Gaston Pond
Worcester County, Massachusetts16 acresView mapDirections
MassDEP publishes the water-quality measurements for Gaston Pond. Here is what has been measured.
- Mesotrophic
- Limited data
Gaston Pond in Worcester County, Massachusetts has water-quality measurements published by MassDEP, shown here as reported. Chlorophyll-a (algae): 3.5 µg/L. Surface area: 16 acres.
Gaston Pond is a 16-acre mesotrophic lake in Worcester County, Massachusetts. Compared to the 23 other monitored lakes in Worcester County, Gaston Pond ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, MassDEP, last sampled 2016-08-23. Methodology: how these readings are compared.
Swimming conditions
Readings onlyLimited data
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Gaston Pond is safe to swim in today is a call for the Massachusetts Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Gaston Pond
These are the measurements MassDEP publishes for Gaston Pond, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. Chlorophyll-a 3.5 µg/L. TSI 43.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | 3.5µg/L | Good GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 43 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Gaston Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
16 acres
No bathymetric survey has been published for Gaston Pond, so its depth is not documented here.
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Fishing Gaston Pond
Reservoir Info (USACE NID)
Gaston Pond is a man-made reservoir impounded by the Gaston Pond Dam (completed 1915), built primarily for recreation on the Rutland Brook; earth-type dam, 14 ft tall and 250 ft long.
- Surface area
- 16 ac
- Normal storage
- 76 ac-ft
- Max storage
- 140 ac-ft
- Drainage area
- 0.8 sq mi
- Hazard class
- Significant
- Owner
- Town of Barre
Source: USACE National Inventory of Dams, NID ID MA00095 · Operator website
Nearby Lakes in Worcester County
Frequently asked questions about Gaston Pond
Where is Gaston Pond?
- Gaston Pond is a lake in Worcester County, Massachusetts. Its water-quality measurements are published by MassDEP and shown on this page as reported.
What is the water quality of Gaston Pond?
- Gaston Pond in Worcester County, Massachusetts has water-quality measurements published by MassDEP, shown here as reported. Chlorophyll-a (algae): 3.5 µg/L. Surface area: 16 acres.
Is Gaston Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Gaston Pond across LakeQuality
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Where this data comes from
3 measurements from 1 monitoring station, 2016. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Massachusetts Department of Environmental Protection (MassDEP)
MASSDEP3 samples · 2016
Analytical methods
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.