A magnitude ML 2.0 earthquake occured in region: Costa Ligure centro occidentale (Savona), on
and geographic coordinates (lat, lon) 43.9780, 8.4880 at 12 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.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.0 | 2023-04-04 02:41:00 |
43.9783 | 8.4882 | 13 | 2024-03-01 17:18:19 |
Bollettino Sismico Italiano INGV | 124156971 |
Reviewed Rev100 |
ML 1.9 | 2023-04-04 02:41:00 |
44.0175 | 8.435 | 10 | 2023-04-04 02:53:28 |
Sala Sismica INGV-Roma | 116051271 |
Field | Value |
---|---|
Time (UTC) | 2023-04-04 02:41:00 ± 0.17 |
Latitude | 43.9783 ± 0.0108 |
Longitude | 8.4882 ± 0.0087 |
Depth (km) | 13 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 124156971 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1218 |
Semi-minor axis of confidence ellipse (meter) | 139 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 352 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1220.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 89 |
Number of associated phases, regardless of their use for origin computation | 37 |
Number of defining phases | 32 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.39 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.47669 |
Number of stations at which the event was observed | 28 |
Number of stations from which data was used for origin computation | 23 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.2 |
Num. used stations | 32 |
Type of magnitude | ML |
Reference to an origin | 116051271 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-04 02:53:28 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.2 |
Num. used stations | 32 |
Type of magnitude | ML |
Reference to an origin | 124156971 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-01-09 10:30:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MURB.HHZ. | 2023-04-04T02:42:30.82 | 3.0 | undecidable | manual | Sn | 4.33 | 0 | |||
IV.PTCC.HHZ. | 2023-04-04T02:42:15.07 | 3.0 | undecidable | manual | Pg | 10.5 | 0 | |||
IV.POFI.HHZ. | 2023-04-04T02:42:08.67 | 3.0 | negative | manual | Pn | -0.13 | 0 | |||
IV.LRP.EHZ. | 2023-04-04T02:42:07.76 | 3.0 | negative | manual | Pn | -0.48 | 0 | |||
IV.SRES.HHZ. | 2023-04-04T02:42:00.87 | 3.0 | undecidable | manual | Pg | 6.3 | 0 | |||
GU.RSP.HHZ. | 2023-04-04T02:41:27.03 | 0.3 | undecidable | manual | P | 324 | 161.8158 | 91 | 0.63 | 51 |
GU.ENR.HHZ. | 2023-04-04T02:41:26.70 | 0.3 | undecidable | manual | S | 288 | 89.6436 | 91 | 0.27 | 67 |
IV.ERBM.EHE. | 2023-04-04T02:41:25.89 | 0.6 | undecidable | manual | P | 72 | 160.7169 | 91 | -0.33 | 37 |
RD.PGF.BHZ. | 2023-04-04T02:41:24.90 | 0.3 | undecidable | manual | P | 165 | 163.9137 | 91 | -1.82 | 26 |
GU.BHB.HHZ. | 2023-04-04T02:41:22.84 | 0.3 | undecidable | manual | P | 315 | 135.864 | 91 | 0.44 | 59 |
