A magnitude ML 0.7 earthquake occured in region: Costa Ligure Occidentale (Imperia), on
and geographic coordinates (lat, lon) 43.9770, 7.5920 at 11 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 |
---|---|---|---|---|
Pigna | IM | 8 | 859 | 859 |
Castel Vittorio | IM | 8 | 287 | 1146 |
Rocchetta Nervina | IM | 10 | 298 | 1444 |
Isolabona | IM | 11 | 679 | 2123 |
Airole | IM | 12 | 407 | 2530 |
Apricale | IM | 12 | 629 | 3159 |
Olivetta San Michele | IM | 12 | 211 | 3370 |
Bajardo | IM | 13 | 312 | 3682 |
Perinaldo | IM | 14 | 870 | 4552 |
Triora | IM | 14 | 355 | 4907 |
Dolceacqua | IM | 14 | 2074 | 6981 |
Molini di Triora | IM | 15 | 617 | 7598 |
Soldano | IM | 17 | 977 | 8575 |
Briga Alta | CN | 18 | 39 | 8614 |
Ceriana | IM | 18 | 1250 | 9864 |
San Biagio della Cima | IM | 18 | 1329 | 11193 |
Camporosso | IM | 18 | 5632 | 16825 |
Seborga | IM | 19 | 315 | 17140 |
Vallebona | IM | 19 | 1310 | 18450 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2020-05-09 04:27:55 |
43.9767 | 7.5917 | 11 | 2020-05-09 04:35:55 |
Sala Sismica INGV-Roma | 78970211 |
Field | Value |
---|---|
Time (UTC) | 2020-05-09 04:27:55 ± 0.27 |
Latitude | 43.9767 ± 0.0297 |
Longitude | 7.5917 ± 0.0262 |
Depth (km) | 11 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 78970211 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3750 |
Semi-minor axis of confidence ellipse (meter) | 1140 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 31 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3750.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 181 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.49 |
Epicentral distance of station closest to the epicenter (degree) | 0.02968 |
Epicentral distance of station farthest from the epicenter (degree) | 0.62953 |
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 | 0.7 |
Uncertainty | 0.0 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 78970211 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-09 04:35:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.PZZ.HHZ. | 2020-05-09T04:28:08.49 | 0.1 | undecidable | manual | P | 327 | 69.8745 | 50 | 0.97 | 68 |
GU.STV.HHZ. | 2020-05-09T04:28:06.85 | 0.1 | undecidable | manual | S | 325 | 36.5412 | 50 | -0.71 | 81 |
IV.IMI.HHZ. | 2020-05-09T04:28:04.23 | 0.1 | undecidable | manual | S | 107 | 25.1526 | 50 | -0.29 | 94 |
GU.RORO.HHE. | 2020-05-09T04:28:02.99 | 0.1 | undecidable | manual | P | 68 | 40.7259 | 50 | -0.03 | 96 |
GU.STV.HHZ. | 2020-05-09T04:28:02.63 | 0.1 | undecidable | manual | P | 325 | 36.5412 | 50 | 0.25 | 93 |
GU.ENR.HHZ. | 2020-05-09T04:28:01.61 | 0.1 | undecidable | manual | P | 334 | 30.9468 | 50 | 0.1 | 96 |
IV.IMI.HHZ. | 2020-05-09T04:28:00.85 | 0.1 | undecidable | manual | P | 107 | 25.1526 | 50 | 0.22 | 95 |
FR.SAOF.HHZ.00 | 2020-05-09T04:27:58.77 | 0.1 | undecidable | manual | S | 288 | 3.2967 | 163 | -0.5 | 93 |
FR.SAOF.HHZ.00 | 2020-05-09T04:27:57.75 | 0.1 | undecidable | manual | P | 288 | 3.2967 | 163 | 0.15 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.ENR.HHE. | ML:0.7 | 0.000024849999999999998 | 0.08 | AML | other | m | 2020-05-09T04:28:01.71 |
GU.ENR.HHN. | ML:0.7 | 0.000026549999999999998 | 0.6 | AML | other | m | 2020-05-09T04:28:05.44 |
GU.STV.HHE. | ML:0.7 | 0.000017500000000000002 | 0.86 | AML | other | m | 2020-05-09T04:28:07.28 |
GU.STV.HHN. | ML:0.7 | 0.00001925 | 1.56 | AML | other | m | 2020-05-09T04:28:07.18 |