When was Alcova Reservoir last stocked?

The latest reported stocking was Jul 1 to 31, 2026 (tiger trout, 12,180 fish), according to Wyoming agency reports.

How often is Alcova Reservoir stocked?

It was stocked 4 times in the last 12 months. Across all years on record, most stockings come in April and October to November.

Is Alcova Reservoir stocked often?

The second most stocked of 28 waters in Natrona County. Stocked more often than 98% of Wyoming waters on our record. We count each day the agency reported stocking it.

What kind of trout are stocked in Alcova Reservoir?

Rainbow trout (18 stockings, 576,818 fish); Kokanee salmon (16 stockings, 333,317 fish); Bear River cutthroat trout (15 stockings, 276,234 fish); Snake River cutthroat trout (4 stockings, 61,779 fish); Tiger trout (3 stockings, 36,680 fish); Brown trout (2 stockings, 14,683 fish).

Alcova Reservoir trout stocking

Natrona County, Wyoming · lake · about 5,501 ft elevation

Alcova Reservoir was last stocked 3 months ago (Jul 1 to 31, 2026). We have 35 stockings on record since Sep 1, 2016, 4 in the last 12 months (171,089 fish). Most stockings come in April and October to November. Species stocked: rainbow trout, kokanee salmon, Bear River cutthroat trout, Snake River cutthroat trout, tiger trout, brown trout.

Last stocked

3 months ago

Jul 1 to 31, 2026

Next planned

Not announced

Last 12 months

4 stockings

171,089 fish

On record

35 stockings

since Sep 1, 2016

The second most stocked of 28 waters in Natrona County.
Stocked more often than 98% of Wyoming waters on our record.

Weather at Alcova Reservoir

Tonight
49°F
Slight Chance Rain Showers then Mostly Cloudy
18% rain · wind 3 mph
Tuesday
69°F
Partly Sunny
11% rain · wind 1 to 5 mph
Tuesday Night
46°F
Partly Cloudy
3% rain · wind 0 to 6 mph
Wednesday
72°F
Sunny
wind 1 to 10 mph
Wednesday Night
44°F
Mostly Clear
wind 3 to 10 mph
Thursday
71°F
Sunny
wind 2 to 7 mph

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

When is Alcova Reservoir stocked?

Most stockings come in April and October to November.

By month, all years

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

Year by year

	Apr	May	Jun	Jul	Sep	Oct	Nov
2026		1		1
2025		1	1			1	1
2024		1				1	1
2023	1					1	1
2022	1	1	1			1	1
2021	1		1	1		1	1
2020			1		1	1
2019	1					1

What is stocked

Species	Stockings	Fish	Fish per stocking	Typical size
Rainbow trout	18	576,818	32,045	8.7 in
Kokanee salmon	16	333,317	20,832	5.4 in
Bear River cutthroat trout	15	276,234	18,416	8.0 in
Snake River cutthroat trout	4	61,779	15,445	8.8 in
Tiger trout	3	36,680	12,227	2.6 in
Brown trout	2	14,683	7,342	6.2 in

Stocking history

20262 stockings · 48,191 fish

Date	Species	Fish	Size
JulyLatest sometime this month	Tiger trout	12,180	3.8 in
May sometime this month	Kokanee salmon	36,011	3.0 in

20254 stockings · 211,767 fish

Date	Species	Fish	Size
November sometime this month	Bear River cutthroat troutRainbow trout	26,642	9.2 in
October sometime this month	Bear River cutthroat troutKokanee salmonRainbow trout	96,256	6.3 in
June sometime this month	Kokanee salmon	45,790	3.4 in
May sometime this month	Bear River cutthroat troutKokanee salmon	43,079	5.9 in

20243 stockings · 137,323 fish

Date	Species	Fish	Size
November sometime this month	Rainbow trout	5,320	8.7 in
October sometime this month	Bear River cutthroat troutKokanee salmonRainbow trout	101,746	6.1 in
May sometime this month	Kokanee salmon	30,257	2.7 in

20233 stockings · 109,854 fish

November rainbow trout, 53,165 fish
October Bear River cutthroat trout, kokanee salmon, 41,249 fish
April Bear River cutthroat trout, 15,440 fish

20225 stockings · 119,638 fish

November kokanee salmon, rainbow trout, 64,547 fish
October Bear River cutthroat trout, 16,533 fish
June kokanee salmon, 19,997 fish
May tiger trout, 2,550 fish
April Bear River cutthroat trout, 16,011 fish

20215 stockings · 148,075 fish

November rainbow trout, 54,858 fish
October Bear River cutthroat trout, kokanee salmon, 31,025 fish
July rainbow trout, 1,612 fish
June rainbow trout, 25,090 fish
April Bear River cutthroat trout, tiger trout, 35,490 fish

20203 stockings · 92,093 fish

October kokanee salmon, rainbow trout, 61,899 fish
September Bear River cutthroat trout, 16,082 fish
June kokanee salmon, 14,112 fish

20192 stockings · 119,998 fish

October Bear River cutthroat trout, kokanee salmon, rainbow trout, Snake River cutthroat trout, 115,217 fish
April brown trout, 4,781 fish

20182 stockings · 96,254 fish

October Bear River cutthroat trout, kokanee salmon, rainbow trout, Snake River cutthroat trout, 96,234 fish
April rainbow trout, 20 fish

20173 stockings · 94,884 fish

November Snake River cutthroat trout, 13,947 fish
October Bear River cutthroat trout, kokanee salmon, rainbow trout, 80,903 fish
April rainbow trout, 34 fish

20163 stockings · 121,434 fish

November Bear River cutthroat trout, rainbow trout, 18,820 fish
October kokanee salmon, rainbow trout, Snake River cutthroat trout, 92,712 fish
September brown trout, 9,902 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.

Where is Alcova Reservoir?

Natrona County, Wyoming. Approximate: the marker is the USGS place-name point for this water, not an agency location.

Directions Larger map Wyoming fishing regulations

Stocked waters near Alcova Reservoir

Gray Reef Reservoirlake · 3 mistocked Apr 1, 2026
Dome Rock Reslake · 15 mistocked Apr 1, 2026
Beulah Belle Lakelake · 21 mistocked Apr 1, 2026

All stocked waters in Natrona County Stocked this week in Wyoming

Questions about Alcova Reservoir

When was Alcova Reservoir last stocked?: The latest reported stocking was Jul 1 to 31, 2026 (tiger trout, 12,180 fish), according to Wyoming agency reports.
How often is Alcova Reservoir stocked?: It was stocked 4 times in the last 12 months. Across all years on record, most stockings come in April and October to November.
Is Alcova Reservoir stocked often?: The second most stocked of 28 waters in Natrona County. Stocked more often than 98% of Wyoming waters on our record. We count each day the agency reported stocking it.
What kind of trout are stocked in Alcova Reservoir?: Rainbow trout (18 stockings, 576,818 fish); Kokanee salmon (16 stockings, 333,317 fish); Bear River cutthroat trout (15 stockings, 276,234 fish); Snake River cutthroat trout (4 stockings, 61,779 fish); Tiger trout (3 stockings, 36,680 fish); Brown trout (2 stockings, 14,683 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.