Nitrogen form

Proportion (%)

Jan-14

Apr-14

July-14

Nov-14

Jan-15

Apr-15

July-15

Nov-15

Average

Nitrate Nitrogen

Influent

98

98

98

98

97

96

96

96

97.1

Effluent

99

99

99

98

97

96

96

96

97.5

Nitrite Nitrogen

Influent

2

2

2

2

3

4

4

4

2.9

Effluent

1

1

1

2

3

4

4

4

2.5