Earthquake with magnitude of ML 1.4 on date 02-07-2020 and time 13:24:44 (Italy) in region Costa Ligure centro occidentale (Savona)

A magnitude ML 1.4 earthquake occured in region: Costa Ligure centro occidentale (Savona), on

  • 02-07-2020 11:24:44 (UTC)
  • 02-07-2020 13:24:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9800, 8.5840 at 7 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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km S of Savona (61345 inhabitants)
56 Km SW of Genova (586655 inhabitants)
66 Km E of Sanremo (54807 inhabitants)
94 Km E of Cuneo (56081 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 1.4 2020-07-02
11:24:44
43.9797 8.5837 7 2020-11-19
12:36:53
Bollettino Sismico Italiano INGV 81006511
Reviewed
Rev100
ML 1.4 2020-07-02
11:24:44
43.9632 8.5885 9 2020-07-02
11:32:06
Sala Sismica INGV-Roma 80697381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-02 11:24:44 ± 0.06
Latitude 43.9797 ± 0.0027
Longitude 8.5837 ± 0.0025
Depth (km) 7 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 81006511

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 262
Semi-minor axis of confidence ellipse (meter) 83
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 168
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 170
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.14214
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 15
Type of magnitude ML
Reference to an origin 81006511
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-08 00:16:18

