When was Twin Lake Reservoir Upper last stocked?

The latest reported stocking was Sep 1 to 30, 2024 (Yellowstone cutthroat trout, 843 fish), according to Wyoming agency reports.

How often is Twin Lake Reservoir Upper stocked?

Across all years on record, most stockings come in September.

Is Twin Lake Reservoir Upper stocked often?

Number 21 of 29 stocked waters in Sheridan 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 Twin Lake Reservoir Upper?

Yellowstone cutthroat trout (4 stockings, 28,111 fish); Rainbow trout (1 stocking, 8,091 fish).

Twin Lake Reservoir Upper trout stocking

Sheridan County, Wyoming · lake

Twin Lake Reservoir Upper was last stocked 25 months ago (Sep 1 to 30, 2024). We have 5 stockings on record since Jul 1, 2017. Most stockings come in September. Species stocked: Yellowstone cutthroat trout, rainbow trout.

Last stocked

25 months ago

Sep 1 to 30, 2024

Next planned

Not announced

Last 12 months

0 stockings

On record

5 stockings

since Jul 1, 2017

Number 21 of 29 stocked waters in Sheridan County by stocking days.
Stocked about as often as a typical Wyoming water on our record.

When is Twin Lake Reservoir Upper stocked?

Most stockings come in September.

By month, all years

Stockings of Twin Lake Reservoir Upper by month, all years on record. This month is shown in blue.

Year by year

	Jul	Sep	Oct
2024		1
2020			1
2019		1
2018		1
2017	1

What is stocked

Species	Stockings	Fish	Fish per stocking	Typical size
Yellowstone cutthroat trout	4	28,111	7,028	4.6 in
Rainbow trout	1	8,091	8,091	4.0 in

Stocking history

20241 stocking · 843 fish

Date	Species	Fish	Size
SeptemberLatest sometime this month	Yellowstone cutthroat trout	843	9.8 in

20201 stocking · 8,091 fish

Date	Species	Fish	Size
October sometime this month	Rainbow trout	8,091	4.0 in

20191 stocking · 9,127 fish

Date	Species	Fish	Size
September sometime this month	Yellowstone cutthroat trout	9,127	4.0 in

20181 stocking · 8,310 fish

September Yellowstone cutthroat trout, 8,310 fish

20171 stocking · 9,831 fish

July Yellowstone cutthroat trout, 9,831 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 Sheridan County

Sibley Lakelakestocked Sep 1, 2026
Arrowhead Pondpondstocked Jul 1, 2026
Bear Lodge Pondpondstocked Jul 1, 2026
Calvin Lakelakestocked Jul 1, 2026
Lick Creekstreamstocked Jul 1, 2026
Owen Creekstreamstocked Jul 1, 2026
Sawmill Lake 1lakestocked Jul 1, 2026
Sawmill Lake 2lakestocked Jul 1, 2026

All stocked waters in Sheridan County Stocked this week in Wyoming

Questions about Twin Lake Reservoir Upper

When was Twin Lake Reservoir Upper last stocked?: The latest reported stocking was Sep 1 to 30, 2024 (Yellowstone cutthroat trout, 843 fish), according to Wyoming agency reports.
How often is Twin Lake Reservoir Upper stocked?: Across all years on record, most stockings come in September.
Is Twin Lake Reservoir Upper stocked often?: Number 21 of 29 stocked waters in Sheridan 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 Twin Lake Reservoir Upper?: Yellowstone cutthroat trout (4 stockings, 28,111 fish); Rainbow trout (1 stocking, 8,091 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.