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Rainbow Dam Reservoir Fishing and Stocking

Montana. Montana Fish, Wildlife & Parks lists 9 stockings here in the latest year of its data (Rainbow Trout), the most recent on Sep 18, 2026. Stocked in April, June, July, August and September in two or more years.

2026 Stocking

DateSpeciesFishSize
Sep 18, 2026Rainbow Trout3,6007.99 in
Aug 26, 2026Rainbow Trout88311.12 in
Aug 25, 2026Rainbow Trout64011.12 in
Aug 13, 2026Rainbow Trout1,4667.82 in
Jul 28, 2026Rainbow Trout1,0006.91 in
Jul 10, 2026Rainbow Trout1,2009.65 in
Jun 18, 2026Rainbow Trout2,0005.78 in
Jun 1, 2026Rainbow Trout1,0007.89 in
Apr 23, 2026Rainbow Trout1,8007.12 in

2025 Stocking

DateSpeciesFishSize
Oct 14, 2025Rainbow Trout2,3528.66 in
Sep 2, 2025Rainbow Trout1,15510.7 in
Sep 2, 2025Rainbow Trout2,0007.61 in
Jul 30, 2025Rainbow Trout4,2747.09 in
Jul 30, 2025Rainbow Trout1,1779.59 in
Jul 10, 2025Rainbow Trout5006.66 in
Jun 20, 2025Rainbow Trout2,0008.25 in
Jun 16, 2025Rainbow Trout1,5006.11 in
Apr 28, 2025Rainbow Trout2,0006.88 in

2024 Stocking

DateSpeciesFishSize
Sep 13, 2024Rainbow Trout4,0007.58 in
Aug 20, 2024Rainbow Trout2,0006.65 in
Aug 1, 2024Rainbow Trout2,0006.02 in
Jul 9, 2024Rainbow Trout2,0007.93 in
May 1, 2024Rainbow Trout2,0006.62 in

About This Data

Every row comes from the stocking information published by Montana Fish, Wildlife & Parks, checked Nov 3, 2026. The agency lists this water as “Rainbow Dam Reservoir”. Species and sizes are given as the agency names them; a dash means the agency does not say.

More for Montana Anglers

Stocking dates and places can change without notice; check with the agency before a trip. ReelTourney is not affiliated with Montana Fish, Wildlife & Parks.