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LakeQuality

Fleet Pond

West Thames, EnglandView mapDirections

EA publishes the water-quality measurements for Fleet Pond. Here is what has been measured.

Phosphorus
120 µg/L
More phosphorus than most
Measured by EA
Chlorophyll-a
16.4 µg/L
More algae than most
Measured by EA
  • Limited data

Fleet Pond in West Thames, England has official water-quality measurements, shown as reported. Phosphorus: 120 µg/L. Chlorophyll-a (algae): 16.4 µg/L.

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How Fleet Pond is classified

Fleet Pond in England is published with the authority's own measurements and class. The measurements here are published by the agency that samples the lake, as reported. Sampling here has recorded phosphorus and algae (chlorophyll-a), but not water clarity.

LakeQuality publishes no grade of its own beside it. Everything below thathas been measured is reported on this page.

Monitoring: the Environment Agency (England).

Fleet Pond is a lake in West Thames County, England.

Source: the Environment Agency (England) — not the EPA Water Quality Portal, last sampled 2026-05-21. Methodology: how these readings are compared.

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Fleet Pond is safe to swim in today is a call for the Environment Agency (England) and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Fleet Pond

These are the measurements EA publishes for Fleet Pond. More on the source.

No clarity data. Phosphorus 120 µg/L. Chlorophyll-a 16.4 µg/L. TSI 66.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)No reading

How deep a black-and-white disk stays visible from the surface. Higher is clearer.

Total phosphorus120µg/LMeasured, not scored

The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.

Chlorophyll-a (algae)16.4µg/LMeasured, not scored

The green pigment in algae — a direct measure of how much algae is in the water.

Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a.66Eutrophic
OligotrophicMesotrophicEutrophicHypereutrophic

High nutrients, frequent algae, reduced clarity

Ask about Fleet Pond

Answers come straight from the public measurements and survey records on this page.

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Stays near Fleet Pond

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Fishing Fleet Pond

Frequently asked questions about Fleet Pond

Where is Fleet Pond?

Fleet Pond is a lake in West Thames, England. This page reports official water-quality measurements, shown as reported.

What is the water quality of Fleet Pond?

Fleet Pond in West Thames, England has official water-quality measurements, shown as reported. Phosphorus: 120 µg/L. Chlorophyll-a (algae): 16.4 µg/L.

Measurements on this page ↑

Is Fleet Pond safe to swim in?

Fleet Pond has official nutrient and clarity measurements, not a bacteria swim class and not a safety clearance. Algal blooms, currents, and depth are not covered. Always check local notices before swimming.

Swimming on this page ↑

Where this data comes from

210 measurements from 2 monitoring stations, 2016–2026. Retrieved from the Environment Agency (England; not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

  • Environment Agency (England)ea-wqa210 samples · 2016–2026
Monitoring station identifiers (2)
  • TH-PGWL0092
  • TH-LSN0085

Authority classifications are shown as the authority published them. See where the data comes from and data sources.