Taking Ganfu plain irrigation district as the research object，the economic affordability of all kinds of water users in the irrigation area to the current water price is calculated，and it is found that the current water price is within the economic affordability of the water users.It shows that the pricing of all kinds of water supply in Ganfu plain irrigation district is very scientific and reasonable.It is also found that agricultural water price，industrial water price and domestic water price have a lot of room for price increase.