Observations

Missing

PVC

Fiber Glass

Stainless Steel

Steel

Casing Material

157

47

18

3

14

122

Active

67

8

5

0

7

55

Inactive

45

10

7

2

1

35

Test/Study

45

29

6

1

6

32

% Success of Non-Testing/Study Sites

42%

0%

88%

61%