Earthquake with magnitude of Mwp 6.4 on date 17-06-2015 and time 12:51:38 (UTC) in region Southern Mid Atlantic Ridge [Sea]
A magnitude Mwp 6.4 earthquake occured in region: Southern Mid Atlantic Ridge [Sea], on
- 17-06-2015 12:51:38 (UTC)
- 17-06-2015 14:51:38 (UTC +02:00) Italian time
- 17-06-2015 12:51:38 (UTC +00:00) local time in the region of the earthquake (Atlantic/St_Helena)
and geographic coordinates (lat, lon) -35.6560, -16.6380 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.
Display location by
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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
Not available maps for this sismic event.
Seismic hazard
Not available maps for this sismic event.
Shakemap
Not available maps for this sismic event.
Felt maps
Not available maps for this sismic event.
Locations history
| Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
|---|---|---|---|---|---|---|---|---|
|
Reviewed Rev100 |
mb 6.0
Mwp 6.4 Mwpd 6.7 |
2015-06-17 12:51:38 |
-35.6555 | -16.6377 | 1 | 2015-06-17 13:25:29 |
Sala Sismica INGV-Roma | 19722441 |
Preferred location and magnitude until now.
Origin information
Origin
| Field | Value |
|---|---|
| Time (UTC) | 2015-06-17 12:51:38 |
| Latitude | -35.6555 |
| Longitude | -16.6377 |
| 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 | 19722441 |
Uncertainty
| Field | Value |
|---|---|
| Preferred uncertainty description | uncertainty ellipse |
| Semi-major axis of confidence ellipse (meter) | 65525 |
| Semi-minor axis of confidence ellipse (meter) | 15290 |
| Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 295 |
| Circular confidence region, given by single value of horizontal uncertainty (meter) | 52888.5 |
| Confidence level of the uncertainty (%) | 68 |
Quality
| Field | Value |
|---|---|
| Largest azimuthal gap in station distribution as seen from epicenter (degree) | 65.425 |
| Number of associated phases, regardless of their use for origin computation | 58 |
| Number of defining phases | 58 |
| RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 6.04629 |
| Epicentral distance of station closest to the epicenter (degree) | 21.96343 |
| Epicentral distance of station farthest from the epicenter (degree) | 110.84112 |
| Number of stations at which the event was observed | 57 |
| Number of stations from which data was used for origin computation | 57 |
Magnitudes information
Mwpd:6.7
| Field | Value |
|---|---|
| Value | 6.7 |
| Uncertainty | 0.1 |
| Num. used stations | 31 |
| Type of magnitude | Mwpd |
| Reference to an origin | 19722441 |
| Agency | INGV |
| Autore | early-est_ee1.1.8 |
| Time of creation (UTC) | 2015-06-17 13:25:30 |
Mwp:6.4
| Field | Value |
|---|---|
| Value | 6.4 |
| Uncertainty | 0.2 |
| Num. used stations | 31 |
| Type of magnitude | Mwp |
| Reference to an origin | 19722441 |
| Agency | INGV |
| Autore | early-est_ee1.1.8 |
| Time of creation (UTC) | 2015-06-17 13:25:30 |
mb:6.0
| Field | Value |
|---|---|
| Value | 6.0 |
| Uncertainty | 0.2 |
| Num. used stations | 43 |
| Type of magnitude | mb |
| Reference to an origin | 19722441 |
| Agency | INGV |
| Autore | early-est_ee1.1.8 |
| Time of creation (UTC) | 2015-06-17 13:25:30 |
Picking and Arrival
| SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance | Takeoff_angle | Residual | Weight |
