Earthquake with magnitude of Mwp 6.0 on date 18-09-2015 and time 15:59:41 (UTC) in region Northern Mid Atlantic Ridge [Sea]

A magnitude Mwp 6.0 earthquake occured in region: Northern Mid Atlantic Ridge [Sea], on

  • 18-09-2015 15:59:41 (UTC)
  • 18-09-2015 17:59:41 (UTC +02:00) Italian time
  • 18-09-2015 12:59:41 (UTC -03:00) local time in the region of the earthquake (America/Cayenne)

and geographic coordinates (lat, lon) 15.1940, -45.9450 at 1 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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 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
Reviewed
Rev100
mb 5.4
Mwp 6.0

Mwpd 6.1
2015-09-18
15:59:41
15.1945 -45.9448 1 2015-09-18
20:58:01
Sala Sismica INGV-Roma 21454211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-09-18 15:59:41
Latitude 15.1945
Longitude -45.9448
Depth (km) 1 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 21454211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 18470
Semi-minor axis of confidence ellipse (meter) 5030
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) 14972.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 32.2646
Number of associated phases, regardless of their use for origin computation 89
Number of defining phases 89
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.08543
Epicentral distance of station closest to the epicenter (degree) 13.35491
Epicentral distance of station farthest from the epicenter (degree) 93.09580
Number of stations at which the event was observed 89
Number of stations from which data was used for origin computation 89
Magnitudes information

Mwp:6.0

Field Value
Value 6.0
Uncertainty 0.1
Num. used stations 29
Type of magnitude Mwp
Reference to an origin 21454211
Agency INGV
Autore early-est_ee1.1.8
Time of creation (UTC) 2015-09-18 20:58:03

Mwpd:6.1

Field Value
Value 6.1
Uncertainty 0.1
Num. used stations 25
Type of magnitude Mwpd
Reference to an origin 21454211
Agency INGV
Autore early-est_ee1.1.8
Time of creation (UTC) 2015-09-18 20:58:03

