South Sandstone Reservoir Fish Stocking
Montana · 1976–2025 on record
According to Montana fish & wildlife agency, South Sandstone Reservoir was last stocked June 18, 2025 with Walleye. South Sandstone Reservoir has 118 stocking records on file, spanning 1976–2025, with about 13,103,855 fish stocked over that period.
When South Sandstone Reservoir is stocked
South Sandstone Reservoir is typically stocked in summer, most often in June — 45 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near South Sandstone Reservoir, freshest activity first.
Maier Pond
7 mi3 species · 6 records
Last stocked August 2025
Lake Baker
10 mi12 species · 86 records
Last stocked June 2025
Rost Pond
10 mi2 species · 6 records
Last stocked May 2025
Upper Baker Lake
10 mi1 species · 1 records
Last stocked July 2022
Maier Reservoir
7 mi4 species · 11 records
Last stocked July 2003
Reiger Reservoir
4 mi1 species · 1 records
Last stocked May 1987
By species
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| June 18, 2025 | Walleye | 10,000 | 1.36" | Montana fish & wildlife agency |
| June 6, 2025 | Northern Pike | 1,571 | 3.01" | Montana fish & wildlife agency |
| May 6, 2025 | Northern Pike | 252,000 | 1.02" | Montana fish & wildlife agency |
| June 19, 2024 | Walleye | 10,000 | 1.34" | Montana fish & wildlife agency |
| June 29, 2023 | Walleye | 10,000 | 1.89" | Montana fish & wildlife agency |
| June 17, 2022 | Walleye | 10,000 | 1.25" | Montana fish & wildlife agency |
| June 16, 2022 | Northern Pike | 1,545 | 2.3" | Montana fish & wildlife agency |
| May 3, 2022 | Northern Pike | 300,000 | 0.5" | Montana fish & wildlife agency |
Show 42 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| June 25, 2021 | Walleye | 10,000 | 1.44" | Montana fish & wildlife agency |
| June 9, 2020 | Northern Pike | 1,507 | 3.43" | Montana fish & wildlife agency |
| June 9, 2020 | Walleye | 10,000 | 2.18" | Montana fish & wildlife agency |
| June 25, 2019 | Walleye | 10,000 | 1.68" | Montana fish & wildlife agency |
| June 20, 2018 | Walleye | 10,000 | 1.74" | Montana fish & wildlife agency |
| June 19, 2018 | Northern Pike | 1,520 | 3.56" | Montana fish & wildlife agency |
| May 22, 2018 | Northern Pike | 300,000 | 0.75" | Montana fish & wildlife agency |
| June 15, 2017 | Walleye | 10,280 | 1.48" | Montana fish & wildlife agency |
| June 14, 2016 | Walleye | 10,000 | 1.46" | Montana fish & wildlife agency |
| May 26, 2016 | Northern Pike | 1,500 | 2.04" | Montana fish & wildlife agency |
| April 29, 2016 | Northern Pike | 300,000 | 0.37" | Montana fish & wildlife agency |
| June 15, 2015 | Walleye | 10,000 | 1.47" | Montana fish & wildlife agency |
| September 4, 2014 | Walleye | 8,400 | 5" | Montana fish & wildlife agency |
| June 18, 2014 | Walleye | 10,000 | 1.3" | Montana fish & wildlife agency |
| June 5, 2014 | Northern Pike | 1,501 | 2.59" | Montana fish & wildlife agency |
| May 15, 2014 | Northern Pike | 300,000 | 0.75" | Montana fish & wildlife agency |
| June 24, 2013 | Walleye | 10,000 | 1.5" | Montana fish & wildlife agency |
| June 13, 2012 | Walleye | 10,380 | 1.4" | Montana fish & wildlife agency |
| May 31, 2012 | Northern Pike | 1,500 | 2.64" | Montana fish & wildlife agency |
| April 28, 2012 | Northern Pike | 300,000 | 0.37" | Montana fish & wildlife agency |
| June 23, 2011 | Walleye | 5,000 | 1.2" | Montana fish & wildlife agency |
| May 13, 2011 | Walleye | 200,000 | 0.25" | Montana fish & wildlife agency |
| June 23, 2010 | Walleye | 5,000 | 1.5" | Montana fish & wildlife agency |
| June 2, 2010 | Northern Pike | 1,625 | 3.2" | Montana fish & wildlife agency |
| May 11, 2010 | Northern Pike | 210,000 | 0.3" | Montana fish & wildlife agency |
| May 11, 2010 | Northern Pike | 105,000 | 0.3" | Montana fish & wildlife agency |
| May 4, 2010 | Walleye | 200,000 | 0.22" | Montana fish & wildlife agency |
| June 26, 2009 | Walleye | 5,000 | 2" | Montana fish & wildlife agency |
| May 11, 2009 | Walleye | 200,000 | 0 | Montana fish & wildlife agency |
| May 11, 2009 | Walleye | 200,000 | 0 | Montana fish & wildlife agency |
| June 27, 2008 | Walleye | 5,000 | 3.6" | Montana fish & wildlife agency |
| May 14, 2008 | Walleye | 200,000 | 0.22" | Montana fish & wildlife agency |
| June 13, 2007 | Walleye | 5,000 | 1.4" | Montana fish & wildlife agency |
| May 1, 2007 | Walleye | 200,000 | 0.22" | Montana fish & wildlife agency |
| June 8, 2006 | Walleye | 5,194 | 1.2" | Montana fish & wildlife agency |
| May 31, 2006 | Northern Pike | 1,500 | 1.7" | Montana fish & wildlife agency |
| May 8, 2006 | Northern Pike | 91,000 | 0.22" | Montana fish & wildlife agency |
| May 1, 2006 | Walleye | 200,000 | 0.22" | Montana fish & wildlife agency |
| June 14, 2005 | Walleye | 5,000 | 1.2" | Montana fish & wildlife agency |
| April 25, 2005 | Walleye | 200,000 | 0.22" | Montana fish & wildlife agency |
| June 23, 2004 | Walleye | 5,000 | 1.3" | Montana fish & wildlife agency |
| May 7, 2004 | Walleye | 200,000 | 0.22" | Montana fish & wildlife agency |
Showing 50 of 118 stocking records.
Frequently asked
When was South Sandstone Reservoir last stocked?
According to Montana fish & wildlife agency, South Sandstone Reservoir was last stocked June 18, 2025 with Walleye.
What fish species are stocked in South Sandstone Reservoir?
South Sandstone Reservoir is stocked with Walleye, Northern Pike, Smallmouth Bass, Largemouth Bass, White Crappie, Rainbow Trout, and Yellow Perch.
What time of year is South Sandstone Reservoir stocked?
South Sandstone Reservoir is typically stocked in summer, most often in June.
How often is South Sandstone Reservoir stocked?
South Sandstone Reservoir has been stocked about 2 times a year — 118 recorded stockings between 1976 and 2025.
How many fish have been stocked in South Sandstone Reservoir?
About 13,103,855 fish have been stocked in South Sandstone Reservoir across 118 recorded events since 1976, per Montana fish & wildlife agency.
What size are the fish stocked in South Sandstone Reservoir?
Fish stocked in South Sandstone Reservoir average about 1.9 inches, based on the sizes the agency reported.