Minks Bridge, NE of town of Napanee : Napanee River, Ontario

Ontario, Canada

Observed by
Lawrence O'Keeffe
pH (0-14) What's this? 7.5
Dissolved oxygen mg/L What's this? 9.0
Hardness mg/L What's this? 150.0
Alkalinity mg/L What's this? 100.0
Conductivity μS/cm What's this? 235.0
Air temperature °C What's this? 17.0
Water temperature °C What's this? 16.1

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Notes

Surprisingly high reading dissolved oxygen reading compared to all other times this year and compared to readings up river one week ago.

Sunny clear day. Fall is definitely setting in !