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Willow Creek Reservoir Fish Stocking

Montana · 1939–2026 on record

Source: Montana fish & wildlife agency· updated 2026-06-01

According to Montana fish & wildlife agency, Willow Creek Reservoir was last stocked June 1, 2026 with Rainbow Trout. Willow Creek Reservoir has 460 stocking records on file, spanning 1939–2026, with about 9,787,737 fish stocked over that period.

June 1, 2026
Last stocked
9,787,737
Fish stocked
5
Species
460
Stocking records

When Willow Creek Reservoir is stocked

Willow Creek Reservoir is typically stocked in spring, most often in April — 115 stocking events in that peak month.

How Willow Creek Reservoir's stockings spread across the calendar year.

Nearby stocked waters

Other stocked waters near Willow Creek Reservoir, freshest activity first.

Spring Meadow Lake

1 mi

2 species · 120 records

Last stocked May 2026

Fairgrounds Pond

0 mi

1 species · 105 records

Last stocked May 2024

Johnson Pond

8 mi

2 species · 39 records

Last stocked June 1999

Lake Helena

8 mi

8 species · 28 records

Last stocked April 1999

Conklin Pond

5 mi

2 species · 3 records

Last stocked July 1995

Combo Pond

6 mi

1 species · 1 records

Last stocked July 1970

Stocking history

Most recent stockings first. Dates shown at the precision the agency reported.

DateSpeciesNumberSizeSource
June 1, 2026Rainbow Trout7,3065.5"Montana fish & wildlife agency
June 1, 2026Rainbow Trout37,8985.5"Montana fish & wildlife agency
May 28, 2026Rainbow Trout20,0005.52"Montana fish & wildlife agency
May 28, 2026Rainbow Trout20,0005.46"Montana fish & wildlife agency
April 29, 2026Kokanee10,0003.39"Montana fish & wildlife agency
June 23, 2025Rainbow Trout22,1853.7"Montana fish & wildlife agency
June 23, 2025Rainbow Trout10,7483.7"Montana fish & wildlife agency
June 19, 2025Rainbow Trout20,7353.86"Montana fish & wildlife agency
Show 42 more stocking records →
DateSpeciesNumberSizeSource
June 2, 2025Rainbow Trout30,1625.54"Montana fish & wildlife agency
June 2, 2025Rainbow Trout30,1625.54"Montana fish & wildlife agency
May 6, 2025Kokanee10,0003.42"Montana fish & wildlife agency
October 16, 2024Rainbow Trout10,5047.99"Montana fish & wildlife agency
October 16, 2024Rainbow Trout11,6687.56"Montana fish & wildlife agency
June 17, 2024Rainbow Trout29,2373.55"Montana fish & wildlife agency
June 17, 2024Rainbow Trout22,9564.78"Montana fish & wildlife agency
May 13, 2024Kokanee20,0003.38"Montana fish & wildlife agency
September 20, 2023Rainbow Trout17,4955.72"Montana fish & wildlife agency
September 20, 2023Rainbow Trout12,9615.98"Montana fish & wildlife agency
June 27, 2023Rainbow Trout15,0006.13"Montana fish & wildlife agency
June 27, 2023Rainbow Trout15,0005.92"Montana fish & wildlife agency
June 15, 2023Rainbow Trout27,7043.73"Montana fish & wildlife agency
June 7, 2023Rainbow Trout35,2664.67"Montana fish & wildlife agency
May 12, 2023Kokanee17,2583.4"Montana fish & wildlife agency
October 26, 2022Tiger Trout8008.43"Montana fish & wildlife agency
September 14, 2022Rainbow Trout10,5705.96"Montana fish & wildlife agency
September 14, 2022Rainbow Trout17,1726.01"Montana fish & wildlife agency
June 22, 2022Rainbow Trout14,8465.92"Montana fish & wildlife agency
June 22, 2022Rainbow Trout16,2755.77"Montana fish & wildlife agency
June 15, 2022Rainbow Trout34,9883.18"Montana fish & wildlife agency
October 7, 2021Rainbow Trout8,2407.87"Montana fish & wildlife agency
October 6, 2021Rainbow Trout9,2887.66"Montana fish & wildlife agency
October 6, 2021Rainbow Trout12,4727.46"Montana fish & wildlife agency
June 29, 2021Rainbow Trout14,5065.36"Montana fish & wildlife agency
June 28, 2021Rainbow Trout17,2556.18"Montana fish & wildlife agency
June 28, 2021Rainbow Trout18,1626.13"Montana fish & wildlife agency
June 23, 2021Rainbow Trout15,9875.39"Montana fish & wildlife agency
June 7, 2021Rainbow Trout27,5423.51"Montana fish & wildlife agency
September 23, 2020Rainbow Trout8,2056.78"Montana fish & wildlife agency
September 23, 2020Rainbow Trout10,5986.78"Montana fish & wildlife agency
June 23, 2020Rainbow Trout22,0173.82"Montana fish & wildlife agency
June 19, 2020Rainbow Trout18,9323.41"Montana fish & wildlife agency
June 9, 2020Rainbow Trout14,6285.69"Montana fish & wildlife agency
June 9, 2020Rainbow Trout50013.29"Montana fish & wildlife agency
June 9, 2020Rainbow Trout14,1865.69"Montana fish & wildlife agency
March 31, 2020Rainbow Trout20017.71"Montana fish & wildlife agency
July 8, 2019Tiger Trout8004.93"Montana fish & wildlife agency
June 18, 2019Rainbow Trout47,1503.83"Montana fish & wildlife agency
June 10, 2019Rainbow Trout9,4115.65"Montana fish & wildlife agency
June 28, 2018Rainbow Trout65,2763.71"Montana fish & wildlife agency
June 13, 2018Rainbow Trout22,1405.43"Montana fish & wildlife agency

Showing 50 of 460 stocking records.

Frequently asked

When was Willow Creek Reservoir last stocked?

According to Montana fish & wildlife agency, Willow Creek Reservoir was last stocked June 1, 2026 with Rainbow Trout.

What fish species are stocked in Willow Creek Reservoir?

Willow Creek Reservoir is stocked with Rainbow Trout, Kokanee, Tiger Trout, Cutthroat Trout, and Walleye.

What time of year is Willow Creek Reservoir stocked?

Willow Creek Reservoir is typically stocked in spring, most often in April.

How often is Willow Creek Reservoir stocked?

Willow Creek Reservoir has been stocked about 5 times a year — 460 recorded stockings between 1939 and 2026.

How many fish have been stocked in Willow Creek Reservoir?

About 9,787,737 fish have been stocked in Willow Creek Reservoir across 460 recorded events since 1939, per Montana fish & wildlife agency.

What size are the fish stocked in Willow Creek Reservoir?

Fish stocked in Willow Creek Reservoir average about 5.9 inches, based on the sizes the agency reported.

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How this is calculated: compiled automatically from Montana fish & wildlife agency open data — normalized, date-validated, and shown only at the precision the agency reported. Sources & methodology →

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