When was Cook Reservoir 2 last stocked?

The latest reported stocking was May 27, 2026 (rainbow trout, 1,014 fish), according to Montana agency reports.

How often is Cook Reservoir 2 stocked?

It was stocked once in the last 12 months.

Is Cook Reservoir 2 stocked often?

Number 4 of 11 stocked waters in Meagher County by stocking days. Stocked about as often as a typical Montana water on our record. We count each day the agency reported stocking it.

What kind of trout are stocked in Cook Reservoir 2?

Rainbow trout (2 stockings, 2,013 fish).

Cook Reservoir 2 trout stocking

Meagher County, Montana · lake · 5,389 ft elevation

Cook Reservoir 2 was last stocked 5 months ago (May 27, 2026). We have 2 stockings on record since Jun 4, 2025, 1 in the last 12 months (1,014 fish). Species stocked: rainbow trout.

Last stocked

5 months ago

May 27, 2026

Next planned

Not announced

Last 12 months

1 stocking

1,014 fish

On record

2 stockings

since Jun 4, 2025

Number 4 of 11 stocked waters in Meagher County by stocking days.
Stocked about as often as a typical Montana water on our record.

Weather at Cook Reservoir 2

Overnight
35°F
Partly Cloudy
wind 16 mph
Sunday
56°F
Mostly Sunny
3% rain · wind 8 to 16 mph
Sunday Night
33°F
Mostly Cloudy
5% rain · wind 2 to 7 mph
Monday
52°F
Mostly Cloudy
7% rain · wind 2 to 6 mph
Monday Night
35°F
Mostly Cloudy
11% rain · wind 5 to 8 mph
Tuesday
51°F
Partly Sunny
11% rain · wind 7 to 15 mph

Forecast from the National Weather Service for this location, refreshed hourly.

What is stocked

Species	Stockings	Fish	Fish per stocking	Typical size
Rainbow trout	2	2,013	1,007	5.0 in

Stocking history

20261 stocking · 1,014 fish

Date	Species	Fish	Size	Since previous	Hatchery
May 27Latest Wednesday	Rainbow trout	1,014	4.5 in	51 weeks	Big Springs Trout Hatchery

20251 stocking · 999 fish

Date	Species	Fish	Size	Since previous	Hatchery
Jun 4 Wednesday	Rainbow trout	999	5.0 in		Big Springs Trout Hatchery

From Montana 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: Montana fishing regulations.

Where is Cook Reservoir 2?

Meagher County, Montana. The marker is the agency's location for this water; streams are often stocked at several access points.

Directions Larger map Montana fishing regulations

Stocked waters near Cook Reservoir 2

Edith Lakelake · 8 mistocked Sep 17, 2025
Gipsy Lakelake · 9 mistocked Jun 5, 2026
Grace Lakelake · 9 mistocked Sep 17, 2025
Upper Baldy Lakelake · 10 mistocked Sep 17, 2025
Newlan Reservoirlake · 14 mistocked Sep 18, 2026
Castle Lakelake · 15 mistocked Sep 17, 2025
Lake Sutherlinlake · 19 mistocked Jun 30, 2026
Bonanza Reservoirlake · 22 mistocked May 27, 2026

All stocked waters in Meagher County Stocked this week in Montana

Questions about Cook Reservoir 2

When was Cook Reservoir 2 last stocked?: The latest reported stocking was May 27, 2026 (rainbow trout, 1,014 fish), according to Montana agency reports.
How often is Cook Reservoir 2 stocked?: It was stocked once in the last 12 months.
Is Cook Reservoir 2 stocked often?: Number 4 of 11 stocked waters in Meagher County by stocking days. Stocked about as often as a typical Montana water on our record. We count each day the agency reported stocking it.
What kind of trout are stocked in Cook Reservoir 2?: Rainbow trout (2 stockings, 2,013 fish).