A magnitude ML 1.0 earthquake occured in region: Costa Ligure Occidentale (Imperia), on
and geographic coordinates (lat, lon) 43.8200, 7.9030 at 8 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 |
---|---|---|---|---|
Santo Stefano al Mare | IM | 2 | 2197 | 2197 |
Riva Ligure | IM | 3 | 2910 | 5107 |
Terzorio | IM | 4 | 216 | 5323 |
Pompeiana | IM | 4 | 823 | 6146 |
Cipressa | IM | 5 | 1290 | 7436 |
Taggia | IM | 5 | 14116 | 21552 |
Costarainera | IM | 5 | 828 | 22380 |
Castellaro | IM | 6 | 1256 | 23636 |
San Lorenzo al Mare | IM | 6 | 1297 | 24933 |
Civezza | IM | 8 | 609 | 25542 |
Pietrabruna | IM | 8 | 501 | 26043 |
Sanremo | IM | 9 | 54807 | 80850 |
Dolcedo | IM | 11 | 1415 | 82265 |
Badalucco | IM | 12 | 1136 | 83401 |
PrelĂ | IM | 12 | 503 | 83904 |
Ceriana | IM | 12 | 1250 | 85154 |
Imperia | IM | 13 | 42034 | 127188 |
Montalto Ligure | IM | 13 | 377 | 127565 |
Vasia | IM | 13 | 389 | 127954 |
Ospedaletti | IM | 15 | 3367 | 131321 |
Carpasio | IM | 16 | 168 | 131489 |
Pontedassio | IM | 16 | 2323 | 133812 |
Seborga | IM | 17 | 315 | 134127 |
Lucinasco | IM | 17 | 272 | 134399 |
Bajardo | IM | 18 | 312 | 134711 |
Diano Marina | IM | 18 | 5977 | 140688 |
Diano Castello | IM | 18 | 2214 | 142902 |
Borgomaro | IM | 18 | 865 | 143767 |
Chiusavecchia | IM | 18 | 577 | 144344 |
Diano Arentino | IM | 18 | 722 | 145066 |
Aurigo | IM | 18 | 347 | 145413 |
Diano San Pietro | IM | 18 | 1145 | 146558 |
Chiusanico | IM | 19 | 607 | 147165 |
Vallebona | IM | 19 | 1310 | 148475 |
Bordighera | IM | 19 | 10469 | 158944 |
Perinaldo | IM | 19 | 870 | 159814 |
Caravonica | IM | 20 | 282 | 160096 |
Soldano | IM | 20 | 977 | 161073 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.0 | 2023-02-01 19:34:14 |
43.8203 | 7.9032 | 8 | 2024-03-01 17:18:14 |
Bollettino Sismico Italiano INGV | 120387041 |
Reviewed Rev100 |
ML 1.0 | 2023-02-01 19:34:14 |
43.8237 | 7.9042 | 8 | 2023-02-01 19:42:14 |
Sala Sismica INGV-Roma | 113963641 |
Field | Value |
---|---|
Time (UTC) | 2023-02-01 19:34:14 ± 0.2 |
Latitude | 43.8203 ± 0.0099 |
Longitude | 7.9032 ± 0.0100 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 120387041 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1109 |
Semi-minor axis of confidence ellipse (meter) | 702 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 173 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1110.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 230 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 23 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.35708 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 15 |
Type of magnitude | ML |
Reference to an origin | 120387041 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-08-22 15:46:24 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 15 |
Type of magnitude | ML |
Reference to an origin | 113963641 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-01 19:42:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MF5.EHZ. | 2023-02-01T19:36:06.22 | 3.0 | undecidable | manual | Sn | -8.29 | 0 | |||
ST.OZOL.EHZ. | 2023-02-01T19:35:55.93 | 3.0 | undecidable | manual | Sn | 3.35 | 0 | |||
OX.MARN.HHZ. | 2023-02-01T19:35:47.84 | 3.0 | undecidable | manual | Sg | 5 | 0 | |||
IV.GIUL.HHZ. | 2023-02-01T19:35:30.50 | 3.0 | negative | manual | Pn | 0.96 | 0 | |||
ST.OZOL.EHZ. | 2023-02-01T19:35:10.84 | 3.0 | positive | manual | Pn | -0.29 | 0 | |||
IV.TREG.EHZ. | 2023-02-01T19:35:09.08 | 3.0 | positive | manual | Pg | 4.66 | 0 | |||
IV.IMOL.HNZ. | 2023-02-01T19:35:05.76 | 3.0 | positive | manual | Pg | 1.14 | 0 | |||
GU.GSCL.HHZ. | 2023-02-01T19:34:55.91 | 3.0 | undecidable | manual | Pg | 2.57 | 0 | |||
GU.BHB.HHZ. | 2023-02-01T19:34:50.54 | 0.6 | undecidable | manual | S | 336 | 123.5874 | 50 | -0.29 | 40 |
