Quarter

BOD₇, mg/l

Total P, mg/l

NH₄-N, mg/l

Total N, mg/l

Q1

<3

0.062

5.3

19

Q2

<3

0.069

4.3

17

Q3

<3.1

0.070

3.1

14

Q4

<3

0.047

3.5

14