Lost Lake entrance

Big Rideau Lake

Portland, Ontario, Canada

Location created by
Doris Albert

Group: Big Rideau Lake Association : Big Rideau Lake Water Quality
Lat: 44.7347002
Lng: -76.2254003
Waterbody Type: Lake
Timezone: America/Toronto

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Latest photos

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Observations summary

Other Invasive

Observation tests summary

Air temperature °C

23.0 Latest

23.1 Average

2019-07-08 -> 2023-09-23

Water temperature °C

20.5 Latest

22.0 Average

2019-07-08 -> 2023-09-23

Alkalinity mg/L

80 Latest

123 Average

2019-07-08 -> 2023-09-23

Hardness mg/L

100 Latest

127 Average

2019-07-08 -> 2023-09-23

Dissolved oxygen mg/L

5.0 Latest

7.3 Average

2019-07-08 -> 2023-09-23

Conductivity μS/cm

192 Latest

194 Average

2019-07-08 -> 2023-09-23

Water depth m

1.5 Latest

2.5 Average

2019-07-08 -> 2023-09-23

pH (0-14)

6.8 Latest

7.5 Average

2019-07-08 -> 2023-09-23

Secchi depth m

1.5 Latest

2.4 Average

2019-10-05 -> 2023-09-23

Chlorine ppm

0.0 Latest

0.0 Average

2020-09-20 -> 2023-09-23