E1 TRANSPARENCY [m](1)
SITE: Dam site
YEAR: 1984-1986 (average)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
--------------------------------------------------------------------------------------------------------
2.5 2.8 3.4 2.5 2.5 2.2 1.6 1.4 1.4 1.8 1.9 2.3
E2 pH
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
--------------------------------------------------------------------------------------------------------
Depth
S*1 7.2 7.1 7.2 7.1 7.2 8.1 7.2 7.3 7.7 7.3 7.2 7.0
M*2 7.3 7.2 7.3 7.0 7.0 7.1 7.1 6.8 7.1 7.2 7.2 7.3
B*3 7.2 7.2 7.2 7.1 7.0 6.9 6.9 6.8 6.9 7.2 7.2 7.0
*1 Surface. *2 Middle. *3 Bottom.
E3 SS [mg l-1](1)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
--------------------------------------------------------------------------------------------------------
Depth
S*1 3 4 2 3 4 8 3 16 6 4 5 4
M*2 3 3 3 3 3 1 8 45 13 8 5 4
B*3 4 3 2 3 3 1 33 73 28 21 13 5
*1 Surface. *2 Middle. *3 Bottom.
E4 DO [mg l-1]
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
--------------------------------------------------------------------------------------------------------
Depth
S*1 12.8 13.2 12.9 11.8 11.6 10.8 9.8 8.8 8.0 9.0 10.2 11.6
M*2 12.8 13.1 12.8 10.9 10.3 7.6 7.2 6.9 5.9 8.3 9.8 11.4
B*3 12.5 13.1 12.5 10.7 9.5 7.3 5.2 5.5 1.7 8.0 9.4 11.6
*1 Surface. *2 Middle. *3 Bottom.
E5 COD [mg l-1]
Determined by KMnO4 method.
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
--------------------------------------------------------------------------------------------------------
Depth
S*1 1.5 1.6 1.6 1.7 2.6 4.2 3.0 3.0 3.0 2.7 2.4 1.9
M*2 1.6 1.6 1.4 1.4 1.5 1.4 2.0 2.3 2.4 2.2 2.3 1.8
B*3 1.8 1.5 1.6 1.3 1.3 1.3 2.7 2.6 2.4 2.9 2.1 1.8
*1 Surface. *2 Middle. *3 Bottom.
E6 CHLOROPHYLL CONCENTRATION [micro l-1](3)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
--------------------------------------------------------------------------------------------------------
Depth
S*1 2.1 1.9 2.3 5.9 3.7 11.0 5.9 3.7 6.5 3.8 4.3 5.6
M*2 2.3 1.7 2.7 3.5 2.8 3.2 1.8 1.1 1.9 2.9 4.1 5.9
B*3 2.9 1.8 1.9 2.0 0.8 0.6 1.1 0.4 0.9 0.7 3.1 4.2
*1 Surface. *2 Middle. *3 Bottom.
E7 NITROGEN CONCENTRATION (1)
Total-N [mg l-1]
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
--------------------------------------------------------------------------------------------------------
Depth
S*1 0.38 0.44 0.52 0.55 0.45 0.40 0.50 0.59 0.73 0.60 0.46 0.45
M*2 0.37 0.46 0.50 0.60 0.44 0.60 0.69 0.78 0.68 0.54 0.44 0.42
B*3 0.42 0.45 0.54 0.60 0.53 0.49 0.68 0.80 0.79 0.53 0.50 0.40
*1 Surface. *2 Middle. *3 Bottom.
E8 PHOSPHORUS CONCENTRATION (1)
Total-P [micro l-1]
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
--------------------------------------------------------------------------------------------------------
Depth
S*1 10 10 8 11 14 21 23 34 23 21 16 11
M*2 9 9 8 9 7 6 18 41 33 22 14 11
B*3 10 10 12 7 6 7 23 57 33 34 21 11
*1 Surface. *2 Middle. *3 Bottom.
