | Value |
---|---|
Time (UTC) | 2020-04-02 10:34:51 ± 0.69 |
Latitude | 44.3185 ± 0.0252 |
Longitude | 11.5433 ± 0.0365 |
Depth (km) | 30 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 80927601 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2787 |
Semi-minor axis of confidence ellipse (meter) | 1289 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 33 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2790.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 214 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.41 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29498 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 80927601 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-07-10 13:18:53 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 77785731 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-02 10:42:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRAC.EHZ. | 2020-04-02T10:36:08.05 | 3.0 | negative | manual | Pn | -0.78 | 0 | |||
IV.CERT.HHZ. | 2020-04-02T10:36:07.72 | 3.0 | undecidable | manual | Sg | 1.14 | 0 | |||
CR.STON.BHZ. | 2020-04-02T10:35:59.86 | 3.0 | undecidable | manual | Pn | 1.11 | 0 | |||
IV.LAV9.HHZ. | 2020-04-02T10:35:36.96 | 3.0 | negative | manual | Pg | 3.68 | 0 | |||
IV.PE3.EHZ. | 2020-04-02T10:35:26.31 | 3.0 | undecidable | manual | Sg | -0.05 | 0 | |||
MN.TRI.HHZ. | 2020-04-02T10:35:18.57 | 3.0 | negative | manual | Pn | 0.4 | 0 | |||
IV.LMD.HHZ. | 2020-04-02T10:35:04.16 | 0.6 | undecidable | manual | S | 154 | 29.748 | 131 | -0.01 | 52 |
IV.SEI.HHZ. | 2020-04-02T10:35:04.94 | 0.6 | undecidable | manual | S | 207 | 32.745 | 128 | 0.15 | 50 |
IV.MTRZ.HHZ. | 2020-04-02T10:35:01.66 | 0.6 | undecidable | manual | S | 266 | 9.3795 | 161 | 0.61 | 46 |
IV.VISG.HHZ. | 2020-04-02T10:35:01.15 | 0.6 | undecidable | manual | S | 211 | 16.7721 | 148 | -0.75 | 47 |
IV.LMD.HHZ. | 2020-04-02T10:34:59.17 | 0.3 | undecidable | manual | P | 154 | 29.748 | 131 | 0.26 | 76 |
IV.SEI.HHZ. | 2020-04-02T10:34:59.59 | 0.1 | undecidable | manual | P | 207 | 32.745 | 128 | 0.32 | 100 |
IV.VISG.HHZ. | 2020-04-02T10:34:57.01 | 0.1 | undecidable | manual | P | 211 | 16.7721 | 148 | -0.59 | 95 |
IV.MTRZ.HHZ. | 2020-04-02T10:34:57.20 | 0.3 | undecidable | manual | P | 266 | 9.3795 | 161 | 0.09 | 82 |
IV.BRIS.HHZ. | 2020-04-02T10:34:57.91 | 0.3 | undecidable | manual | P | 120 | 20.5683 | 142 | -0.03 | 80 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VISG.HHN. | ML:1.1 | 0.00005305 | 0.28 | AML | other | m | 2020-04-02T10:35:01.64 |
IV.VISG.HHE. | ML:1.0 | 0.000043950000000000004 | 0.42 | AML | other | m | 2020-04-02T10:35:02.51 |