Orange-Rowena Lake
Orange-Rowena Lake in Orange County, Florida has a water quality grade of B (Good). Water clarity: 4.5 ft visibility. Phosphorus: 27 µg/L.
- Clarity
- 4.5 ft
- Type
- Eutrophic
- Trend
- ↓ Declining
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Orange-Rowena Lake is a productive, nutrient-rich eutrophic lake in Orange County, Florida. Water quality is graded B based on 1 sampling years through 2023. Overall water quality is declining over recent sampling years. Compared to the 319 other monitored lakes in Orange County, Orange-Rowena Lake ranks #116 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2023-03-02. Grade methodology: LakeQuality methodology.
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Swimming Safety
Grade onlyBacteria A
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Based on E. coli testing, Orange-Rowena Lake never exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 0% of 25 samples across 6 seasons.
This is a historical summary of past testing, not a current condition — bacteria levels change quickly, especially after rain. Always check Florida’s current beach and health-department advisories before swimming.
Water Quality Grade: B (Good)
Murky, only visible to about 4.5 ft. Phosphorus level: 27 µg/L. Trophic State Index: 54.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.5 ft | Not graded |
| Phosphorus | 27 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 54 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Orange-Rowena Lake
Compare lakeside cabins, hotels, and vacation rentals near Orange-Rowena Lake in Orange County, Florida — 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 Orange-Rowena Lake
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Planning a whole trip? See where to stay at Florida’s top lakes →
Fishing Orange-Rowena Lake
Water Quality Trend: ↓ Declining
Based on 6 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.06 m/yr | 6 |
| Phosphorus | ↓ Declining | +1.29 µg/L/yr | 6 |
EPA Impairment Status
Orange-Rowena Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Source: EPA ATTAINS assessment unit FL2997L · Official waterbody report · Matched by proximity (1.19 km)
County Ranking
Ranked #116 of 320 lakes in Orange County
Nearby Lakes in Orange County
Frequently asked questions about Orange-Rowena Lake
Where is Orange-Rowena Lake?
- Orange-Rowena Lake is a lake in Orange County, Florida. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Orange-Rowena Lake?
- Orange-Rowena Lake in Orange County, Florida has a water quality grade of B (Good). Water clarity: 4.5 ft visibility. Phosphorus: 27 µg/L.
Is Orange-Rowena Lake safe to swim in?
- Based on E. coli testing, Orange-Rowena Lake never exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 0% of 25 samples across 6 seasons. That works out to a bacteria swim-safety grade of A — a historical summary of past testing, not a current reading. Orange-Rowena Lake has a water quality grade of B (Good). Bacteria levels can spike quickly after heavy rain, so always check Florida's current beach and health-department advisories before you swim.
Explore Orange-Rowena Lake across LakeQuality
Planning a trip around Canaveral?
Orange-Rowena Lake is about 40 miles from Canaveral National Seashore. Crowds there swing hard by season, so the month you pick changes both how busy the park is and what lodging costs.
Best time to visit Canaveral →More Florida Lake Rankings
Other Grade B Lakes in Florida
Eutrophic Lakes in Florida
Where this data comes from
140 measurements from 3 monitoring stations, 2020–2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FLORIDA LAKEWATCH
21FLKWAT_WQX140 samples · 2020–2023
Monitoring station identifiers (3)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database