Scores

Watershed: Minimally Disturbed
WQ Standards: Stressed
WQ Standards Details
Stressed – pH
Color Scoring System
Good Conditions
Fair Conditions
Poor Conditions

Insufficient Data


Learn How Lakes Are Scored

Water Quality Data

Plots

  • Trophic condition thresholds are indicated by shading:
Hypereutrophic
Eutrophic
Mesotrophic
Oligotrophic
  • Click on “Daily Mean” or “Annual Mean” to toggle on or off the data layer.
Spring Phosphorus
Trend: Stable (p-value = 0.3991)
Summer Phosphorus
Trend: Insufficient Data

Summer Secchi
Trend: Stable (p-value = 0.6767)
Summer Chlorophyll-a
Trend: Stable (p-value = 0.3272)

Lake Information

Info

Town Mount Holly
Planning Basin Ottauquechee-Black-CT
Surface Area 175.6 acres
Basin To Lake Area Ratio 4
Maximum Depth 12 feet
Elevation 1755 feet

Known Invasive Species Infestations

Common Name Scientific Name
Eurasian watermilfoil Myriophyllum spicatum

Long Term Means

Season Long Term Mean # Years Data
Total Phosphorus (ug/L)
Spring 9.0 9
Summer 11.6 3
Secchi Transparency (m)
Summer 2.8 16
Chlorophyll-a (ug/L)
Summer 4.4 7