A magnitude ML 1.2 earthquake occured in region: Costa Ligure centro occidentale (Savona), on
and geographic coordinates (lat, lon) 43.8480, 8.2530 at 8 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 |
---|---|---|---|---|
Cervo | IM | 14 | 1187 | 1187 |
San Bartolomeo al Mare | IM | 15 | 3129 | 4316 |
Andora | SV | 15 | 7552 | 11868 |
Diano Marina | IM | 15 | 5977 | 17845 |
Laigueglia | SV | 16 | 1810 | 19655 |
Diano Castello | IM | 17 | 2214 | 21869 |
Diano San Pietro | IM | 17 | 1145 | 23014 |
Imperia | IM | 19 | 42034 | 65048 |
Villa Faraldi | IM | 19 | 444 | 65492 |
Alassio | SV | 19 | 10934 | 76426 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-08-19 12:42:34 |
43.8477 | 8.2533 | 8 | 2021-08-19 12:54:16 |
Sala Sismica INGV-Roma | 94376111 |
Field | Value |
---|---|
Time (UTC) | 2021-08-19 12:42:34 ± 0.11 |
Latitude | 43.8477 ± 0.0045 |
Longitude | 8.2533 ± 0.0050 |
Depth (km) | 8 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 94376111 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 532 |
Semi-minor axis of confidence ellipse (meter) | 223 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 330 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 530.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 223 |
Number of associated phases, regardless of their use for origin computation | 32 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.09 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.75993 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 28 |
Type of magnitude | ML |
Reference to an origin | 94376111 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-19 12:54:16 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GAVE.EHZ. | 2021-08-19T12:44:32.10 | 3.0 | undecidable | manual | Sg | 16.35 | 0 | |||
IV.MNTT.EHZ. | 2021-08-19T12:44:32.16 | 3.0 | undecidable | manual | Sn | 7.1 | 0 | |||
SI.ABSI.HHZ. | 2021-08-19T12:44:26.13 | 3.0 | undecidable | manual | Sg | 12.2 | 0 | |||
IV.TERO.HHZ. | 2021-08-19T12:44:25.74 | 3.0 | undecidable | manual | Sn | -2.61 | 0 | |||
IV.APEC.HHZ. | 2021-08-19T12:44:03.44 | 3.0 | undecidable | manual | Sn | 1.36 | 0 | |||
IV.PE3.EHZ. | 2021-08-19T12:44:02.80 | 3.0 | undecidable | manual | Sn | -0.24 | 0 | |||
IV.IMOL.HNZ. | 2021-08-19T12:44:01.02 | 3.0 | undecidable | manual | Sg | 10.94 | 0 | |||
MN.TRI.HHZ. | 2021-08-19T12:43:48.93 | 3.0 | negative | manual | Pn | 7.31 | 0 | |||
IV.RIBO.EHZ.01 | 2021-08-19T12:43:42.43 | 3.0 | undecidable | manual | Sn | -0.28 | 0 | |||
IV.VENL.EHZ. | 2021-08-19T12:43:35.48 | 3.0 | positive | manual | Pg | 7.74 | 0 | |||
IV.MF5.EHZ. | 2021-08-19T12:43:35.06 | 3.0 | undecidable | manual | Pn | -1.02 | 0 | |||
GU.STV.HHZ. | 2021-08-19T12:43:00.17 | 3.0 | undecidable | manual | S | -0.55 | 0 | |||
GU.ENR.HHZ. | 2021-08-19T12:42:58.80 | 3.0 | undecidable | manual | S | 0.23 | 0 | |||
GU.BHB.HHZ. | 2021-08-19T12:42:57.65 | 3.0 | undecidable | manual | P | 0.36 | 0 | |||
FR.SAOF.HHZ.00 | 2021-08-19T12:42:52.66 | 0.6 | undecidable | manual | S | 286 | 57.9975 | 50 | -0.19 | 46 |
IV.QLNO.HHZ. | 2021-08-19T12:42:51.79 | 0.6 | undecidable | manual | S | 8 | 53.4021 | 50 | 0.18 | 47 |
IT.GNV.HGE. | 2021-08-19T12:42:49.09 | 1.0 | undecidable | manual | P | 40 | 84.3489 | 50 | 0.06 | 22 |
GU.STV.HHZ. | 2021-08-19T12:42:49.65 | 3.0 | positive | manual | P | -0.12 | 0 | |||
GU.MGRO.HHZ. | 2021-08-19T12:42:48.66 | 0.3 | undecidable | manual | S | 301 | 41.625 | 50 | 0.2 | 71 |
GU.ENR.HHZ. | 2021-08-19T12:42:48.94 | 3.0 | negative | manual | P | 0.38 | 0 | |||
GU.PCP.HHZ. | 2021-08-19T12:42:48.62 | 1.0 | negative | manual | P | 17 | 80.364 | 50 | 0.21 | 22 |
GU.CANO.HHZ. | 2021-08-19T12:42:47.77 | 0.6 | undecidable | manual | S | 358 | 39.9267 | 50 | -0.25 | 47 |
