Portage Lake, located in Alaska's Portage Valley about 55 miles south of Anchorage, offers a challenging paddling experience to Portage Glacier. The 3-mile one-way trip starts from the Portage Lake Overlook put-in, accessed via a short trail from the parking lot. Only non-motorized boats are allowed on this glacial lake.

Paddlers should be aware of significant hazards. The lake is notorious for sudden, strong winds that can create treacherous waves, especially in the afternoon. The water is extremely cold year-round, making hypothermia a serious risk. For safety, it's crucial to hug the coastline and start paddling before 10 AM to avoid afternoon winds.

The route to Portage Glacier follows the lake's north shore, passing numerous waterfalls and sheer mountain faces. Icebergs are common, offering stunning views but requiring caution due to potential rollovers. At the glacier, paddlers can witness calving events and potentially beach their kayaks for a short hike.

Wildlife sightings may include bald eagles, moose, and black bears along the shoreline. The Begich, Boggs Visitor Center near the lake provides exhibits on the glacier's history and retreat over the past century.

Camping is possible on the beach below Portage Pass or to the left of the glacier, though bear awareness is essential. A nearby waterfall offers an additional hiking opportunity for campers.

The paddling experience is best suited for intermediate paddlers due to the cold water and potential for challenging conditions. Proper equipment, including life jackets and potentially dry suits, is crucial. Navigation tools and offline maps are recommended for safety.