Dissolved Oxygen (mg/l) for zones A,B,C,D
A	B	C	D
5.2	8.5	10.1	10.7
5.4	7.7	9.5	13.1
4.1	7.4	9.4	12.5
3.5	9.3	8.1	13.4
6.5	6.9	10.8	11.0
5.8	9.3	10.6	12.3
4.9	10.6	10.7	12.2
2.5	8.1	9.9	11.4
6.1	7.2	9.6	11.7
3.3	8.9	9.4	14.2
