A magnitude ML 1.6 earthquake occured in region: 2 km W Gaggio Montano (BO), on
and geographic coordinates (lat, lon) 44.1940, 10.9120 at 20 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 |
---|---|---|---|---|
Gaggio Montano | BO | 2 | 4878 | 4878 |
Lizzano in Belvedere | BO | 4 | 2212 | 7090 |
Alto Reno Terme | BO | 7 | 6960 | 14050 |
Montese | MO | 9 | 3353 | 17403 |
Fanano | MO | 9 | 2989 | 20392 |
Castel di Casio | BO | 11 | 3448 | 23840 |
Sestola | MO | 12 | 2508 | 26348 |
Sambuca Pistoiese | PT | 12 | 1626 | 27974 |
Castel d'Aiano | BO | 12 | 1906 | 29880 |
Camugnano | BO | 14 | 1885 | 31765 |
Cutigliano | PT | 16 | 1488 | 33253 |
Montecreto | MO | 16 | 940 | 34193 |
Pavullo nel Frignano | MO | 17 | 17383 | 51576 |
San Marcello Pistoiese | PT | 18 | 6416 | 57992 |
Zocca | MO | 18 | 4719 | 62711 |
Vergato | BO | 19 | 7639 | 70350 |
Lama Mocogno | MO | 19 | 2734 | 73084 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2015-04-16 22:00:22 |
44.1938 | 10.9118 | 20 | 2015-10-19 09:28:02 |
Bollettino Sismico Italiano INGV | 21662521 |
Field | Value |
---|---|
Time (UTC) | 2015-04-16 22:00:22 ± 0.06 |
Latitude | 44.1938 ± 0.0018 |
Longitude | 10.9118 ± 0.0025 |
Depth (km) | 20 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 21662521 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 173 |
Semi-minor axis of confidence ellipse (meter) | 137 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 32 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 170.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 107 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.04 |
Epicentral distance of station closest to the epicenter (degree) | 0.15378 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36692 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 21662521 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-10-02 10:19:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.SARM.HHZ. | 2015-04-16T22:00:36.49 | 0.6 | undecidable | manual | S | 269 | 40.7259 | 108 | -0.06 | 48 |
IV.BDI.HHZ. | 2015-04-16T22:00:33.72 | 0.6 | undecidable | manual | S | 240 | 29.0487 | 116 | 0.04 | 49 |
IV.MTCR.EHZ. | 2015-04-16T22:00:31.54 | 0.3 | undecidable | manual | S | 159 | 19.7691 | 129 | -0.04 | 75 |
GU.POPM.HHZ. | 2015-04-16T22:00:31.78 | 0.6 | undecidable | manual | S | 217 | 20.6682 | 127 | 0.03 | 50 |
GU.SARM.HHZ. | 2015-04-16T22:00:30.77 | 0.1 | undecidable | manual | P | 269 | 40.7259 | 108 | 0.01 | 96 |
IV.BDI.HHZ. | 2015-04-16T22:00:29.02 | 0.1 | undecidable | manual | P | 240 | 29.0487 | 116 | -0.08 | 98 |
GU.POPM.HHZ. | 2015-04-16T22:00:28.00 | 0.1 | undecidable | manual | P | 217 | 20.6682 | 127 | 0.01 | 100 |
IV.MTCR.EHZ. | 2015-04-16T22:00:27.92 | 0.1 | undecidable | manual | P | 159 | 19.7691 | 129 | 0.04 | 100 |
IV.ZCCA.HHZ. | 2015-04-16T22:00:27.72 | 0.3 | undecidable | manual | P | 16 | 18.1707 | 132 | 0.02 | 75 |
IV.FNVD.HHZ. | 2015-04-16T22:00:27.54 | 0.3 | undecidable | manual | P | 100 | 17.0718 | 134 | -0.03 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.BDI.HHE. | ML:1.7 | 0.000221 | 1.08 | AML | other | m | 2015-04-16T22:00:37.34 |
IV.BDI.HHN. | ML:1.8 | 0.0002915 | 0.38 | AML | other | m | 2015-04-16T22:00:37.50 |
IV.FNVD.HHE. | ML:1.5 | 0.000202 | 0.28 | AML | other | m | 2015-04-16T22:00:34.74 |
IV.FNVD.HHN. | ML:1.5 | 0.00020400000000000003 | 0.2 | AML | other | m | 2015-04-16T22:00:34.97 |
IV.MTCR.EHE. | ML:1.8 | 0.0003225 | 0.24 | AML | other | m | 2015-04-16T22:00:31.78 |
IV.MTCR.EHN. | ML:1.6 | 0.00023999999999999998 | 0.2 | AML | other | m | 2015-04-16T22:00:36.41 |
IV.PII.HHE. | ML:1.4 | 0.0000518 | 0.24 | AML | other | m | 2015-04-16T22:00:47.04 |
IV.PII.HHN. | ML:1.4 | 0.000044699999999999996 | 1.02 | AML | other | m | 2015-04-16T22:00:47.42 |
GU.POPM.HHE. | ML:2.0 | 0.0005675 | 0.18 | AML | other | m | 2015-04-16T22:00:35.62 |
GU.POPM.HHN. | ML:2.0 | 0.000608 | 0.18 | AML | other | m | 2015-04-16T22:00:35.26 |
GU.SARM.HHE. | ML:1.4 | 0.0000746 | 0.36 | AML | other | m | 2015-04-16T22:00:40.46 |
GU.SARM.HHN. | ML:1.7 | 0.0001615 | 0.5 | AML | other | m | 2015-04-16T22:00:40.23 |
IV.ZCCA.HHN. | ML:1.7 | 0.00028250000000000004 | 1.56 | AML | other | m | 2015-04-16T22:00:32.64 |
IV.ZCCA.HHE. | ML:1.5 | 0.000184 | 0.22 | AML | other | m | 2015-04-16T22:00:33.16 |