Barrow Reservoir Tower Northern Tank
Barrow Reservoir Tower Northern Tank in Wessex, England has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 197 µg/L. Chlorophyll-a (algae): 10.5 µg/L.
Why Barrow Reservoir Tower Northern Tank has no A–F grade
Barrow Reservoir Tower Northern Tank 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).
Barrow Reservoir Tower Northern Tank is a lake in Wessex County, England.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2020-02-25. 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 Barrow Reservoir Tower Northern Tank
These readings exist but do not meet the evidence bar for an A–F grade — see why.
No clarity data. Phosphorus level: 197 µg/L. Chlorophyll-a: 10.5 µg/L. Trophic State Index: 67.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | 197 µg/L | Not graded |
| Chlorophyll-a (Algae) | 10.5 µg/L | Not graded |
| Trophic State Index (TSI) | 67 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Barrow Reservoir Tower Northern Tank
Compare lakeside cabins, hotels, and vacation rentals near Barrow Reservoir Tower Northern Tank in Wessex, 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 Barrow Reservoir Tower Northern Tank
Frequently asked questions about Barrow Reservoir Tower Northern Tank
What is the water quality of Barrow Reservoir Tower Northern Tank?
- Barrow Reservoir Tower Northern Tank in Wessex, England has official water-quality measurements, not a LakeQuality A–F grade. Phosphorus: 197 µg/L. Chlorophyll-a (algae): 10.5 µg/L.
Is Barrow Reservoir Tower Northern Tank safe to swim in?
- Barrow Reservoir Tower Northern Tank 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
34 measurements from 1 monitoring station, 2016–2020. Retrieved from the Environment Agency (England; not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- Environment Agency (England)
ea-wqa34 samples · 2016–2020
Monitoring station identifiers (1)
SW-E8300053
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: 2020-02-25
Monitoring stations: 1