Sproat Lake stretches nearly 10 kilometers through the hills west of Port Alberni, and on a clear July afternoon the water turns a deep glacial green that’s warm enough for an all-day swim. This isn’t a lake you drive past on your way somewhere else — it’s a destination with its own rhythm, built around boating, fishing, and long stretches of shoreline that still feel undeveloped. Here are seven things worth building a trip around.

Paddle Out to the Petroglyphs

On the lake’s southeastern shore, accessible by water or a short trail from Sproat Lake Provincial Park, a set of First Nations petroglyphs is carved directly into the rock face at the waterline. The images, believed to represent sea wolves, are thought to be hundreds of years old and remain partially submerged depending on water levels. Kayaking there takes under 30 minutes from most launch points, and it’s one of the few spots on the lake where the history of the area is literally visible rather than explained on a plaque.

Watch for the Water Bomber Base

Sproat Lake has a long association with aerial firefighting, and the shoreline near the former Martin Mars base still draws visitors curious about the giant water bombers once stationed there. While the Mars planes themselves have been retired from active service, smaller water bombers and float planes still use the lake during fire season, skimming the surface to refill their tanks. Timing a visit during a dry summer stretch often means catching one of these low, loud passes firsthand.

Spend a Day at Sproat Lake Provincial Park

The provincial park on the lake’s south side is the easiest entry point for anyone without their own boat. It has a sandy beach, a boat launch, picnic shelters, and a campground with over 60 vehicle-accessible sites, many of them within walking distance of the water. The swimming area is shallow enough for young kids but drops off quickly for anyone who wants to swim out further, and the grassy areas stay busy with volleyball games and picnics through August.

Fish for Trout and Chinook

Sproat Lake holds a solid population of cutthroat trout, along with rainbow trout and seasonal runs of chinook salmon that move through on their way to spawning grounds. Local anglers tend to fish early morning or late evening, trolling near the drop-offs on the lake’s eastern end. A freshwater fishing license is required, and checking current regulations before heading out is worth the five minutes it takes, since chinook retention rules shift from year to year.

Rent a Boat and Explore the Full Lake

Sproat Lake is long enough that a single afternoon on the water barely covers half of it. Several marinas and outfitters near the park rent pontoon boats, fishing boats, and jet skis by the hour or the day, which makes it possible to explore narrow inlets and quiet coves that aren’t visible from the main beach. The lake’s western arm, closer to Taylor Arm Provincial Park, tends to be calmer and less trafficked than the eastern section near the main boat launches.

Stay the Weekend in a Lakefront Property

Because much of Sproat Lake’s shoreline is privately held, a good number of waterfront homes operate as short-term stays, and booking one of the Sproat Lake vacation rentals gives direct water access without the need to haul gear to a public launch every morning. Many of these properties come with private docks, kayaks, or small boats included, which matters on a lake this size where getting out on the water is half the appeal. Staying lakefront also means catching sunrise over the water before the day boaters arrive.

Hike the Taylor Arm Trails

On the lake’s north side, Taylor Arm Provincial Park offers a quieter alternative to the main park, with forested trails that wind through old-growth Douglas fir and cedar. The hiking here isn’t technical — most trails are under 5 kilometers — but the payoff is shaded, cool walking on a hot day and lake views from a few clearings along the route. It’s a good counterbalance to a weekend spent mostly on the water, and the campground there sees far fewer visitors than the one at Sproat Lake Provincial Park proper.

Sproat Lake rewards visitors who treat it as a multi-day destination rather than a quick stop. The petroglyphs, the fishing, the boat rentals, and the quieter trails on Taylor Arm all work better with time to spread them across a weekend instead of cramming them into a single afternoon. Pack for both water and trail, book accommodations early for July and August, and leave room in the schedule for doing nothing more than floating in the middle of the lake for an hour.