Dalton Lake

Dalton Lake last stocked April 28, 2026, with 16 stocking events on record since 2025.

Last stocked

April 28, 2026

Plants on record

16

Since 2025

Species recorded

1

Average size

11.9 in

Surface acres

45.1

Elevation

443 ft

Stocking history

Showing 15 of 16 plants Showing 16 plants

Source: Washington Department of Fish and Wildlife.
Date Species Quantity Avg. length Source
April 28, 2026 Rainbow Trout 75 15.3 in report
April 21, 2026 Rainbow Trout 1,000 10 in report
March 25, 2026 Rainbow Trout 1,620 10.2 in report
March 25, 2026 Rainbow Trout 3,445 9.8 in report
March 25, 2026 Rainbow Trout 75 15.2 in report
March 6, 2026 Rainbow Trout 5,070 9.8 in report
March 6, 2026 Rainbow Trout 150 14.8 in report
February 18, 2026 Rainbow Trout 5,000 10 in report
May 29, 2025 Rainbow Trout 80 15.3 in report
April 21, 2025 Rainbow Trout 1,000 10 in report
April 2, 2025 Rainbow Trout 75 15.3 in report
March 31, 2025 Rainbow Trout 2,250 10 in report
March 18, 2025 Rainbow Trout 3,750 10 in report
March 17, 2025 Rainbow Trout 2,500 10 in report
March 12, 2025 Rainbow Trout 150 15.3 in report
March 4, 2025 Rainbow Trout 5,000 10 in report
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Common questions

When was Dalton Lake last stocked?
Dalton Lake was last stocked on April 28, 2026, according to the Washington Department of Fish and Wildlife.
How often is Dalton Lake stocked?
Dalton Lake has been stocked 16 times since 2025 in the records we have on file.
What species are stocked at Dalton Lake?
Dalton Lake has recorded stockings of Rainbow Trout.

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Access and facts

Shore access
Yes
Boat ramp
Yes

Army Corps of Engineers boat launch at the end of Herman Road off the Pasco-Kahlotus Road, about five miles northeast of Ice Harbor Dam on the Snake River. Good shoreline access on surrounding public land.

Sources: access.boat_ramp (accessed 2026-09-19) , access.shore (accessed 2026-09-19)

Species stocked here

Nearest lakes