Rouse Lake
Orange County, FloridaMesotrophic
Rouse Lake is a mesotrophic lake in Orange County, Florida. Water quality is graded B based on 2 sampling years through 2025. Compared to the 531 other monitored lakes in Orange County, Rouse Lake ranks #143 for water quality.
Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2025-01-28. Grade methodology: LakeGrade methodology.
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Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Murky, only visible to about 5.6 ft. Phosphorus level: 7 µg/L. Trophic State Index: 42.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 5.6 ft | C |
| Phosphorus | 7 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 42 | Mesotrophic |
Moderate nutrients, good water quality
Location
County Ranking
Ranked #143 of 532 lakes in Orange County
Cleaner Lakes Within 30 Miles
Rouse Lake holds Grade B. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Orange County
More Florida Lake Rankings
Other Grade B Lakes in Florida
Bay County · Clarity: 4 ft
Brevard County · Clarity: 9.8 ft
Alachua County · Clarity: 5.5 ft
Seminole County · Clarity: 5 ft
Marion County · Clarity: 7 ft
Hillsborough County · Clarity: 6 ft
Mesotrophic Lakes in Florida
Regulated Pollution Sources Nearby
1 EPA-permitted facility operate within about 5 miles of Rouse Lake under Clean Water Act (NPDES) discharge permits, including 1 classified by the EPA as major discharger. 1 facility has a reported Clean Water Act violation in the past three years.
- Ocud/Eastern Subregional WrfOrlando · 3.6 mi away · NPDES FL0038849MajorRecent violation
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
Data Sources
Water quality data from the EPA Water Quality Portal
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2025-01-28
Monitoring stations: 1
Where to stay near Rouse Lake
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