Upper Big Hollow fishing
Upper Big Hollow was last stocked on May 23, 2025 with 510 tiger trout (9.9 in. average), according to the Utah DWR fish stocking report. It is a lake in Garfield County, Utah. From 2021 to 2026, DWR stocked 2,680 fish here, the 31st most of 65 stocked waters in Garfield County.
Recent stockings at Upper Big Hollow
- May 23, 2025510 tiger trout, 9.9 in. average
- June 12, 2024624 sucker, 6.0 in. average
- May 23, 2024515 tiger trout, 8.9 in. average
- June 14, 2022512 tiger trout, 8.7 in. average
- June 29, 2021519 tiger trout, 9.5 in. average
- May 13, 2020501 tiger trout, 10.0 in. average
Newest first, from the Utah DWR stocking report. Full stocking history.
Upper Big Hollow facts
- Last stocked
- May 23, 2025 (536 days ago): 510 tiger trout
- Stockings in 2026
- None recorded yet in 2026
- County
- Garfield County
- Stocked since 2021
- tiger trout and sucker
- Average size stocked
- 8.5 in. (2021 to 2026)
- County rank
- 31st most fish of 65 stocked waters in Garfield County since 2021
- Name in DWR report
- BIG HOLLOW, UPPER
- Nearest water
- Asay Creek, 1.5 mi
- Rules
- Statewide rules (no water-specific entry in the 2026 guidebook)
Upper Big Hollow stocking report, last 12 months
No stocking recorded in the last 12 months. The most recent record is dated May 23, 2025.
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.
Upper Big Hollow stocking profile
- First record in the DWR report: Oct. 3, 2002. Since then DWR has logged 22 stockings here in 20 different years, 9,585 fish in all.
- Species stocked 2021 to 2026, by share of fish: tiger trout 77% (2,056 fish) and sucker 23% (624 fish).
- Busiest months in the record: June (27% of records) and September (23% of records).
- Stocked fish averaged 8.5 in. from 2021 to 2026 (per-record averages ranged from 6.0 to 9.9 in.).
- Fish stocked 2021 to 2026: 2,680, the 31st most of 65 stocked waters in Garfield County and 582nd of 1,076 statewide.
- Nearest other water with a page: Asay Creek, 1.5 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 Upper Big Hollow stocked?
Based on DWR stocking records, 2021 to 2025. Stocked in 4 of those 5 years.
2025 stocking: 1 record, first on May 23.
In past years, stocking here had usually started by this time of year (4 of the last 5 years). No stocking has been recorded here yet in 2026.
DWR does not publish stocking schedules. This is past stocking, not a promise. How we read patterns.
Upper Big Hollow stocking history by year
| Year | Records | Fish | Avg. length | Species |
|---|---|---|---|---|
| 2025 | 1 | 510 | 9.9 in. | Tiger trout |
| 2024 | 2 | 1,139 | 7.3 in. | Sucker, Tiger trout |
| 2022 | 1 | 512 | 8.7 in. | Tiger trout |
| 2021 | 1 | 519 | 9.5 in. | Tiger trout |
| 2020 | 1 | 501 | 10.0 in. | Tiger trout |
| 2019 | 2 | 510 | 11.7 in. | Tiger trout |
| 2017 | 1 | 435 | 7.0 in. | Cutthroat trout |
| 2016 | 1 | 422 | 7.0 in. | Cutthroat trout |
| 2015 | 1 | 432 | 7.0 in. | Cutthroat trout |
| 2014 | 1 | 400 | 6.8 in. | Cutthroat trout |
| 2012 | 1 | 434 | 2.4 in. | Cutthroat trout |
| 2011 | 1 | 393 | 1.6 in. | Cutthroat trout |
| 2010 | 1 | 415 | 2.0 in. | Cutthroat trout |
| 2009 | 1 | 419 | 2.0 in. | Cutthroat trout |
| 2008 | 1 | 455 | 2.0 in. | Cutthroat trout |
| 2007 | 1 | 470 | 1.5 in. | Cutthroat trout |
| 2005 | 1 | 410 | 1.9 in. | Cutthroat trout |
| 2004 | 1 | 410 | 2.2 in. | Cutthroat trout |
| 2003 | 1 | 399 | 1.8 in. | Cutthroat trout |
| 2002 | 1 | 400 | 2.0 in. | Cutthroat trout |
All stocking records 2021 to Nov. 10, 2025 (5)
| May 23, 2025 | Tiger trout | 510 | 9.9 in. |
| June 12, 2024 | Sucker | 624 | 6.0 in. |
| May 23, 2024 | Tiger trout | 515 | 8.9 in. |
| June 14, 2022 | Tiger trout | 512 | 8.7 in. |
| June 29, 2021 | Tiger trout | 519 | 9.5 in. |
Fishing rules
No water-specific entry for Upper Big Hollow 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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Upper Big Hollow questions
When is Upper Big Hollow stocked?
DWR does not publish stocking schedules. Past records show Upper Big Hollow was stocked in mid to late June (3 of the last 5 years). The most recent stocking in the DWR report is dated May 23, 2025.
What fish are in Upper Big Hollow?
Since 2021 DWR has stocked tiger trout and sucker.
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.