Upstream of L'Orignal : Ottawa River

Observed by
Dennis Hatfield
pH (0-14) Learn more 6.0
Dissolved oxygen (mg/L) Learn more 9.0
Secchi depth (m) Learn more 1.4
Nitrates (mg/L) Learn more 5.0
Nitrites (mg/L) Learn more 0.5
Water temperature ppt Learn more 20.5

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Notes

Wind E. `10 kph;0.2m chop.Clear overhead; cumulus all around horizon.Several days of E. wind (no clay stirred up in bay) and no rain.