Mallards Mere
Kent and South London, EnglandView mapDirections
EA publishes the water-quality measurements for Mallards Mere. Here is what has been measured.
- Limited data
Mallards Mere in Kent and South London, England has official water-quality measurements, shown as reported. Phosphorus: 76 µg/L. Chlorophyll-a (algae): 13 µg/L.
How Mallards Mere is classified
Mallards Mere 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).
Mallards Mere is a lake in Kent and South London County, England.
Source: the Environment Agency (England) — not the EPA Water Quality Portal, last sampled 2026-06-22. 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 Mallards Mere 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 Mallards Mere
These are the measurements EA publishes for Mallards Mere. More on the source.
No clarity data. Phosphorus 76 µg/L. Chlorophyll-a 13 µg/L. TSI 61.
| 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 | 76µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 13µg/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. | 61 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Mallards Mere
Answers come straight from the public measurements and survey records on this page.
Stays via Stay22
Stays near Mallards Mere
Compare lakeside cabins, hotels, and vacation rentals near Mallards Mere in Kent and South London, 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 Mallards Mere
Prices for Oct 2–4, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Follow Mallards Mere’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Mallards Mere
Frequently asked questions about Mallards Mere
Where is Mallards Mere?
- Mallards Mere is a lake in Kent and South London, England. This page reports official water-quality measurements, shown as reported.
What is the water quality of Mallards Mere?
- Mallards Mere in Kent and South London, England has official water-quality measurements, shown as reported. Phosphorus: 76 µg/L. Chlorophyll-a (algae): 13 µg/L.
Is Mallards Mere safe to swim in?
- Mallards Mere 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 Mallards Mere across LakeQuality
More lakes in England
Where this data comes from
6 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-wqa6 samples · 2026
Monitoring station identifiers (1)
TH-LSN0181
Authority classifications are shown as the authority published them. See where the data comes from and data sources.