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Montana stocking report

Lanning Reservoir

26 records Last reported: June 16, 2025

Last reported stocking

The latest reported stocking at Lanning Reservoir was on June 16, 2025: 1,000 Rainbow Trout (3.75 in avg).

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

Browse stocking history

Source: Montana Fish, Wildlife & Parks.

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
Chouteau
Species on record
Rainbow Trout, Brook Trout
Records
26 records
Official source
Montana Fish, Wildlife & Parks report

Location map

Lanning Reservoir location context

Agency coordinates · access unverified
Beaverhead County Big Horn County Blaine County Broadwater County Carbon County Carter County Cascade County Chouteau County Custer County Daniels County Dawson County Deer Lodge County Fallon County Fergus County Flathead County Gallatin County Garfield County Glacier County Golden Valley County Granite County Hill County Jefferson County Judith Basin County Lake County Lewis and Clark County Liberty County Lincoln County Madison County McCone County Meagher County Mineral County Missoula County Musselshell County Park County Petroleum County Phillips County Pondera County Powder River County Powell County Prairie County Ravalli County Richland County Roosevelt County Rosebud County Sanders County Sheridan County Silver Bow County Stillwater County Sweet Grass County Teton County Toole County Treasure County Valley County Wheatland County Wibaux County Yellowstone County MT Lanning Reservoir, Chouteau County Lanning Reservoir Briggs Pond, Chouteau County Briggs Pond Eightmile Springs, Chouteau County Eightmile Springs Leningtons Reservoir, Chouteau County Leningtons Reservoir Gasvoda Reservoir, Chouteau County Gasvoda Reservoir Iliad Reservoir, Chouteau County Iliad Reservoir Schoonover Reservoir 2, Chouteau County Schoonover Reservoir 2 Silvan Pond, Chouteau County Silvan Pond Crow Coulee Reservoir, Chouteau County Crow Coulee Reservoir Chouteau County
Lanning ReservoirAgency coordinates Briggs PondAgency coordinates Eightmile SpringsAgency coordinates Leningtons ReservoirAgency coordinates Gasvoda ReservoirAgency coordinates

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 Lanning Reservoir

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 Montana'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

26 records from July 2, 1991 to June 16, 2025. 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.

2025 1 record
2025 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 16, 2025 reported Rainbow Trout1,0003.75 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2024 1 record
2024 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 11, 2024 reported Rainbow Trout1,0003.71 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2023 1 record
2023 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 21, 2023 reported Rainbow Trout1,0003.42 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2022 1 record
2022 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 9, 2022 reported Rainbow Trout1,0003.24 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2021 1 record
2021 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 3, 2021 reported Rainbow Trout1,0003.4 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2020 1 record
2020 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 3, 2020 reported Rainbow Trout1,0003.37 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2019 1 record
2019 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 5, 2019 reported Rainbow Trout1,0003.5 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2018 1 record
2018 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 8, 2018 reported Rainbow Trout1,0003.1 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2017 1 record
2017 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 20, 2017 reported Rainbow Trout1,0003.6 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2015 1 record
2015 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 9, 2015 reported Rainbow Trout1,0003.61 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2014 1 record
2014 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 12, 2014 reported Rainbow Trout1,0003.6 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2013 1 record
2013 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 12, 2013 reported Rainbow Trout1,1503.85 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2012 1 record
2012 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 5, 2012 reported Rainbow Trout1,0003.6 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2011 1 record
2011 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 28, 2011 reported Rainbow Trout1,0003.5 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2010 1 record
2010 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 10, 2010 reported Rainbow Trout1,0003 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2009 1 record
2009 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 30, 2009 reported Rainbow Trout1,0004 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2008 1 record
2008 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 25, 2008 reported Rainbow Trout1,0003.5 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2007 1 record
2007 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 22, 2007 reported Rainbow Trout1,0004.1 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2006 1 record
2006 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 30, 2006 reported Rainbow Trout1,1003 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2005 1 record
2005 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 14, 2005 reported Rainbow Trout1,0003.9 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2004 1 record
2004 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 13, 2004 reported Rainbow Trout1,0003.6 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
2003 1 record
2003 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 4, 2003 reported Rainbow Trout1,0004.6000000000000005 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
1994 2 records
1994 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 15, 1994 reported Rainbow Trout5055.1000000000000005 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
June 15, 1994 reported Brook Trout1,0164 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks
1993 1 record
1993 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
June 9, 1993 reported Brook Trout1,0013.3000000000000003 in avg Murray Springs Trout Hatchery Montana Fish, Wildlife & Parks
1991 1 record
1991 stocking records and official sources
Date / statusSpeciesFishSizeHatcherySource
July 2, 1991 reported Rainbow Trout1,0004 in avg Giant Springs Trout Hatchery Montana Fish, Wildlife & Parks

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: Montana Fish, Wildlife & Parks. A record for this water was last checked on . This check date is not a stocking date.

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