GU.PZZ.HHE. | 2023-02-01T19:34:45.13 | 0.6 | undecidable | manual | S | 321 | 98.6235 | 50 | 0.96 | 33 |
GU.RRL.HHZ. | 2023-02-01T19:34:40.29 | 0.3 | undecidable | manual | P | 325 | 150.6381 | 50 | 0.51 | 54 |
GU.BHB.HHZ. | 2023-02-01T19:34:35.71 | 0.3 | undecidable | manual | P | 336 | 123.5874 | 50 | 0.11 | 63 |
GU.STV.HHZ. | 2023-02-01T19:34:35.25 | 0.6 | undecidable | manual | S | 316 | 65.8896 | 50 | -0.18 | 46 |
GU.ENR.HHZ. | 2023-02-01T19:34:33.62 | 0.3 | undecidable | manual | S | 320 | 59.5959 | 50 | -0.15 | 71 |
GU.PZZ.HHE. | 2023-02-01T19:34:32.39 | 0.3 | undecidable | manual | P | 321 | 98.6235 | 50 | 0.63 | 58 |
GU.PCP.HHZ. | 2023-02-01T19:34:31.67 | 0.3 | undecidable | manual | P | 32 | 94.9383 | 50 | 0.48 | 61 |
GU.CANO.HHZ. | 2023-02-01T19:34:30.95 | 0.6 | undecidable | manual | S | 32 | 50.5161 | 50 | -0.39 | 45 |
GU.GBOS.HHZ. | 2023-02-01T19:34:29.90 | 0.6 | undecidable | manual | S | 354 | 47.0196 | 50 | -0.5 | 45 |
IV.QLNO.HHZ. | 2023-02-01T19:34:26.83 | 0.3 | undecidable | manual | P | 32 | 66.0894 | 50 | 0.08 | 71 |
FR.SAOF.HHZ.00 | 2023-02-01T19:34:26.42 | 0.6 | undecidable | manual | S | 303 | 33.4443 | 104 | -0.36 | 47 |
GU.RORO.HHZ. | 2023-02-01T19:34:26.34 | 0.6 | undecidable | manual | S | 22 | 34.9428 | 50 | -0.84 | 40 |
GU.STV.HHZ. | 2023-02-01T19:34:26.91 | 0.1 | undecidable | manual | P | 316 | 65.8896 | 50 | 0.19 | 92 |
GU.ENR.HHZ. | 2023-02-01T19:34:25.88 | 0.1 | undecidable | manual | P | 320 | 59.5959 | 50 | 0.13 | 95 |
GU.CANO.HHZ. | 2023-02-01T19:34:24.23 | 0.3 | undecidable | manual | P | 32 | 50.5161 | 50 | -0.13 | 72 |
GU.BURY.HHZ. | 2023-02-01T19:34:24.55 | 0.6 | undecidable | manual | S | 262 | 28.0497 | 107 | -0.41 | 47 |
GU.MGRO.HHZ. | 2023-02-01T19:34:24.48 | 0.6 | undecidable | manual | S | 343 | 25.752 | 108 | 0.26 | 49 |
GU.GBOS.HHZ. | 2023-02-01T19:34:23.78 | 0.1 | undecidable | manual | P | 354 | 47.0196 | 50 | -0.03 | 99 |
FR.SAOF.HHZ.00 | 2023-02-01T19:34:21.63 | 0.1 | undecidable | manual | P | 303 | 33.4443 | 104 | -0.09 | 100 |
GU.RORO.HHZ. | 2023-02-01T19:34:21.75 | 0.1 | undecidable | manual | P | 22 | 34.9428 | 50 | -0.2 | 97 |
GU.BURY.HHZ. | 2023-02-01T19:34:20.42 | 0.1 | undecidable | manual | P | 262 | 28.0497 | 107 | -0.25 | 98 |
GU.MGRO.HHZ. | 2023-02-01T19:34:20.46 | 0.1 | positive | manual | P | 343 | 25.752 | 108 | 0.22 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.BURY.HHE. | ML:1.0 | 0.0000483113755 | 0.3584 | AML | other | m | 2023-02-01T19:34:24.78 |
GU.BURY.HNE. | ML:1.0 | 0.000049243835 | 0.192 | AML | other | m | 2023-02-01T19:34:24.61 |
GU.MGRO.HHE. | ML:0.9 | 0.000043739145 | 0.0896 | AML | other | m | 2023-02-01T19:34:24.88 |
GU.MGRO.HNN. | ML:0.8 | 0.000042180395 | 0.064 | AML | other | m | 2023-02-01T19:34:24.92 |
GU.MGRO.HHN. | ML:0.8 | 0.000033909045 | 1.9232 | AML | other | m | 2023-02-01T19:34:24.00 |
GU.BURY.HHN. | ML:1.0 | 0.00005005963500000001 | 1.936 | AML | other | m | 2023-02-01T19:34:25.98 |
GU.BURY.HNN. | ML:1.0 | 0.000048592655 | 0.0768 | AML | other | m | 2023-02-01T19:34:25.01 |
FR.SAOF.HHE.00 | ML:1.2 | 0.000068850015 | 0.0384 | AML | other | m | 2023-02-01T19:34:27.16 |
FR.SAOF.HHN.00 | ML:1.2 | 0.000075 | 0.06 | AML | other | m | 2023-02-01T19:34:27.24 |
GU.RORO.HHE. | ML:1.1 | 0.00005022355000000001 | 0.064 | AML | other | m | 2023-02-01T19:34:27.49 |
GU.RORO.HHN. | ML:1.0 | 0.000038453445 | 0.0896 | AML | other | m | 2023-02-01T19:34:27.57 |
GU.GBOS.HHN. | ML:0.7 | 0.000017486914999999998 | 0.128 | AML | other | m | 2023-02-01T19:34:30.46 |
GU.GBOS.HHE. | ML:0.9 | 0.000025542275000000003 | 0.1152 | AML | other | m | 2023-02-01T19:34:30.57 |
GU.CANO.HHN. | ML:1.2 | 0.00004386386 | 0.2048 | AML | other | m | 2023-02-01T19:34:33.55 |
GU.STV.HHE. | ML:1.3 | 0.00003573942 | 0.0768 | AML | other | m | 2023-02-01T19:34:38.07 |