Naltesby Lake
Lower Chilako River, British ColumbiaView mapDirections
ENV publishes the water-quality measurements for Naltesby Lake. Here is what has been measured.
- Limited data
Naltesby Lake in Lower Chilako River, British Columbia has water-quality measurements published by ENV, shown here as reported. Water clarity: 2.6 m visibility. Phosphorus: 18.7 µg/L. Chlorophyll-a (algae): 5.5 µg/L.
Naltesby Lake is a lake in Lower Chilako River County, British Columbia.
Source: the British Columbia Ministry of Environment and Parks — not the EPA Water Quality Portal, last sampled 2026-08-13. 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 Naltesby Lake is safe to swim in today is a call for the British Columbia Ministry of Environment and Parks and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Naltesby Lake
These are the measurements ENV publishes for Naltesby Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Moderate clarity, visible to about 8.6 ft. Phosphorus 18.7 µg/L. Chlorophyll-a 5.5 µg/L. TSI 47.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 2.62m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 18.7µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 5.5µg/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. | 47 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
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Frequently asked questions about Naltesby Lake
Where is Naltesby Lake?
- Naltesby Lake is a lake in Lower Chilako River, British Columbia. Its water-quality measurements are published by ENV and shown on this page as reported.
What is the water quality of Naltesby Lake?
- Naltesby Lake in Lower Chilako River, British Columbia has water-quality measurements published by ENV, shown here as reported. Water clarity: 2.6 m visibility. Phosphorus: 18.7 µg/L. Chlorophyll-a (algae): 5.5 µg/L.
Is Naltesby Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Naltesby Lake across LakeQuality
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Mesotrophic Lakes in British Columbia
Where this data comes from
79 measurements from 1 monitoring station, 2018–2026. Retrieved from British Columbia EnMoDS (not the EPA Water Quality Portal) on 2026-09-06.
Collected and reported by
- British Columbia Ministry of Environment and Parks
enmods-bc79 samples · 2018–2026
Monitoring station identifiers (1)
E206955
Canadian lakes are published with the measurements their provincial programme reports. See where the data comes from and data sources.