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
4-17-2024 Fishing has been great for holdover trout
Malheur Reservoir was sampled last fall and had... more »
OR Department of Fish & Wildlife Staff
4-10-2024 Fishing should be great for holdover trout
Malheur Reservoir was sampled last fall and had... more »
OR Department of Fish & Wildlife Staff
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

Detailed Map