StockerTroutFishing

Home / Montana / Fergus County / Hansen Reservoir

Montana stocking report

Hansen Reservoir

101 records Last stocked: October 15, 2025

The short answer

Hansen Reservoir was last stocked on October 15, 2025: 500 Tiger Trout (6.8500000000000005 in avg).

Counties
Fergus, Rosebud
Species on record
Tiger Trout, Westslope Cutthroat Trout, Rainbow Trout, Smallmouth Bass, Brook Trout
Records
101 stocking events
Official source
Montana Fish, Wildlife & Parks report

Location map

Hansen Reservoir location context

Approximate · county context
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 Hansen Reservoir, Fergus County Hansen Reservoir Holgate Reservoir, Fergus County Holgate Reservoir Lower Frog Pond, Fergus County Lower Frog Pond Upper Frog Pond, Fergus County Upper Frog Pond Olsen Pond, Fergus County Olsen Pond Upper Carters Pond, Fergus County Upper Carters Pond Carpenter Reservoir, Fergus County Carpenter Reservoir Wolf Crk Ranch Pond, Upper, Fergus County Wolf Crk Ranch Pond, Upper Elks Country Club Pond, Fergus County Elks Country Club Pond Fergus County
Hansen ReservoirFergus County Holgate ReservoirFergus County Lower Frog PondFergus County Upper Frog PondFergus County Olsen PondFergus County

Pins use the finest location published with the stocking record. County-level pins show area context, not an exact access point; confirm access and directions with the official agency source.

