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Lily Broad

Essex Norfolk and Suffolk, EnglandView mapDirections

EA publishes the water-quality measurements for Lily Broad. Here is what has been measured.

Phosphorus
87.3 µg/L
Typical for England
Measured by EA
Chlorophyll-a
29.2 µg/L
More algae than most
Measured by EA
  • Limited data

Lily Broad in Essex Norfolk and Suffolk, England has official water-quality measurements, shown as reported. Phosphorus: 87.3 µg/L. Chlorophyll-a (algae): 29.2 µg/L.

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How Lily Broad is classified

Lily Broad 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).

Lily Broad is a lake in Essex Norfolk and Suffolk County, England.

Source: the Environment Agency (England) — not the EPA Water Quality Portal, last sampled 2019-08-28. 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 Lily Broad 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 Lily Broad

These are the measurements EA publishes for Lily Broad. More on the source.

No clarity data. Phosphorus 87.3 µg/L. Chlorophyll-a 29.2 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 phosphorus87.3µg/LMeasured, not scored

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

Chlorophyll-a (algae)29.2µg/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

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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 Lily Broad

Where is Lily Broad?

Lily Broad is a lake in Essex Norfolk and Suffolk, England. This page reports official water-quality measurements, shown as reported.

What is the water quality of Lily Broad?

Lily Broad in Essex Norfolk and Suffolk, England has official water-quality measurements, shown as reported. Phosphorus: 87.3 µg/L. Chlorophyll-a (algae): 29.2 µg/L.

Measurements on this page ↑

Is Lily Broad safe to swim in?

Lily Broad 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

13 measurements from 1 monitoring station, 2016–2019. Retrieved from the Environment Agency (England; not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

  • Environment Agency (England)ea-wqa13 samples · 2016–2019
Monitoring station identifiers (1)
  • AN-LIL010

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