A magnitude ML 1.5 earthquake occured in region: 1 km W Corte Brugnatella (PC), on
and geographic coordinates (lat, lon) 44.7130, 9.3670 at 9 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 |
---|---|---|---|---|
Corte Brugnatella | PC | 1 | 586 | 586 |
Cerignale | PC | 4 | 127 | 713 |
Coli | PC | 5 | 879 | 1592 |
Bobbio | PC | 6 | 3577 | 5169 |
Brallo di Pregola | PV | 7 | 599 | 5768 |
Zerba | PC | 8 | 77 | 5845 |
Ottone | PC | 10 | 516 | 6361 |
Menconico | PV | 12 | 360 | 6721 |
Santa Margherita di Staffora | PV | 12 | 473 | 7194 |
Ferriere | PC | 13 | 1294 | 8488 |
Gorreto | GE | 13 | 97 | 8585 |
Romagnese | PV | 14 | 687 | 9272 |
Farini | PC | 16 | 1290 | 10562 |
Rovegno | GE | 17 | 554 | 11116 |
Fabbrica Curone | AL | 17 | 656 | 11772 |
Varzi | PV | 18 | 3279 | 15051 |
Pecorara | PC | 18 | 730 | 15781 |
Carrega Ligure | AL | 18 | 84 | 15865 |
Fontanigorda | GE | 19 | 277 | 16142 |
Zavattarello | PV | 19 | 991 | 17133 |
Fascia | GE | 19 | 81 | 17214 |
Santo Stefano d'Aveto | GE | 20 | 1126 | 18340 |
Valverde | PV | 20 | 287 | 18627 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2020-04-16 12:31:23 |
44.7132 | 9.3667 | 9 | 2020-07-18 21:08:34 |
Bollettino Sismico Italiano INGV | 78440421 |
Reviewed Rev100 |
ML 1.5 | 2020-04-16 12:31:23 |
44.7218 | 9.3483 | 9 | 2020-04-16 12:42:34 |
Sala Sismica INGV-Roma | 78286301 |
Field | Value |
---|---|
Time (UTC) | 2020-04-16 12:31:23 ± 0.07 |
Latitude | 44.7132 ± 0.0027 |
Longitude | 9.3667 ± 0.0025 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 78440421 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 289 |
Semi-minor axis of confidence ellipse (meter) | 192 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 16 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 290.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 175 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38221 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.5 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 78440421 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-07-10 22:06:54 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.4 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 78286301 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-16 12:42:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
AC.KBN.HHZ. | 2020-04-16T12:31:58.71 | 3.0 | negative | manual | Pn | 9.43 | 0 | |||
GU.RNCA.HHZ. | 2020-04-16T12:31:37.69 | 0.3 | undecidable | manual | S | 231 | 42.4242 | 50 | -0.12 | 69 |
GU.RNCA.HHZ. | 2020-04-16T12:31:31.95 | 0.3 | undecidable | manual | P | 231 | 42.4242 | 50 | 0.12 | 69 |
GU.GORR.HHZ. | 2020-04-16T12:31:29.20 | 0.3 | undecidable | manual | S | 206 | 13.1757 | 125 | -0.05 | 74 |
IV.BOB.HHZ. | 2020-04-16T12:31:28.07 | 0.3 | undecidable | manual | S | 46 | 8.7801 | 137 | -0.05 | 74 |
GU.GORR.HHZ. | 2020-04-16T12:31:26.96 | 0.1 | undecidable | manual | P | 206 | 13.1757 | 125 | 0.08 | 98 |
IV.BOB.HHZ. | 2020-04-16T12:31:26.24 | 0.1 | undecidable | manual | P | 46 | 8.7801 | 137 | 0 | 100 |
CR.ZAG.BHZ. | 2020-04-16T12:31:13.56 | 3.0 | undecidable | manual | Pn | 4.66 | 0 | |||
IV.RMP.HHZ. | 2020-04-16T12:30:51.67 | 3.0 | undecidable | manual | S | 0.91 | 0 | |||
IV.FIR.HHZ. | 2020-04-16T12:30:23.13 | 3.0 | undecidable | manual | P | -4.02 | 0 | |||
IV.MAON.HHZ. | 2020-04-16T12:30:22.60 | 3.0 | undecidable | manual | P | -2.64 | 0 | |||
IV.PE3.EHZ. | 2020-04-16T12:30:22.18 | 3.0 | negative | manual | P | -0.91 | 0 | |||
IV.RIBO.EHZ.01 | 2020-04-16T12:30:19.36 | 3.0 | positive | manual | P | -3.43 | 0 | |||
TV.SF04.EHZ. | 2020-04-16T12:30:12.94 | 3.0 | positive | manual | P | -1.15 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.BOB.HHN. | ML:1.7 | 0.0007605 | 0.6 | AML | other | m | 2020-04-16T12:31:28.42 |
GU.GORR.HHE. | ML:1.5 | 0.000356 | 0.2 | AML | other | m | 2020-04-16T12:31:29.31 |
GU.GORR.HHN. | ML:1.7 | 0.0005505 | 0.18 | AML | other | m | 2020-04-16T12:31:29.55 |
GU.RNCA.HHN. | ML:0.7 | 0.000014556733000000001 | 0.16 | AML | other | m | 2020-04-16T12:31:38.79 |
GU.RNCA.HHE. | ML:0.7 | 0.000012989566 | 0.16 | AML | other | m | 2020-04-16T12:31:40.80 |