Mongaup Falls Reservoir fish stocking
Lumberland, Sullivan County, New York
Mongaup Falls Reservoir in Lumberland, Sullivan County, New York was last stocked in April 2025 with 1,340 brown trout. Across the 4 years shown here, NYSDEC released 5,255 fish in 4 separate stockings. Stockings here are most common in April and May.
2026 stocking plan
From NYSDEC's published season plan. Plans can change because of weather and hatchery conditions.
| When | Species | Fish | Size |
|---|---|---|---|
| — 2026 | Brown Trout | 1,350 | 8 inches |
When Mongaup Falls Reservoir gets fish
Stocking history
New York reports the month of each stocking, not the exact day.
2025 · 1,340 fish
| Date | Species | Fish | Size |
|---|---|---|---|
| Brown Trout | 1,340 | 7″ |
2024 · 1,360 fish
| Date | Species | Fish | Size |
|---|---|---|---|
| Brown Trout | 1,360 | 8.2″ |
2023 · 1,280 fish
| Date | Species | Fish | Size |
|---|---|---|---|
| Brown Trout | 1,280 | 8.9″ |
2022 · 1,275 fish
| Date | Species | Fish | Size |
|---|---|---|---|
| Brown Trout | 1,275 | 9″ |
Frequently asked questions
When was Mongaup Falls Reservoir last stocked?
NYSDEC records show Mongaup Falls Reservoir was last stocked in April 2025 (about 2 years ago), with 1,340 brown trout.
What fish are stocked in Mongaup Falls Reservoir?
Mongaup Falls Reservoir has been stocked with brown trout in the years shown here (2022–2025).
When does Mongaup Falls Reservoir usually get stocked?
Most fish have been stocked in April and May. Exact dates change from year to year, so check back or see NYSDEC's official stocking page.
Do I need a license to fish Mongaup Falls Reservoir?
Yes, anglers generally need a valid New York fishing license. Check the current New York fishing regulations for seasons, limits and any special rules for Mongaup Falls Reservoir.
Other stocked waters in Sullivan County
Besver kill
Beaverkill
Neversink River
Willowemoc
Beaver Kill
Callicoon Creek North Branch
All 26 stocked waters in Sullivan County →
Source: Fish Stocking Lists (Actual) (data.ny.gov), Current Season Spring Trout Stocking (data.ny.gov). Stocked Lakes is not affiliated with New York State Department of Environmental Conservation. Spot a problem? Let us know.