26
Figure 4.4: Historical record of rainfall for
Study Area
’s
meteorological stations, with long-term average
and trend in annual rainfall.
Source: Bureau of Meteorology
0
100
200
300
400
500
600
700
800
900
1956 1961 1966 1971 1976 1981 1986 1991 1996 2001 2006 2011
Annual rainfall (mm)
Adelaide airport
Adelaide Airport
Historical average
Linear (AdelaideAirport)
0
100
200
300
400
500
600
700
800
900
1960 1965 1970 1975 1980 1985 1990 1995 2000 2005 2010
Annual rainfall (mm)
Saltworks
Saltworks
Historical average
Linear (Saltworks)
0
100
200
300
400
500
600
700
800
900
1883
1903
1923
1943
1963
1983
2003
Annual rainfall (mm)
NorthAdelaide
NorthAdelaide
Historical average
Linear (North Adelaide)
0
100
200
300
400
500
600
700
800
900
1877
1897
1917
1937
1957
1977
1997
Annual rainfall (mm)
Pooraka
Pooraka
Historical average
Linear (Pooraka)
0
100
200
300
400
500
600
700
800
900
1912 1922 1932 1942 1952 1962 1972 1982 1992 2002 2012
Annual rainfall (mm)
Seaton
Seaton
Historical average
Linear (Seaton)
Location
Ave annual rainfall
Historical trend
(mm)
(mm/decade)
Adelaide airport
443
-4.8
Saltworks
429
-7.5
North Adelaide
542
-6.8
Pooraka
486
-2.0
Seaton
444
4.2
