Earthquake with magnitude of ML 1.5 on date 16-08-2017 and time 11:19:44 (UTC) in region Costa Ligure centro orientale (Genova)

A magnitude ML 1.5 earthquake occured in region: Costa Ligure centro orientale (Genova), on

  • 16-08-2017 11:19:44 (UTC)
  • 16-08-2017 13:19:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3700, 8.8290 at 10 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Genova GE 10 586655 586655
Mele GE 11 2725 589380
Arenzano GE 12 11519 600899
Cogoleto GE 15 9172 610071
Ceranesi GE 16 3875 613946
Campomorone GE 16 6996 620942
Sant'Olcese GE 17 5906 626848
Masone GE 18 3679 630527
Serra Riccò GE 18 7885 638412
Mignanego GE 19 3675 642087
Bogliasco GE 19 4488 646575

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km W of Genova (586655 inhabitants)
28 Km E of Savona (61345 inhabitants)
63 Km S of Alessandria (93943 inhabitants)
77 Km SE of Asti (76202 inhabitants)
85 Km W of La Spezia (93959 inhabitants)
95 Km S of Pavia (72576 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 1.5 2017-08-16
11:19:44
44.3695 8.8287 10 2018-07-06
15:40:35
Bollettino Sismico Italiano INGV 51472771
Reviewed
Rev100
ML 1.5 2017-08-16
11:19:44
44.3677 8.8267 10 2017-08-16
11:29:47
Sala Sismica INGV-Roma 49083301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-08-16 11:19:44 ± 0.14
Latitude 44.3695 ± 0.0135
Longitude 8.8287 ± 0.0126
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 51472771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1540
Semi-minor axis of confidence ellipse (meter) 910
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 344
Circular confidence region, given by single value of horizontal uncertainty (meter) 1540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.22937
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 26
Type of magnitude ML
Reference to an origin 49083301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-08-16 11:29:47

