MT
Sentinel Reservoir
LakeMT
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About this water
Sentinel Reservoir is a reservoir in Montana. State records show it stocked 27 times between 2001 and 2025. Every recorded release has been rainbow trout. 154,190 rainbow trout have gone in across 27 releases.
Stocking history
27 recorded stockings
| Date | Species | Number | Size | Hatchery |
|---|---|---|---|---|
| May 14, 2025 | Rainbow Trout · Arlee | 6,000 | 3.2" | Fort Peck Hatchery |
| May 14, 2024 | Rainbow Trout · Arlee | 6,000 | 2.9" | Fort Peck Hatchery |
| May 16, 2023 | Rainbow Trout · Arlee | 6,000 | 2.6" | Fort Peck Hatchery |
| May 10, 2022 | Rainbow Trout · Arlee | 6,000 | 3.3" | Fort Peck Hatchery |
| May 17, 2021 | Rainbow Trout · Arlee | 6,000 | 3.1" | Fort Peck Hatchery |
| May 7, 2020 | Rainbow Trout · Arlee | 6,185 | 3.1" | Fort Peck Hatchery |
| May 13, 2019 | Rainbow Trout · Arlee | 6,000 | 2.6" | Fort Peck Hatchery |
| May 3, 2018 | Rainbow Trout · Arlee | 6,000 | 2.5" | Fort Peck Hatchery |
| May 10, 2017 | Rainbow Trout · Arlee | 6,006 | 2.6" | Fort Peck Hatchery |
| Apr 7, 2016 | Rainbow Trout · Arlee | 6,000 | 2.1" | Fort Peck Hatchery |
| Apr 16, 2015 | Rainbow Trout · Arlee | 6,000 | 1.9" | Fort Peck Hatchery |
| Apr 16, 2014 | Rainbow Trout · Arlee | 6,000 | 2.1" | Fort Peck Hatchery |
Showing the 12 most recent of 27. Stocking records for Sentinel Reservoir 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.
