Grant Hansen Reservoir Number Three
Grant Hansen Reservoir Number Three in Duchesne County, Utah is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 26 acres.
- Area
- 26 acres
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Why Grant Hansen Reservoir Number Three has no grade
We grade a lake only when the monitoring record supports a letter: at least three phosphorus or chlorophyll-a samples in the last ten years, scored against EPA National Lakes Assessment thresholds for this lake’s ecoregion. For Grant Hansen Reservoir Number Three, no water-quality sampling on record for this lake.
Not Rated is not an F. It is EPA Integrated Reporting Category 3 — insufficient information. The water here may be excellent or poor; nobody has measured enough of it to say. Everything below that has been measured is still reported on this page.
Sampling is run by Utah DWQ and volunteer programs, and published through the EPA Water Quality Portal. Read the full grading methodology.
Grant Hansen Reservoir Number Three is a 26-acre lake in Duchesne County, Utah.
Source: EPA Water Quality Portal sampling records, Utah DWQ, last sampled recent years. Grade methodology: LakeQuality methodology.
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Swimming Safety
Not ratedElevated nutrients
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Grant Hansen Reservoir Number Three
These readings exist but are not enough for an A–F grade — see why.
No clarity data. Trophic State Index: undefined.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) |
Where to stay near Grant Hansen Reservoir Number Three
Compare lakeside cabins, hotels, and vacation rentals near Grant Hansen Reservoir Number Three in Duchesne County, Utah — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
Top-rated places to stay near Grant Hansen Reservoir Number Three
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Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 26 acres |
No bathymetric survey has been published for Grant Hansen Reservoir Number Three, so its depth is not documented here.
Fishing Grant Hansen Reservoir Number Three
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Frequently asked questions about Grant Hansen Reservoir Number Three
Where is Grant Hansen Reservoir Number Three?
- Grant Hansen Reservoir Number Three is a lake in Duchesne County, Utah. LakeQuality has not rated this lake (UNRATED) — no water-quality sampling on record for this lake.
What is the water quality grade for Grant Hansen Reservoir Number Three?
- Grant Hansen Reservoir Number Three in Duchesne County, Utah is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 26 acres.
Is Grant Hansen Reservoir Number Three safe to swim in?
- Not rated for swimming — there is not enough monitoring data to judge this lake. Grant Hansen Reservoir Number Three is not rated for water quality — its monitoring record does not meet the evidence bar. Always check local health department advisories before swimming.
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Where this data comes from
Measurements for Grant Hansen Reservoir Number Three come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.