| River Basin/Type-wise Number of Hydrological Observation Sites in India (2014-2015) | ||
| Basin | Type of Sites {Guage (G), Discharge(D), Water Quality(Q), Sediment(S), Rainfall(RF)} | Total No. of Sites |
| Mahanadi | ||
| Suberanrekha | ||
| Brahmani & Baitarani | ||
| Godavari | ||
| Krishna | ||
| Cauvery | ||
| Pennar | ||
| East Flowing River from Mahanadi to Pennar | ||
| East Flowing River from Pennar to Kanyakumari | ||
| Narmada | ||
| Tapi | ||
| West Flowing River from Tapi to Tadri | ||
| West Flowing River from Tadri to Kanyakumari | ||
| Mahi | ||
| Sabarmati | ||
| West Flowing Rivers from Kutch & Saurashtra including Luni | ||
