Williams Pond is a productive, nutrient-rich eutrophic lake in Barnstable County, Massachusetts. Water quality is graded C based on 1 sampling years through 2018. Limited fish-species data available. Public access is available with 1 public boat landing. Compared to the 12 other monitored lakes in Barnstable County, Williams Pond ranks #10 for water quality.
Source: EPA Water Quality Portal sampling records, Massachusetts DNR, last sampled 2018-08-29. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
No clarity data. Chlorophyll-a: 11 µg/L. Trophic State Index: 54.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | 11 µg/L | C |
| Trophic State Index (TSI) | 54 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Williams Pond
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Fishing Williams Pond
Recreation & Access
Location
County Ranking
Ranked #10 of 13 lakes in Barnstable County
Nearby Lakes in Barnstable County
Explore Williams Pond across LakeGrade
Species activity outlook by water temperature and season
Where to stay at Massachusetts's top lakes, each with its grade
High nutrients, frequent algae, reduced clarity
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More records, surveys & data sources
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Public boat-access points from the USGS National Boat Ramps inventory
Most recent sample: 2018-08-29
Monitoring stations: 1