Observation Well 320, Brainthwaite Estates, Cherry Point Aquifer
21.5
22.0
22.5
23.0
23.5
24.0
24.5
25.0
25.5
Jan-85
Jan-86
Jan-87
Jan-88
Jan-89
Jan-90
Jan-91
Jan-92
Jan-93
Jan-94
Jan-95
Jan-96
Jan-97
Jan-98
Jan-99
Jan-00
Jan-01
Jan-02
Jan-03
Jan-04
Jan-05
Jan-06
Jan-07
Water level (m below ground surface)
600
800
1000
1200
1400
1600
1800
2000
Annual precipitation (mm)
Observation Well 233, Cowichan Bay, Cherry Point Aquifer
25.0
27.0
29.0
31.0
33.0
35.0
37.0
39.0
41.0
43.0
45.0
Jan-85
Jan-86
Jan-87
Jan-88
Jan-89
Jan-90
Jan-91
Jan-92
Jan-93
Jan-94
Jan-95
Jan-96
Jan-97
Jan-98
Jan-99
Jan-00
Jan-01
Jan-02
Jan-03
Jan-04
Jan-05
Jan-06
Jan-07
Water level (m below ground surface)
600
800
1000
1200
1400
1600
1800
2000
Annual precipitation (mm)
Observation Well 345, Arbutus Ridge, Cherry Point Aquifer
40.0
45.0
50.0
55.0
60.0
65.0
Jan-85
Jan-86
Jan-87
Jan-88
Jan-89
Jan-90
Jan-91
Jan-92
Jan-93
Jan-94
Jan-95
Jan-96
Jan-97
Jan-98
Jan-99
Jan-00
Jan-01
Jan-02
Jan-03
Jan-04
Jan-05
Jan-06
Jan-07
Water level (m below ground surface)
600
800
1000
1200
1400
1600
1800
2000
Annual precipitation (mm)
Water Level
Annual Precipitation (Shawnigan Lake)
S i
2
S i 3
