Water Quality
Brahmani River
Rushikulya River
Subernarekha River
Mahanadi River
pH
Year
Panposh U/S
Panposh D/S
Panposh FDS
Bonaigarh
Rengali
Samal
Kamalanga U/S
Kamalanga D/S
Bhuban
Dharmasala
Pottamundai
1991
7.6
7.1
7.2
7.4
7.4
7.5
7.7
7.2
7.4
7.8
7.6
1992
7.7
7.2
7.3
7.7
7.6
7.7
7.8
7.3
7.6
7.6
7.7
1993
7.6
7.8
7.7
7.8
7.7
7.8
7.7
7.8
7.8
7.7
7.7
1994
7.7
8.2
8
7.7
7.7
7.9
7.9
8.1
7.9
7.9
7.9
1995
7.5
8.1
7.7
7.5
7.5
7.8
7.6
8.1
7.7
7.6
7.7
1996
7.6
8.1
7.7
7.5
7.5
7.8
7.5
8.1
7.8
7.7
7.6
1997
7.6
7.8
7.6
7.7
7.6
7.5
7.6
7.9
7.6
7.6
7.6
1998
7.7
8
7.7
7.8
7.6
7.7
7.8
8
7.7
7.8
7.8
1999
7.5
7.5
7.3
7.5
7.4
7.5
7.5
7.4
7.4
7.6
7.5
2000
7.6
7.6
7.6
7.6
7.5
7.6
7.6
7.7
7.6
7.7
7.6
2001
7.7
8.3
7.4
7.7
7.6
7.5
7.59
7.7
7.5
7.8
7.7
DO
Panposh U/S
Panposh D/S
Panposh FDS
Bonaigarh
Rengali
Samal
Kamalanga U/S
Kamalanga D/S
Bhuban
Dharmasala
Pottamundai
1991
8.2
6.7
7.1
7.8
8.4
7.5
8.7
6.5
7.9
7.4
7.1
1992
9
7.3
8.3
9.1
9.5
8.7
9.8
6.8
9.6
8.8
8.7
1993
10
8.4
9.1
10.3
10.6
9.7
9.9
8.3
9.4
9.8
9.8
1994
10.7
9.4
10.1
11.1
10.9
10.1
10.3
8.9
10.1
10.8
10.6
1995
9.4
7.8
9.1
10
9.5
9
9.2
7.5
8.9
9.6
9.6
1996
8.7
7.3
9
9.6
9.3
9.6
9.4
7.4
8.6
9.3
9.3
1997
8.6
7.3
8.5
9
9.1
8.5
8.4
7
8.2
8.5
8.7
1998
7.4
6.5
7.4
7.9
7.9
7.7
7.8
6.2
7.2
7.6
8
1999
7.2
6.1
6.9
7.25
7.11
6.96
6.7
6.3
6.72
7.2
7.3
2000
7.5
6.7
6.97
6.93
7.21
7.21
7
6.4
7.36
7.1
7.3
2001
7.5
6.7
7.1
7.3
7.1
7.7
7.5
6.6
7.7
7.8
7.2
BOD
Year
Panposh U/S
Panposh D/S
Panposh FDS
Bonaigarh
Rengali
Samal
Kamalanga U/S
Kamalanga D/S
Bhuban
Dharmasala
Pottamundai
1991
4.1
7
6.1
2.5
2.8
2.5
2.8
19.5
3.3
3.2
4.4
1992
4.1
5.8
7.9
3.5
3.1
3.1
3.6
11
3.7
3.9
4.4
1993
3.8
6.2
4.5
3.2
3.6
3.6
5.6
11.9
3.2
3.8
4.6
1994
3.4
6.1
4.2
3.1
3.7
3.8
4
8.2
3.2
4.2
4.8
1995
3.9
7.8
5.5
2.8
2.9
3.3
4.5
7.8
3.4
3.7
4.1
1996
3.2
7.2
4.7
2.6
2.8
3.4
3.8
7.1
3.4
2.7
3.3
1997
3.4
5.9
4.4
3.3
3.3
3.8
4.4
7.4
4.4
3.9
3.7
1998
3.5
5.7
4.6
3.5
3.2
3.5
4.2
6
4.9
4.6
3.9
1999
2.88
5.36
3.99
2.83
2.87
2.96
3.5
4.6
3.59
3.7
3
2000
2.9
4.3
3.21
2.9
2.65
2.75
2.7
4.2
3.49
3.5
3.3
2001
2.2
3.6
2.9
2.5
2.2
2.3
2.5
4.2
2.4
2.3
2.5
TC
Year
Panposh U/S
Panposh D/S
Panposh FDS
Bonaigarh
Rengali
Samal
Kamalanga U/S
Kamalanga D/S
Bhuban
Dharmasala
Pottamundai
1991
204
715
1709
240
411
664
419
2016
212
648
3048
1992
1117
1487
6.07
942
494
979
479
2543
375
714
846
1993
597
1010
180
84
389
275
194
849
153
652
975
1994
495
1199
710
141
880
575
524
4875
1429
906
1480
1995
1354
4128
1252
305
825
1044
466
1700
746
938
1564
1996
75
478
266
74
743
587
549
1958
1053
444
1628
1997
396
1910
655
259
771
622
1005
1570
643
685
569
1998
312
862
373
264
278
394
289
1097
375
639
429
1999
795
1424
741.82
241.5
338.33
315.83
597
1044
885.83
889
1208
2000
994
16566
2016.67
316.67
258.83
234.33
351
1481
545.67
1557
699
2001
2035
20523
5083
2851
1344
3499
1945
4675
1420
1480
2850
TSS
Year
Panposh U/S
Panposh D/S
Panposh FDS
Bonaigarh
Rengali
Samal
Kamalanga U/S
Kamalanga D/S
Bhuban
Dharmasala
Pottamundai
1991
325
336
299
216
148
155
189
586
194
164
186
1992
134
246
-
103
84
78
-
361
141
128
108
1993
103
394
655
106
109
109
128
301
124
115
109
1994
168
275
190
142
141
148
146
388
199
141
163
1995
153
260
184
136
147
168
156
389
200
172
179
1996
146
170
143
119
121
146
151
290
123
123
142
1997
117
170
132
129
114
137
125
186
118
123
150
1998
82
112
97
103
100
95
109
208
130
110
113
1999
76
76
41
40.67
60.78
59.44
111
47.56
65.25
64.56
2000
77.42
124.83
112.75
154.5
99.75
69.83
72.33
95
46.58
51.92
50.75
2001
28
28.17
36.33
27.17
32.49
10.67
13.17
1652
487
16
27.17
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