Polk County, Tennessee · 35.07°N · Water Quality Report Card
Ocoee River Lake
Ocoee River Lake in Polk County, Tennessee has a water quality grade of D (Poor). Water clarity: 7.5 ft visibility. Phosphorus: 50 µg/L.
- Clarity
- 7.5 ft
- Type
- Eutrophic
- Trend
- ↑ Improving
Ocoee River Lake is a productive, nutrient-rich eutrophic lake in Polk County, Tennessee. Water quality is graded D based on 1 sampling years through 2022. Overall water quality is improving over recent sampling years.
Source: EPA Water Quality Portal sampling records, TDEC, last sampled 2022-06-01. Grade methodology: LakeGrade methodology.
Watch Ocoee River Lake water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Swimming not recommended, poor water quality with high algae risk
Water Quality Grade: D (Poor)
Moderate clarity, visible to about 7.5 ft. Phosphorus level: 50 µg/L. Trophic State Index: 54.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 7.5 ft | |
| Phosphorus | 50 µg/L | Poor |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 54 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Ocoee River Lake
Compare lakeside cabins, hotels, and vacation rentals near Ocoee River Lake in Polk County, Tennessee — 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 Ocoee River Lake
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 Ocoee River Lake?
Get lake water-quality report cards plus the best cabin & lodging deals near Ocoee River Lake — straight to your inbox. No spam, unsubscribe anytime.
Planning a whole trip? See where to stay at Tennessee’s top lakes →
Fishing Ocoee River Lake
Water Quality Trend: ↑ Improving
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Phosphorus | ↑ Improving | -1.95 µg/L/yr | 4 |
Location
County Ranking
Ranked #1 of 1 lakes in Polk County
Nearby Lakes in Polk County
Explore Ocoee River Lake across LakeGrade
18.5 mi away · 35 ft
Species activity outlook by water temperature and season
Where to stay at Tennessee's top lakes, each with its grade
High nutrients, frequent algae, reduced clarity
Tennessee's cleanest and most-polluted lakes, ranked
More Tennessee Lake Rankings
Other Grade D Lakes in Tennessee
Eutrophic Lakes in Tennessee
More records, surveys & data sources
Where this data comes from
81 measurements from 3 monitoring stations, 2012–2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- TDEC Division of Water Resources
TDECWR_WQX81 samples · 2012–2022
Analytical methods
- 4500 P E ~ Phosphorus in Water by Colorimetry- Ascorbic Acid Method
- Phosphorus by Colorimetry
Monitoring station identifiers (3)
Grade thresholds come from the U.S. EPA National Lakes Assessment 2022 Technical Support Document (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2022-06-01
Monitoring stations: 3