Stocking Report
Rainbow Trout stocking in Washington
19,676 recorded stockings, 489 waters, from Washington state agency records. Every water links to its own page.
Latest recorded stocking: Jul 9, 2026
When rainbow trout goes in
70% of recorded stockings happen from March through May.
- 3%Jan
- 3%Feb
- 15%Mar
- 35%Apr
- 19%May
- 7%Jun
- 3%Jul
- 2%Aug
- 3%Sep
- 5%Oct
- 2%Nov
- 2%Dec
Share of all recorded rainbow trout stockings in Washington, by calendar month. Stocking does not guarantee fish are present. Check current regulations and access before you go.
States run two very different stocking calendars. We looked at all 114,409 records to work out why.
Where rainbow trout gets stocked in Washington
| Water | County | Stockings | Fish | Last recorded |
|---|---|---|---|---|
| Lost Lake | Mason | 157 | 335,136 | Apr 27, 2026 |
| Green Lake | King | 156 | 511,531 | Apr 24, 2026 |
| Beehive Reservoir | Chelan | 156 | 486,779 | Apr 8, 2026 |
| Liberty Lake | Spokane | 155 | 906,895 | May 18, 2026 |
| Williams Lake | Spokane | 155 | 2,150,435 | May 11, 2026 |
| Mason Lake | Mason | 153 | 3,110,258 | Jun 8, 2026 |
| Ice House Lake | Skamania | 145 | 164,347 | Mar 30, 2026 |
| Lake Chelan | Chelan | 145 | 626,146 | Oct 23, 2023 |
| Diamond Lake | Pend Oreille | 144 | 1,459,079 | May 12, 2026 |
| Jameson Lake | Douglas | 142 | 4,023,531 | Jun 1, 2026 |
| Roses Lake | Chelan | 140 | 615,016 | Apr 7, 2026 |
| Hicks Lake | Thurston | 132 | 602,159 | Apr 21, 2026 |
| Wapato Lake | Chelan | 131 | 2,439,622 | Jun 2, 2026 |
| Island Lake | Mason | 129 | 522,250 | Apr 8, 2026 |
| Lake Kapowsin | Pierce | 127 | 739,477 | Nov 25, 2024 |
| Flowing Lake | Snohomish | 124 | 741,704 | May 21, 2026 |
| Spanaway Lake | Pierce | 122 | 683,842 | Mar 10, 2026 |
| Martha Lake | Snohomish | 118 | 448,069 | May 26, 2026 |
| Black Lake | Pacific | 117 | 219,643 | May 18, 2026 |
| Lake Padden | Whatcom | 117 | 504,315 | Apr 24, 2026 |
| Carlisle Lake | Lewis | 117 | 232,545 | Apr 23, 2026 |
| Lake Goodwin | Snohomish | 114 | 1,082,277 | May 20, 2026 |
| Lake Roesiger | Snohomish | 114 | 635,970 | May 7, 2026 |
| Kidney Lake | Skamania | 111 | 147,514 | May 9, 2016 |
See everything Washington stocks in the full Washington stocking report, or browse every mapped water in the Washington fishing spot finder.
