Merrill Lake trout stocking
Cowlitz County, Washington · lake · about 1,541 ft elevation
Merrill Lake was last stocked 36 months ago (Oct 4, 2023). We have 5 stockings on record since Jun 20, 2017. Most stockings come in August. Species stocked: brown trout, rainbow trout.
- Number 7 of 7 stocked waters in Cowlitz County by stocking days.
- Stocked about as often as a typical Washington water on our record.
Weather at Merrill Lake
- This Afternoon63°FMostly Sunny3% rain · wind 3 mph
- Tonight49°FMostly Cloudy12% rain · wind 2 mph
- Tuesday56°FChance Light Rain65% rain · wind 2 mph
- Tuesday Night48°FLight Rain Likely then Mostly Cloudy68% rain · wind 2 mph
- Wednesday63°FMostly Sunny2% rain · wind 2 mph
- Wednesday Night52°FPartly Cloudy3% rain · wind 2 mph
Forecast from the National Weather Service for this location, refreshed hourly.
When is Merrill Lake stocked?
Most stockings come in August.
By month, all years
Year by year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 1 | |||||||||||
| 2020 | 1 | |||||||||||
| 2018 | 1 | 1 | ||||||||||
| 2017 | 1 |
What is stocked
| Species | Stockings | Fish | Fish per stocking |
|---|---|---|---|
| Brown trout | 4 | 11,326 | 2,832 |
| Rainbow trout | 1 | 1,500 | 1,500 |
Stocking history
20231 stocking · 3,000 fish
| Date | Species | Fish | Since previous | Hatchery |
|---|---|---|---|---|
Oct 4Latest Wednesday | Brown trout | 3,000 153 lb | 1133 days | Mossyrock Hatchery |
20201 stocking · 2,326 fish
| Date | Species | Fish | Since previous | Hatchery |
|---|---|---|---|---|
Aug 27 Thursday | Brown trout | 2,326 34 lb | 731 days | Goldendale Hatchery |
20182 stockings · 4,500 fish
| Date | Species | Fish | Since previous | Hatchery |
|---|---|---|---|---|
Aug 27 Monday | Brown trout | 3,000 273 lb | 125 days | Vancouver Hatchery |
Apr 24 Tuesday | Rainbow trout | 1,500 600 lb | 44 weeks | Mossyrock Hatchery |
20171 stocking · 3,000 fish
- Jun 20 brown trout, 3,000 fish
From Washington 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: Washington fishing regulations.
Where is Merrill Lake?
Cowlitz County, Washington. Approximate: the marker is the USGS place-name point for this water, not an agency location.
Stocked waters near Merrill Lake
- Swift Reservoirlake · 10 mistocked May 20, 2026
- Island Lakelake · 20 mistocked Jul 11, 2024
- Soda Peaks Lakelake · 20 mistocked Oct 8, 2025
- Battle Ground Lakelake · 22 mistocked May 20, 2026
- Dee Lakelake · 24 mistocked Jul 23, 2025
- Kwaddis Lakelake · 24 mistocked Sep 17, 2024
- Thomas Lakelake · 25 mistocked Jul 21, 2026
- Heather Lakelake · 25 mistocked Jul 23, 2025
All stocked waters in Cowlitz CountyStocked this week in Washington
Questions about Merrill Lake
- When was Merrill Lake last stocked?
- The latest reported stocking was Oct 4, 2023 (brown trout, 3,000 fish), according to Washington agency reports.
- How often is Merrill Lake stocked?
- Across all years on record, most stockings come in August.
- Is Merrill Lake stocked often?
- Number 7 of 7 stocked waters in Cowlitz County by stocking days. Stocked about as often as a typical Washington water on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Merrill Lake?
- Brown trout (4 stockings, 11,326 fish); Rainbow trout (1 stocking, 1,500 fish).