Williams Lake Fish Stocking
Spokane County, Washington · 1996–2026 on record
According to Washington fish & wildlife agency, Williams Lake was last stocked May 18, 2026 with Cutthroat Trout. Williams Lake has 235 stocking records on file, spanning 1996–2026, with about 3,290,335 fish stocked over that period.
When Williams Lake is stocked
Williams Lake is typically stocked in spring, most often in May — 75 stocking events in that peak month.
Angler's Field Guide
Fishing Tips & Stocking Guide for Williams Lake
Practical advice on fish behavior, recommended tackle, and state regulations for anglers fishing in Spokane County, Washington.
Post-Plant Behavior & Timing
Hatchery-raised fish are conditioned to pelleted feed and open raceways. Following a release into Williams Lake, they typically congregate in schools near public access points, boat ramps, or inlets for the first 24 to 48 hours while adjusting to natural water conditions.
Since Williams Lake was last stocked May 18, 2026, anglers visiting within 1 to 2 weeks of a reported event generally experience the highest activity before fish disperse into deeper cover.
State Regulations & Licensing
- •Fishing License: A valid Washington freshwater fishing license is required for anglers age 16 and older.Purchase Washington license online →
- •Official Rules & Limits: Bag limits, bait restrictions, and seasonal boundaries are set by Washington fish & wildlife agency.Official Washington regulations guidebook →
- •Ethical Conservation: Use barbless hooks and keep fish submerged in water during unhooking.Trout Thermal Advisory: When water temperatures rise above 68°F (20°C), released trout face severe mortality from thermal exhaustion. Target warmwater species or fish early in the morning when lakes and streams warm up.
Recommended Tackle & Presentations
Techniques tailored to the species stocked in Williams Lake:
Stocked Trout Tactics
Use light 4–6 lb monofilament or fluorocarbon line. Float scented dough bait (PowerBait) 12–18" off bottom using a sliding slip-sinker rig with a size 14–16 treble hook. For active casting, throw 1/16 to 1/8 oz inline spinners (Panther Martin, Rooster Tail) or small spoons (Kastmaster) along drop-offs.
Cutthroat Trout Profile Tips
Known for being relatively easy to catch on dry flies, making it a favorite of western fly anglers; many subspecies are managed under catch-and-release rules to protect native populations.
Rainbow Trout Profile Tips
The most commonly targeted stocked trout in the country, taken on bait, spinners, and flies alike; a common first fish for new anglers.
Recommended Tackle for Williams Lake
Field-tested tackle and presentations matched to the species stocked here.
Berkley PowerBait Floating Trout Dough
Hatchery-raised trout are conditioned to pelleted scents; scented dough floated 12–18 inches off bottom consistently triggers strikes.
Panther Martin Classic Teardrop Inline Spinner
The heavy convex blade spins instantly upon retrieval, sending vibration through the water that triggers aggressive reaction bites along drop-offs.
Sliding Sinker & Treble Hook Rigging Kit
Sliding egg sinkers allow cautious trout to run with bait without feeling line drag, while size 14–16 treble hooks keep dough bait securely pinned.
As an Amazon Associate, StockedWaters earns from qualifying purchases at no additional cost to you. Recommendations are chosen for hatchery-conditioned fish behavior and ethical rigging. We may receive a referral commission if you buy through these links. Read our editorial policy & standards.
Nearby stocked waters
Other stocked waters near Williams Lake, freshest activity first.
Chapman Lake
6 miSpokane County · 2 species · 52 records
Last stocked May 2026
Long Lake
9 miSpokane County · 2 species · 83 records
Last stocked May 2026
Amber Lake
2 miSpokane County · 2 species · 54 records
Last stocked May 2026
Badger Lake
3 miSpokane County · 3 species · 157 records
Last stocked May 2026
Rock Lake
10 miWhitman County · 3 species · 433 records
Last stocked May 2026
Clear Lake
6 miSpokane County · 4 species · 466 records
Last stocked May 2026
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Source |
|---|---|---|---|
| May 18, 2026 | Cutthroat Trout | 15,004 | Washington fish & wildlife agency |
| May 11, 2026 | Rainbow Trout | 22,035 | Washington fish & wildlife agency |
| May 7, 2026 | Rainbow Trout | 37,595 | Washington fish & wildlife agency |
| March 13, 2026 | Rainbow Trout | 1,500 | Washington fish & wildlife agency |
| March 9, 2026 | Rainbow Trout | 235 | Washington fish & wildlife agency |
| March 9, 2026 | Rainbow Trout | 225 | Washington fish & wildlife agency |
| June 12, 2025 | Rainbow Trout | 25,770 | Washington fish & wildlife agency |
| June 4, 2025 | Cutthroat Trout | 5,655 | Washington fish & wildlife agency |
