OmniathlonOWS
Lake Superior — United States

Raspberry Island Lighthouse - Sand Island Lighthouse

10.7 km
Distance
Raspberry Island Lighthouse ↔ Sand Island Lighthouse
Sentinel-2 cloudless 2016 · Copernicus Sentinel data

Timeline

Computed from the recorded crossings: the first, the first by sex, the first from each country and every record broken.

  1. Aug 27, 2026
    First crossingKaren Zemlin3:01:08
  2. Aug 27, 2026
    First womanKaren Zemlin3:01:08
  3. Aug 27, 2026
    First from countryKaren Zemlin🇺🇸 United States3:01:08
  4. Aug 27, 2026
    RecordKaren ZemlinWetsuit and other assisted swimwear · Solo · 3:01:08

Distance is the shortest straight line between the start and finish coastal stretches, not the GPS track length: currents cause swimmers to cover much more distance.