Period

Sample Number

Average THMs level (μg/l) (median)

TCM

DBCM

BDCM

TBM

THMs

Wet Season

26

26.5

2.9

8.4

0.3

37.1

Dry Season

26

21.4

2.1

7.4

0.3

32.7

Total

52

23.6

2.3

7.8

0.3

35.7