Upper Wheeler Reservoir
Upper Wheeler Reservoir in Chelan County, Washington is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 34 acres.
- Area
- 34 acres
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Why Upper Wheeler Reservoir 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 Upper Wheeler Reservoir, 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 WA Ecology and volunteer programs, and published through the EPA Water Quality Portal. Read the full grading methodology.
Upper Wheeler Reservoir is a 34-acre lake in Chelan County, Washington.
Source: EPA Water Quality Portal sampling records, WA Ecology, last sampled recent years. Grade methodology: LakeQuality methodology.
Watch Upper Wheeler Reservoir water quality
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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 Upper Wheeler Reservoir
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 Upper Wheeler Reservoir
Compare lakeside cabins, hotels, and vacation rentals near Upper Wheeler Reservoir in Chelan County, Washington — 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 Upper Wheeler Reservoir
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Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 34 acres |
No bathymetric survey has been published for Upper Wheeler Reservoir, so its depth is not documented here.
Fishing Upper Wheeler Reservoir
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Frequently asked questions about Upper Wheeler Reservoir
Where is Upper Wheeler Reservoir?
- Upper Wheeler Reservoir is a lake in Chelan County, Washington. LakeQuality has not rated this lake (UNRATED) — no water-quality sampling on record for this lake.
What is the water quality grade for Upper Wheeler Reservoir?
- Upper Wheeler Reservoir in Chelan County, Washington is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 34 acres.
Is Upper Wheeler Reservoir safe to swim in?
- Not rated for swimming — there is not enough monitoring data to judge this lake. Upper Wheeler Reservoir 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 Upper Wheeler Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.