View all publications

Figure 7.9:

Annual sulphur dioxide (SO2) levels at Penrose, Auckland, 1975–2000 Return to the point in the document where this figure is located.

Note: µg/m3 = micrograms per cubic metre.

Data source: Auckland Regional Council, 2006a.

Text description of figure

Year

Annual average µg/m3

1975

20

1976

18

1977

20

1978

27

1979

22

1980

25

1981

16

1982

8

1983

7

1984

4

1985

2

1986

3

1987

3

1988

3

1989

3

1990

2

1991

2

1992

5

1993

4

1994

4.3

1995

3.5

1996

6.8

1997

9.5

1998

13.3

1999

15.1

2000

12.1