Agriculture uses natural resources. The most impact on the environment. This impact is positive or negative. One of the negative aspects of the agricultural pollution. This paper attempts to present the main sources of water pollution from agricultural activities. The data related to years 2000 to 2015. The main causes of deterioration in water quality in rural areas is the use and improper storage of fertilizers and the use of an incorrect amount of plant protection products. Also presented various forms of legislative regulations aimed at reducing the water pollution resulting from the agricultural activities.