Show 42 more stocking records →
| Date | Species | Number | Source |
|---|---|---|---|
| June 4, 2025 | Cutthroat Trout | 9,360 | Washington fish & wildlife agency |
| May 22, 2025 | Tiger Trout | 4,000 | Washington fish & wildlife agency |
| March 6, 2025 | Rainbow Trout | 400 | Washington fish & wildlife agency |
| March 6, 2025 | Rainbow Trout | 1,305 | Washington fish & wildlife agency |
| March 6, 2025 | Rainbow Trout | 195 | Washington fish & wildlife agency |
| May 20, 2024 | Rainbow Trout | 30,000 | Washington fish & wildlife agency |
| May 16, 2024 | Cutthroat Trout | 11,400 | Washington fish & wildlife agency |
| May 16, 2024 | Cutthroat Trout | 3,616 | Washington fish & wildlife agency |
| April 16, 2024 | Rainbow Trout | 1,485 | Washington fish & wildlife agency |
| March 14, 2024 | Rainbow Trout | 450 | Washington fish & wildlife agency |
| March 11, 2024 | Rainbow Trout | 1,500 | Washington fish & wildlife agency |
| June 20, 2023 | Rainbow Trout | 500 | Washington fish & wildlife agency |
| June 12, 2023 | Rainbow Trout | 20,820 | Washington fish & wildlife agency |
| June 12, 2023 | Tiger Trout | 5,050 | Washington fish & wildlife agency |
| June 12, 2023 | Rainbow Trout | 9,215 | Washington fish & wildlife agency |
| May 19, 2023 | Cutthroat Trout | 15,000 | Washington fish & wildlife agency |
| March 29, 2023 | Rainbow Trout | 500 | Washington fish & wildlife agency |
| March 20, 2023 | Rainbow Trout | 10,701 | Washington fish & wildlife agency |
| March 14, 2023 | Rainbow Trout | 1,774 | Washington fish & wildlife agency |
| March 14, 2023 | Rainbow Trout | 6,226 | Washington fish & wildlife agency |
| May 18, 2022 | Rainbow Trout | 1,914 | Washington fish & wildlife agency |
| April 11, 2022 | Cutthroat Trout | 507 | Washington fish & wildlife agency |
| March 25, 2022 | Rainbow Trout | 300 | Washington fish & wildlife agency |
| March 17, 2022 | Rainbow Trout | 624 | Washington fish & wildlife agency |
| March 17, 2022 | Rainbow Trout | 3,396 | Washington fish & wildlife agency |
| April 14, 2021 | Rainbow Trout | 3,763 | Washington fish & wildlife agency |
| March 22, 2021 | Rainbow Trout | 3,780 | Washington fish & wildlife agency |
| March 22, 2021 | Rainbow Trout | 1,220 | Washington fish & wildlife agency |
| March 10, 2021 | Rainbow Trout | 500 | Washington fish & wildlife agency |
| October 7, 2020 | Tiger Trout | 7,012 | Washington fish & wildlife agency |
| June 16, 2020 | Rainbow Trout | 90,038 | Washington fish & wildlife agency |
| June 4, 2020 | Cutthroat Trout | 16,400 | Washington fish & wildlife agency |
| April 15, 2020 | Cutthroat Trout | 1,000 | Washington fish & wildlife agency |
| March 17, 2020 | Rainbow Trout | 4,267 | Washington fish & wildlife agency |
| March 17, 2020 | Rainbow Trout | 735 | Washington fish & wildlife agency |
| March 16, 2020 | Rainbow Trout | 735 | Washington fish & wildlife agency |
| March 12, 2020 | Rainbow Trout | 400 | Washington fish & wildlife agency |
| October 9, 2019 | Tiger Trout | 5,444 | Washington fish & wildlife agency |
| June 24, 2019 | Rainbow Trout | 12,089 | Washington fish & wildlife agency |
| May 31, 2019 | Cutthroat Trout | 9,479 | Washington fish & wildlife agency |
| May 31, 2019 | Cutthroat Trout | 10,537 | Washington fish & wildlife agency |
| May 30, 2019 | Rainbow Trout | 45,279 | Washington fish & wildlife agency |
The reporting agency did not include fish sizes for this water.
Showing 50 of 235 stocking records.
Frequently asked
When was Williams Lake last stocked?
According to Washington fish & wildlife agency, Williams Lake was last stocked May 18, 2026 with Cutthroat Trout.
What fish species are stocked in Williams Lake?
Williams Lake is stocked with Cutthroat Trout, Rainbow Trout, and Tiger Trout.
What time of year is Williams Lake stocked?
Williams Lake is typically stocked in spring, most often in May.
How often is Williams Lake stocked?
Williams Lake has been stocked about 8 times a year — 235 recorded stockings between 1996 and 2026.
How many fish have been stocked in Williams Lake?
About 3,290,335 fish have been stocked in Williams Lake across 235 recorded events since 1996, per Washington fish & wildlife agency.
Do you need a fishing license to fish Williams Lake?
Yes, all anglers age 16 and older generally need a valid Washington freshwater fishing license. Always review current regulations from Washington fish & wildlife agency for site-specific rules, bag limits, or stamps.
How do you catch stocked trout in Williams Lake?
Freshly stocked trout in Williams Lake typically respond well to floating dough bait (such as PowerBait) floated 12–18 inches off bottom on light 4–6 lb leader, live nightcrawlers under a bobber, and small inline spinners or spoons retrieved along shorelines and drop-offs.