A magnitude ML 1.3 earthquake occured in region: Costa Ligure Occidentale (Imperia), on
and geographic coordinates (lat, lon) 43.6910, 7.7850 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 |
---|---|---|---|---|
Ospedaletti | IM | 13 | 3367 | 3367 |
Bordighera | IM | 13 | 10469 | 13836 |
Sanremo | IM | 15 | 54807 | 68643 |
Vallecrosia | IM | 16 | 6956 | 75599 |
Vallebona | IM | 17 | 1310 | 76909 |
Seborga | IM | 17 | 315 | 77224 |
San Biagio della Cima | IM | 18 | 1329 | 78553 |
Taggia | IM | 18 | 14116 | 92669 |
Ventimiglia | IM | 18 | 24310 | 116979 |
Riva Ligure | IM | 18 | 2910 | 119889 |
Soldano | IM | 18 | 977 | 120866 |
Camporosso | IM | 19 | 5632 | 126498 |
Santo Stefano al Mare | IM | 19 | 2197 | 128695 |
Pompeiana | IM | 20 | 823 | 129518 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.3 | 2020-04-16 04:49:30 |
43.6913 | 7.7853 | 9 | 2020-07-18 21:08:42 |
Bollettino Sismico Italiano INGV | 80938801 |
Reviewed Rev100 |
ML 1.3 | 2020-04-16 04:49:30 |
43.6998 | 7.7963 | 10 | 2020-04-16 05:02:13 |
Sala Sismica INGV-Roma | 78264601 |
Field | Value |
---|---|
Time (UTC) | 2020-04-16 04:49:30 ± 0.21 |
Latitude | 43.6913 ± 0.0099 |
Longitude | 7.7853 ± 0.0075 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 80938801 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1140 |
Semi-minor axis of confidence ellipse (meter) | 503 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 342 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1140.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 267 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.20239 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 80938801 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-07-10 21:30:55 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 78264601 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-16 05:02:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TDS.HHZ. | 2020-04-16T04:51:26.70 | 3.0 | undecidable | manual | Pn | 4.3 | 0 | |||
IV.IVPL.HHZ. | 2020-04-16T04:51:25.21 | 3.0 | undecidable | manual | Pn | 2.19 | 0 | |||
IV.MOMA.HHZ. | 2020-04-16T04:51:22.68 | 3.0 | undecidable | manual | Sg | 11.23 | 0 | |||
IV.SEI.HHZ. | 2020-04-16T04:50:54.41 | 3.0 | undecidable | manual | Sg | 8.23 | 0 | |||
RF.GEPF.HHZ. | 2020-04-16T04:50:44.00 | 3.0 | positive | manual | Pn | 4.07 | 0 | |||
IV.OFFI.HHZ. | 2020-04-16T04:50:36.99 | 3.0 | undecidable | manual | Pn | -1.04 | 0 | |||
IV.RMP.HHZ. | 2020-04-16T04:50:35.36 | 3.0 | positive | manual | Pn | 1.01 | 0 | |||
IV.NARO.HHZ. | 2020-04-16T04:50:30.66 | 3.0 | undecidable | manual | Pn | 5.07 | 0 | |||
IV.VENL.HNZ. | 2020-04-16T04:50:29.79 | 3.0 | undecidable | manual | Pn | 1.85 | 0 | |||
