The main argument here is in between the farmers and the people who drink from the river.
The farmers need the water to grow crops that almost all of the United States eat during the winter, but if they give all the water to the farmers, than 40 million people don't get to drink from the river, so the department of water resources is trying to decide who gets the water.
Lots of people in the six states believe the water should go to them. A lot of people think it should go to farmers, so they have food to eat during the winter. Who do you think