mb:5.4

Field Value
Value 5.4
Uncertainty 0.2
Num. used stations 80
Type of magnitude mb
Reference to an origin 21454211
Agency INGV
Autore early-est_ee1.1.8
Time of creation (UTC) 2015-09-18 20:58:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
GE.DSB.BHZ. 2015-09-18T16:15:37.90 10.0 negative automatic S 30 49.0671 4.49147 0
IU.TIXI.BHZ.00 2015-09-18T16:12:57.07 10.0 positive automatic P 2 93.0958 1.36514 0.0707507
GE.SNAA.BHZ. 2015-09-18T16:12:48.41 10.0 positive automatic P 168 91.5565 -0.320088 0.0781791
KZ.ABKAR.BHZ. 2015-09-18T16:12:34.65 10.0 positive automatic P 39 88.4981 0.290007 0.104672
IU.PMSA.BHZ.00 2015-09-18T16:12:00.92 10.0 positive automatic P 188 81.1480 3.60953 0.0535382
GT.BOSA.BHZ.00 2015-09-18T16:12:00.15 10.0 positive automatic P 123 81.5149 0.681129 0.153813
IU.HRV.BHZ.00 2015-09-18T16:11:58.42 10.0 positive automatic S 326 35.0526 -8.09184 0
IU.COLA.BHZ.00 2015-09-18T16:11:58.87 10.0 negative automatic P 335 81.2140 1.18177 0.152919
IU.GNI.BHZ.00 2015-09-18T16:11:56.47 10.0 positive automatic P 51 80.7801 0.849777 0.156597
GT.LBTB.BHZ.00 2015-09-18T16:11:55.10 10.0 negative automatic P 119 80.4378 1.40222 0.168916
IU.LSZ.BHZ.00 2015-09-18T16:11:49.27 10.0 negative automatic P 109 79.3086 1.67746 0.181499
CN.INK.BHZ. 2015-09-18T16:11:23.60 10.0 negative automatic P 338 75.0101 0.362343 0.205113
GE.EIL.BHZ. 2015-09-18T16:11:22.30 10.0 positive automatic P 63 74.7833 0.339729 0.207308
BK.HUMO.BHZ.00 2015-09-18T16:10:54.87 10.0 negative automatic P 310 70.2986 -0.42095 0.267664
BK.WDC.BHZ.00 2015-09-18T16:10:54.80 10.0 positive automatic P 308 70.0956 0.79386 0.2553
IU.KEV.BHZ.00 2015-09-18T16:10:53.87 10.0 positive automatic P 21 69.8870 1.18019 0.263275
IU.KBS.BHZ.00 2015-09-18T16:10:49.52 10.0 positive automatic P 10 69.1516 1.38168 0.0626468
HL.ARG.HHZ. 2015-09-18T16:10:42.58 10.0 positive automatic P 57 68.3678 -0.685443 0.26392
US.HAWA.BHZ.00 2015-09-18T16:10:41.13 10.0 negative automatic P 314 67.7969 1.40875 0
GE.VSU.BHZ. 2015-09-18T16:10:40.85 10.0 positive automatic P 33 68.0552 -0.446649 0.1404
GE.KARP.BHZ. 2015-09-18T16:10:38.30 10.0 positive automatic P 57 67.6290 -0.391341 0.276544
CN.EUNU.BHZ. 2015-09-18T16:10:37.88 10.0 positive automatic P 353 67.3552 0.906641 0.320503
DK.NOR.BHZ. 2015-09-18T16:10:37.60 10.0 positive automatic P 4 67.5282 -0.360487 0.290004
US.WVOR.BHZ.00 2015-09-18T16:10:36.48 10.0 positive automatic P 310 67.1202 0.872798 0.301456
UW.BRAN.BHZ. 2015-09-18T16:10:29.93 10.0 negative automatic P 314 66.1889 0.307328 0.319977
HL.RDO.HHZ. 2015-09-18T16:10:29.87 10.0 positive automatic P 51 66.2137 0.26923 0.16058
US.TPNV.BHZ.00 2015-09-18T16:10:25.50 10.0 positive automatic P 304 65.3223 1.39518 0.338752
PL.KWP.BHZ. 2015-09-18T16:10:20.36 10.0 positive automatic P 42 64.7053 0.46135 0.0662092
NN.PRN.HHZ. 2015-09-18T16:10:19.40 10.0 positive automatic P 305 64.3644 1.5539 0.343135
MN.VTS.BHZ. 2015-09-18T16:10:19.32 10.0 positive automatic P 50 64.5370 0.344643 0.357539
HT.AGG.HHZ. 2015-09-18T16:10:14.02 10.0 positive automatic P 54 63.7356 0.464051 0.186956
HL.ITM.HHZ. 2015-09-18T16:10:11.28 10.0 positive automatic P 56 63.3793 0.109605 0.357636
HT.FNA.HHZ. 2015-09-18T16:10:09.29 10.0 positive automatic P 52 63.0701 0.114458 0.191612
GE.DAG.BHZ. 2015-09-18T16:10:09.75 10.0 positive automatic P 7 63.1636 0.0772528 0.308582
PL.OJC.BHZ. 2015-09-18T16:10:08.08 10.0 positive automatic P 41 62.9259 -0.0771598 0.345875
GE.PSZ.BHZ. 2015-09-18T16:10:06.05 10.0 positive automatic P 44 62.6589 -0.425885 0.365512
MN.DIVS.BHZ. 2015-09-18T16:10:04.15 10.0 positive automatic P 48 62.2885 0.148911 0.379287
HL.KEK.HHZ. 2015-09-18T16:10:00.87 10.0 positive automatic P 53 61.8023 0.269964 0
MN.PDG.BHZ. 2015-09-18T16:09:59.39 10.0 positive automatic P 50 61.6024 0.175604 0.362854
US.WUAZ.BHZ.00 2015-09-18T16:09:59.03 10.0 negative automatic P 303 61.3847 1.0091 0.391806
GE.MORC.BHZ. 2015-09-18T16:09:57.63 10.0 positive automatic P 41 61.4223 -0.499305 0.38218
IU.TUC.BHZ.00 2015-09-18T16:09:55.27 10.0 positive automatic P 299 60.8634 0.9068 0.399118
PL.KSP.BHZ. 2015-09-18T16:09:53.73 10.0 positive automatic P 40 60.8483 -0.431203 0.390043
IM.PD31.BHZ. 2015-09-18T16:09:50.85 10.0 negative automatic P 311 60.4708 -1.05862 0.395259
