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LakeQuality

Lough Cullaunyheeda

NR
Not yet rated
Mesotrophic
Limited DataMesotrophic

Lough Cullaunyheeda in Clare, Ireland has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 17.5 µg/L. Chlorophyll-a (algae): 1.5 µg/L.

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Why Lough Cullaunyheeda has no A–F grade

Lough Cullaunyheeda in Ireland 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 Environmental Protection Agency of Ireland, via UNEP GEMS/Water, with WFD lake names from EPA Ireland.

Lough Cullaunyheeda is a lake in Clare County, Ireland.

Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2022-10-17. Grade methodology: LakeGrade methodology.

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Swimming Safety

Not rated

Limited data

Not rated for swimming — there is not enough monitoring data to judge this lake

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Water quality measurements for Lough Cullaunyheeda

These readings exist but do not meet the evidence bar for an A–F grade — see why.

No clarity data. Phosphorus level: 17.5 µg/L. Chlorophyll-a: 1.5 µg/L. Trophic State Index: 40.

MetricValueGrade
Water Clarity (Secchi Depth)No recent samples
Phosphorus17.5 µg/LNot graded
Chlorophyll-a (Algae)1.5 µg/LNot graded
Trophic State Index (TSI)40Mesotrophic

Moderate nutrients, good water quality

Where to stay near Lough Cullaunyheeda

Compare lakeside cabins, hotels, and vacation rentals near Lough Cullaunyheeda in Clare, Ireland — 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 Lough Cullaunyheeda

Frequently asked questions about Lough Cullaunyheeda

What is the water quality of Lough Cullaunyheeda?

Lough Cullaunyheeda in Clare, Ireland has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 17.5 µg/L. Chlorophyll-a (algae): 1.5 µg/L.

Is Lough Cullaunyheeda safe to swim in?

Lough Cullaunyheeda 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.

Where this data comes from

11 measurements from 1 monitoring station, 2018–2022. Retrieved from UNEP GEMS/Water GFQA (not the EPA Water Quality Portal) on 2026-08-16.

Collected and reported by

  • European Environment Agencyeuropeanenvironmentagenc11 samples ·

Analytical methods

  • GEMStat OPEN / CC BY 4.0
  • EPA Ireland WFD lake waterbodies CC BY 4.0
Monitoring station identifiers (1)
  • IRL00357

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: 2022-10-17

Monitoring stations: 1

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