Moon Lake fishing
Moon Lake was last stocked on July 16, 2026 with 1,125 walleye (4.6 in. average), according to the Utah DWR fish stocking report. It is a lake in Duchesne County, Utah. From 2021 to 2026, DWR stocked 92,202 fish here, the 3rd most of 258 stocked waters in Duchesne County.
Moon Lake stocking report, last 12 months
| July 16, 2026 | Walleye | 1,125 | 4.6 in. |
| July 13, 2026 | Tiger trout | 1,404 | 10.6 in. |
| June 17, 2026 | Splake | 6,660 | 2.5 in. |
| June 6, 2026 | Rainbow trout | 3,211 | 11.4 in. |
| May 26, 2026 | Rainbow trout | 992 | 11.0 in. |
| May 26, 2026 | Rainbow trout | 991 | 10.7 in. |
| May 22, 2026 | Rainbow trout | 2,470 | 11.0 in. |
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 Moon Lake stocked?
Based on DWR stocking records, 2021 to 2025. Stocked in 5 of those 5 years.
2025 stocking: 4 records, first on May 29, last on Aug. 5.
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.
Moon Lake stocking profile
- First record in the DWR report: May 14, 2002. Since then DWR has logged 121 stockings here in 25 different years, 499,263 fish in all.
- Species stocked 2021 to 2026, by share of fish: splake 47% (43,657 fish), rainbow trout 35% (32,468 fish), tiger trout 16% (14,952 fish) and walleye 1% (1,125 fish).
- Busiest months in the record: June (35% of records) and July (30% of records).
- Stocked fish averaged 6.7 in. from 2021 to 2026 (per-record averages ranged from 2.5 to 12.8 in.). The yearly average was 6.6 in. in 2021 and 7.2 in. in 2025.
- Fish stocked 2021 to 2026: 92,202, the 3rd most of 258 stocked waters in Duchesne County and 69th of 1,068 statewide.
- Nearest other water with a page: Yellowstone River, 6 mi away.
Computed from Utah DWR stocking records (fish counts and average lengths as DWR reports them). Past stocking is history, not a schedule.
Moon Lake stocking history by year
| Year | Records | Fish | Avg. length | Species |
|---|---|---|---|---|
| 2026 | 7 | 16,853 | 7.2 in. | Walleye, Tiger trout, Splake, Rainbow trout |
| 2025 | 4 | 15,792 | 7.2 in. | Splake, Tiger trout, Rainbow trout |
| 2024 | 6 | 14,187 | 7.6 in. | Tiger trout, Splake, Rainbow trout |
| 2023 | 5 | 17,423 | 5.7 in. | Tiger trout, Rainbow trout, Splake |
| 2022 | 6 | 16,048 | 6.4 in. | Tiger trout, Splake, Rainbow trout |
| 2021 | 6 | 11,899 | 6.6 in. | Tiger trout, Splake, Rainbow trout |
| 2020 | 6 | 35,668 | 5.3 in. | Splake, Rainbow trout, Tiger trout |
| 2019 | 4 | 17,751 | 5.8 in. | Rainbow trout, Tiger trout |
| 2018 | 4 | 27,904 | 4.7 in. | Splake, Rainbow trout, Tiger trout |
| 2017 | 3 | 37,051 | 4.2 in. | Rainbow trout, Splake, Tiger trout |
| 2016 | 5 | 20,369 | 4.1 in. | Tiger trout, Splake, Rainbow trout |
| 2015 | 5 | 26,901 | 3.9 in. | Splake, Rainbow trout, Tiger trout |
| 2014 | 4 | 20,434 | 5.0 in. | Rainbow trout, Splake, Tiger trout |
| 2013 | 4 | 17,915 | 4.2 in. | Tiger trout, Splake, Rainbow trout |
| 2012 | 3 | 12,695 | 4.6 in. | Tiger trout, Rainbow trout |
| 2011 | 4 | 23,519 | 4.0 in. | Splake, Tiger trout, Rainbow trout |
