Water Quality Data of Identified Polluted River Stretches in Meghalaya for November 2020
| Water Quality Criteria Location Name | pH 6.5-8.5 |
DO >4.0mg/l |
BOD <3.0mg/l |
FC <2500 MPN/100ml |
TC <5000 MPN/100ml |
FS <500 MPN/100ml |
Water Quality Status |
|---|---|---|---|---|---|---|---|
| Umshyrpi near Law College | 7.0 |
3.5 |
20.0 |
11000 |
40000 |
2300 |
Not Satisfactory |
| Umshyrpi at Umshyrpi Bridge | 7.1 |
6.0 |
7.5 |
3300 |
7900 |
790 |
Not Satisfactory |
| Umkhrah at Demthring | 6.9 |
4.8 |
12.0 |
3800 |
12000 |
1100 |
Not Satisfactory |
| Umkhrah at Umkaliar | 7.0 |
6.3 |
6.2 |
3100 |
7900 |
700 |
Not Satisfactory |
| Umkhrah near Slaughter house | 7.1 |
4.2 |
14.5 |
8400 |
41000 |
2100 |
Not Satisfactory |
| Umkhrah at Mawpdang Mawlai | 7.1 |
4.3 |
13.0 |
7900 |
34000 |
1400 |
Not Satisfactory |
| Umtrew at Byrnihat | 7.1 |
7.8 |
2.2 |
240 |
1100 |
33 |
Satisfactory |
| Nongbah at Nongstoin | 6.9 |
7.9 |
2.2 |
170 |
630 |
21 |
Satisfactory |
| Myntdu at Jowai | 6.8 |
7.7 |
2.3 |
330 |
700 |
24 |
Satisfactory |
| Lunar river (Tributary of Lukha river) at Myndihati | 3.0 |
7.6 |
2.4 |
1.8 |
1.8 |
1.8 |
Not Satisfactory |
| Kyrhuhkhla | 3.6 |
7.5 |
2.3 |
1.8 |
1.8 |
1.8 |
Not Satisfactory |
Bio-Monitoring of Identified Polluted River Stretches in Meghalaya November 2020
| Water Quality Criteria Location Name | Saprobic Index |
Diversity Score |
|---|---|---|
| Umshyrpi near Law College | 2.0 |
0.33 |
| Umshyrpi at Umshyrpi Bridge | 2.5 |
0.4 |
| Umkhrah at Demthring | 2.0 |
0.35 |
| Umkhrah at Umkaliar | 2.5 |
0.42 |
| Umkhrah near Slaughter house | 2.0 |
0.34 |
| Umkhrah at Mawpdang Mawlai | 2.0 |
0.3 |
| Umtrew at Byrnihat | 4.8 |
0.41 |
| Nongbah at Nongstoin | 5.5 |
0.33 |
| Myntdu at Jowai | 6.11 |
0.45 |
| Lunar river (Tributary of Lukha river) at Myndihati | 6.0 |
0.55 |
| Kyrhuhkhla | 3.5 |
0.51 |