Across the Lake Swim Kalamalka Lake

Coldstream, British Columbia. Kal Beach. Kalamalka Lake — one of National Geographic's most beautiful lakes in the world. The Across the Lake Swim returns on Saturday, August 15, 2026, starting at 8:00 AM PDT. Choose 1.5 km, 4.5 km, or 10 km. Swim through striking blue‑green waters with views of the Okanagan Valley, the Monashee Mountains, and the famed "Kal Lake" color that shifts from emerald to turquoise in the summer heat. All fees and taxes included at checkout.

Location — Kalamalka Lake, Kal Beach, Coldstream, BC:

• Kalamalka Lake is located in the Okanagan Valley, between Vernon and Coldstream, about 5 hours northeast of Vancouver
• Kal Beach (Kalamalka Beach) is a popular sandy beach on the west shore of the lake, with parking, change rooms, and a grassy park area
• The lake is famous for its unique blue‑green color — caused by light scattering off calcium carbonate particles (marl) in the water. The color shifts from emerald to turquoise in the summer heat
• National Geographic has named Kalamalka Lake one of the most beautiful lakes in the world
• The swim course traverses the lake from Kal Beach to the opposite shore (likely Cosen's Bay or Kekuli Bay Provincial Park)
• Water temperature in August: typically 20‑24°C (68‑75°F) — warm for open water swimming, wetsuit optional

Course Details:

• 10 km: full lake crossing — from Kal Beach to the east shore and back? or point‑to‑point? Not specified — check event website
• 4.5 km: shorter loop or partial crossing
• 1.5 km: short out‑and‑back or point‑to‑point for beginners
• Well‑supported with kayaks, paddleboards, and safety boats along the course
• Aid stations? Not applicable — open water swimming. Hydration before and after only.

What's Included:

• Chip timing (timing chip on ankle or wrist — check event website)
• Finisher medal
• Event swim cap (silicone — provided on race day)
• Aid boats/kayaks with water and emergency supplies
• Medical support on site (paramedics, rescue boats)
• Post‑race food and refreshments (likely fruit, snacks, water)
• Changing rooms and portable toilets at Kal Beach
• Bag drop at start/finish area
• Age group awards (top 3 per category, 5‑year or 10‑year brackets)
• Overall awards (top 3 male and female per distance)

Lake Club Membership — Save Money and Get Perks:

• $60 swim credit
• 15% off additional registrations
• Skip the package pickup line (express bib pickup)
• No charge transfers (free distance changes or name transfers)
• Learn more on event website

Logistics — 10 km Swim Limited to 5 Spots:

• 10 km distance has only 5 spots remaining as of this posting — register immediately if interested
• Registration includes all fees and taxes — no surprises at checkout
• Parking at Kal Beach (arrive early — limited spaces)
• Public transport: not practical — drive or carpool
• Bib pickup: race morning at Kal Beach (check event website for exact times)
• No refunds? Check with race director Peter Rudd (1‑866‑429‑ATLS)
• No dogs allowed on the beach during the event
• Wetsuit legal? Typically yes for Canadian open water swims — check race rules (wetsuit may be required if water temperature is below certain threshold)

What to Bring:

• Swimsuit or wetsuit
• Goggles (mirrored or tinted for bright sun)
• Swim cap (provided — must wear official event cap)
• Flip‑flops or sandals (for walking to the start)
• Towel and change of clothes
• Sunscreen, hat, sunglasses
• Water bottle and snacks for after the swim
• Cash or card for parking (if not included) and post‑race food

Nearby Attractions (post‑swim — make a weekend of it):

• Kalamalka Lake Provincial Park — hiking trails, picnic areas, and viewpoints
• Coldstream Creek — walking paths, fishing, and birdwatching
• Vernon (5 minutes north) — downtown shops, restaurants, and the Okanagan Science Centre
• Predator Ridge Golf Resort — two championship golf courses
• Davison Orchards — farm market, bakery, corn maze, and petting zoo
• Okanagan Valley — wineries, orchards, and farm stands (peak fruit season in August)

Why Swim Across Kalamalka Lake:

• One of the most beautiful lakes in the world — National Geographic certified
• Unique blue‑green water that changes color with the season
• Challenging distances from 1.5 km to 10 km — something for everyone
• Well‑supported and safe open water swim
• August in the Okanagan — hot, sunny, and perfect for swimming

Contact: Peter Rudd — phone 1‑866‑429‑ATLS, website available.