Near mouth : Mississippi River

Ottawa, Ontario, Canada

Observed by
Pat Tait
pH (0-14) What's this? 7.5
Dissolved oxygen mg/L What's this? 10.0
Secchi depth m What's this? 2.9
Nitrates mg/L What's this? <5
Nitrites mg/L What's this? <0.5
Air temperature °C What's this? 28.0
Water temperature °C What's this? 23.0

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Notes

very little flow. lots of weeds