Agency records

Full stocking history

DateSpeciesFishSizeHatchery
October 15, 2025 Tiger Trout 500 6.8500000000000005 in avg Giant Springs Trout Hatchery
June 19, 2025 Tiger Trout 500 4.03 in avg Giant Springs Trout Hatchery
June 17, 2025 Westslope Cutthroat Trout 3,040 4.22 in avg Washoe Park Trout Hatchery
June 27, 2024 Westslope Cutthroat Trout 3,000 3.85 in avg Washoe Park Trout Hatchery
May 11, 2023 Westslope Cutthroat Trout 3,575 4.45 in avg Washoe Park Trout Hatchery
June 29, 2022 Westslope Cutthroat Trout 3,500 5.14 in avg Washoe Park Trout Hatchery
June 24, 2021 Westslope Cutthroat Trout 1,000 5.2 in avg Washoe Park Trout Hatchery
May 18, 2021 Rainbow Trout 1,499 4.62 in avg Big Springs Trout Hatchery
May 13, 2021 Rainbow Trout 1,000 2.98 in avg Big Springs Trout Hatchery
June 30, 2020 Westslope Cutthroat Trout 1,000 5.32 in avg Washoe Park Trout Hatchery
May 27, 2020 Rainbow Trout 1,000 3.04 in avg Big Springs Trout Hatchery
May 6, 2020 Rainbow Trout 1,545 3.73 in avg Big Springs Trout Hatchery
June 12, 2019 Westslope Cutthroat Trout 1,000 5.0200000000000005 in avg Washoe Park Trout Hatchery
May 20, 2019 Rainbow Trout 1,504 4.32 in avg Big Springs Trout Hatchery
May 16, 2019 Rainbow Trout 1,000 3.06 in avg Big Springs Trout Hatchery
May 21, 2018 Rainbow Trout 5,999 4.3100000000000005 in avg Big Springs Trout Hatchery
May 21, 2018 Rainbow Trout 1,000 2.89 in avg Big Springs Trout Hatchery
May 26, 2017 Rainbow Trout 999 3.47 in avg Big Springs Trout Hatchery
May 16, 2017 Rainbow Trout 6,007 4.12 in avg Big Springs Trout Hatchery
June 10, 2016 Rainbow Trout 1,003 3.5100000000000002 in avg Big Springs Trout Hatchery
April 29, 2016 Rainbow Trout 6,010 4.67 in avg Big Springs Trout Hatchery
October 9, 2015 Rainbow Trout 96 7.5 in avg Big Springs Trout Hatchery
May 1, 2015 Rainbow Trout 6,007 4.96 in avg Big Springs Trout Hatchery
May 29, 2014 Rainbow Trout 5,998 4.12 in avg Big Springs Trout Hatchery
May 22, 2013 Rainbow Trout 6,001 4.05 in avg Big Springs Trout Hatchery
April 10, 2012 Rainbow Trout 6,000 3.24 in avg Big Springs Trout Hatchery
June 6, 2011 Rainbow Trout 27 18.42 in avg Big Springs Trout Hatchery
June 6, 2011 Rainbow Trout 6,173 4.43 in avg Big Springs Trout Hatchery
June 7, 2010 Rainbow Trout 6,406 4.24 in avg Big Springs Trout Hatchery
April 23, 2010 Rainbow Trout 30 17.04 in avg Big Springs Trout Hatchery
May 12, 2009 Rainbow Trout 6,090 4 in avg Big Springs Trout Hatchery
May 11, 2009 Rainbow Trout 30 18 in avg Big Springs Trout Hatchery
April 14, 2009 Rainbow Trout 1,000 2 in avg
May 8, 2008 Rainbow Trout 5,988 3.91 in avg Big Springs Trout Hatchery
May 7, 2008 Rainbow Trout 30 18.51 in avg Big Springs Trout Hatchery
September 21, 2007 Rainbow Trout 475 7.63 in avg Big Springs Trout Hatchery
June 4, 2007 Rainbow Trout 5,968 4.0200000000000005 in avg Big Springs Trout Hatchery
April 30, 2007 Rainbow Trout 20 14.49 in avg Big Springs Trout Hatchery
May 26, 2006 Rainbow Trout 6,515 3.83 in avg Big Springs Trout Hatchery
May 16, 2006 Rainbow Trout 33 19.71 in avg Big Springs Trout Hatchery
September 29, 2005 Rainbow Trout 300 7.47 in avg Big Springs Trout Hatchery
May 25, 2005 Rainbow Trout 5,958 3.5300000000000002 in avg Big Springs Trout Hatchery
June 16, 2004 Rainbow Trout 5,453 4.55 in avg Big Springs Trout Hatchery
May 14, 2003 Rainbow Trout 5,940 3.84 in avg Big Springs Trout Hatchery
May 14, 2003 Rainbow Trout 22 22.31 in avg Big Springs Trout Hatchery
May 29, 2002 Rainbow Trout 6,035 4.1 in avg Big Springs Trout Hatchery
November 19, 2001 Rainbow Trout 3,393 2.6 in avg Big Springs Trout Hatchery
October 11, 2001 Rainbow Trout 35 21.900000000000002 in avg Big Springs Trout Hatchery
July 11, 2001 Rainbow Trout 29 24 in avg Big Springs Trout Hatchery
May 22, 2001 Rainbow Trout 6,062 3.8000000000000003 in avg Big Springs Trout Hatchery
July 11, 2000 Rainbow Trout 320 8.6 in avg Big Springs Trout Hatchery
