The Colorado River supplies water to most of the southwestern United States and despite this fact; pollution levels are continually rising and in some cases above acceptable limits. The Colorado River supplies and runs through five states and during some parts of the year to the Mexican border. During the rivers journey various types of pollutants come into contact to with it degrading the water quality downstream. The river water benefits humans in multiple ways the first obvious answer is by drinking it. Farming and other agricultural uses demand 60% and sometimes as much as 90% of its water. Using polluted water for irrigation passes the contaminants into the crops and ultimately onto our dinner tables.