MT
Cook Reservoir 2
Around here
Around Cook Reservoir 2
Camping4
Data Source: Recreation.gov · Public land: USGS PAD-US
About this water
Cook Reservoir 2 is a reservoir in Montana. State records show it stocked 27 times between 2000 and 2026. Every recorded release has been rainbow trout. 27,303 rainbow trout have gone in across 27 releases.
Stocking history
27 recorded stockings
| Date | Species | Number | Size | Hatchery |
|---|---|---|---|---|
| May 27, 2026 | Rainbow Trout · Arlee | 1,014 | 4.5" | Big Springs Trout Hatchery |
| Jun 4, 2025 | Rainbow Trout · Arlee | 999 | 5.0" | Big Springs Trout Hatchery |
| May 29, 2024 | Rainbow Trout · Arlee | 1,006 | 4.5" | Big Springs Trout Hatchery |
| Jun 1, 2023 | Rainbow Trout · Arlee | 1,013 | 4.6" | Big Springs Trout Hatchery |
| Jun 16, 2022 | Rainbow Trout · Arlee | 1,004 | 4.7" | Big Springs Trout Hatchery |
| Jun 11, 2021 | Rainbow Trout · Arlee | 996 | 5.2" | Big Springs Trout Hatchery |
| Jun 4, 2020 | Rainbow Trout · Arlee | 997 | 4.3" | Big Springs Trout Hatchery |
| May 29, 2019 | Rainbow Trout · Arlee | 1,001 | 4.5" | Big Springs Trout Hatchery |
| Jun 6, 2018 | Rainbow Trout · Arlee | 995 | 4.4" | Big Springs Trout Hatchery |
| May 15, 2017 | Rainbow Trout · Arlee | 1,053 | 3.6" | Big Springs Trout Hatchery |
| Jun 8, 2016 | Rainbow Trout · Arlee | 1,000 | 4.5" | Big Springs Trout Hatchery |
| May 27, 2015 | Rainbow Trout · Arlee | 1,001 | 4.3" | Big Springs Trout Hatchery |
Showing the 12 most recent of 27. Stocking records for Cook Reservoir 2 published by Montana Fish, Wildlife & Parks. Stocking does not guarantee fish are present. Check current regulations and access before you go. See the full Montana stocking report.
Made to print
Put Cook Reservoir 2 on your wall
This water as an art print: the shoreline, the rivers that feed it and the country around it, drawn from real elevation and USGS water data. Frame it tighter or wider before you print. Pick the colors and the size, and see the finished print before you buy. From $39, shipping included.