|---|---|---|---|---|---|---|---|---|---|---|
| G.MPG.BHZ.00 | 2015-06-17T13:08:35.95 | 10.0 | negative | automatic | PKiKP | 313 | 52.9294 | -5.30175 | 0 | |
| CZ.KHC.BHZ. | 2015-06-17T13:04:35.17 | 10.0 | positive | automatic | P | 19 | 88.9285 | 2.60311 | 0.0992273 | |
| AU.WRKA.BHZ. | 2015-06-17T13:06:21.15 | 10.0 | positive | automatic | Pdiff | 146 | 110.8411 | 9.726 | 0 | |
| PL.SUW.BHZ. | 2015-06-17T13:05:13.61 | 10.0 | negative | automatic | PcP | 22 | 96.0194 | 8.17075 | 0 | |
| IU.SSPA.BHZ.00 | 2015-06-17T13:05:09.77 | 10.0 | negative | automatic | PcP | 318 | 94.7590 | 9.90574 | 0 | |
| II.ESK.BHZ.00 | 2015-06-17T13:04:53.62 | 10.0 | negative | automatic | P | 8 | 91.6931 | 8.23886 | 0.0382543 | |
| GE.RUE.BHZ. | 2015-06-17T13:04:53.40 | 10.0 | positive | automatic | P | 18 | 92.0311 | 6.48933 | 0.0788499 | |
| II.UOSS.BHZ.00 | 2015-06-17T13:04:52.77 | 10.0 | negative | automatic | P | 60 | 91.6291 | 7.68128 | 0.0507016 | |
| GE.FLT1.BHZ. | 2015-06-17T13:04:50.55 | 10.0 | positive | automatic | P | 17 | 91.2836 | 7.1136 | 0.0816467 | |
| PL.OJC.BHZ. | 2015-06-17T13:04:47.69 | 10.0 | positive | automatic | P | 22 | 91.6978 | 2.26297 | 0.0756495 | |
| GE.TIRR.BHZ. | 2015-06-17T13:04:44.91 | 10.0 | negative | automatic | PcP | 30 | 89.9119 | 6.57463 | 0 | |
| GE.PSZ.BHZ. | 2015-06-17T13:04:38.40 | 10.0 | negative | automatic | P | 24 | 89.7135 | 2.10704 | 0.0896787 | |
| GB.MCH1.BHZ. | 2015-06-17T13:04:36.78 | 10.0 | positive | automatic | P | 8 | 88.4577 | 6.51407 | 0.103002 | |
| GE.MORC.BHZ. | 2015-06-17T13:04:34.60 | 10.0 | positive | automatic | P | 21 | 90.6258 | -5.91102 | 0.0898801 | |
| II.BFO.BHZ.00 | 2015-06-17T13:04:16.97 | 10.0 | positive | automatic | P | 16 | 86.8837 | -5.80646 | 0.111346 | |
| GE.CSS.BHZ. | 2015-06-17T13:04:13.10 | 10.0 | positive | automatic | P | 39 | 84.5855 | 1.77108 | 0.0602366 | |
| IV.MONC.BHZ. | 2015-06-17T13:04:13.60 | 10.0 | positive | automatic | P | 17 | 83.7292 | 6.60924 | 0.132458 | |
| MN.DIVS.BHZ. | 2015-06-17T13:04:13.90 | 10.0 | negative | automatic | P | 25 | 86.4047 | -6.60156 | 0.107526 | |
| MN.VTS.BHZ. | 2015-06-17T13:04:13.24 | 10.0 | negative | automatic | P | 28 | 86.3151 | -6.9009 | 0.108146 | |
| MN.BNI.BHZ. | 2015-06-17T13:04:12.07 | 10.0 | positive | automatic | P | 16 | 83.4158 | 6.53268 | 0.137994 | |
| HL.RDO.HHZ. | 2015-06-17T13:04:11.67 | 10.0 | negative | automatic | P | 30 | 85.9857 | -6.61289 | 0.103402 | |
| HT.ALN.HHZ. | 2015-06-17T13:04:11.36 | 10.0 | negative | automatic | P | 31 | 85.9906 | -6.94579 | 0.120119 | |
| MN.AQU.BHZ. | 2015-06-17T13:04:07.87 | 10.0 | positive | automatic | P | 22 | 82.6955 | 1.23472 | 0 | |
| MN.PDG.BHZ. | 2015-06-17T13:04:05.24 | 10.0 | negative | automatic | P | 26 | 84.6865 | -6.53787 | 0.119735 | |
| GE.SANT.BHZ. | 2015-06-17T13:04:00.09 | 10.0 | negative | automatic | P | 33 | 81.9607 | 2.27532 | 0.137524 | |
| HL.ARG.HHZ. | 2015-06-17T13:03:58.35 | 10.0 | positive | automatic | P | 35 | 83.0393 | -5.02463 | 0.046596 | |
| GE.APE.BHZ. | 2015-06-17T13:03:54.50 | 10.0 | negative | automatic | P | 33 | 82.5751 | -6.54638 | 0.141666 | |
| GE.EIL.BHZ. | 2015-06-17T13:03:50.15 | 10.0 | negative | automatic | P | 44 | 81.3637 | -4.44886 | 0.155108 | |
| II.JTS.BHZ.00 | 2015-06-17T13:03:49.67 | 10.0 | positive | automatic | PcP | 291 | 78.9693 | -0.62198 | 0 | |
