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Washington stocking report

Cooper Lake

38 records Last reported: May 26, 2026

Last reported stocking

The latest reported stocking at Cooper Lake was on May 26, 2026: 3,000 Rainbow Trout (Legals, 2.4 fish/lb).

Record last checked: . This is not a stocking date.

Browse stocking history

Source: Washington Department of Fish and Wildlife.

A schedule is a plan, not confirmation that fish were released. Stocking records do not guarantee fish are still available.

No current or upcoming schedule is in this archive. Check the official report before choosing a trip date.

County
Kittitas
Species on record
Rainbow Trout, Cutthroat Trout
Records
38 records
Official source
Washington Department of Fish and Wildlife report

Location map

Cooper Lake location context

Approximate · county context
Adams County Asotin County Benton County Chelan County Clallam County Clark County Columbia County Cowlitz County Douglas County Ferry County Franklin County Garfield County Grant County Grays Harbor County Island County Jefferson County King County Kitsap County Kittitas County Klickitat County Lewis County Lincoln County Mason County Okanogan County Pacific County Pend Oreille County Pierce County San Juan County Skagit County Skamania County Snohomish County Spokane County Stevens County Thurston County Wahkiakum County Walla Walla County Whatcom County Whitman County Yakima County WA Kittitas County
Cooper LakeKittitas County only Kachess LakeKittitas County only Taneum LakeKittitas County only Mirror LakeKittitas County only Thorp LakeKittitas County only

Pins appear only when the record includes coordinates; they are not verified access points. Shaded counties show area context only. Waters without coordinates stay in the list without a pin; confirm access and directions with the official agency source.

Before you go

Plan a trip to Cooper Lake

Check the latest report

Confirm dates and any changes in the official stocking report. Historical schedules are kept below even after their planned dates pass.

Check access and fishing rules

Use Washington's official fishing information to find current guidance. Confirm the exact water, public access, closures, and applicable fishing rules before leaving.

Choose the right location

The map gives location context. A shaded county is area context, not directions to a fishing spot or evidence of public access.

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Agency records

Stocking history

38 records from August 25, 1995 to May 26, 2026. Open a year to browse its records; scroll tables sideways for all columns. Scheduled means planned, even when the date has passed. Blank fields mean the source did not publish that detail.

