Hidden Harbour · Lake Association

Lake Water Quality

Live readings from our in-lake monitoring buoy, installed in the deepest NE basin on July 22, 2026 and maintained by AQUA DOC. Sensors record at 2 ft and 8 ft depths.

Readings as of Jul 31, 2026

Current Readings

Every parameter the buoy transmits, from the latest upload.

Water Temperature
79°F
Surface (2 ft)
78°F
Deep (8 ft)
Dissolved Oxygen
10.5 mg/L
2 ft
8.9 mg/L
8 ft
Healthy minimum: 4 mg/L
pH
9.9
Recommended range: 5–10
Conductivity
291 µS/cm
Dissolved-solids indicator
Chlorophyll-a
3.1 RFU
Algae / productivity indicator
Oxidation-Reduction (ORP)
148 mV
Oxidative state of the water

Data collected by AQUA DOC. Interactive seasonal trend charts are being added to this page.