FR.SAOF.HHZ.00 | 2023-04-04T02:41:22.10 | 0.6 | undecidable | manual | S | 271 | 74.6697 | 91 | -0.32 | 46 |
GU.EQUI.HHN. | 2023-04-04T02:41:21.65 | 0.1 | undecidable | manual | P | 81 | 134.2656 | 91 | -0.51 | 76 |
GU.PZZ.HHZ. | 2023-04-04T02:41:20.80 | 0.3 | undecidable | manual | P | 299 | 123.7872 | 91 | 0.26 | 63 |
IV.BOB.HHE. | 2023-04-04T02:41:19.59 | 0.6 | undecidable | manual | P | 41 | 115.995 | 91 | 0.25 | 43 |
IV.PLMA.HHE. | 2023-04-04T02:41:19.86 | 1.0 | undecidable | manual | P | 85 | 109.2129 | 91 | 1.57 | 12 |
GU.PCP.HHZ. | 2023-04-04T02:41:18.90 | 0.6 | undecidable | manual | S | 4 | 62.5929 | 92 | -0.31 | 46 |
GU.GBOS.HHZ. | 2023-04-04T02:41:17.70 | 0.6 | undecidable | manual | S | 300 | 59.2962 | 92 | -0.63 | 42 |
GU.ROTM.HHZ. | 2023-04-04T02:41:17.53 | 0.3 | undecidable | manual | P | 354 | 97.2249 | 91 | 1.09 | 50 |
GU.STV.HHZ. | 2023-04-04T02:41:16.91 | 0.3 | undecidable | manual | P | 288 | 97.125 | 91 | 0.48 | 63 |
GU.MGRO.HHZ. | 2023-04-04T02:41:16.90 | 0.3 | undecidable | manual | S | 278 | 54.7008 | 92 | -0.2 | 73 |
GU.GORR.HHZ. | 2023-04-04T02:41:15.95 | 0.3 | undecidable | manual | P | 42 | 94.5387 | 91 | -0.08 | 68 |
GU.IMI.HHZ. | 2023-04-04T02:41:15.30 | 0.6 | undecidable | manual | S | 261 | 48.1185 | 92 | -0.04 | 51 |
GU.ENR.HHZ. | 2023-04-04T02:41:15.36 | 0.3 | undecidable | manual | P | 288 | 89.6436 | 91 | 0.09 | 70 |
GU.BURY.HHZ. | 2023-04-04T02:41:14.47 | 0.3 | undecidable | manual | P | 254 | 77.5668 | 91 | 1.06 | 51 |
FR.SAOF.HHZ.00 | 2023-04-04T02:41:13.33 | 0.3 | undecidable | manual | P | 271 | 74.6697 | 91 | 0.37 | 68 |
IV.QLNO.HHZ. | 2023-04-04T02:41:12.30 | 0.6 | undecidable | manual | S | 344 | 40.0266 | 93 | -0.88 | 39 |
GU.PCP.HHZ. | 2023-04-04T02:41:11.07 | 0.1 | positive | manual | P | 4 | 62.5929 | 92 | -0.04 | 98 |
GU.RNCA.HHZ. | 2023-04-04T02:41:11.86 | 0.3 | undecidable | manual | P | 34 | 65.8896 | 91 | 0.25 | 71 |
GU.RORO.HHZ. | 2023-04-04T02:41:11.80 | 0.6 | undecidable | manual | S | 294 | 36.741 | 93 | -0.51 | 46 |
IT.GNV.HGE. | 2023-04-04T02:41:11.60 | 0.6 | undecidable | manual | P | 35 | 61.3941 | 92 | 0.67 | 43 |
GU.CANO.HHZ. | 2023-04-04T02:41:10.40 | 0.6 | undecidable | manual | S | 322 | 32.3454 | 94 | -0.74 | 42 |
GU.GBOS.HHZ. | 2023-04-04T02:41:10.62 | 0.1 | negative | manual | P | 300 | 59.2962 | 92 | 0.02 | 100 |
GU.MGRO.HHZ. | 2023-04-04T02:41:09.94 | 0.1 | undecidable | manual | P | 278 | 54.7008 | 92 | 0.05 | 100 |
GU.IMI.HHZ. | 2023-04-04T02:41:08.71 | 0.3 | undecidable | manual | P | 261 | 48.1185 | 92 | -0.17 | 74 |
IV.QLNO.HHZ. | 2023-04-04T02:41:07.46 | 0.1 | positive | manual | P | 344 | 40.0266 | 93 | -0.17 | 99 |
GU.CANO.HHZ. | 2023-04-04T02:41:06.28 | 0.3 | undecidable | manual | P | 322 | 32.3454 | 94 | -0.17 | 76 |
GU.RORO.HHZ. | 2023-04-04T02:41:06.83 | 0.1 | negative | manual | P | 294 | 36.741 | 93 | -0.3 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.CANO.HHN. | ML:2.1 | 0.0005445 | 0.56 | AML | other | m | 2023-04-04T02:41:11.19 |
