Near mouth

Mississippi River

Ottawa, Ontario, Canada

Location created by
Pat Tait

Group: Ottawa Riverkeeper : Riverwatch
Lat: 45.4377912
Lng: -76.2804794
Waterbody Type: River
Timezone: America/Toronto

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Latest photos

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Observations summary

Mammal

Amphibian

Fish

Plant

Insect

Bird

Loosestrife

Eurasian Milfoil

Reptile

Observation tests summary

Water temperature °C

25.0 Latest

22.2 Average

2014-05-24 -> 2024-07-27

Nitrates mg/L

5.0 Latest

4.0 Average

2014-05-24 -> 2020-08-30

Nitrites mg/L

0.5 Latest

0.5 Average

2014-05-24 -> 2020-08-30

Dissolved oxygen mg/L

10.0 Latest

10.0 Average

2014-05-24 -> 2014-06-23

Phosphates total ppm

0.2 Latest

0.2 Average

2014-05-24 -> 2014-05-24

Secchi depth m

1.5 Latest

1.9 Average

2014-05-24 -> 2024-07-27

pH (0-14)

9.6 Latest

8.0 Average

2014-05-24 -> 2024-07-27

Air temperature °C

28.0 Latest

24.0 Average

2014-06-23 -> 2024-07-27

Conductivity μS/cm

200 Latest

215 Average

2016-07-07 -> 2020-09-26

Alkalinity mg/L

160 Latest

121 Average

2017-08-26 -> 2024-07-27

Hardness mg/L

100 Latest

113 Average

2017-08-26 -> 2024-07-27

Water depth m

2.1 Latest

2.2 Average

2018-06-22 -> 2024-07-27

Ice On

Ice Off

2016-06-26