Lake Orange is a productive, nutrient-rich eutrophic lake in Orange County, North Carolina. Water quality is graded D based on 2 sampling years through 2020. Compared to the 6 other monitored lakes in Orange County, Lake Orange ranks #5 for water quality.
Source: EPA Water Quality Portal sampling records, North Carolina DNR, last sampled 2020-09-23. Grade methodology: LakeGrade methodology.
Watch Lake Orange 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
No clarity data. Phosphorus level: 40 µg/L. Chlorophyll-a: 38 µg/L. Trophic State Index: 62.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 40 µg/L | C |
| Chlorophyll-a (Algae) | 38 µg/L | F |
| Trophic State Index (TSI) | 62 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Lake Orange
Compare lakeside cabins, hotels, and vacation rentals near Lake Orange in Orange County, North Carolina — live availability and prices for your trip.
Top-rated places to stay near Lake Orange
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 Lake Orange?
Get lake water-quality report cards plus the best cabin & lodging deals near Lake Orange — straight to your inbox. No spam, unsubscribe anytime.
Fishing Lake Orange
Location
County Ranking
Ranked #5 of 7 lakes in Orange County
Cleaner Lakes Within 30 Miles
Lake Orange holds Grade D. 4 nearby lakes hold higher grades.
- BLake Ben JohnsonOrange County · 5.7 mi · Two grade letters higher (D → B)
- CCorporation LakeOrange County · 5 mi · Higher grade (D → C)
- CWest Fk Eno R ReservoirOrange County · 1.3 mi · Higher grade (D → C)
- CCane Creek ReservoirOrange County · 14.3 mi · Higher grade (D → C)
Nearby Lakes in Orange County
Explore Lake Orange across LakeGrade
More North Carolina Lake Rankings
Top 25 by overall water quality score
Top 25 by Secchi water clarity
Grade A/B + low algae filter
Panfish-rich, public access
Full state directory
Other Grade D Lakes in North Carolina
Eutrophic Lakes in North Carolina
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: 2020-09-23
Monitoring stations: 3