Year
|
BOD5 1992-2017 (484)
|
BOD5 2000-2017 (896)
|
Ammonium 1992-2017 (783)
|
Ammonium 2000-2017 (1138)
|
Nitrate 1992-2017 (846)
|
Nitrate 2000-2017 (1213)
|
Phosphate 1992-2017 (799)
|
Phosphate 2000-2017 (1163)
|
1992
|
3.82
|
|
380
|
|
2.25
|
|
0.113
|
|
1993
|
3.63
|
|
391
|
|
2.17
|
|
0.115
|
|
1994
|
3.4
|
|
336
|
|
2.12
|
|
0.096
|
|
1995
|
3.21
|
|
302
|
|
2.07
|
|
0.094
|
|
1996
|
3.21
|
|
340
|
|
2.1
|
|
0.102
|
|
1997
|
3.14
|
|
283
|
|
2.1
|
|
0.094
|
|
1998
|
3.0
|
|
233
|
|
2.2
|
|
0.086
|
|
1999
|
2.88
|
|
207
|
|
2.03
|
|
0.081
|
|
2000
|
2.9
|
3.09
|
200
|
279
|
2.03
|
1.88
|
0.078
|
0.092
|
2001
|
2.84
|
2.98
|
169
|
256
|
1.99
|
1.86
|
0.075
|
0.087
|
2002
|
2.67
|
2.83
|
174
|
244
|
1.94
|
1.83
|
0.077
|
0.089
|
2003
|
2.49
|
2.69
|
189
|
251
|
1.85
|
1.76
|
0.074
|
0.088
|
2004
|
2.36
|
2.47
|
157
|
207
|
2.06
|
1.92
|
0.074
|
0.083
|
2005
|
2.34
|
2.45
|
144
|
180
|
1.92
|
1.83
|
0.069
|
0.076
|
2006
|
2.26
|
2.44
|
154
|
176
|
2.03
|
1.91
|
0.076
|
0.081
|
2007
|
2.27
|
2.43
|
142
|
170
|
1.97
|
1.85
|
0.079
|
0.087
|
2008
|
2.05
|
2.27
|
111
|
151
|
1.9
|
1.78
|
0.062
|
0.073
|
2009
|
2.11
|
2.22
|
116
|
155
|
1.8
|
1.69
|
0.062
|
0.072
|
2010
|
1.92
|
2.11
|
103
|
128
|
1.85
|
1.74
|
0.061
|
0.068
|
2011
|
1.89
|
2.1
|
103
|
132
|
1.73
|
1.62
|
0.052
|
0.058
|
2012
|
1.85
|
2.06
|
98
|
135
|
1.73
|
1.63
|
0.063
|
0.071
|
2013
|
1.82
|
2.04
|
85
|
113
|
1.89
|
1.76
|
0.06
|
0.071
|
2014
|
1.81
|
2.0
|
78
|
96
|
1.77
|
1.65
|
0.056
|
0.073
|
2015
|
1.84
|
2.01
|
70
|
86
|
1.74
|
1.62
|
0.052
|
0.065
|
2016
|
1.77
|
1.97
|
75
|
91
|
1.9
|
1.75
|
0.053
|
0.067
|
2017
|
1.86
|
2.04
|
84
|
101
|
1.87
|
1.72
|
0.056
|
0.07
|