Neffs Reservoir fishing
Neffs Reservoir was last stocked on Sept. 10, 2026 with 403 arctic grayling (1.8 in. average), according to the Utah DWR fish stocking report. It is a reservoir in Wayne County, Utah. From 2021 to 2026, DWR stocked 1,492 fish here, the 17th most of 34 stocked waters in Wayne County.
Recent stockings at Neffs Reservoir
- Sept. 10, 2026403 arctic grayling, 1.8 in. average
- July 14, 2026200 brook trout, 2.9 in. average
- June 24, 2025201 brook trout, 3.0 in. average
- June 25, 2024195 brook trout, 2.6 in. average
- Aug. 29, 2023200 brook trout, 3.8 in. average
- July 11, 2023293 splake, 2.4 in. average
Newest first, from the Utah DWR stocking report. Full stocking history.
Neffs Reservoir facts
- Last stocked
- Sept. 10, 2026 (61 days ago): 403 arctic grayling
- Stockings in 2026
- 2 (603 fish): 403 arctic grayling and 200 brook trout
- County
- Wayne County
- Stocked since 2021
- brook trout, arctic grayling and splake
- Average size stocked
- 2.6 in. (2021 to 2026)
- County rank
- 17th most fish of 34 stocked waters in Wayne County since 2021
- Name in DWR report
- NEFFS RES TLM
- Nearest water
- Blind Lake (Thousand Lake Mountain), 1.7 mi
- Rules
- Statewide rules (no water-specific entry in the 2026 guidebook)
Neffs Reservoir stocking report, last 12 months
| Sept. 10, 2026 | Arctic grayling | 403 | 1.8 in. |
| July 14, 2026 | Brook trout | 200 | 2.9 in. |
Source: Utah DWR fish stocking report. Stocking data fetched Nov. 10, 2026; newest record dated Nov. 19, 2026. DWR posts stockings after they happen and does not publish schedules.
Neffs Reservoir stocking profile
- First record in the DWR report: July 9, 2002. Since then DWR has logged 23 stockings here in 19 different years, 5,907 fish in all.
- Species stocked 2021 to 2026, by share of fish: brook trout 53% (796 fish), arctic grayling 27% (403 fish) and splake 20% (293 fish).
- Busiest months in the record: July (65% of records) and June (22% of records).
- Stocked fish averaged 2.6 in. from 2021 to 2026 (per-record averages ranged from 1.8 to 3.8 in.).
- Fish stocked 2021 to 2026: 1,492, the 17th most of 34 stocked waters in Wayne County and 713th of 1,076 statewide.
- Nearest other water with a page: Blind Lake (Thousand Lake Mountain), 1.7 mi away.
Computed from Utah DWR stocking records (fish counts and average lengths as DWR reports them). Past stocking is history, not a schedule.
When is Neffs Reservoir stocked?
Based on DWR stocking records, 2021 to 2025. Stocked in 3 of those 5 years.
Stocking dates moved around from year to year, so no single window repeats in 3 or more of the last 5 years.
2025 stocking: 1 record, first on June 24.
DWR does not publish stocking schedules. This is past stocking, not a promise. How we read patterns.
Neffs Reservoir stocking history by year
| Year | Records | Fish | Avg. length | Species |
|---|---|---|---|---|
| 2026 | 2 | 603 | 2.2 in. | Arctic grayling, Brook trout |
| 2025 | 1 | 201 | 3.0 in. | Brook trout |
| 2024 | 1 | 195 | 2.6 in. | Brook trout |
| 2023 | 2 | 493 | 3.0 in. | Brook trout, Splake |
| 2020 | 2 | 262 | 3.3 in. | Splake, Lake trout |
| 2018 | 2 | 205 | 3.0 in. | Splake, Tiger trout |
| 2014 | 1 | 293 | 1.9 in. | Brook trout |
| 2013 | 1 | 312 | 2.5 in. | Brook trout |
| 2012 | 1 | 299 | 2.5 in. | Brook trout |
| 2011 | 1 | 315 | 3.3 in. | Brook trout |
| 2010 | 1 | 319 | 2.6 in. | Brook trout |
| 2009 | 1 | 312 | 2.9 in. | Brook trout |
| 2008 | 1 | 298 | 3.2 in. | Brook trout |
| 2007 | 1 | 300 | 3.2 in. | Brook trout |
| 2006 | 1 | 305 | 2.9 in. | Brook trout |
| 2005 | 1 | 291 | 2.3 in. | Brook trout |
| 2004 | 1 | 293 | 2.3 in. | Brook trout |
| 2003 | 1 | 306 | 2.6 in. | Brook trout |
| 2002 | 1 | 305 | 2.9 in. | Brook trout |
All stocking records 2021 to Nov. 10, 2025 (4)
| June 24, 2025 | Brook trout | 201 | 3.0 in. |
| June 25, 2024 | Brook trout | 195 | 2.6 in. |
| Aug. 29, 2023 | Brook trout | 200 | 3.8 in. |
| July 11, 2023 | Splake | 293 | 2.4 in. |
Fishing rules
No water-specific entry for Neffs Reservoir in the 2026 guidebook: statewide limits apply unless a group entry (such as a drainage) covers it.
From the 2026 Utah Fishing Guidebook, in our own words. Rules can change mid-year: check wildlife.utah.gov/guidebooks before fishing.
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Neffs Reservoir questions
When was Neffs Reservoir last stocked?
The most recent stocking in the DWR report is dated Sept. 10, 2026: 403 arctic grayling.
What fish are in Neffs Reservoir?
Since 2021 DWR has stocked brook trout, arctic grayling and splake.
Stocking: Utah DWR fish stocking report, fetched Nov. 10, 2026. Location: Utah DWR, USGS NHD. Rules: 2026 Utah Fishing Guidebook. Page built Nov. 10, 2026. Found an error? Tell us. Verify rules with DWR before fishing.