2026 1 record
2026 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
May 26, 2026 reported Rainbow Trout3,000Legals, 2.4 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
2025 1 record
2025 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
May 28, 2025 reported Rainbow Trout3,000Legals, 2.4 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
2024 1 record
2024 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
May 28, 2024 reported Rainbow Trout3,000Legals, 2.4 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
2023 1 record
2023 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
May 30, 2023 reported Rainbow Trout3,000Legals, 2.4 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
2022 1 record
2022 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
June 8, 2022 reported Rainbow Trout3,000Legals, 2.4 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
2020 2 records
2020 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
June 10, 2020 reported Rainbow Trout2,544Legals, 2.4 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
May 20, 2020 reported Rainbow Trout2,520Legals, 2.4 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
2019 2 records
2019 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
June 5, 2019 reported Rainbow Trout2,496Legals, 2.4 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
May 20, 2019 reported Rainbow Trout2,520Legals, 2.4 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
2018 2 records
2018 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
June 11, 2018 reported Rainbow Trout2,750Legals, 2.5 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
May 21, 2018 reported Rainbow Trout2,500Legals, 2.5 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
2017 3 records
2017 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
June 20, 2017 reported Rainbow Trout283Legals, 0.3 fish/lb TROUT LODGE COMMERCIALreleased by WDFW - EN COOPS Washington Department of Fish and Wildlife
June 6, 2017 reported Rainbow Trout4,020Legals, 2.4 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
May 30, 2017 reported Rainbow Trout3,500Legals, 2.5 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
2016 3 records
2016 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
June 2, 2016 reported Rainbow Trout3,000Legals, 2.5 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
June 1, 2016 reported Rainbow Trout417Legals, 0.67 fish/lb TROUT LODGE COMMERCIALreleased by WDFW - EN COOPS Washington Department of Fish and Wildlife
May 18, 2016 reported Rainbow Trout3,350Legals, 2.5 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
2015 4 records
2015 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
June 16, 2015 reported Rainbow Trout250Legals, 0.67 fish/lb TROUT LODGE COMMERCIALreleased by WDFW - EN COOPS Washington Department of Fish and Wildlife
June 2, 2015 reported Rainbow Trout3,875Legals, 2.5 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
May 19, 2015 reported Rainbow Trout500Legals, 0.67 fish/lb TROUT LODGE COMMERCIALreleased by WDFW - EN COOPS Washington Department of Fish and Wildlife
May 4, 2015 reported Rainbow Trout3,250Legals, 2.5 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
2014 3 records
2014 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
June 10, 2014 reported Rainbow Trout2,750Legals, 2.5 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
May 28, 2014 reported Rainbow Trout3,400Legals, 2.5 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
May 22, 2014 reported Rainbow Trout750Legals, 0.67 fish/lb TROUT LODGE COMMERCIALreleased by WDFW - EN COOPS Washington Department of Fish and Wildlife
2013 4 records
2013 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
June 12, 2013 reported Rainbow Trout2,750Legals, 2.5 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
June 4, 2013 reported Rainbow Trout2,137Legals, 2.5 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
May 22, 2013 reported Rainbow Trout750Legals, 0.7 fish/lb TROUT LODGE COMMERCIALreleased by WDFW - EN COOPS Washington Department of Fish and Wildlife
May 21, 2013 reported Rainbow Trout2,970Legals, 2.7 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
2012 3 records
2012 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
June 18, 2012 reported Rainbow Trout5,520Legals, 2.4 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
June 13, 2012 reported Rainbow Trout2,640Legals, 2.4 fish/lb NACHES HATCHERY Washington Department of Fish and Wildlife
June 12, 2012 reported Rainbow Trout765Legals, 0.7 fish/lb TROUT LODGE COMMERCIALreleased by WDFW - EN COOPS Washington Department of Fish and Wildlife
2010 1 record
2010 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
August 24, 2010 reported Cutthroat Trout12,168Fry, 468 fish/lb CHELAN HATCHERYWestslope run Washington Department of Fish and Wildlife
2006 1 record
2006 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
August 28, 2006 reported Cutthroat Trout12,116Fry, 477 fish/lb CHELAN HATCHERYWestslope run Washington Department of Fish and Wildlife
2003 1 record
2003 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
September 11, 2003 reported Cutthroat Trout11,259Fry, 208.5 fish/lb CHELAN HATCHERYWestslope run Washington Department of Fish and Wildlife
2000 2 records
2000 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
August 29, 2000 reported Cutthroat Trout12,662Fry, 487 fish/lb CHELAN HATCHERYWestslope run Washington Department of Fish and Wildlife
August 29, 2000 reported Cutthroat Trout12,662Fry, 487 fish/lb CHELAN HATCHERYWestslope run Washington Department of Fish and Wildlife
1997 1 record
1997 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
August 20, 1997 reported Cutthroat Trout12,089Fry, 314 fish/lb CHELAN HATCHERYWestslope run Washington Department of Fish and Wildlife
1995 1 record
1995 stocking records and official sources
Date / statusSpeciesFishSizeHatcheryNotesSource
August 25, 1995 reported Cutthroat Trout4,860Fry, 900 fish/lb CHELAN HATCHERYWestslope run Washington Department of Fish and Wildlife

Records retain the dates, quantities, and status supplied by the linked agencies. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.

Grouped by county and sorted by latest record, not by driving distance. Confirm access for each water.

Data source: Washington Department of Fish and Wildlife. A record for this water was last checked on . This check date is not a stocking date.

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