Canada Fly Guide
Rivers & Lakes · Stillwater

Cahill Lake

A stillwater in the Slocan River watershed, Expansion of Beatrice Creek just NW of Slocan, ~72.9 ha surface area, holding Kokanee and Rainbow Trout.
Updated July 31, 2026

Wildfire & Access

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Cahill Lake is a stillwater in the Slocan River watershed, Expansion of Beatrice Creek just NW of Slocan. ~72.9 ha surface area.

The water

Cahill Lake lies Expansion of Beatrice Creek just NW of Slocan; in the Slocan River watershed. It covers ~72.9 ha surface area.

The fishing

Cahill Lake fishes on classic stillwater lines: chironomids over the shoals, leech and attractor retrieves along the drop-offs, and depth or troll work to the shoal-and-drop-off structure. Match the season and confirm against a local report.

waves
Stillwater
Slocan River watershed
straighten
72.9 ha
surface area
set_meal
Kokanee and Rainbow Trout
recorded

Conditions

  • Water-health signal: average (health index 15), 2 species over 20 observations.

Access & the rules

Confirm the launch, parking and any motor/float or seasonal restrictions for Cahill Lake locally before you commit a day; the map shows where the lake sits in its drainage.

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Before you fish

Confirm the current BC freshwater fishing regulations (Region 4 – Kootenay) before you go. Official synopsis: gov.bc.ca fishing regulations.