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Sevier County

Koosharem Reservoir

Utah DWR logged 2 trout stocking dates at Koosharem Reservoir in 2026 so far, 16,593 fish in all. The latest was on Oct 1, 2026. Utah DWR lists it as “Koosharem Res”.

Utah DWR data pulled . Latest record in the Utah DWR data for any water: Nov 4, 2026.

Koosharem Reservoir, Utah
Photo: Famartin, CC BY-SA 3.0, Wikimedia Commons

Koosharem Reservoir in numbers

fish stocked in 2026, through Nov 6
16,593
by the same date in 2025
26,856
in all of 2025
26,856
Stocking log

Every stocking record

Counts include small fish (fingerlings) as well as catchable trout; the average length tells them apart. Every trout release Utah DWR lists for this water in the last two years, newest first, then yearly totals since 2020. Average length is the figure DWR gives for each batch.

Last stocked, Oct 1, 202610,591Rainbow trout, avg 3.48 in; Brown trout, avg 3.82 in
2026 · 16,593 fish on 2 dates
DateSpeciesFishAvg. length
Oct 1Rainbow trout8,570 fish8,5703.48 in
Oct 1Brown trout2,021 fish2,0213.82 in
Mar 3Rainbow trout3,001 fish3,0019.32 in
Mar 3Rainbow trout3,001 fish3,0019.32 in
2025 · 26,856 fish on 7 dates
DateSpeciesFishAvg. length
Nov 5Rainbow trout1,947 fish1,94710.39 in
Oct 21Rainbow trout3,009 fish3,0097.85 in
Oct 20Rainbow trout6,000 fish6,0004.92 in
Oct 20Tiger trout1,980 fish1,9805.46 in
Oct 20Brook trout835 fish83513.27 in
Jun 9Splake2,002 fish2,0023.5 in
Apr 9Rainbow trout1,515 fish1,5159.63 in
Apr 2Rainbow trout2,240 fish2,2409.63 in
Apr 2Rainbow trout2,240 fish2,2409.63 in
Mar 27Cutthroat trout5,088 fish5,0888.14 in
Every year since 2020
YearStocking datesFish
2026216,593
2025726,856
2024618,368
2023724,144
2022311,100
2021412,547
2020739,161
2020 – 2026

Trout stocked each year

2026 is outlined because the year is not over. The tallest full year is yellow.

  1. 39k2020: 39,161 fish
  2. 13k2021: 12,547 fish
  3. 11k2022: 11,100 fish
  4. 24k2023: 24,144 fish
  5. 18k2024: 18,368 fish
  6. 27k2025: 26,856 fish
  7. 17k2026: 16,593 fish

What is stocked here

All records since 2020
SpeciesFishShare
Rainbow trout85,05657%
Cutthroat trout33,70723%
Tiger trout11,0867%
Brook trout8,8906%
Splake8,0095%
Brown trout2,0211%

Where it is

Utah trout stockingAll Sevier County watersRecently stocked in Utah

Open on a map

Map point 38.6005, -111.8413: the USGS Geographic Names Information System point for this reservoir (feature 1442363). It marks the water, not a parking lot or a boat launch.

Closest waters on this site

Straight-line distance between USGS map points, not driving distance.

Also in Sevier County: Fish Lake, Monroe Pond, Glenwood Pond, Salina City Pond, Mill Meadow Reservoir, Sevier River, Forsyth Reservoir, Meeks Lake Tlm.

Source: DWR fish stocking report, Utah Division of Wildlife Resources. Pulled . Check the agency and the current fishing rules before you go.

Near Koosharem Reservoir

Boat access, bait shops, rentals and places to stay within 10 miles. Distances are straight lines from the map point of the water, not driving distance.

Bait and tackleNone in 10 mi
Boat rentalNone in 10 mi
Campground1.8miLodging5.9mi

Campgrounds and RV parks

1 listed

Lodging

nearest 2
Compare stays nearbyPartner link (Stay22: Booking.com, Expedia, Vrbo and others). We may earn a commission if you book; the price is the same.

Businesses: Overture Maps Foundation open places data (release 2026-10-21.0, pulled 2026-11-06), from the businesses’ public listings. We have not visited them and do not rank them. Hours and services change, so call ahead.