IV.SARZ.HHZ. | 2020-04-16T04:50:15.49 | 3.0 | undecidable | manual | S | 0.27 | 0 | |||
IV.SEI.HHZ. | 2020-04-16T04:50:12.96 | 3.0 | undecidable | manual | Pn | -0.44 | 0 | |||
IV.NDIM.HHZ. | 2020-04-16T04:50:11.89 | 3.0 | undecidable | manual | Pn | 0.03 | 0 | |||
GU.BHB.HHZ. | 2020-04-16T04:49:52.41 | 0.3 | undecidable | manual | P | 342 | 133.4664 | 50 | 0.01 | 61 |
GU.ENR.HHZ. | 2020-04-16T04:49:50.98 | 0.6 | undecidable | manual | S | 334 | 66.1893 | 50 | 0.24 | 44 |
GU.GBOS.HHE. | 2020-04-16T04:49:49.50 | 0.3 | undecidable | manual | S | 4 | 61.1943 | 50 | 0.08 | 69 |
GU.PZZ.HHZ. | 2020-04-16T04:49:48.49 | 0.3 | undecidable | manual | P | 330 | 105.0171 | 50 | 0.48 | 59 |
GU.RORO.HHZ. | 2020-04-16T04:49:46.45 | 0.3 | undecidable | manual | S | 26 | 51.8037 | 50 | -0.46 | 65 |
FR.SAOF.HHZ. | 2020-04-16T04:49:42.95 | 0.6 | undecidable | manual | S | 330 | 37.629 | 50 | -0.17 | 47 |
GU.STV.HHZ. | 2020-04-16T04:49:42.99 | 0.1 | undecidable | manual | P | 329 | 71.5728 | 50 | 0.13 | 90 |
GU.ENR.HHZ. | 2020-04-16T04:49:42.11 | 0.1 | undecidable | manual | P | 334 | 66.1893 | 50 | 0.09 | 92 |
GU.CANO.HHZ. | 2020-04-16T04:49:42.28 | 0.1 | undecidable | manual | P | 32 | 67.6767 | 50 | 0.02 | 93 |
GU.GBOS.HHE. | 2020-04-16T04:49:41.31 | 0.1 | undecidable | manual | P | 4 | 61.1943 | 50 | 0.05 | 93 |
GU.RORO.HHZ. | 2020-04-16T04:49:39.89 | 0.1 | undecidable | manual | P | 26 | 51.8037 | 50 | 0.08 | 94 |
IV.IMI.HHZ. | 2020-04-16T04:49:39.64 | 0.3 | undecidable | manual | S | 20 | 25.752 | 109 | 0.09 | 74 |
GU.BURY.HNN. | 2020-04-16T04:49:37.94 | 0.6 | undecidable | manual | S | 299 | 20.9679 | 113 | -0.02 | 50 |
FR.SAOF.HHZ. | 2020-04-16T04:49:37.28 | 0.1 | undecidable | manual | P | 330 | 37.629 | 50 | -0.34 | 92 |
IV.IMI.HHZ. | 2020-04-16T04:49:35.57 | 0.1 | undecidable | manual | P | 20 | 25.752 | 109 | 0.02 | 100 |
GU.BURY.HNN. | 2020-04-16T04:49:34.45 | 0.1 | undecidable | manual | P | 299 | 20.9679 | 113 | -0.19 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.IMI.HHN. | ML:1.3 | 0.00010655 | 0.28 | AML | other | m | 2020-04-16T04:49:40.74 |
IV.IMI.HHE. | ML:1.2 | 0.00008735 | 0.08 | AML | other | m | 2020-04-16T04:49:40.76 |
FR.SAOF.HHN.00 | ML:1.3 | 0.0000819 | 0.94 | AML | other | m | 2020-04-16T04:49:43.86 |
FR.SAOF.HHE.00 | ML:1.2 | 0.000055400000000000005 | 0.84 | AML | other | m | 2020-04-16T04:49:43.92 |
GU.STV.HHE. | ML:1.3 | 0.00002945 | 0.28 | AML | other | m | 2020-04-16T04:49:52.30 |
GU.STV.HHN. | ML:1.2 | 0.0000253 | 0.42 | AML | other | m | 2020-04-16T04:49:52.33 |
GU.CANO.HHN. | ML:1.3 | 0.0000368 | 0.32 | AML | other | m | 2020-04-16T04:49:52.72 |
GU.CANO.HHE. | ML:1.6 | 0.00006445000000000001 | 0.72 | AML | other | m | 2020-04-16T04:49:53.45 |