GT.PLCA.BHZ.00 2015-09-18T16:09:50.35 10.0 negative automatic P 201 60.4040 -0.90335 0.39163
MN.TIP.BHZ. 2015-09-18T16:09:41.07 10.0 positive automatic P 53 59.4236 -3.39282 0.220325
CZ.KHC.BHZ. 2015-09-18T16:09:38.82 10.0 positive automatic P 41 58.7677 -1.08346 0.429198
IW.SMCO.BHZ.00 2015-09-18T16:09:37.57 10.0 positive automatic P 307 58.1321 1.62861 0
GE.FLT1.BHZ. 2015-09-18T16:09:34.85 10.0 positive automatic P 37 58.1886 -0.912025 0.417807
MN.TRI.BHZ. 2015-09-18T16:09:34.99 10.0 positive automatic P 45 58.1596 -0.574705 0.427942
IV.PTCC.BHZ. 2015-09-18T16:09:33.45 10.0 positive automatic P 44 58.0214 -1.2411 0.429937
IU.ANMO.BHZ.00 2015-09-18T16:09:32.07 10.0 positive automatic P 302 57.3474 1.92916 0.450206
GE.SUMG.BHZ. 2015-09-18T16:09:31.50 10.0 positive automatic P 3 57.5445 -0.272734 0.417444
MN.AQU.BHZ. 2015-09-18T16:09:29.72 10.0 positive automatic P 49 57.3041 0.0703648 0.430362
IU.RSSD.BHZ.00 2015-09-18T16:09:26.27 10.0 positive automatic P 313 56.7233 0.507976 0.438704
MN.CLTB.BHZ. 2015-09-18T16:09:24.15 10.0 positive automatic P 55 56.4996 0.168715 0.462985
MN.VLC.BHZ. 2015-09-18T16:09:16.25 10.0 positive automatic P 46 55.4973 -0.483697 0.220765
IM.TX31.BHZ. 2015-09-18T16:09:11.25 10.0 positive automatic P 295 54.7109 0.119451 0.496443
GE.WLF.BHZ. 2015-09-18T16:09:07.50 10.0 positive automatic P 39 54.2995 -0.51329 0.401407
TT.TATN.HHZ.00 2015-09-18T16:09:04.13 10.0 positive automatic P 60 53.8216 -0.436301 0.504525
MN.VSL.BHZ. 2015-09-18T16:09:03.88 10.0 positive automatic P 52 53.8126 -0.589923 0.232923
MN.BNI.BHZ. 2015-09-18T16:09:00.47 10.0 positive automatic P 45 53.1727 0.524896 0.491457
CN.ULM.BHZ. 2015-09-18T16:08:59.03 10.0 positive automatic P 322 53.2180 -1.0574 0.508087
FR.RUSF.BHZ.01 2015-09-18T16:08:54.80 10.0 positive automatic P 46 52.0368 3.42566 0.439107
GE.SFJD.BHZ.00 2015-09-18T16:08:50.92 10.0 positive automatic P 358 51.8907 0.665504 0.51124
G.SSB.BHZ.00 2015-09-18T16:08:49.75 10.0 positive automatic P 44 51.8067 0.0533489 0.536955
CN.FRB.BHZ. 2015-09-18T16:08:44.48 10.0 positive automatic P 347 51.0100 0.869688 0.537266
US.WMOK.BHZ.00 2015-09-18T16:08:43.63 10.0 positive automatic P 303 51.0637 -0.463671 0.549169
US.KSU1.BHZ.00 2015-09-18T16:08:36.98 10.0 positive automatic P 309 50.2057 -0.608403 0
DK.NUUK.BHZ.00 2015-09-18T16:08:31.00 10.0 positive automatic P 357 49.1459 1.52996 0.554905
US.MIAR.BHZ.00 2015-09-18T16:08:11.85 10.0 negative automatic P 303 46.8180 0.393967 0.511904
IU.CCM.BHZ.00 2015-09-18T16:08:03.92 10.0 negative automatic P 309 45.8858 -0.214262 0.294508
CN.KAPO.BHZ. 2015-09-18T16:08:00.03 10.0 negative automatic P 327 45.3246 0.287251 0.633068
IU.PAB.BHZ.00 2015-09-18T16:07:45.62 10.0 positive automatic P 48 43.6617 -0.895368 0.647514
IU.WVT.BHZ.00 2015-09-18T16:07:39.12 10.0 positive automatic P 307 42.7058 0.474459 0.635501
CN.SCHQ.BHZ. 2015-09-18T16:07:38.53 10.0 positive automatic P 342 42.8124 -1.04842 0.662495
GE.MTE.BHZ. 2015-09-18T16:07:30.15 10.0 positive automatic P 45 41.7690 -0.978781 0.730973
GT.DBIC.BHZ.00 2015-09-18T16:07:25.80 10.0 positive automatic P 97 41.1586 -0.18957 0.733854
IU.KOWA.BHZ.00 2015-09-18T16:07:20.15 10.0 positive automatic P 85 40.4726 -0.221413 0.696734
LX.MORF.BHZ. 2015-09-18T16:07:13.95 10.0 positive automatic P 49 39.6867 0.0763066 0
GT.LPAZ.BHZ.00 2015-09-18T16:07:03.28 10.0 positive automatic P 216 38.3497 -0.141331 0.385142
IU.SSPA.BHZ.00 2015-09-18T16:06:56.72 10.0 negative automatic P 319 37.6130 0.305936 0.513066
IU.OTAV.BHZ.00 2015-09-18T16:06:38.87 10.0 positive automatic P 248 35.4176 0.644168 0.800166
CN.DRLN.BHZ. 2015-09-18T16:06:37.63 10.0 positive automatic P 347 35.3455 0.583649 0.810785
IU.RCBR.BHZ.00 2015-09-18T16:04:48.47 10.0 negative automatic P 154 23.2577 -0.637651 0.909091
CU.GRGR.BHZ.00 2015-09-18T16:03:19.05 10.0 positive automatic P 261 15.5633 -1.6644 0.610687
CU.ANWB.BHZ.00 2015-09-18T16:03:15.38 10.0 positive automatic P 281 15.3879 -3.01463 0.43956
G.FDF.BHZ.00 2015-09-18T16:03:06.65 10.0 positive automatic P 270 14.6896 -2.42367 0.43956
CU.BBGH.BHZ.00 2015-09-18T16:02:51.65 10.0 positive automatic P 263 13.3549 0.836682 0.930233
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