Pacific Institute

Table 13. Waterborne Disease Outbreaks in the United States by

Type of Water Supply System, 1971 to 1994

     

Total

Total

Year

Community

Noncommunity

Individual

Outbreaks

Cases

1971

8

8

4

20

5,184

1972

9

19

2

30

1,650

1973

6

16

3

25

1,762

1974

11

9

5

25

8,356

1975

6

16

2

24

10,879

1976

9

23

3

35

5,068

1977

14

18

2

34

3,860

1978

10

19

3

32

11,435

1979

24

13

8

45

9,841

1980

26

20

7

53

20,045

1981

14

18

4

36

4,537

1982

26

15

3

44

3,588

1983

30

9

4

43

21,036

1984

12

5

10

27

1,800

1985

7

14

1

22

1,946

1986

10

10

2

22

1,569

1987

8

6

1

15

22,149

1988

4

8

1

13

2,128

1989

6

5

1

12

2,540

1990

5

7

2

14

1,758

1991

2

13

0

15

12,960

1992

9

14

4

27

4,724

1993

9

4

5

18

404,190

1994

5

5

2

12

1,176

Most data from the Centers for Disease Control and Prevention, Atlanta.
For the complete sources, see The World's Water 1998-1999 (Island Press), p.274.

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