When was Deer Coulee Reservoir last stocked?

The latest reported stocking was Jun 12, 2026 (rainbow trout, 493 fish), according to Montana agency reports.

How often is Deer Coulee Reservoir stocked?

It was stocked once in the last 12 months.

Is Deer Coulee Reservoir stocked often?

The second most stocked of 4 waters in Petroleum County. Stocked less often than most Montana waters on our record. We count each day the agency reported stocking it.

What kind of trout are stocked in Deer Coulee Reservoir?

Rainbow trout (1 stocking, 493 fish).

Deer Coulee Reservoir trout stocking

Petroleum County, Montana · lake · 2,675 ft elevation

Deer Coulee Reservoir was last stocked 5 months ago (Jun 12, 2026). We have 1 stocking on record since Jun 12, 2026, 1 in the last 12 months (493 fish). Species stocked: rainbow trout.

Last stocked

5 months ago

Jun 12, 2026

Next planned

Not announced

Last 12 months

1 stocking

493 fish

On record

1 stocking

since Jun 12, 2026

The second most stocked of 4 waters in Petroleum County.
Stocked less often than most Montana waters on our record.

Weather at Deer Coulee Reservoir

Today
46°F
Sunny
wind 5 mph
Tonight
33°F
Partly Cloudy
wind 1 to 9 mph
Thursday
53°F
Sunny
wind 3 to 9 mph
Thursday Night
35°F
Partly Cloudy
wind 5 to 8 mph
Friday
54°F
Sunny
wind 8 mph
Friday Night
41°F
Mostly Clear
wind 6 to 9 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	1	493	493	4.6 in

Stocking history

20261 stocking · 493 fish

Date	Species	Fish	Size	Hatchery
Jun 12Latest Friday	Rainbow trout	493	4.6 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 Deer Coulee Reservoir?

Petroleum 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 Deer Coulee Reservoir

Manuel Reservoir #2lake · 22 mistocked Jun 12, 2026
Ryan Pondslake · 24 mistocked May 7, 2026
Chamberlain Reservoir #3lake · 24 mistocked May 7, 2026

All stocked waters in Petroleum County Stocked this week in Montana

Questions about Deer Coulee Reservoir

When was Deer Coulee Reservoir last stocked?: The latest reported stocking was Jun 12, 2026 (rainbow trout, 493 fish), according to Montana agency reports.
How often is Deer Coulee Reservoir stocked?: It was stocked once in the last 12 months.
Is Deer Coulee Reservoir stocked often?: The second most stocked of 4 waters in Petroleum County. Stocked less often than most Montana waters on our record. We count each day the agency reported stocking it.
What kind of trout are stocked in Deer Coulee Reservoir?: Rainbow trout (1 stocking, 493 fish).