Robbins Pond
Worcester County, MassachusettsView mapDirections
Nutrients and algae run above the regional average.
↓ down from C at the last regrade
- Eutrophic
- Impaired · Algal growth
- #21 of 24 in the county
- Limited data
Robbins Pond in Worcester County, Massachusetts has a water quality grade of D (Nutrient-rich). Chlorophyll-a (algae): 17.4 µg/L.
- Type
- Eutrophic
- Chlorophyll-a
- 17.4 µg/L
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Stays near Robbins Pond
Compare lakeside cabins, hotels, and vacation rentals near Robbins Pond in Worcester 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 Robbins Pond are listed below.
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Watch Robbins Pond’s letter
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Robbins Pond is a productive, nutrient-rich eutrophic lake in Worcester County, Massachusetts. Water quality is graded D based on 1 sampling years through 2017. Compared to the 23 other monitored lakes in Worcester County, Robbins Pond ranks #21 for water quality.
Source: EPA Water Quality Portal sampling records, MassDEP, last sampled 2017-08-22. 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 D is nutrients and algae, not a swimming clearance. Robbins Pond is listed impaired under Clean Water Act §303(d) (IR 4C) for algal growth. Check local advisories before you swim.
Water Quality Grade: D (Nutrient-rich)
No clarity data. Chlorophyll-a 17.4 µg/L. TSI 59. The letter is not a swimming clearance.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | 17.4 µg/L | Poor |
| Trophic State Index (TSI) | 59 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Fishing Robbins Pond
EPA Impairment Status
Robbins Pond is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4C).
Causes of impairment
Source: EPA ATTAINS assessment unit MA81111 · Official waterbody report
County Ranking
Ranked #21 of 24 lakes in Worcester County
Nearby Lakes in Worcester County
Frequently asked questions about Robbins Pond
Where is Robbins Pond?
- Robbins Pond is a lake in Worcester County, Massachusetts. LakeQuality grades it D for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Robbins Pond?
- Robbins Pond in Worcester County, Massachusetts has a water quality grade of D (Nutrient-rich). Chlorophyll-a (algae): 17.4 µg/L.
Is Robbins Pond safe to swim in?
- The D is nutrients and algae, not a swimming clearance. Robbins Pond is listed impaired under Clean Water Act §303(d) (IR 4C) for algal growth. Check local advisories before you swim.
Explore Robbins Pond across LakeQuality
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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Where this data comes from
3 measurements from 1 monitoring station, 2017. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Massachusetts Department of Environmental Protection (MassDEP)
MASSDEP3 samples · 2017
Analytical methods
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
Monitoring station identifiers (1)
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