South Watuppa Pond
Bristol County, MassachusettsView mapDirections
Nutrients and algae run well above the regional average.
- Hypereutrophic
- Impaired · Algal growth
- #5 of 5 in the county
- Public access
- Limited data
South Watuppa Pond in Bristol County, Massachusetts has a water quality grade of F (Algae-prone). Chlorophyll-a (algae): 43.3 µg/L.
- Type
- Hypereutrophic
- Chlorophyll-a
- 43.3 µg/L
- Public access
- Yes
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Stays near South Watuppa Pond
Compare lakeside cabins, hotels, and vacation rentals near South Watuppa Pond in Bristol County, Massachusetts — 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. The water-quality grade measures nutrients and algae, not lodging — cabins and rentals around South Watuppa Pond are listed below.
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South Watuppa Pond is a highly nutrient-loaded hypereutrophic lake in Bristol County, Massachusetts. Water quality is graded F based on 1 sampling years through 2018. Limited fish-species data available. Public access is available. Compared to the 4 other monitored lakes in Bristol County, South Watuppa Pond ranks #5 for water quality.
Source: EPA Water Quality Portal sampling records, MassDEP, last sampled 2018-09-06. Grade methodology: LakeQuality methodology.
Swimming Safety
Grade onlyLimited data
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.
The F is nutrients and algae, not a swimming clearance. South Watuppa Pond is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth. Check local advisories before you swim.
Water Quality Grade: F (Algae-prone)
No clarity data. Chlorophyll-a 43.3 µg/L. TSI 68. The letter is not a swimming clearance.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | 43.3 µg/L | Poor |
| Trophic State Index (TSI) | 68 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Fishing South Watuppa Pond
EPA Impairment Status
South Watuppa Pond 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 MA61006 · Official waterbody report
County Ranking
Ranked #5 of 5 lakes in Bristol County
Nearby Lakes in Bristol County
Frequently asked questions about South Watuppa Pond
Where is South Watuppa Pond?
- South Watuppa Pond is a lake in Bristol County, Massachusetts. LakeQuality grades it F for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for South Watuppa Pond?
- South Watuppa Pond in Bristol County, Massachusetts has a water quality grade of F (Algae-prone). Chlorophyll-a (algae): 43.3 µg/L.
Is South Watuppa Pond safe to swim in?
- The F is nutrients and algae, not a swimming clearance. South Watuppa Pond is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth. Check local advisories before you swim.
Explore South Watuppa Pond across LakeQuality
Species activity outlook by water temperature and season
Where to stay at Massachusetts's top lakes, each with its grade
Very high nutrients, dense algae, poor clarity
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Where this data comes from
4 measurements from 2 monitoring stations, 2018. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Massachusetts Department of Environmental Protection (MassDEP)
MASSDEP4 samples · 2018
Analytical methods
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
Monitoring station identifiers (2)
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