Lost Lake is a stillwater in the Lower Arrow Lake watershed, NE. of Barrett Lake. ~7.7 ha surface area.
No live gauge
No gauge readings are available for this water.
Season
Driving directions
Region 4 Regulations — guide reviewed 2026-07-31
Confirm the current BC freshwater fishing regulations (Region 4, Kootenay), including any bait, motor or ice-fishing limits for this lake, before you fish.
The water
Lost Lake lies NE. of Barrett Lake; in the Lower Arrow Lake watershed. It covers ~7.7 ha surface area.
The fishing
Lost 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.
Conditions
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Water-health signal: unknown (health index 8), 1 species over 2 observations.
Access & the rules
Confirm the launch, parking and any motor/float or seasonal restrictions for Lost Lake locally before you commit a day; the map shows where the lake sits in its drainage.
Before you fish
Confirm the current BC freshwater fishing regulations (Region 4 – Kootenay) before you go. Official synopsis: gov.bc.ca fishing regulations.