| Percent Violations over the Desired Level-A,B,C Class of water in River Ganga and its Tributaries (1998) | ||||
| Location | pH | Dissolved Oxygen | Biochemical Oxygen Demand | Total Coliform |
| River : Ganga | ||||
| State : Uttar Pradesh | ||||
| Rishikesh U/S | ||||
| Haridwar D/S | ||||
| Ganga at Garhmukteshwar | ||||
| Narora (Bulandsahar) | ||||
| Kannauj U/S (Rajghat) | ||||
| Kannauj D/S | ||||
| Bithoor (Kanpur) | ||||
| Kanpur U/S (Ranighat) | ||||
| Kanpur D/S (Jajmau Pumping Station) | ||||
| Dalmau (Rai Bareilly) | ||||
| Allahabad (Rasoolabad) | ||||
| Allahabad D/S (Sangam) | ||||
| Varanasi U/S (Assighat) | ||||
| Varanasi D/S (Malviya Bridge) | ||||
| State : Bihar | ||||
| Khurji, Patna U/S | ||||
| Patna D/S (Ganga Bridge) | ||||
| Rajmahal | ||||
| State : West Bengal | ||||
| Baharampore | ||||
| Dakshineshwar | ||||
| Uluberia | ||||
| Garden Reach | ||||
| B/C to Bhagirathi at Devprayag | ||||
| River : Bhagirathi | ||||
| State : Uttar Pradesh | ||||
| Gangotri | ||||
| River : Mandakini | ||||
| State : Uttar Pradesh | ||||
| B/C with Alknanda at Devprayag | ||||
| River : Parvati | ||||
| State : Madhya Pradesh | ||||
| Near Village Batoadapar | ||||
| River : Damodar | ||||
| State : West Bengal | ||||
| Narainpur after Confl. Nunia Nallah | ||||
| Near Mujher Mana Village after Conf. of Tamla Nallah | ||||
| River : Gandak | ||||
| State : Bihar | ||||
| Sonepur, Patna (Before Confl.) | ||||
| Riiver : Gomti | ||||
| State : Uttar Pradesh | ||||
| Lucknow U/S Water Intake Point | ||||
| Lucknow D/S | ||||
| Jaunpur D/S | ||||
| Varanasi | ||||
| River : Kalinadi | ||||
| State : Uttar Pradesh | ||||
| U/S of Gulaothi Town in Bulandsahar | ||||
| Kannauj (Before Conf.) | ||||
| River : Mandakini | ||||
| State : Madhya Pradesh | ||||
| Chitrakut | ||||
| B/C Alkananda at Rudraprayag | ||||
| River : Ramganga | ||||
| State : Uttar Pradesh | ||||
| Kannuaj (Before conf.) | ||||
| River : Rupnarayan | ||||
| State : West Bengal | ||||
| Before Confl. Ganga Nr. Geonkhali | ||||
| River : Saryu | ||||
| State : Uttar Pradesh | ||||
| Ayodhya at Main Bathing Ghat | ||||
| River : Sone | ||||
| State : Madhya Pradesh | ||||
| Amlai | ||||
| River : Tons | ||||
| State : Madhya Pradesh | ||||
| Chakghat | ||||
| River : Rihand | ||||
| State : Uttar Pradesh | ||||
| Renukut U/S | ||||
| Renukut D/S | ||||
| River : Yamuna | ||||
| State : Uttar Pradesh | ||||
| Yamunotri | ||||
| Hanumanchatti | ||||
| U/S of Lakhwar Dam | ||||
| D/S of Lakhwar Dam | ||||
| U/S Dak Patthar | ||||
| Hathnikund | ||||
| State : Delhi | ||||
| Wazirabad (Palla), Delhi, Cpcb | ||||
| Ring Road, Delhi, Cpcb | ||||
| State : Uttar Pradesh | ||||
| Mazawali | ||||
| Mathura U/S | ||||
| Mathura D/S | ||||
| Agra U/S | ||||
| Bateshwar | ||||
| Etawah | ||||
| Juhikha (after Confl. with Chambal) | ||||
| Allahabad D/S (Balua Ghat) | ||||
| Allahabad | ||||
| River : Betwa | ||||
| State : Uttar Pradesh | ||||
| Before Confl. Yamuna at Hamirpur | ||||
| River : Chambal | ||||
| State : Madhya Pradesh | ||||
| Nagda U/S (Water Intake Point) | ||||
| Nagda D/S | ||||
| Gandhi Sagar Dam, Rampura | ||||
| State : Rajasthan | ||||
| Kota U/S (Intake Pt. Near Barrage) | ||||
| Kota D/S (2 km. from City) | ||||
| Rameshwarghat Nr. Sawaimadhopur | ||||
| State : Uttar Pradesh | ||||
| Etawah Before Confl. to R.Yamuna | ||||
| Saharanpur D/S | ||||
| River : Hindon | ||||
| State : Uttar Pradesh | ||||
| Ghaziabad D/S | ||||
| River : Khan | ||||
| State : Madhya Pradesh | ||||
| Kabit Kedi (Near Indore) | ||||
| River : Kshipra | ||||
| State : Madhya Pradesh | ||||
| Ramghat at Ujjain | ||||
| Trivenisangam (1 km. D/S of Sangam) | ||||