June 7, 2000 Rainbow Trout 6,086 4.05 in avg Big Springs Trout Hatchery
September 21, 1999 Rainbow Trout 17 23.1 in avg Big Springs Trout Hatchery
May 18, 1999 Rainbow Trout 6,030 4 in avg Big Springs Trout Hatchery
October 2, 1998 Rainbow Trout 13 16.4 in avg Big Springs Trout Hatchery
July 22, 1998 Rainbow Trout 9 23.1 in avg Big Springs Trout Hatchery
June 12, 1998 Rainbow Trout 5,700 4.6000000000000005 in avg Big Springs Trout Hatchery
June 12, 1998 Rainbow Trout 325 4.2 in avg Big Springs Trout Hatchery
May 29, 1997 Rainbow Trout 6,496 3.9 in avg Big Springs Trout Hatchery
September 13, 1996 Rainbow Trout 12 24 in avg Big Springs Trout Hatchery
April 29, 1996 Rainbow Trout 6,352 4 in avg Big Springs Trout Hatchery
February 23, 1996 Rainbow Trout 694 5 in avg Big Springs Trout Hatchery
February 23, 1996 Rainbow Trout 694 5 in avg Big Springs Trout Hatchery
February 23, 1996 Rainbow Trout 694 5 in avg Big Springs Trout Hatchery
October 6, 1995 Rainbow Trout 20 25.1 in avg Big Springs Trout Hatchery
May 4, 1995 Rainbow Trout 6,076 3.9 in avg Big Springs Trout Hatchery
January 30, 1995 Rainbow Trout 2,322 3.8000000000000003 in avg Big Springs Trout Hatchery
May 25, 1994 Rainbow Trout 2,074 4.2 in avg Big Springs Trout Hatchery
May 9, 1994 Rainbow Trout 1,005 4.9 in avg Big Springs Trout Hatchery
April 28, 1994 Rainbow Trout 3,041 4.5 in avg Big Springs Trout Hatchery
June 10, 1993 Rainbow Trout 6,027 4.4 in avg Big Springs Trout Hatchery
May 15, 1992 Rainbow Trout 6,069 4.6000000000000005 in avg Big Springs Trout Hatchery
May 7, 1991 Rainbow Trout 6,002 4.5 in avg Big Springs Trout Hatchery
May 6, 1990 Rainbow Trout 6,030 4.9 in avg Big Springs Trout Hatchery
May 2, 1989 Rainbow Trout 6,040 4.4 in avg Big Springs Trout Hatchery
April 19, 1988 Rainbow Trout 5,989 5.5 in avg Big Springs Trout Hatchery
April 13, 1987 Rainbow Trout 5,973 4.1 in avg Big Springs Trout Hatchery
April 21, 1986 Rainbow Trout 6,124 4 in avg Big Springs Trout Hatchery
June 4, 1985 Rainbow Trout 6,060 5 in avg Big Springs Trout Hatchery
August 1, 1984 Rainbow Trout 1,731 7 in avg Big Springs Trout Hatchery
June 6, 1984 Rainbow Trout 4,993 8 in avg Big Springs Trout Hatchery
May 15, 1984 Rainbow Trout 1,100 7 in avg Big Springs Trout Hatchery
May 23, 1983 Rainbow Trout 6,069 7 in avg Big Springs Trout Hatchery
August 17, 1982 Rainbow Trout 1,500 9 in avg Big Springs Trout Hatchery
July 16, 1982 Smallmouth Bass 750 2 in avg Miles City - Federal
May 5, 1982 Rainbow Trout 6,095 5 in avg Big Springs Trout Hatchery
April 23, 1981 Rainbow Trout 6,020 4 in avg Big Springs Trout Hatchery
July 8, 1980 Rainbow Trout 1,680 10 in avg Big Springs Trout Hatchery
May 9, 1980 Rainbow Trout 6,120 5 in avg Big Springs Trout Hatchery
June 2, 1979 Rainbow Trout 3,595 6 in avg Big Springs Trout Hatchery
May 24, 1979 Rainbow Trout 4,354 6 in avg Big Springs Trout Hatchery
May 3, 1978 Rainbow Trout 6,076 6 in avg Big Springs Trout Hatchery
April 18, 1977 Rainbow Trout 6,004 4 in avg Big Springs Trout Hatchery
July 6, 1976 Rainbow Trout 1,100 6 in avg Big Springs Trout Hatchery
April 15, 1976 Rainbow Trout 6,003 5 in avg Big Springs Trout Hatchery
June 5, 1975 Rainbow Trout 5,865 8 in avg Big Springs Trout Hatchery
August 26, 1974 Rainbow Trout 1,530 8 in avg
July 31, 1974 Rainbow Trout 2,560 9 in avg Big Springs Trout Hatchery
April 18, 1974 Rainbow Trout 2,100 5 in avg Big Springs Trout Hatchery
April 8, 1974 Rainbow Trout 2,992 5 in avg Big Springs Trout Hatchery
June 11, 1953 Brook Trout 2,175 1 in avg Bluewater Springs Trout Hatchery

Records shown exactly as published by Montana Fish, Wildlife & Parks. An event missing here does not mean the water was not stocked - some plants go unreported or are published elsewhere.

Data source: Montana Fish, Wildlife & Parks. Last updated: .

Alert me about Hansen Reservoir