South Cerney Paly Park Lake
South Cerney Paly Park Lake in West Thames, England has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 20 µg/L. Chlorophyll-a (algae): 3.9 µg/L.
Why South Cerney Paly Park Lake has no A–F grade
South Cerney Paly Park Lake in England is published with the authority's own measurements, not a LakeQuality letter. official authority class; not a LakeQuality A–F letter Sampling here has recorded phosphorus and algae (chlorophyll-a), but not water clarity.
A letter on the LakeQuality scale would be an invention, not an official class. Everything below that has been measured is still reported on this page.
Monitoring: the Environment Agency (England).
South Cerney Paly Park Lake is a lake in West Thames County, England.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2026-03-19. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for South Cerney Paly Park Lake
These readings exist but do not meet the evidence bar for an A–F grade — see why.
No clarity data. Phosphorus level: 20 µg/L. Chlorophyll-a: 3.9 µg/L. Trophic State Index: 46.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | 20 µg/L | Not graded |
| Chlorophyll-a (Algae) | 3.9 µg/L | Not graded |
| Trophic State Index (TSI) | 46 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near South Cerney Paly Park Lake
Compare lakeside cabins, hotels, and vacation rentals near South Cerney Paly Park Lake in West Thames, England — 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.
Top-rated places to stay near South Cerney Paly Park Lake
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Fishing South Cerney Paly Park Lake
Frequently asked questions about South Cerney Paly Park Lake
What is the water quality of South Cerney Paly Park Lake?
- South Cerney Paly Park Lake in West Thames, England has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 20 µg/L. Chlorophyll-a (algae): 3.9 µg/L.
Is South Cerney Paly Park Lake safe to swim in?
- South Cerney Paly Park Lake 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.
Explore South Cerney Paly Park Lake across LakeGrade
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Where this data comes from
20 measurements from 1 monitoring station, 2025–2026. Retrieved from the Environment Agency (England; not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- Environment Agency (England)
ea-wqa20 samples · 2025–2026
Monitoring station identifiers (1)
TH-LSN147
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See methodology and data sources.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2026-03-19
Monitoring stations: 1