GU.RORO.HHZ. | 2021-08-19T12:42:45.94 | 0.6 | undecidable | manual | S | 333 | 32.9448 | 104 | -0.03 | 50 |
FR.SAOF.HHZ.00 | 2021-08-19T12:42:44.97 | 1.0 | undecidable | manual | P | 286 | 57.9975 | 50 | 0 | 24 |
GU.GBOS.HHZ. | 2021-08-19T12:42:44.52 | 1.0 | undecidable | manual | P | 323 | 54.7008 | 50 | 0.06 | 24 |
GU.IMI.HHZ. | 2021-08-19T12:42:44.88 | 0.6 | undecidable | manual | S | 284 | 29.6481 | 105 | 0.02 | 50 |
GU.BURY.HHE. | 2021-08-19T12:42:44.73 | 1.0 | undecidable | manual | P | 263 | 56.1993 | 50 | 0.04 | 24 |
IV.QLNO.HHZ. | 2021-08-19T12:42:44.19 | 0.6 | undecidable | manual | P | 8 | 53.4021 | 50 | -0.06 | 48 |
GU.CANO.HHZ. | 2021-08-19T12:42:42.16 | 0.1 | positive | manual | P | 358 | 39.9267 | 50 | -0.02 | 99 |
GU.MGRO.HHZ. | 2021-08-19T12:42:42.34 | 0.3 | positive | manual | P | 301 | 41.625 | 50 | -0.1 | 73 |
GU.RORO.HHZ. | 2021-08-19T12:42:41.01 | 0.1 | negative | manual | P | 333 | 32.9448 | 104 | 0.01 | 100 |
GU.IMI.HHZ. | 2021-08-19T12:42:40.37 | 0.6 | undecidable | manual | P | 284 | 29.6481 | 105 | 0.01 | 50 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.IMI.HHN. | ML:0.7 | 0.000026863270000000002 | 0.0832 | AML | other | m | 2021-08-19T12:42:45.01 |
GU.IMI.HHE. | ML:0.8 | 0.000030169635 | 0.0768 | AML | other | m | 2021-08-19T12:42:47.19 |
GU.PCP.HHN. | ML:1.0 | 0.00001698639 | 0.2752 | AML | other | m | 2021-08-19T12:43:00.10 |
GU.MGRO.HHN. | ML:1.1 | 0.000046421199999999995 | 0.16 | AML | other | m | 2021-08-19T12:42:50.42 |
GU.MGRO.HHE. | ML:1.0 | 0.00003187286 | 0.1408 | AML | other | m | 2021-08-19T12:42:50.29 |
GU.CANO.HHN. | ML:1.4 | 0.00009222582500000002 | 0.224 | AML | other | m | 2021-08-19T12:42:50.18 |
GU.CANO.HHE. | ML:1.4 | 0.00007884438499999999 | 0.256 | AML | other | m | 2021-08-19T12:42:50.79 |
FR.SAOF.HHE.00 | ML:1.3 | 0.00004 | 0.06 | AML | other | m | 2021-08-19T12:42:55.84 |
FR.SAOF.HHN.00 | ML:1.1 | 0.000029056410000000003 | 0.064 | AML | other | m | 2021-08-19T12:42:55.26 |
GU.PCP.HHE. | ML:1.2 | 0.00002005082 | 0.2176 | AML | other | m | 2021-08-19T12:43:00.43 |
GU.ENR.HHN. | ML:1.4 | 0.0000367672 | 0.1024 | AML | other | m | 2021-08-19T12:43:01.52 |
GU.ENR.HHE. | ML:1.2 | 0.000021584355 | 0.1344 | AML | other | m | 2021-08-19T12:43:01.19 |
GU.STV.HHN. | ML:1.4 | 0.00003204999999999999 | 0.26 | AML | other | m | 2021-08-19T12:43:03.52 |
GU.STV.HHE. | ML:1.3 | 0.000026965075 | 0.32 | AML | other | m | 2021-08-19T12:43:04.11 |
GU.RORO.HHE. | ML:1.6 | 0.00018745585000000002 | 0.6848 | AML | other | m | 2021-08-19T12:42:46.05 |
GU.RORO.HHN. | ML:0.8 | 0.00002801498 | 0.16 | AML | other | m | 2021-08-19T12:42:48.28 |
GU.MGRO.HNE. | ML:0.8 | 0.000018980589500000004 | 0.288 | AML | other | m | 2021-08-19T12:42:48.95 |
GU.MGRO.HNN. | ML:1.2 | 0.00005561375 | 0.2944 | AML | other | m | 2021-08-19T12:42:49.11 |
IV.QLNO.HHE. | ML:1.1 | 0.000028528395 | 0.1216 | AML | other | m | 2021-08-19T12:42:53.08 |
IV.QLNO.HHN. | ML:1.2 | 0.000038142215 | 0.2624 | AML | other | m | 2021-08-19T12:42:52.76 |
GU.GBOS.HHE. | ML:0.8 | 0.000012841733500000001 | 0.1664 | AML | other | m | 2021-08-19T12:42:53.43 |
GU.GBOS.HHN. | ML:0.8 | 0.0000150780455 | 0.3776 | AML | other | m | 2021-08-19T12:42:55.57 |
GU.BHB.HNE. | ML:1.8 | 0.00003347348 | 1.2928 | AML | other | m | 2021-08-19T12:43:25.52 |
GU.BHB.HNN. | ML:1.8 | 0.000033790139999999996 | 0.6464 | AML | other | m | 2021-08-19T12:43:02.18 |
GU.BHB.HHE. | ML:1.2 | 0.000007940133 | 1.1392 | AML | other | m | 2021-08-19T12:43:35.36 |
GU.BHB.HHN. | ML:1.2 | 0.0000110362515 | 0.1792 | AML | other | m | 2021-08-19T12:43:16.64 |
IV.MF5.EHE. | ML:3.1 | 0.000054666574999999994 | 1.1776 | AML | other | m | 2021-08-19T12:44:51.31 |
IV.MF5.EHN. | ML:3.1 | 0.00005545473 | 1.0432 | AML | other | m | 2021-08-19T12:44:42.83 |