Watertank Reservoir trout stocking
Natrona County, Wyoming · lake
Watertank Reservoir was last stocked 5 months ago (May 1 to 31, 2026). We have 9 stockings on record since May 1, 2017, 1 in the last 12 months (250 fish). Most stockings come in May to June. Species stocked: rainbow trout, brook trout, Snake River cutthroat trout.
- Number 12 of 28 stocked waters in Natrona County by stocking days.
- Stocked about as often as a typical Wyoming water on our record.
When is Watertank Reservoir stocked?
Most stockings come in May to June.
By month, all years
Year by year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | |||||||||||
| 2025 | 1 | |||||||||||
| 2023 | 1 | |||||||||||
| 2022 | 1 | |||||||||||
| 2021 | 1 | |||||||||||
| 2020 | 1 | |||||||||||
| 2019 | 1 | |||||||||||
| 2018 | 1 |
What is stocked
| Species | Stockings | Fish | Fish per stocking | Typical size |
|---|---|---|---|---|
| Rainbow trout | 6 | 2,267 | 378 | 4.0 in |
| Brook trout | 2 | 528 | 264 | 4.2 in |
| Snake River cutthroat trout | 1 | 249 | 249 | 5.9 in |
Stocking history
20261 stocking · 250 fish
| Date | Species | Fish | Size |
|---|---|---|---|
MayLatest sometime this month | Rainbow trout | 250 | 4.0 in |
20251 stocking · 273 fish
| Date | Species | Fish | Size |
|---|---|---|---|
May sometime this month | Brook trout | 273 | 4.2 in |
20231 stocking · 255 fish
| Date | Species | Fish | Size |
|---|---|---|---|
May sometime this month | Brook trout | 255 | 4.1 in |
20221 stocking · 248 fish
- June rainbow trout, 248 fish
20211 stocking · 250 fish
- June rainbow trout, 250 fish
20201 stocking · 249 fish
- June Snake River cutthroat trout, 249 fish
20191 stocking · 243 fish
- June rainbow trout, 243 fish
20181 stocking · 1,001 fish
- April rainbow trout, 1,001 fish
20171 stocking · 275 fish
- May rainbow trout, 275 fish
From Wyoming fish and wildlife agency reports, collected nightly and kept after the agency takes them down. Agencies revise reports; check the agency's report before you go. Seasons and limits: Wyoming fishing regulations.
Other stocked waters in Natrona County
- North Platte River Gray-Alcostreamstocked Sep 1, 2026
- North Platte River Alco-Pathstreamstocked Aug 1, 2026
- Alcova Reservoirlakestocked Jul 1, 2026
- Pathfinder Reservoirlakestocked Jul 1, 2026
- Bryan Stock Trail Pond (Lake Makenzie)pondstocked Jun 1, 2026
- Otter Creekstreamstocked Jun 1, 2026
- Yesness Pondpondstocked Jun 1, 2026
- Goldeneye Reservoirlakestocked May 1, 2026
All stocked waters in Natrona CountyStocked this week in Wyoming
Questions about Watertank Reservoir
- When was Watertank Reservoir last stocked?
- The latest reported stocking was May 1 to 31, 2026 (rainbow trout, 250 fish), according to Wyoming agency reports.
- How often is Watertank Reservoir stocked?
- It was stocked 1 times in the last 12 months. Across all years on record, most stockings come in May to June.
- Is Watertank Reservoir stocked often?
- Number 12 of 28 stocked waters in Natrona County by stocking days. Stocked about as often as a typical Wyoming water on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Watertank Reservoir?
- Rainbow trout (6 stockings, 2,267 fish); Brook trout (2 stockings, 528 fish); Snake River cutthroat trout (1 stocking, 249 fish).
Stocking data from the Wyoming Game and Fish Department's fish stocking report, which records stockings by month with species, number and average length.