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Tooele County

Grantsville Reservoir

Utah DWR logged 12 trout stocking dates at Grantsville Reservoir in 2026 so far, 25,614 fish in all. The latest was on Oct 15, 2026. Utah DWR lists it as “Grantsville Res”.

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

Grantsville Reservoir in numbers

fish stocked in 2026, through Nov 5
25,614
by the same date in 2025
27,706
in all of 2025
27,706
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 2019. Average length is the figure DWR gives for each batch.

Last stocked, Oct 15, 20261,197Rainbow trout, avg 11.16 in
2026 · 25,614 fish on 12 dates
DateSpeciesFishAvg. length
Oct 15Rainbow trout1,19711.16 in
Oct 7Rainbow trout2,72011.6 in
Oct 7Rainbow trout1,36011.6 in
Oct 1Rainbow trout3,0009.66 in
Jun 23Rainbow trout81912.44 in
Jun 8Rainbow trout2,38012.13 in
May 26Rainbow trout1,95911.86 in
May 18Rainbow trout2,30412.02 in
May 11Rainbow trout2,24012.13 in
May 6Rainbow trout87212.74 in
May 6Rainbow trout69012.74 in
May 6Rainbow trout11414.56 in
May 5Rainbow trout94814.56 in
Apr 14Rainbow trout2,00711.24 in
Mar 16Rainbow trout1,50210.6 in
Mar 16Rainbow trout1,50210.6 in
2025 · 27,706 fish on 13 dates
DateSpeciesFishAvg. length
Oct 28Rainbow trout2,40510.88 in
Oct 20Rainbow trout2,43212.47 in
Sep 24Rainbow trout1,40010.49 in
Sep 22Rainbow trout80010.49 in
Sep 22Rainbow trout80013.58 in
Sep 22Rainbow trout40013.58 in
Sep 17Rainbow trout80013.58 in
Sep 17Rainbow trout80013.58 in
Jul 14Rainbow trout91212.78 in
Jul 14Rainbow trout91212.78 in
Jul 10Rainbow trout96012.78 in
Jul 10Rainbow trout96012.78 in
Jul 10Rainbow trout96012.78 in
Jun 6Brown trout2,8903.14 in
May 15Rainbow trout1,16011.68 in
May 15Rainbow trout1,16011.68 in
Apr 21Rainbow trout1,35011.9 in
Apr 21Rainbow trout1,35011.9 in
Mar 12Rainbow trout45510.11 in
Mar 4Rainbow trout1,2005.61 in
Mar 4Rainbow trout1,2005.61 in
Mar 3Rainbow trout1,2005.61 in
Mar 3Rainbow trout1,2005.61 in
Every year since 2019
YearStocking datesFish
20261225,614
20251327,706
20241022,142
20231038,051
20221132,659
20211128,300
20201139,129
2019815,290
2019 – 2026

Trout stocked each year

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

  1. 15k2019: 15,290 fish
  2. 39k2020: 39,129 fish
  3. 28k2021: 28,300 fish
  4. 33k2022: 32,659 fish
  5. 38k2023: 38,051 fish
  6. 22k2024: 22,142 fish
  7. 28k2025: 27,706 fish
  8. 26k2026: 25,614 fish

What is stocked here

All records since 2019
SpeciesFishShare
Rainbow trout226,00199%
Brown trout2,8901%

Where it is

Utah trout stockingAll Tooele County watersRecently stocked in Utah

No single map point is given for this water in the USGS names database, so no map is shown.

Also in Tooele County: Settlement Canyon Reservoir.

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