| 2010 | 7 | 26,066 | 4.6 in. | Rainbow trout, Splake, Tiger trout |
| 2009 | 3 | 25,590 | 4.8 in. | Splake, Rainbow trout, Tiger trout |
| 2008 | 3 | 15,574 | 6.5 in. | Tiger trout, Splake, Rainbow trout |
| 2007 | 6 | 26,360 | 5.8 in. | Tiger trout, Rainbow trout, Splake |
| 2006 | 6 | 16,674 | 7.1 in. | Splake, Rainbow trout |
| 2005 | 4 | 15,843 | 6.4 in. | Tiger trout, Rainbow trout |
| 2004 | 6 | 17,185 | 5.8 in. | Rainbow trout, Tiger trout |
| 2003 | 7 | 16,884 | 7.4 in. | Splake, Trout (mixed), Rainbow trout |
| 2002 | 3 | 6,678 | 9.3 in. | Rainbow trout |
All stocking records 2021 to Sept. 24, 2025 (27)
| Aug. 5, 2025 | Splake | 6,508 | 3.1 in. |
| July 23, 2025 | Tiger trout | 1,400 | 11.3 in. |
| June 10, 2025 | Rainbow trout | 3,901 | 9.9 in. |
| May 29, 2025 | Rainbow trout | 3,983 | 9.8 in. |
| Aug. 27, 2024 | Tiger trout | 1,501 | 11.5 in. |
| July 9, 2024 | Splake | 6,535 | 2.9 in. |
| July 2, 2024 | Tiger trout | 1,400 | 10.0 in. |
| June 7, 2024 | Rainbow trout | 329 | 12.3 in. |
| May 31, 2024 | Rainbow trout | 2,288 | 12.0 in. |
| May 27, 2024 | Rainbow trout | 2,134 | 12.1 in. |
| Sept. 26, 2023 | Tiger trout | 2,262 | 4.3 in. |
| June 26, 2023 | Tiger trout | 750 | 9.4 in. |
| June 7, 2023 | Rainbow trout | 2,000 | 11.6 in. |
| June 6, 2023 | Splake | 10,012 | 3.3 in. |
| May 26, 2023 | Rainbow trout | 2,399 | 11.1 in. |
| July 27, 2022 | Tiger trout | 3,650 | 4.3 in. |
| July 15, 2022 | Splake | 7,160 | 3.6 in. |
| June 14, 2022 | Rainbow trout | 100 | 12.7 in. |
| May 19, 2022 | Rainbow trout | 2,240 | 12.0 in. |
| May 19, 2022 | Rainbow trout | 2,144 | 12.0 in. |
| May 16, 2022 | Tiger trout | 754 | 8.8 in. |
| Nov. 29, 2021 | Tiger trout | 1,006 | 6.9 in. |
| July 2, 2021 | Splake | 6,782 | 3.3 in. |
| June 9, 2021 | Tiger trout | 825 | 9.4 in. |
| May 26, 2021 | Rainbow trout | 250 | 12.4 in. |
| May 18, 2021 | Rainbow trout | 996 | 12.8 in. |
| May 17, 2021 | Rainbow trout | 2,040 | 12.3 in. |
Fishing rules
- Splake limit: 2, counted toward the statewide trout limit.
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.
Email me when Moon Lake is stocked
Email me when Moon Lake 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.
Moon Lake questions
When is Moon Lake stocked?
DWR does not publish stocking schedules. Past records show Moon Lake was stocked in late May to early June (4 of the last 5 years) and late June to early July (3 of the last 5 years). The most recent stocking in the DWR report is dated July 16, 2026.
What fish are in Moon Lake?
DWR lists brook trout, mountain whitefish, rainbow trout and splake as likely catches and arctic grayling, cutthroat trout, kokanee salmon and tiger trout as possible. Since 2021 DWR has stocked rainbow trout, tiger trout, splake and walleye.
Are there special fishing rules at Moon Lake?
Yes. The 2026 Utah Fishing Guidebook lists rules for this water, summarized on this page. Check the guidebook and DWR updates before fishing.
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.