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Lewiston Lake - Lewiston, CA

Spot Information

Fish Species: Rainbow Trout
Lewiston Lake is a pristine coldwater reservoir located in Trinity County, renowned for its exceptional trout fishing and year-round accessibility. Fed by the Trinity River and regulated by Trinity Dam, the lake maintains cold, clear water that supports healthy populations of rainbow and brown trout.

Anglers enjoy consistent action on fish ranging from 14–20 inches, with larger specimens present. Fly fishing is highly effective, particularly with dry flies and nymphs during seasonal insect hatches. Spin anglers also succeed with small lures and bait. The lake’s upper section mimics riverine flow, while the lower half fishes more like a stillwater reservoir.

Lewiston is a no-wake zone, making it ideal for kayaks, float tubes, and small boats. Public access is available via Pine Cove Marina and multiple shoreline pullouts. Campgrounds, hiking trails, and clean facilities enhance the angling experience.

Spring and fall are prime times, though stable cold temperatures make trout fishing viable year-round. The lake is regularly stocked and carefully managed by the California Department of Fish and Wildlife.

With its tranquil setting, diverse fishing methods, and trophy-sized trout, Lewiston Lake ranks as one of Northern California’s finest year-round trout fisheries.



Latest Photos

3 lbs. 8 oz.
5-20-2026
5 lbs. 8 oz.
Don
9-13-2025
7-9-2025
3 lbs.
6-22-2025

Lewiston Lake Whoppers

Species Weight Date Report
Rainbow Trout 5 lbs. 8 oz. 9-13-2025 View Report
Rainbow Trout 5 lbs. 9-10-2023 View Report
Rainbow Trout 4 lbs. 9-29-2024 View Report
Rainbow Trout 3 lbs. 8 oz. 5-20-2026 View Report
Rainbow Trout 3 lbs. 6-22-2025 View Report
Rainbow Trout 1 lbs. 15 oz. 6-08-2025 View Report

Latest Fish Plants

Plant DateSpeciesSource# of Fish
3-09-2026Rainbow TroutCDW 
9-15-2025Rainbow TroutCDFW 
8-11-2025Rainbow TroutCDFW 
10-13-2024Rainbow TroutCDFW 
4-08-2024Rainbow TroutCDFW 


Latest Fish Reports

Date Report Author
6-2-2026 Worth checking out!
Fishing conditions:  Good Report: The lake is a sleeper and definitely... more »
The Fly Shop
5-20-2026 Nice chunky 3.5 pounder
Nice chunky 3.5# today. They are out there. All... more »
Pine Cove Marina Staff
5-14-2026 The lake is a sleeper and definitely worth checking out now
Fishing conditions:  Good Report: The lake is a sleeper and... more »
The Fly Shop
5-5-2026 The lake is a sleeper and definitely worth checking out now
Fishing conditions:  Good Report: The lake is a sleeper and... more »
The Fly Shop
4-21-2026 The lake fished great this past week
Fishing conditions:  Good Report: The lake fished great this past... more »
The Fly Shop

Detailed Map

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