Jordanelle Reservoir is a mesotrophic lake in Wasatch County, Utah. Water quality is graded B based on 2 sampling years through 2025. Compared to the 28 other monitored lakes in Wasatch County, Jordanelle Reservoir ranks #14 for water quality.
Source: EPA Water Quality Portal sampling records, Utah DNR, last sampled 2025-08-13. Grade methodology: LakeGrade methodology.
Watch Jordanelle Reservoir water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Moderate clarity, visible to about 8.2 ft. Chlorophyll-a: 1.9 µg/L. Trophic State Index: 42.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 8.2 ft | C |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | 1.9 µg/L | A |
| Trophic State Index (TSI) | 42 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Jordanelle Reservoir
Compare lakeside cabins, hotels, and vacation rentals near Jordanelle Reservoir in Wasatch 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 Jordanelle Reservoir
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a trip to Jordanelle Reservoir?
Get lake water-quality report cards plus the best cabin & lodging deals near Jordanelle Reservoir — straight to your inbox. No spam, unsubscribe anytime.
Fishing Jordanelle Reservoir
Location
County Ranking
Ranked #14 of 29 lakes in Wasatch County
Cleaner Lakes Within 30 Miles
Jordanelle Reservoir holds Grade B. 2 nearby lakes hold higher grades.
- ALake MarySalt Lake County · 9.2 mi · Higher grade (B → A)
- ANla LakeUtah County · 9.7 mi · Higher grade (B → A)
Nearby Lakes in Wasatch County
Explore Jordanelle Reservoir across LakeGrade
More Utah Lake Rankings
Other Grade B Lakes in Utah
Mesotrophic Lakes in Utah
More records, surveys & data sources
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2025-08-13
Monitoring stations: 1