Water Quality Index of Identified Polluted River Stretches in Meghalaya for May 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 | 7.0 |
2.8 |
27.0 |
38000 |
120000 |
7000 |
Not Satisfactory |
| 3365 | Umshyrpi at Umshyrpi Bridge | 6.8 |
4.9 |
13.0 |
5400 |
35000 |
2100 |
Not Satisfactory |
| 3359 | Umkhrah at Demthring | 7.0 |
3.9 |
26.0 |
17000 |
70000 |
3100 |
Not Satisfactory |
| 3360 | Umkhrah at Umkaliar | 7.0 |
5.1 |
7.3 |
4100 |
17000 |
1700 |
Not Satisfactory |
| 3361 | Umkhrah near Slaughter house | 6.7 |
2.8 |
24.0 |
33000 |
110000 |
7900 |
Not Satisfactory |
| 3362 | Umkhrah at Mawpdang Mawlai | 6.9 |
3.2 |
23.0 |
31000 |
84000 |
6300 |
Not Satisfactory |
| 1422 | Umtrew at Byrnihat | 7.0 |
7.3 |
4.2 |
3900 |
9400 |
1100 |
Not Satisfactory |
| 3367 | Nongbah at Nongstoin | 6.8 |
6.9 |
2.6 |
1700 |
4600 |
480 |
Satisfactory |
| 1631 | Myntdu at Jowai | 7.2 |
7.0 |
2.4 |
1100 |
4400 |
430 |
Satisfactory |
| 3375 | Lunar river (Tributary of Lukha river) at Myndihati | 2.7 |
6.8 |
2.0 |
<1.8 |
<1.8 |
<1.8 |
Not Satisfactory |
| 1428 | Kyrhuhkhla | 3.3 |
6.5 |
2.3 |
<1.8 |
<1.8 |
<1.8 |
Not Satisfactory |