Sampling date

Discharge (m3∙s−1)

pH

EC (µS∙cm−1)

Temp ˚C

DO (mg∙L−1)

February

1.7

6.4

32.5

23.5

7.6

April

0.3

7.2

51.4

19.3

6.8

June

0.2

6.5

54.2

13.0

6.4

September

0.1

6.5

52.0

17.8

6.8

November

0.3

6.6

44.0

22.5

8.0

CMNQ

0.5

6.8

40.0

22.7

7.6