Lake Rousseau
Citrus County, FloridaEutrophic
Lake Rousseau is a productive, nutrient-rich eutrophic lake in Citrus County, Florida. Water quality is graded D based on 2 sampling years through 2025. Compared to the 46 other monitored lakes in Citrus County, Lake Rousseau ranks #43 for water quality.
Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2025-06-25. Grade methodology: LakeGrade methodology.
Watch Lake Rousseau 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
Very murky, less than 2.3 ft of visibility. Phosphorus level: 31 µg/L. Trophic State Index: 59.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.3 ft | F |
| Phosphorus | 31 µg/L | C |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 59 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Location
County Ranking
Ranked #43 of 47 lakes in Citrus County
Cleaner Lakes Within 30 Miles
Lake Rousseau holds Grade D. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Citrus County
More Florida Lake Rankings
Other Grade D Lakes in Florida
Eutrophic Lakes in Florida
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Data Sources
Water quality data from the EPA Water Quality Portal
Lake size & watershed from HydroLAKES (HydroSHEDS)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2025-06-25
Monitoring stations: 1
Where to stay near Lake Rousseau
Compare lakeside cabins, hotels, and vacation rentals near Lake Rousseau in Citrus County, Florida — live availability and prices for your trip.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.