Orange County Lake Quality
Vermont, 9 lakes, average grade A (Excellent)
Only 9 lakes in Orange County carry an active grade. The county-level summary is therefore representative of those specific lakes, not necessarily of every water body in the county. On average, Orange County lakes grade an A. That puts it near the top of the {{stateName}} county ranking.
The county's lakes lean shallow, which makes the grades sensitive to wind, sediment-resuspension, and any nutrient inputs from the watershed. The cleanest lake on the books is Lake Fairlee (A); the most-stressed is Harriman Pond (B).
Quick Answers for Orange County
Planning a trip? Check special fishing regulations for Lake Fairlee — or check the official Vermont fishing regulations.
All Lakes in Orange County
| Rank | Lake | Grade | Clarity | Phosphorus |
|---|---|---|---|---|
| 1 | Lake Fairlee | A | 21.7 ft | 14.5 µg/L |
| 2 | Lake Morey | A | 19.7 ft | 14.3 µg/L |
| 3 | Sunset Lake | A | - | 13.6 µg/L |
| 4 | Miller Pond | A | 24.8 ft | 7.3 µg/L |
| 5 | Unnamed Pond Referred To by Dec As Waits | A | - | 6.8 µg/L |
| 6 | Staples Pond | A | - | 9.4 µg/L |
| 7 | Halls Lake | A | 13.9 ft | 12.7 µg/L |
| 8 | Tenney Pond | A | 12.8 ft | 10 µg/L |
| 9 | Harriman Pond | B | 8.2 ft | 18.9 µg/L |
Other Counties in Vermont
See how Orange County stacks up in the national county water-quality rankings, or browse the full directory of graded lakes across all 17 states.
Where to stay near Orange County
Top-rated places to stay near Orange County
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 Orange County?
Get lake water-quality report cards plus the best cabin & lodging deals near Orange County — straight to your inbox. No spam, unsubscribe anytime.
Source: EPA National Aquatic Resource Surveys, 2026.