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 17
Type of magnitude ML
Reference to an origin 80697381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-02 11:32:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LRP.EHZ. 2020-07-02T11:26:42.10 3.0 undecidable manual Sn -4.63 0
CR.STON.BHZ. 2020-07-02T11:26:34.72 3.0 undecidable manual Pn 8.29 0
XK.GIZZ.HHZ. 2020-07-02T11:26:34.12 3.0 negative manual Pn -3.83 0
IV.PLLN.EHZ. 2020-07-02T11:26:32.01 3.0 negative manual Pn -1.7 0
OX.CIMO.HHZ. 2020-07-02T11:26:29.97 3.0 undecidable manual Sn 1.74 0
SI.BOSI.HHZ. 2020-07-02T11:26:17.62 3.0 undecidable manual Sn -0.09 0
IV.APEC.HHZ. 2020-07-02T11:26:09.23 3.0 undecidable manual Sn -0.1 0
IV.PIEI.HHZ. 2020-07-02T11:26:08.01 3.0 undecidable manual Sn -3.44 0
IV.NARO.HHZ. 2020-07-02T11:26:08.55 3.0 undecidable manual Sn -3.41 0
IV.POFI.HHZ. 2020-07-02T11:25:58.34 3.0 undecidable manual Pn 4.31 0
IV.MMO1.EHZ. 2020-07-02T11:25:54.72 3.0 undecidable manual Pg 11.22 0
OX.DRE.HHZ. 2020-07-02T11:25:53.83 3.0 negative manual Pn 2.29 0
IV.SEI.HHZ. 2020-07-02T11:25:51.60 3.0 undecidable manual Sg 1.92 0
IV.ASSB.HHZ. 2020-07-02T11:25:36.45 3.0 undecidable manual Pn -0.03 0
GU.GBOS.HHZ. 2020-07-02T11:25:05.29 0.3 undecidable manual S 296 65.9895 50 -0.01 73
GU.EQUI.HHN. 2020-07-02T11:25:05.76 0.6 undecidable manual P 80 126.7731 50 -0.01 43
GU.PCP.HHZ. 2020-07-02T11:25:04.40 0.3 undecidable manual S 357 62.3931 50 0.06 73
GU.RNCA.HHZ. 2020-07-02T11:25:04.21 0.6 undecidable manual S 28 61.8936 50 0.01 49
GU.STV.HHZ. 2020-07-02T11:25:02.41 0.3 undecidable manual P 287 104.4177 50 0.09 67
IV.IMI.HHZ. 2020-07-02T11:25:02.53 0.6 undecidable manual S 262 55.6998 50 -0.02 50
IV.PLMA.HHE. 2020-07-02T11:25:01.93 0.6 undecidable manual P 85 101.6205 50 0.04 45
GU.GORR.HHN. 2020-07-02T11:25:00.08 0.6 undecidable manual P 39 89.5437 50 0.05 46
IV.QLNO.HHZ. 2020-07-02T11:24:59.04 0.3 undecidable manual S 334 42.624 50 -0.04 76
GU.RORO.HHZ. 2020-07-02T11:24:59.49 0.3 undecidable manual S 290 43.8228 50 0.11 75
GU.BURY.HNN. 2020-07-02T11:24:59.52 0.6 undecidable manual P 255 84.9483 50 0.19 46
FR.SAOF.HHE.00 2020-07-02T11:24:58.91 0.6 undecidable manual P 271 82.251 50 0 48
GU.CANO.HHZ. 2020-07-02T11:24:57.47 0.3 undecidable manual S 313 37.4292 100 0.04 77
GU.GBOS.HHZ. 2020-07-02T11:24:56.45 0.3 undecidable manual P 296 65.9895 50 0.05 73
GU.PCP.HHZ. 2020-07-02T11:24:55.70 0.3 undecidable manual P 357 62.3931 50 -0.15 72
GU.MGRO.HHZ. 2020-07-02T11:24:55.92 0.6 undecidable manual P 277 62.2932 50 0.09 49
GU.RNCA.HHZ. 2020-07-02T11:24:55.87 0.3 undecidable manual P 28 61.8936 50 0.11 73
IV.IMI.HHZ. 2020-07-02T11:24:54.56 0.6 undecidable manual P 262 55.6998 50 -0.25 47
GU.RORO.HHZ. 2020-07-02T11:24:52.88 0.1 undecidable manual P 290 43.8228 50 -0.1 100
IV.QLNO.HHZ. 2020-07-02T11:24:52.69 0.1 undecidable manual P 334 42.624 50 -0.11 100
GU.CANO.HHZ. 2020-07-02T11:24:51.88 0.3 undecidable manual P 313 37.4292 100 0.02 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.CANO.HHE. ML:1.7 0.0002035 0.82 AML other m 2020-07-02T11:24:58.79
GU.CANO.HHN. ML:1.7 0.000183 0.56 AML other m 2020-07-02T11:24:58.91
GU.RORO.HHE. ML:1.8 0.00021309999999999998 0.42 AML other m 2020-07-02T11:24:59.26
IV.QLNO.HHN. ML:1.3 0.00007225000000000001 0.14 AML other m 2020-07-02T11:24:59.89
IV.QLNO.HHE. ML:1.3 0.00005875 1.74 AML other m 2020-07-02T11:25:00.04
GU.RORO.HHN. ML:1.4 0.00006819999999999999 0.84 AML other m 2020-07-02T11:25:01.13
IV.IMI.HHE. ML:1.4 0.00005259999999999999 0.16 AML other m 2020-07-02T11:25:03.27
IV.IMI.HHN. ML:1.6 0.00008455 0.24 AML other m 2020-07-02T11:25:03.36
GU.PCP.HHN. ML:1.4 0.00004615 0.54 AML other m 2020-07-02T11:25:05.43
GU.PCP.HHE. ML:1.4 0.00004835 0.92 AML other m 2020-07-02T11:25:05.73
GU.RNCA.HHN. ML:1.0 0.0000213 0.18 AML other m 2020-07-02T11:25:06.65
GU.GBOS.HHE. ML:1.1 0.0000262 0.68 AML other m 2020-07-02T11:25:06.97
GU.RNCA.HHE. ML:1.2 0.00003075 0.42 AML other m 2020-07-02T11:25:06.60
GU.GBOS.HHN. ML:1.3 0.0000414 0.82 AML other m 2020-07-02T11:25:07.04
GU.STV.HHN. ML:1.0 0.00000979558 0.2176 AML other m 2020-07-02T11:25:20.12
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download