Billy Clapp Lake Fish Stocking
Grant County, Washington · 1995–2026 on record
According to Washington fish & wildlife agency, Billy Clapp Lake was last stocked June 18, 2026 with Kokanee. Billy Clapp Lake has 127 stocking records on file, spanning 1995–2026, with about 4,535,626 fish stocked over that period.
When Billy Clapp Lake is stocked
Billy Clapp Lake is typically stocked year-round, most often in October — 33 stocking events in that peak month.
By species
Angler's Field Guide
Fishing Tips & Stocking Guide for Billy Clapp Lake
Practical advice on fish behavior, recommended tackle, and state regulations for anglers fishing in Grant County, Washington.
Post-Plant Behavior & Timing
Hatchery-raised fish are conditioned to pelleted feed and open raceways. Following a release into Billy Clapp 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 Billy Clapp Lake was last stocked June 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 Billy Clapp 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.
Bass & Panfish Approach
Target visible structure such as docks, weed lines, and fallen trees. Small 1/32 to 1/16 oz jig heads with soft plastic grubs or live worms under a float work well for crappie and bluegill; soft plastic worms or spinnerbaits work well for bass.
Kokanee & Salmon Tactics
Troll small dodgers followed by micro-hoochies or wedding ring spinners tipped with shoepeg corn. Use downriggers or lead-core line to reach cooler thermocline depths (typically 20–50 ft in summer).
Kokanee Profile Tips
Usually caught by trolling small lures or bait behind flashers at depth; a major fall spectacle when spawning runs turn red in tributary streams.
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 Billy Clapp 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.
Gary Yamamoto 5-inch Custom Senko Stickbaits
The heavy salt-impregnated plastic produces a unique horizontal shimmy on the fall around weed beds, docks, and submerged timber.
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 Billy Clapp Lake, freshest activity first.
Moses Lake
22 miGrant County · 7 species · 132 records
Last stocked June 2026
Jameson Lake
24 miDouglas County · 1 species · 153 records
Last stocked June 2026
Deep Lake
10 miGrant County · 2 species · 65 records
Last stocked May 2026
Blue Lake
12 miGrant County · 4 species · 186 records
Last stocked May 2026
Park Lake
12 miGrant County · 4 species · 154 records
Last stocked May 2026
Dry Falls Lake
12 miGrant County · 3 species · 80 records
Last stocked May 2026
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Source |
|---|---|---|---|
| June 18, 2026 | Kokanee | 54,710 | Washington fish & wildlife agency |
| May 13, 2026 | Kokanee | 51,000 | Washington fish & wildlife agency |
| April 21, 2026 | Rainbow Trout | 74,362 | Washington fish & wildlife agency |
| April 16, 2025 | Rainbow Trout | 10,000 | Washington fish & wildlife agency |
| April 16, 2025 | Rainbow Trout | 71,083 | Washington fish & wildlife agency |
| October 15, 2024 | Kokanee | 10,000 | Washington fish & wildlife agency |
| May 16, 2024 | Rainbow Trout | 89,457 | Washington fish & wildlife agency |
| June 21, 2023 | Kokanee | 93,555 | Washington fish & wildlife agency |
Show 42 more stocking records →
| Date | Species | Number | Source |
|---|---|---|---|
| May 1, 2023 | Rainbow Trout | 28,400 | Washington fish & wildlife agency |
| October 11, 2022 | Rainbow Trout | 6,451 | Washington fish & wildlife agency |
| October 6, 2022 | Rainbow Trout | 37,075 | Washington fish & wildlife agency |
| June 16, 2022 | Kokanee | 177,285 | Washington fish & wildlife agency |
| March 28, 2022 | Rainbow Trout | 28,400 | Washington fish & wildlife agency |
| October 5, 2021 | Rainbow Trout | 36,956 | Washington fish & wildlife agency |
| October 1, 2021 | Rainbow Trout | 4,202 | Washington fish & wildlife agency |