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 26
Type of magnitude ML
Reference to an origin 51472771
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-10-31 08:12:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1299.EHZ. 2017-08-16T11:21:45.03 3.0 undecidable manual Sg 12.01 0
IV.LIK.EHZ.01 2017-08-16T11:21:43.33 3.0 undecidable manual Sn -9.59 0
MN.PDG.HHZ. 2017-08-16T11:21:42.65 3.0 positive manual Pn -1.26 0
IV.CELI.HHZ. 2017-08-16T11:21:39.15 3.0 undecidable manual Pn -0.62 0
IV.SPS2.HHZ. 2017-08-16T11:21:33.67 3.0 undecidable manual Pn -5.83 0
IV.FVI.HHZ. 2017-08-16T11:21:32.35 3.0 undecidable manual Sn 2.62 0
CR.ZAG.BHZ. 2017-08-16T11:21:28.78 3.0 negative manual Pg 20.43 0
IV.LNSS.HHZ. 2017-08-16T11:21:27.32 3.0 undecidable manual Sn -2.28 0
IV.T1216.EHZ. 2017-08-16T11:21:23.78 3.0 undecidable manual Sn -2.14 0
SL.KOGS.BHZ. 2017-08-16T11:21:13.12 3.0 undecidable manual Pn 0.03 0
IV.PP3.EHZ. 2017-08-16T11:20:48.30 3.0 negative manual Pn 2.97 0
IV.COR1.EHZ. 2017-08-16T11:20:44.44 3.0 undecidable manual Pg 5.93 0
IV.MDI.HHZ. 2017-08-16T11:20:34.93 3.0 undecidable manual S -4.05 0
IV.CTI.HHZ. 2017-08-16T11:20:31.99 3.0 undecidable manual Pn 0.71 0
GU.PZZ.HHZ. 2017-08-16T11:20:08.13 0.3 undecidable manual P 277 136.4634 50 0.75 52
GU.BHB.HHZ. 2017-08-16T11:20:07.60 0.3 undecidable manual P 293 133.9659 50 0.61 56
IV.GROG.HHN. 2017-08-16T11:20:06.19 0.6 undecidable manual P 141 134.7651 50 -0.93 32
GU.SARM.EHZ. 2017-08-16T11:20:06.19 0.3 undecidable manual P 99 126.5733 50 0.35 61
GU.STV.HHZ. 2017-08-16T11:20:05.83 0.3 undecidable manual P 264 120.0909 50 0.98 49
GU.ENR.HHZ. 2017-08-16T11:20:04.23 0.3 undecidable manual P 262 112.8981 50 0.48 61
FR.SAOF.HHE.00 2017-08-16T11:20:03.84 0.3 undecidable manual P 248 110.0121 50 0.54 60
IV.IMI.HHZ. 2017-08-16T11:20:00.43 0.1 undecidable manual P 236 90.243 50 0.18 91
GU.MGRO.HHN. 2017-08-16T11:20:00.26 0.3 undecidable manual P 246 88.8444 50 0.22 68
IV.PLMA.HHE. 2017-08-16T11:20:00.57 0.3 undecidable manual P 113 88.8444 50 0.53 63
GU.GBOS.HHZ. 2017-08-16T11:19:58.42 0.3 undecidable manual P 260 79.7646 50 -0.22 69
IV.BOB.HNZ. 2017-08-16T11:19:57.05 0.3 undecidable manual P 48 65.8896 50 0.55 65
GU.RORO.HHZ. 2017-08-16T11:19:56.14 0.1 undecidable manual P 245 66.9774 50 -0.53 87
GU.PCP.HHZ. 2017-08-16T11:19:55.35 0.6 undecidable manual S 310 29.4483 50 0 53
IV.MSSA.HHZ. 2017-08-16T11:19:54.45 0.3 undecidable manual P 96 54.9006 50 -0.36 70
GU.CANO.HHZ. 2017-08-16T11:19:53.43 0.3 undecidable manual P 249 50.3163 50 -0.67 64
IV.QLNO.HHZ. 2017-08-16T11:19:51.64 0.1 undecidable manual P 263 38.628 50 -0.66 88
GU.RNCA.HHZ. 2017-08-16T11:19:51.05 0.6 undecidable manual S 41 14.874 124 0.05 53
GU.PCP.HHZ. 2017-08-16T11:19:50.31 0.1 undecidable manual P 310 29.4483 50 -0.57 92
GU.RNCA.HHZ. 2017-08-16T11:19:48.01 0.1 positive manual P 41 14.874 124 -0.36 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RNCA.HHE. ML:1.7 0.0004805 0.14 AML other m 2017-08-16T11:19:51.15
GU.RNCA.HHN. ML:1.6 0.000365 0.14 AML other m 2017-08-16T11:19:51.16
GU.PCP.HHN. ML:1.4 0.0001099 0.98 AML other m 2017-08-16T11:19:57.07
GU.PCP.HHE. ML:1.3 0.00009375 0.72 AML other m 2017-08-16T11:19:57.60
GU.RORO.HHE. ML:1.4 0.00004655 0.46 AML other m 2017-08-16T11:19:58.81
IV.QLNO.HHE. ML:1.3 0.0000645 1.5 AML other m 2017-08-16T11:20:00.92
IV.QLNO.HHN. ML:1.3 0.0000701 1.08 AML other m 2017-08-16T11:20:00.59
GU.CANO.HHE. ML:1.7 0.0001225 0.78 AML other m 2017-08-16T11:20:07.52
IV.MSSA.HHE. ML:1.5 0.0000691 1.14 AML other m 2017-08-16T11:20:08.58
GU.CANO.HHN. ML:1.6 0.0001015 1.28 AML other m 2017-08-16T11:20:08.78
GU.RORO.HHN. ML:1.4 0.0000436 0.68 AML other m 2017-08-16T11:20:09.03
GU.PZZ.HHN. ML:2.0 0.0000664 1.58 AML other m 2017-08-16T11:20:09.16
IV.MSSA.HHN. ML:1.5 0.00007439999999999999 0.86 AML other m 2017-08-16T11:20:11.30
GU.PZZ.HHE. ML:2.1 0.0000766 0.26 AML other m 2017-08-16T11:20:11.54
GU.GBOS.HHN. ML:1.3 0.000030600000000000005 0.6 AML other m 2017-08-16T11:20:12.52
GU.GBOS.HHE. ML:1.2 0.0000202 0.32 AML other m 2017-08-16T11:20:14.54
IV.IMI.HHE. ML:1.4 0.0000292 1.08 AML other m 2017-08-16T11:20:15.15
IV.IMI.HHN. ML:1.7 0.00006235 1.16 AML other m 2017-08-16T11:20:17.21
GU.ENR.HHN. ML:1.7 0.0000425 0.74 AML other m 2017-08-16T11:20:21.55
GU.STV.HHN. ML:1.4 0.000019699999999999998 1.68 AML other m 2017-08-16T11:20:22.04
GU.STV.HHE. ML:1.3 0.000014949999999999997 0.8 AML other m 2017-08-16T11:20:23.43
GU.SARM.EHN. ML:2.1 0.00008099999999999999 0.9 AML other m 2017-08-16T11:20:25.18
GU.SARM.EHE. ML:2.1 0.00008145 1.02 AML other m 2017-08-16T11:20:25.21
GU.ENR.HHE. ML:1.4 0.000021499999999999997 1.16 AML other m 2017-08-16T11:20:25.15
GU.BHB.HHE. ML:1.5 0.000018100000000000003 0.9 AML other m 2017-08-16T11:20:26.83
GU.BHB.HHN. ML:1.5 0.000019299999999999998 1 AML other m 2017-08-16T11:20:30.33
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