Source

type

Sample

type

Summer DOC (mg/L)^a

Winter DOC (mg/L)^a

n

Median

Mean

90^th percentile

n

Median

Mean

90^th percentile

Well

Raw

18

0.7

1.8

4.0

16

0.7

2.0

4.4

Treated

17

0.8

1.6

4.3

15

0.8

1.7

4.5

Lake

Raw

21

4.0

7.3

11.5

20

4.6

6.6

9.7

Treated

21

2.8

3.2

5.2

20

2.4

3.5

5.6

River

Raw

26

5.9

7.2

14.2

21

4.7

5.8

10.0

Treated

26

2.6

3.4

6.0

21

2.6

2.8

5.4