Heart Lake (X-13) fishing
Heart Lake (X-13) was last stocked on Sept. 18, 2025 with 569 cutthroat trout (1.5 in. average), according to the Utah DWR fish stocking report. It is a lake in Duchesne County, Utah. From 2021 to 2026, DWR stocked 1,686 fish here, the 122nd most of 258 stocked waters in Duchesne County.
Heart Lake (X-13) stocking report, last 12 months
No stocking recorded in the last 12 months. The most recent record is dated Sept. 18, 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 Heart Lake (X-13) stocked?
Based on DWR stocking records, 2021 to 2025. Stocked in 3 of those 5 years.
2025 stocking: 1 record, first on Sept. 18.
In past years, stocking here had usually started by this time of year (3 of the last 5 years). No stocking has been recorded here yet in 2026.
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.
Heart Lake (X-13) stocking profile
- First record in the DWR report: Oct. 3, 2003. Since then DWR has logged 10 stockings here in 10 different years, 5,669 fish in all.
- Species stocked 2021 to 2026, by share of fish: cutthroat trout 100% (1,686 fish).
- Busiest months in the record: September (80% of records) and July (10% of records).
- Stocked fish averaged 1.6 in. from 2021 to 2026 (per-record averages ranged from 1.4 to 1.9 in.).
- Fish stocked 2021 to 2026: 1,686, the 122nd most of 258 stocked waters in Duchesne County and 667th of 1,068 statewide.
- Nearest other water with a page: Survey Lake (RC-20), 1 mi away.
Computed from Utah DWR stocking records (fish counts and average lengths as DWR reports them). Past stocking is history, not a schedule.
Heart Lake (X-13) stocking history by year
| Year | Records | Fish | Avg. length | Species |
|---|---|---|---|---|
| 2025 | 1 | 569 | 1.5 in. | Cutthroat trout |
| 2023 | 1 | 561 | 1.4 in. | Cutthroat trout |
| 2021 | 1 | 556 | 1.9 in. | Cutthroat trout |
| 2019 | 1 | 569 | 1.7 in. | Cutthroat trout |
| 2017 | 1 | 569 | 1.6 in. | Cutthroat trout |
| 2015 | 1 | 549 | 3.3 in. | Cutthroat trout |
| 2013 | 1 | 569 | 2.8 in. | Cutthroat trout |
| 2010 | 1 | 590 | 1.7 in. | Cutthroat trout |
| 2008 | 1 | 565 | 1.4 in. | Cutthroat trout |
| 2003 | 1 | 572 | 1.8 in. | Cutthroat trout |
All stocking records 2021 to Sept. 24, 2025 (3)
| Sept. 18, 2025 | Cutthroat trout | 569 | 1.5 in. |
| Sept. 19, 2023 | Cutthroat trout | 561 | 1.4 in. |
| Sept. 22, 2021 | Cutthroat trout | 556 | 1.9 in. |
Fishing rules
The 2026 Utah Fishing Guidebook lists no water-specific rules for Heart Lake (X-13) under that name, so statewide rules apply unless DWR posts a change. Some waters are covered by a group entry (for example a drainage or its tributaries).
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 Heart Lake (X-13) is stocked
Email me when Heart Lake (X-13) 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.
Heart Lake (X-13) questions
When is Heart Lake (X-13) stocked?
DWR does not publish stocking schedules. Past records show Heart Lake (X-13) was stocked in mid to late September (3 of the last 5 years). The most recent stocking in the DWR report is dated Sept. 18, 2025.
What fish are in Heart Lake (X-13)?
Since 2021 DWR has stocked cutthroat trout.
What are the fishing limits at Heart Lake (X-13)?
The 2026 guidebook lists no water-specific rules under this name, so statewide limits apply unless DWR posts a change. See our statewide limits page and check the guidebook.
Stocking: Utah DWR fish stocking report, fetched Sept. 25, 2026. 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.