Mammoth Lake Fishing and Stocking
Westmoreland County, Pennsylvania. The Pennsylvania Fish and Boat Commission schedules 6 stockings here in the latest year of its data (Golden Rainbow Trout and Rainbow Trout), the most recent scheduled for Oct 13, 2026. The agency publishes a planned schedule: dates can change, and a listed date does not confirm the stocking took place.
2026 Stocking
| Date | Species |
|---|---|
| Oct 13, 2026 | Rainbow Trout |
| Apr 21, 2026 | Rainbow Trout |
| Apr 10, 2026 | Golden Rainbow Trout |
| Apr 10, 2026 | Rainbow Trout |
| Mar 4, 2026 | Golden Rainbow Trout |
| Mar 4, 2026 | Rainbow Trout |
Other Stocked Waters in Westmoreland County
About This Data
Every row comes from the stocking schedule published by the Pennsylvania Fish and Boat Commission, checked Nov 3, 2026. The agency lists this water as “Mammoth Lake”. Species and sizes are given as the agency names them; a dash means the agency does not say.
More for Pennsylvania Anglers
Stocking dates and places can change without notice; check with the agency before a trip. ReelTourney is not affiliated with the Pennsylvania Fish and Boat Commission.