Water Quality Index of Identified Polluted River Stretches in Meghalaya for August 2025
| Station Code | Water Quality Criteria Location Name | pH 6.5-8.5 | DO >5.0mg/l | BOD <3.0mg/l | FC <2500 MPN/100ml | TC <5000 MPN/100ml | FS <500 MPN/100ml | Water Quality Status |
|---|---|---|---|---|---|---|---|---|
| 3364 | Umshyrpi near Law College | 7.1 |
4.5 |
21.0 |
23000 |
84000 |
6300 |
Not Satisfactory |
| 3365 | Umshyrpi at Umshyrpi Bridge | 7.3 |
5.9 |
8.6 |
4300 |
17000 |
2100 |
Not Satisfactory |
| 3359 | Umkhrah at Demthring | 7.0 |
5.6 |
9.8 |
7900 |
38000 |
2300 |
Not Satisfactory |
| 3360 | Umkhrah at Umkaliar | 6.9 |
6.2 |
3.7 |
3100 |
11000 |
1200 |
Not Satisfactory |
| 3361 | Umkhrah near Slaughter house | 7.1 |
4.6 |
17.0 |
21000 |
79000 |
5800 |
Not Satisfactory |
| 3362 | Umkhrah at Mawpdang Mawlai | 7.2 |
4.9 |
14.0 |
17000 |
70000 |
4700 |
Not Satisfactory |
| 1422 | Umtrew at Byrnihat | 7.2 |
7.4 |
3.9 |
4300 |
7000 |
640 |
Not Satisfactory |
| 3367 | Nongbah at Nongstoin | 6.8 |
7.2 |
2.5 |
1200 |
3300 |
330 |
Satisfactory |
| 1631 | Myntdu at Jowai | 6.7 |
7.5 |
2.4 |
630 |
2800 |
210 |
Satisfactory |
| 3375 | Lunar river (Tributary of Lukha river) at Myndihati | 2.9 |
6.9 |
1.9 |
<1.8 |
<1.8 |
<1.8 |
Not Satisfactory |
| 1428 | Kyrhuhkhla | 3.0 |
6.4 |
2.0 |
<1.8 |
<1.8 |
<1.8 |
Not Satisfactory |