Malheur Reservoir - Ironside, OR

Lake Information

Surface Area:320 acres
Shoreline:12.3 miles
Elevation:3365 ft.
Fish Species: Rainbow Trout




Latest Fish Plants

Plant DateSpeciesSourceTotal Pounds
4-22-2019Rainbow TroutODFW 
4-30-2018Rainbow TroutODFW 


Latest Fish Reports

Date Report Author
1-24-2024 Malheur Reservoir was sampled last fall and had some nice-size rainbows
Malheur Reservoir was sampled last fall and had... more »
OR Department of Fish & Wildlife Staff
7-5-2023 Filled up quite a bit this spring
This reservoir was drawn down to extremely low... more »
OR Department of Fish & Wildlife Staff
1-4-2023 The reservoir is extremely low
The reservoir is extremely low but some trout... more »
OR Department of Fish & Wildlife Staff
6-22-2022 Gamefish limits and gear restrictions lifted for Malheur and Warm Springs Reservoirs, including portions of the Malheur River
HINES, Ore. – Due to drought conditions and low... more »
OR Department of Fish & Wildlife Staff
2-24-2022 Ice is currently at least 7 inches thick
The no bag limit emergency regulation on this... more »
OR Department of Fish & Wildlife Staff

Detailed Map