Calder Reservoir fishing

Calder Reservoir was last stocked on June 30, 2025 with 1,473 tiger trout (4.7 in. average), according to the Utah DWR fish stocking report. It is a reservoir in Uintah County, Utah. From 2021 to 2026, DWR stocked 30,017 fish here, the 10th most of 54 stocked waters in Uintah County.

Stocking data fetched Sept. 25, 2026.
Last stockedJune 30, 2025451 days ago, tiger trout
Fish stocked in 202600 records
Records since 202122History back to 2002
Size80as listed by DWR

Calder Reservoir stocking report, last 12 months

No stocking recorded in the last 12 months. The most recent record is dated June 30, 2025.

Source: Utah DWR fish stocking report. Stocking data fetched Sept. 25, 2026; newest record dated Sept. 23, 2026. DWR posts stockings after they happen and does not publish schedules.

When is Calder Reservoir stocked?

Based on DWR stocking records, 2021 to 2025. Stocked in 5 of those 5 years.

mid Maystocked in 3 of the last 5 years, mostly rainbow trout and brown trout.
early Junestocked in 3 of the last 5 years, mostly rainbow trout and brown trout.

2025 stocking: 7 records, first on May 12, last on June 30.

In past years, stocking here had usually started by this time of year (5 of the last 5 years). No stocking has been recorded here yet in 2026.

Years with a stocking in each third of the month, 2021 to 2025:012345

DWR does not publish stocking schedules. Patterns are based on past stocking records and are not a promise of future stocking. Weather, water conditions and hatchery supply change plans. How we read patterns.

Calder Reservoir stocking profile

  • First record in the DWR report: May 20, 2002. Since then DWR has logged 71 stockings here in 23 different years, 178,136 fish in all.
  • Species stocked 2021 to 2026, by share of fish: rainbow trout 73% (22,062 fish), brown trout 13% (4,009 fish), tiger trout 7% (2,124 fish), cutthroat trout 5% (1,502 fish) and sterile grass carp 1% (320 fish).
  • Busiest months in the record: May (52% of records) and June (27% of records).
  • Stocked fish averaged 3.9 in. from 2021 to 2026 (per-record averages ranged from 2.2 to 10.0 in.). The yearly average was 2.3 in. in 2021 and 3.9 in. in 2025.
  • Fish stocked 2021 to 2026: 30,017, the 10th most of 54 stocked waters in Uintah County and 181st of 1,068 statewide.
  • Nearest other water with a page: Crouse Reservoir, 1.3 mi away.

Computed from Utah DWR stocking records (fish counts and average lengths as DWR reports them). Past stocking is history, not a schedule.

