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Stocking Report

Brook Trout stocking in Washington

990 recorded stockings, 89 waters, from Washington Department of Fish and Wildlife records. Every water links to its own page.

Latest recorded stocking: Aug 4, 2026

When brook trout goes in

65% of recorded stockings happen from May through June.

  1. 0%Jan
  2. 0%Feb
  3. 1%Mar
  4. 4%Apr
  5. 35%May
  6. 29%Jun
  7. 15%Jul
  8. 5%Aug
  9. 2%Sep
  10. 3%Oct
  11. 5%Nov
  12. 0%Dec

Share of all recorded brook 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 114,145 records to work out why.

Where brook trout gets stocked in Washington

WaterCountyStockingsFishLast recorded
Thunder LakeYakima62,289May 25, 2005
Patterson LakeOkanogan520,610Apr 27, 2016
Spring CreekGrant52,902Apr 6, 2009
Angel LakeYakima51,007Jun 16, 2004
Black Pine LakeOkanogan515,130May 28, 2004
Liberty LakeSpokane410,858May 20, 2026
Starvation LakeStevens421,948May 30, 2025
Ell LakeOkanogan43,400May 17, 2023
Gillette LakeSkamania44,040May 26, 2015
Keogh LakeStevens411,895Jun 20, 2005
Battle Ground LakeClark417,045May 23, 2001
Darlene LakeSkamania32,336Aug 18, 2010
Maud LakeKing3457May 21, 2009
Bay LakePierce329,470May 28, 2003
Council LakeSkamania39,287Jun 20, 2001
Rowland LakeKlickitat37,516Apr 23, 2001
Deer CreekSpokane2251Jun 18, 2021
Mouse LakeSkamania22,500May 25, 2016
Janet LakeSkamania2352Jul 12, 2006
Peggy LakeSkamania2402Jul 12, 2006
Diamond LakePend Oreille28,802Jun 10, 2003
Buck LakeKitsap25,480Jun 25, 2002
Lake FontalSnohomish22,050Jun 25, 2001
Mirror LakeGrant2592May 15, 2001

See everything Washington stocks in the full Washington stocking report, or browse every mapped water in the Washington fishing spot finder.

Source: Washington Department of Fish and Wildlife, from its fish plants dataset on data.wa.gov.

Brook Trout stocking in other states

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