MT
Eureka Reservoir
Around here
Around Eureka Reservoir
Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US
About this water
Eureka Reservoir is a reservoir in Montana. State records show it stocked 37 times between 2000 and 2021. The most-stocked species are rainbow trout and brown trout. 910,540 rainbow trout have gone in across 34 releases.
Boat access nearby
One mapped launch sits within 2 miles of Eureka Reservoir. Ramp data comes from the USGS national boat-ramp inventory.
Stocking history
37 recorded stockings
| Date | Species | Number | Size | Hatchery |
|---|---|---|---|---|
| May 27, 2021 | Rainbow Trout · Eagle Lake | 53,053 | 1.8" | — |
| Jun 19, 2019 | Rainbow Trout · Eagle Lake | 51,801 | 2.1" | — |
| Jul 13, 2017 | Rainbow Trout · Arlee | 612 | 9.9" | Jocko River Trout Hatchery |
| Jul 13, 2017 | Rainbow Trout · Arlee | 288 | 10.7" | Jocko River Trout Hatchery |
| May 18, 2017 | Brown Trout · Wyoming | 8,649 | 3.9" | Big Springs Trout Hatchery |
| Jun 16, 2015 | Rainbow Trout · Eagle Lake | 54,055 | 1.9" | — |
| Jun 19, 2014 | Rainbow Trout · Eagle Lake | 33,000 | 3.7" | Giant Springs Trout Hatchery |
| Jun 6, 2014 | Brown Trout · Wyoming | 8,937 | 4.0" | Big Springs Trout Hatchery |
| Jun 4, 2014 | Rainbow Trout · Eagle Lake | 51,615 | 2.2" | — |
| Jul 2, 2013 | Rainbow Trout · Arlee | 45,225 | 2.8" | — |
| May 16, 2013 | Brown Trout · Crawford, NE | 19,970 | 3.5" | Big Springs Trout Hatchery |
| May 31, 2011 | Rainbow Trout · Eagle Lake | 30,000 | 2.8" | Giant Springs Trout Hatchery |
Showing the 12 most recent of 37. Stocking records for Eureka 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.
Made to print
Put Eureka Reservoir 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.