| June 15, 2021 | Kokanee | 210,000 | Washington fish & wildlife agency |
| April 13, 2021 | Rainbow Trout | 28,400 | Washington fish & wildlife agency |
| October 21, 2020 | Rainbow Trout | 36,958 | Washington fish & wildlife agency |
| October 16, 2020 | Rainbow Trout | 3,530 | Washington fish & wildlife agency |
| July 30, 2020 | Rainbow Trout | 4,613 | Washington fish & wildlife agency |
| June 16, 2020 | Kokanee | 43,930 | Washington fish & wildlife agency |
| June 4, 2020 | Kokanee | 95,629 | Washington fish & wildlife agency |
| March 18, 2020 | Rainbow Trout | 28,400 | Washington fish & wildlife agency |
| October 14, 2019 | Rainbow Trout | 36,958 | Washington fish & wildlife agency |
| October 9, 2019 | Rainbow Trout | 3,612 | Washington fish & wildlife agency |
| June 10, 2019 | Kokanee | 85,125 | Washington fish & wildlife agency |
| May 14, 2019 | Kokanee | 35,809 | Washington fish & wildlife agency |
| April 24, 2019 | Rainbow Trout | 32,460 | Washington fish & wildlife agency |
| October 19, 2018 | Rainbow Trout | 36,960 | Washington fish & wildlife agency |
| June 18, 2018 | Kokanee | 79,700 | Washington fish & wildlife agency |
| May 1, 2018 | Rainbow Trout | 28,410 | Washington fish & wildlife agency |
| April 5, 2018 | Kokanee | 236,039 | Washington fish & wildlife agency |
| October 11, 2017 | Rainbow Trout | 37,123 | Washington fish & wildlife agency |
| June 28, 2017 | Kokanee | 27,000 | Washington fish & wildlife agency |
| October 12, 2016 | Rainbow Trout | 37,036 | Washington fish & wildlife agency |
| June 10, 2016 | Kokanee | 30,400 | Washington fish & wildlife agency |
| October 20, 2015 | Rainbow Trout | 37,030 | Washington fish & wildlife agency |
| June 11, 2015 | Kokanee | 100,100 | Washington fish & wildlife agency |
| October 6, 2014 | Rainbow Trout | 33,572 | Washington fish & wildlife agency |
| October 7, 2013 | Rainbow Trout | 39,604 | Washington fish & wildlife agency |
| July 30, 2013 | Rainbow Trout | 28,261 | Washington fish & wildlife agency |
| October 16, 2012 | Rainbow Trout | 26,915 | Washington fish & wildlife agency |
| August 1, 2012 | Rainbow Trout | 35,523 | Washington fish & wildlife agency |
| October 19, 2011 | Rainbow Trout | 9,000 | Washington fish & wildlife agency |
| October 19, 2011 | Rainbow Trout | 22,894 | Washington fish & wildlife agency |
| November 1, 2010 | Rainbow Trout | 21,722 | Washington fish & wildlife agency |
| June 23, 2010 | Rainbow Trout | 13,858 | Washington fish & wildlife agency |
| June 22, 2010 | Rainbow Trout | 89,250 | Washington fish & wildlife agency |
| November 13, 2009 | Rainbow Trout | 1,210 | Washington fish & wildlife agency |
| November 13, 2009 | Rainbow Trout | 10,580 | Washington fish & wildlife agency |
The reporting agency did not include fish sizes for this water.
Showing 50 of 127 stocking records.
Frequently asked
When was Billy Clapp Lake last stocked?
According to Washington fish & wildlife agency, Billy Clapp Lake was last stocked June 18, 2026 with Kokanee.
What fish species are stocked in Billy Clapp Lake?
Billy Clapp Lake is stocked with Kokanee, Rainbow Trout, Chinook Salmon, and Walleye.
What time of year is Billy Clapp Lake stocked?
Billy Clapp Lake is typically stocked year-round, most often in October.
How often is Billy Clapp Lake stocked?
Billy Clapp Lake has been stocked about 4 times a year — 127 recorded stockings between 1995 and 2026.
How many fish have been stocked in Billy Clapp Lake?
About 4,535,626 fish have been stocked in Billy Clapp Lake across 127 recorded events since 1995, per Washington fish & wildlife agency.
Do you need a fishing license to fish Billy Clapp 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 Billy Clapp Lake?
Freshly stocked trout in Billy Clapp 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.