A magnitude ML 1.1 earthquake occured in region: Costa Ligure Occidentale (Imperia), on
and geographic coordinates (lat, lon) 43.7600, 7.7720 at 13 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 |
---|---|---|---|---|
Ospedaletti | IM | 6 | 3367 | 3367 |
Sanremo | IM | 7 | 54807 | 58174 |
Bordighera | IM | 8 | 10469 | 68643 |
Seborga | IM | 10 | 315 | 68958 |
Vallebona | IM | 10 | 1310 | 70268 |
Vallecrosia | IM | 11 | 6956 | 77224 |
Taggia | IM | 11 | 14116 | 91340 |
San Biagio della Cima | IM | 12 | 1329 | 92669 |
Soldano | IM | 12 | 977 | 93646 |
Riva Ligure | IM | 13 | 2910 | 96556 |
Camporosso | IM | 13 | 5632 | 102188 |
Ceriana | IM | 14 | 1250 | 103438 |
Santo Stefano al Mare | IM | 14 | 2197 | 105635 |
Ventimiglia | IM | 14 | 24310 | 129945 |
Pompeiana | IM | 14 | 823 | 130768 |
Castellaro | IM | 14 | 1256 | 132024 |
Perinaldo | IM | 14 | 870 | 132894 |
Terzorio | IM | 15 | 216 | 133110 |
Dolceacqua | IM | 15 | 2074 | 135184 |
Apricale | IM | 16 | 629 | 135813 |
Bajardo | IM | 17 | 312 | 136125 |
Cipressa | IM | 17 | 1290 | 137415 |
Isolabona | IM | 17 | 679 | 138094 |
Costarainera | IM | 17 | 828 | 138922 |
Pietrabruna | IM | 18 | 501 | 139423 |
Badalucco | IM | 18 | 1136 | 140559 |
San Lorenzo al Mare | IM | 19 | 1297 | 141856 |
Montalto Ligure | IM | 20 | 377 | 142233 |
Civezza | IM | 20 | 609 | 142842 |
Rocchetta Nervina | IM | 20 | 298 | 143140 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-05-28 22:59:28 |
43.7602 | 7.7717 | 13 | 2021-05-28 23:05:05 |
Sala Sismica INGV-Roma | 90582551 |
Field | Value |
---|---|
Time (UTC) | 2021-05-28 22:59:28 ± 0.15 |
Latitude | 43.7602 ± 0.0072 |
Longitude | 7.7717 ± 0.0050 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 90582551 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 860 |
Semi-minor axis of confidence ellipse (meter) | 50 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 343 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 860.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 241 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.15648 |
Epicentral distance of station farthest from the epicenter (degree) | 0.58096 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 90582551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-05-28 23:05:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.STV.HHE. | 2021-05-28T22:59:48.50 | 0.3 | undecidable | manual | S | 327 | 64.491 | 92 | -0.05 | 70 |
GU.ENR.HHZ. | 2021-05-28T22:59:47.11 | 0.6 | undecidable | manual | S | 332 | 59.1963 | 92 | -0.04 | 47 |
GU.CANO.HHZ. | 2021-05-28T22:59:47.25 | 0.6 | undecidable | manual | S | 37 | 61.9935 | 92 | -0.64 | 40 |
GU.GBOS.HHE. | 2021-05-28T22:59:45.67 | 0.6 | undecidable | manual | S | 6 | 53.7018 | 93 | 0 | 48 |
GU.RORO.HHE. | 2021-05-28T22:59:43.18 | 0.3 | undecidable | manual | S | 31 | 45.621 | 93 | -0.35 | 68 |
GU.STV.HHE. | 2021-05-28T22:59:40.51 | 0.3 | undecidable | manual | P | 327 | 64.491 | 92 | 0.27 | 66 |
GU.ENR.HHZ. | 2021-05-28T22:59:39.65 | 0.1 | undecidable | manual | P | 332 | 59.1963 | 92 | 0.22 | 90 |
GU.CANO.HHZ. | 2021-05-28T22:59:39.87 | 0.3 | undecidable | manual | P | 37 | 61.9935 | 92 | 0.01 | 71 |
FR.SAOF.HHZ.00 | 2021-05-28T22:59:39.48 | 0.3 | undecidable | manual | S | 325 | 30.5472 | 96 | -0.04 | 75 |
GU.GBOS.HHE. | 2021-05-28T22:59:38.93 | 0.6 | undecidable | manual | P | 6 | 53.7018 | 93 | 0.36 | 44 |
GU.RORO.HHE. | 2021-05-28T22:59:37.49 | 0.3 | undecidable | manual | P | 31 | 45.621 | 93 | 0.16 | 71 |
GU.IMI.HHZ. | 2021-05-28T22:59:36.63 | 0.6 | undecidable | manual | S | 30 | 19.2696 | 105 | 0.08 | 50 |
FR.SAOF.HHZ.00 | 2021-05-28T22:59:35.00 | 0.1 | negative | manual | P | 325 | 30.5472 | 96 | -0.02 | 100 |
GU.BURY.HHE. | 2021-05-28T22:59:35.94 | 0.3 | undecidable | manual | S | 278 | 17.3715 | 108 | -0.12 | 75 |
GU.IMI.HHZ. | 2021-05-28T22:59:33.40 | 0.1 | negative | manual | P | 30 | 19.2696 | 105 | 0.09 | 100 |
GU.BURY.HHE. | 2021-05-28T22:59:32.85 | 0.1 | undecidable | manual | P | 278 | 17.3715 | 108 | -0.17 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.IMI.HHN. | ML:0.9 | 0.0000576 | 0.56 | AML | other | m | 2021-05-28T22:59:36.77 |
GU.IMI.HHE. | ML:1.2 | 0.00010350000000000001 | 0.08 | AML | other | m | 2021-05-28T22:59:36.74 |
FR.SAOF.HHE.00 | ML:1.1 | 0.00005745 | 0.06 | AML | other | m | 2021-05-28T22:59:39.81 |
FR.SAOF.HHN.00 | ML:1.1 | 0.00006110000000000001 | 0.82 | AML | other | m | 2021-05-28T22:59:40.15 |
GU.ENR.HHE. | ML:1.2 | 0.00002925 | 0.72 | AML | other | m | 2021-05-28T22:59:47.91 |
GU.ENR.HHN. | ML:1.2 | 0.00003075 | 0.8 | AML | other | m | 2021-05-28T22:59:47.73 |
GU.CANO.HHE. | ML:1.1 | 0.000025770759999999998 | 0.9728 | AML | other | m | 2021-05-28T22:59:49.76 |
GU.CANO.HHN. | ML:1.0 | 0.000017568609999999997 | 0.9984 | AML | other | m | 2021-05-28T22:59:48.97 |