| Cauvery River (incl. Mekedatu issue) | Karnataka, Tamil Nadu, Kerala, Puducherry | Final allocation settled by Supreme Court (2018); implemented via Cauvery Water Management Authority (CWMA); disputes continue over annual releases & Mekedatu project |
| Krishna River | Maharashtra, Karnataka, Andhra Pradesh, Telangana | Krishna Water Disputes Tribunal-II (KWDT-II) continues; issue intensified after bifurcation of Andhra Pradesh (2014) |
| Mahanadi River | Odisha, Chhattisgarh | Mahanadi Water Disputes Tribunal (2018); ongoing adjudication over upstream dams |
| Mahadayi / Mandovi River | Goa, Karnataka, Maharashtra | Tribunal award (2018; notified 2020); disputes continue over Kalasa-Banduri diversion; matter remains litigated |
| Ravi–Beas / SYL Canal | Punjab, Haryana, Rajasthan | Long-pending dispute; SYL canal enforcement under Supreme Court; Ravi-Beas allocation unresolved |
| Vansadhara River (Neradi Barrage) | Odisha, Andhra Pradesh | Tribunal award (2017) + further report (2021); dispute over Neradi barrage & diversion |
| Mullaperiyar Dam (Periyar River) | Kerala, Tamil Nadu | Supreme Court monitored; issue = dam safety (Kerala) vs water rights (Tamil Nadu); ongoing |
| Pennaiyar (Ponnaiyar) River | Tamil Nadu, Karnataka, Andhra Pradesh, Puducherry | Official dispute raised by Tamil Nadu; concerns over upstream check dams/diversion by Karnataka |
| Tilaiya–Dhadhar Diversion Scheme | Bihar, Jharkhand, West Bengal | Officially acknowledged dispute by Union Govt; lesser-known but active administrative issue |
| Babhali Barrage (Godavari basin) | Maharashtra, Andhra Pradesh (now Telangana relevance also) | Supreme Court (2013) led to supervisory committee; issue linked to upstream barrage control |