Carlton Ponds
Yorkshire, EnglandView mapDirections
EA publishes the water-quality measurements for Carlton Ponds. Here is what has been measured.
- Limited data
Carlton Ponds in Yorkshire, England has official water-quality measurements, shown as reported. Phosphorus: 280 µg/L. Chlorophyll-a (algae): 11.8 µg/L.
How Carlton Ponds is classified
Carlton Ponds 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).
Carlton Ponds is a lake in Yorkshire County, England.
Source: the Environment Agency (England) — not the EPA Water Quality Portal, last sampled 2026-07-10. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Carlton Ponds 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.
Water quality measurements for Carlton Ponds
These are the measurements EA publishes for Carlton Ponds. More on the source.
No clarity data. Phosphorus 280 µg/L. Chlorophyll-a 11.8 µg/L. TSI 70.
| 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 | 280µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 11.8µg/L | Measured, 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. | 70 | Hypereutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Very high nutrients, dense algae, poor clarity
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Answers come straight from the public measurements and survey records on this page.
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Frequently asked questions about Carlton Ponds
Where is Carlton Ponds?
- Carlton Ponds is a lake in Yorkshire, England. This page reports official water-quality measurements, shown as reported.
What is the water quality of Carlton Ponds?
- Carlton Ponds in Yorkshire, England has official water-quality measurements, shown as reported. Phosphorus: 280 µg/L. Chlorophyll-a (algae): 11.8 µg/L.
Is Carlton Ponds safe to swim in?
- Carlton Ponds 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
8 measurements from 1 monitoring station, 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-wqa8 samples · 2026
Monitoring station identifiers (1)
NE-LSN0399
Authority classifications are shown as the authority published them. See where the data comes from and data sources.