Whatcom County · reservoir · 790 acres
Diablo Lake
Diablo Lake is a reservoir in Whatcom County, Washington, stocked with Bull Trout and Rainbow Trout. FishableWaters aggregates every stocking record for this water from Washington's fish & wildlife agency; the latest schedule and today's bite windows are above.
Best days this week
Days near a new or full moon tend to fish best.
Today's bite windows
Conditions, next 3 days
Today
Clear
80°
56°
12 mph
0%
Fri
Clear
87°
61°
12 mph
2%
Sat
Rain
70°
52°
14 mph
90%
↗ pressure risingPost-front rising pressure can slow things down for a day.
Stocking ledger
No published stocking records yet. This water stays in our books — the ledger begins the hour its state agency publishes a record.
Angler reports
What's biting
No reports yet — be the first
Best bite times
No reports yet
Field notes
No notes yet
All Washington waters with bull trout → · All Washington waters with rainbow trout →
Nearby waters
- Thunder Lake1.2 mi
- Pyramid Lake1.3 mi
- Colonial Creek1.6 mi
- Stetattle Creek1.5 mi
- Jeanita Lake2.5 mi
- Horsetail Creek2.1 mi
- Sourdough Lake3.2 mi
- Thunder Creek3.0 mi
Seasons, limits, and rules are the state's call — check the official WA regulations and buy your license before you go. We link the source; we never restate the rules.
Diablo Lake fishing — FAQ
What fish are stocked in Diablo Lake?+
Diablo Lake is stocked with Bull Trout and Rainbow Trout in Whatcom County, Washington. The full stocking ledger is on this page.
Do I need a license to fish Diablo Lake?+
Yes — Washington requires a fishing license. Buy one from the state and check current seasons and limits before you go; both are linked on this page.
Where is Diablo Lake?+
Diablo Lake is a reservoir in Whatcom County, Washington. Driving directions and an interactive topo map are on this page.