Calder Reservoir stocking history by year

Calder Reservoir: DWR stocking records per year. Fish counts are totals of all records that year; average length is weighted by the number of fish.
YearRecordsFishAvg. lengthSpecies
202579,7163.9 in.Tiger trout, Cutthroat trout, Rainbow trout, Sterile grass carp, Brown trout
202443,6883.7 in.Cutthroat trout, Brown trout, Rainbow trout, Sterile grass carp
202335,5024.7 in.Rainbow trout, Brown trout
202266,6534.4 in.Tiger trout, Cutthroat trout, Brown trout, Rainbow trout, Sterile grass carp
202124,4582.3 in.Rainbow trout, Brown trout
202045,8332.8 in.Brown trout, Cutthroat trout, Rainbow trout
201998,6535.5 in.Brown trout, Rainbow trout, Tiger trout, Cutthroat trout
201834,9763.1 in.Cutthroat trout, Rainbow trout, Brown trout
201739,9744.0 in.Rainbow trout, Cutthroat trout, Tiger trout
201647,8994.3 in.Cutthroat trout, Tiger trout, Rainbow trout
201513803.2 in.Tiger trout
201422,9975.4 in.Rainbow trout, Tiger trout
201326,5403.2 in.Cutthroat trout, Rainbow trout
201211,8552.9 in.Rainbow trout
201116,0802.5 in.Rainbow trout
201046,5332.8 in.Cutthroat trout, Rainbow trout
200932,1206.7 in.Trout (mixed), Rainbow trout, Cutthroat trout
200814,9502.8 in.Rainbow trout
200725,5003.4 in.Rainbow trout
2006216,7433.7 in.Rainbow trout
2005321,7563.9 in.Rainbow trout
2003217,4983.7 in.Rainbow trout
2002217,8324.1 in.Rainbow trout
All stocking records 2021 to Sept. 24, 2025 (22)
Calder Reservoir: DWR stocking records 2021 to Sept. 24, 2025.
June 30, 2025 Tiger trout 1,473 4.7 in.
May 30, 2025 Cutthroat trout 270 5.6 in.
May 30, 2025 Cutthroat trout 231 4.9 in.
May 30, 2025 Rainbow trout 5,602 2.7 in.
May 18, 2025 Sterile grass carp 145 6.8 in.
May 13, 2025 Brown trout 997 3.0 in.
May 12, 2025 Rainbow trout 998 9.3 in.
June 3, 2024 Cutthroat trout 501 5.7 in.
June 3, 2024 Brown trout 1,498 2.4 in.
May 20, 2024 Rainbow trout 1,599 3.9 in.
May 16, 2024 Sterile grass carp 90 10.0 in.
June 2, 2023 Rainbow trout 1,000 9.2 in.
June 1, 2023 Rainbow trout 4,000 3.9 in.
June 1, 2023 Brown trout 502 2.2 in.
May 16, 2022 Tiger trout 651 8.8 in.
May 13, 2022 Cutthroat trout 500 5.5 in.
May 13, 2022 Brown trout 517 2.3 in.
May 13, 2022 Rainbow trout 910 8.6 in.
May 5, 2022 Sterile grass carp 85 7.1 in.
April 28, 2022 Rainbow trout 3,990 2.8 in.
June 1, 2021 Rainbow trout 3,963 2.2 in.
June 1, 2021 Brown trout 495 2.8 in.

Fishing rules

Calder Reservoir, Uintah County2026 guidebook, p. 30
  • Trout limit: 1, and it must be over 22 inches.
  • All trout 22 inches or shorter must be released right away.
  • Artificial flies and lures only.

Rules summarized in our own words from the 2026 Utah Fishing Guidebook. DWR can change rules mid-year: check the current guidebook and its updates at wildlife.utah.gov/guidebooks before fishing. See statewide limits.

Access and facilities

Facilities
Restrooms
Boating
Boat ramp
Other activities
Cycling, Hiking, Mountain biking, OHV or 4WD trails, Wildlife watching
Camping
Primitive tent camping
Accessible
Restrooms, Trails/shoreline paths

Facility list from DWR Fish Utah. Check with the land manager before you go; facilities close seasonally.

Email alerts

Email me when Calder Reservoir is stocked

Email me when Calder Reservoir shows up in the DWR stocking report. Alerts start once we switch on email; your choices are saved now.

"Was stocked" alerts come from new rows in the DWR stocking report. "Often stocked around now" heads-ups come from past stocking records only. DWR does not publish stocking schedules, so a heads-up is never a promise. We store your email only for these alerts; ask us to delete it at [email protected]. Privacy.

Waters
Calder Reservoir
Alert types

Calder Reservoir questions

When is Calder Reservoir stocked?

DWR does not publish stocking schedules. Past records show Calder Reservoir was stocked in mid May (3 of the last 5 years) and early June (3 of the last 5 years). The most recent stocking in the DWR report is dated June 30, 2025.

What fish are in Calder Reservoir?

DWR lists cutthroat trout and rainbow trout as likely catches and brown trout and tiger trout as possible. Since 2021 DWR has stocked rainbow trout, brown trout, cutthroat trout, sterile grass carp and tiger trout.

Are there special fishing rules at Calder Reservoir?

Yes. The 2026 Utah Fishing Guidebook lists rules for this water, summarized on this page. Check the guidebook and DWR updates before fishing.

Sources

Stocking: Utah DWR fish stocking report, fetched Sept. 25, 2026. Size, program, species and facilities: DWR Fish Utah. Location: Utah DWR, USGS NHD. Rules: 2026 Utah Fishing Guidebook. Page built Sept. 24, 2026. Found an error? [email protected]. Verify rules with DWR before fishing.