Where is Buttle Lake?

Buttle Lake is a lake in Campbell River, British Columbia. Its water-quality measurements are published by ENV and shown on this page as reported.

Buttle Lake

Campbell River, British ColumbiaView map Directions

ENV publishes the water-quality measurements for Buttle Lake. Here is what has been measured.

Phosphorus

8 µg/L

Typical for British Columbia

Measured by ENV

Chlorophyll-a

0.4 µg/L

Less algae than most

Measured by ENV

Limited data

See the measurements Directions Where to stay

Buttle Lake in Campbell River, British Columbia has water-quality measurements published by ENV, shown here as reported. Phosphorus: 8 µg/L. Chlorophyll-a (algae): 0.4 µg/L.

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Buttle Lake is a lake in Campbell River County, British Columbia.

Source: the British Columbia Ministry of Environment and Parks — not the EPA Water Quality Portal, last sampled 2026-06-10. 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 Buttle 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.

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Water quality measurements for Buttle Lake

These are the measurements ENV publishes for Buttle Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data. Phosphorus 8 µg/L. Chlorophyll-a 0.4 µg/L. TSI 28.

Water quality readings
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	8µg/L	Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.
Chlorophyll-a (algae)	0.4µg/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.	28	Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic

Low nutrients, clear water. No reading is a swimming clearance.

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Fishing Buttle Lake

→ Buttle Lake fishing regulations (limits, seasons, special rules)

Nearby Lakes in Campbell River

Beadnell Lake11.1 m clear10.9 miView →Middle Quinsam Lake20 miView →Lower Quinsam Lake22.6 miView →Reginald Lake24.7 miView →Merril Lake29.2 miView →

Frequently asked questions about Buttle Lake

Where is Buttle Lake?: Buttle Lake is a lake in Campbell River, British Columbia. Its water-quality measurements are published by ENV and shown on this page as reported.
What is the water quality of Buttle Lake?: Buttle Lake in Campbell River, British Columbia has water-quality measurements published by ENV, shown here as reported. Phosphorus: 8 µg/L. Chlorophyll-a (algae): 0.4 µg/L.
Is Buttle Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.