| MN.CEL.BHZ. | 2015-06-17T13:03:48.45 | 10.0 | negative | automatic | P | 25 | 79.8047 | 2.12991 | 0.142813 | |
| MN.VSL.BHZ. | 2015-06-17T13:03:47.38 | 10.0 | positive | automatic | PcP | 20 | 78.8842 | 6.13911 | 0.165815 | |
| MN.IDI.BHZ. | 2015-06-17T13:03:46.11 | 10.0 | positive | automatic | P | 33 | 80.8019 | -5.59338 | 0.163687 | |
| IU.PAB.BHZ.00 | 2015-06-17T13:03:31.17 | 10.0 | positive | automatic | P | 10 | 76.0457 | 5.71804 | 0.191085 | |
| PM.ROSA.BHZ. | 2015-06-17T13:03:28.98 | 10.0 | negative | automatic | P | 351 | 75.1431 | -4.75015 | 0 | |
| GE.MTE.BHZ. | 2015-06-17T13:03:27.35 | 10.0 | negative | automatic | P | 7 | 76.5104 | -0.722251 | 0.175615 | |
| CU.BCIP.BHZ.00 | 2015-06-17T13:03:23.53 | 10.0 | negative | automatic | PcP | 294 | 74.4026 | -6.97275 | 0 | |
| PM.PESTR.BHZ. | 2015-06-17T13:03:19.25 | 10.0 | negative | automatic | P | 7 | 74.9868 | -0.0363935 | 0.192768 | |
| G.ATD.BHZ.00 | 2015-06-17T13:03:19.45 | 10.0 | negative | automatic | PcP | 62 | 73.2742 | -6.31 | 0 | |
| WM.CART.BHZ. | 2015-06-17T13:03:18.57 | 10.0 | negative | automatic | P | 13 | 74.6597 | 1.2355 | 0.208511 | |
| GT.VNDA.BHZ.00 | 2015-06-17T13:02:23.53 | 10.0 | positive | automatic | P | 180 | 66.8206 | -6.08162 | 0.291791 | |
| IU.SBA.BHZ.00 | 2015-06-17T13:02:20.00 | 10.0 | negative | automatic | P | 181 | 66.4737 | -6.375 | 0.312799 | |
| GE.SBV.BHZ. | 2015-06-17T13:02:13.50 | 10.0 | positive | automatic | sP | 88 | 63.2521 | 7.11903 | 0.168999 | |
| II.ABPO.BHZ.00 | 2015-06-17T13:01:38.92 | 10.0 | positive | automatic | P | 91 | 58.1063 | 7.37881 | 0.0372416 | |
| GE.VOI.BHZ. | 2015-06-17T13:01:25.50 | 10.0 | positive | automatic | sP | 94 | 56.1809 | 7.67453 | 0.456957 | |
| II.MBAR.BHZ.00 | 2015-06-17T13:01:16.12 | 10.0 | negative | automatic | P | 62 | 56.1950 | -1.87594 | 0.456746 | |
| AU.MAW.BHZ. | 2015-06-17T13:00:52.44 | 10.0 | negative | automatic | P | 152 | 53.4627 | -5.52052 | 0.166121 | |
| II.SACV.BHZ.00 | 2015-06-17T13:00:46.67 | 10.0 | positive | automatic | P | 351 | 51.0522 | 6.56903 | 0.536586 | |
| IU.LCO.BHZ.00 | 2015-06-17T12:59:59.72 | 10.0 | negative | automatic | sP | 262 | 45.5919 | 1.44775 | 0.587407 | |
| GT.PLCA.BHZ.00 | 2015-06-17T12:59:31.73 | 10.0 | negative | automatic | sP | 246 | 42.0082 | 2.49214 | 0.709069 | |
| IU.PMSA.BHZ.00 | 2015-06-17T12:59:17.37 | 10.0 | positive | automatic | sP | 209 | 40.3868 | 1.64787 | 0 | |
| GE.SNAA.BHZ. | 2015-06-17T12:58:42.81 | 10.0 | negative | automatic | P | 173 | 36.7263 | -2.28165 | 0.79288 | |
| GT.BOSA.BHZ.00 | 2015-06-17T12:58:33.05 | 10.0 | negative | automatic | P | 91 | 35.8895 | -4.96563 | 0.838644 | |
| IU.RCBR.BHZ.00 | 2015-06-17T12:58:30.97 | 10.0 | positive | automatic | P | 325 | 34.6865 | 3.46357 | 0.731375 | |
| IU.TSUM.BHZ.00 | 2015-06-17T12:58:21.42 | 10.0 | positive | automatic | P | 71 | 34.2879 | -2.77776 | 0.84147 | |
| II.SUR.BHZ.00 | 2015-06-17T12:58:02.47 | 10.0 | positive | automatic | sP | 95 | 31.0246 | 6.75343 | 0.868368 | |
| II.ASCN.BHZ.00 | 2015-06-17T12:57:33.67 | 10.0 | positive | automatic | sP | 5 | 27.7998 | 6.83896 | 0.13289 | |
| II.SHEL.BHZ.00 | 2015-06-17T12:56:24.47 | 10.0 | negative | automatic | P | 29 | 21.9634 | -7.03477 | 0.952381 |
TDMT - Time Domain Moment Tensor
Not available TDMT solution for this seismic event.
Fault Plane solutions in the area
Not available maps for this sismic event.