GU.CANO.HHE. | ML:2.1 | 0.0005935 | 1.2 | AML | other | m | 2023-04-04T02:41:11.01 |
IV.QLNO.HHE. | ML:2.1 | 0.00040649999999999996 | 0.7 | AML | other | m | 2023-04-04T02:41:12.91 |
IV.QLNO.HHN. | ML:2.0 | 0.000315 | 1.3 | AML | other | m | 2023-04-04T02:41:13.76 |
GU.RORO.HHN. | ML:1.9 | 0.00027400000000000005 | 0.08 | AML | other | m | 2023-04-04T02:41:13.95 |
GU.RORO.HHE. | ML:1.9 | 0.000282 | 0.46 | AML | other | m | 2023-04-04T02:41:13.73 |
GU.IMI.HHE. | ML:2.0 | 0.0002855 | 0.48 | AML | other | m | 2023-04-04T02:41:17.06 |
GU.IMI.HHN. | ML:2.2 | 0.0004465 | 0.24 | AML | other | m | 2023-04-04T02:41:17.29 |
GU.GBOS.HHE. | ML:1.6 | 0.00008549999999999999 | 0.8 | AML | other | m | 2023-04-04T02:41:19.08 |
GU.MGRO.HHE. | ML:2.0 | 0.000234 | 0.18 | AML | other | m | 2023-04-04T02:41:19.61 |
GU.MGRO.HHN. | ML:1.9 | 0.00017749999999999998 | 0.26 | AML | other | m | 2023-04-04T02:41:19.94 |
GU.GBOS.HHN. | ML:1.7 | 0.00010395 | 0.18 | AML | other | m | 2023-04-04T02:41:20.07 |
GU.PCP.HHE. | ML:1.9 | 0.00014450000000000002 | 1.04 | AML | other | m | 2023-04-04T02:41:20.92 |
GU.PCP.HHN. | ML:1.9 | 0.0001545 | 0.76 | AML | other | m | 2023-04-04T02:41:20.97 |
GU.RNCA.HHE. | ML:1.8 | 0.00009905 | 0.64 | AML | other | m | 2023-04-04T02:41:23.52 |
GU.RNCA.HHN. | ML:1.7 | 0.00008525 | 1.34 | AML | other | m | 2023-04-04T02:41:24.18 |
FR.SAOF.HHE.00 | ML:2.0 | 0.00014050000000000003 | 0.76 | AML | other | m | 2023-04-04T02:41:25.06 |
GU.BURY.HHN. | ML:2.1 | 0.0001665 | 1.46 | AML | other | m | 2023-04-04T02:41:25.16 |
FR.SAOF.HHN.00 | ML:1.9 | 0.000113 | 1 | AML | other | m | 2023-04-04T02:41:25.34 |
GU.BURY.HHE. | ML:2.2 | 0.000208 | 0.5 | AML | other | m | 2023-04-04T02:41:26.50 |
GU.ENR.HHN. | ML:2.0 | 0.00012675 | 0.12 | AML | other | m | 2023-04-04T02:41:28.31 |
GU.ENR.HHE. | ML:1.8 | 0.0000799 | 0.46 | AML | other | m | 2023-04-04T02:41:29.54 |
GU.STV.HHN. | ML:1.7 | 0.000052499999999999995 | 1.42 | AML | other | m | 2023-04-04T02:41:30.77 |
GU.STV.HHE. | ML:1.7 | 0.0000533 | 1.56 | AML | other | m | 2023-04-04T02:41:32.12 |
GU.ROTM.HHN. | ML:2.6 | 0.0004035 | 0.84 | AML | other | m | 2023-04-04T02:41:35.03 |
GU.PZZ.HHN. | ML:2.4 | 0.000191 | 0.44 | AML | other | m | 2023-04-04T02:41:37.25 |
GU.BHB.HNE. | ML:2.0 | 0.000058700000000000004 | 1.48 | AML | other | m | 2023-04-04T02:41:39.90 |
GU.PZZ.HHE. | ML:2.2 | 0.0001042 | 0.3 | AML | other | m | 2023-04-04T02:41:39.89 |
GU.BHB.HNN. | ML:2.0 | 0.0000609 | 0.4 | AML | other | m | 2023-04-04T02:41:41.44 |
GU.BHB.HHE. | ML:1.9 | 0.00004965 | 1.24 | AML | other | m | 2023-04-04T02:41:42.78 |
GU.BHB.HHN. | ML:1.9 | 0.0000449 | 0.44 | AML | other | m | 2023-04-04T02:41:42.93 |
GU.ROTM.HHE. | ML:2.5 | 0.000338 | 0.52 | AML | other | m | 2023-04-04T02:41:51.38 |