Black Dicth Pond
Black Dicth Pond in West Thames, England has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 175 µg/L. Chlorophyll-a (algae): 3.5 µg/L.
Why Black Dicth Pond has no A–F grade
Black Dicth Pond 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).
Black Dicth Pond is a lake in West Thames County, England.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2023-09-18. 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 Black Dicth Pond
These readings exist but do not meet the evidence bar for an A–F grade — see why.
No clarity data. Phosphorus level: 175 µg/L. Chlorophyll-a: 3.5 µg/L. Trophic State Index: 61.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | 175 µg/L | Not graded |
| Chlorophyll-a (Algae) | 3.5 µg/L | Not graded |
| Trophic State Index (TSI) | 61 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Black Dicth Pond
Compare lakeside cabins, hotels, and vacation rentals near Black Dicth Pond 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.
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Fishing Black Dicth Pond
Frequently asked questions about Black Dicth Pond
What is the water quality of Black Dicth Pond?
- Black Dicth Pond in West Thames, England has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 175 µg/L. Chlorophyll-a (algae): 3.5 µg/L.
Is Black Dicth Pond safe to swim in?
- Black Dicth 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.
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Where this data comes from
24 measurements from 1 monitoring station, 2022–2023. Retrieved from the Environment Agency (England; not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- Environment Agency (England)
ea-wqa24 samples · 2022–2023
Monitoring station identifiers (1)
TH-PRTS0068
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: 2023-09-18
Monitoring stations: 1