make a list of inter state water disputes with reasons.

Interstate water disputes:

1. Satluj Yamuna link canal between Punjab and Haryana

2. Cauvery water dispute between Tamil Nadu and Karnataka

3.Krishan - Godavari water dispute between karnataka, Andhra Pradesh and Maharsahtra

4. Narmada Sardar Sarovar Project bewteen Rajasthan, Madhya Pradesh,Gujarat , Maharashtra. 

5. Vamsadhara river dispute between Andhra Pradesh and Orissa

Reasons for interstate water dispute:

a. Water today has become a source of conflict because it is a life sustaining resource. 

b. Excessive use of water,over exploitation of water resources, unequal access to water to different groups .

c.The main disagreement is over the cost of the projects and sharing of benefits of the multi purpose river projects. The main point of contention is that downstream state's objection to pollution, excessive irrigation and construction of dams by the upper streams states which might then control the quantity of water flowing to the downstream state. This leads to disputes between the states.