(1) The department shall perform both statewide monitoring and specific management plan monitoring as required by 80-15-202 , MCA for the presence of agricultural chemical residues. The department may monitor media including: soil, air, plants, water, animals, and any other media identified as necessary to accomplish the provisions of Title 80, chapter 15, MCA.

(2) Monitoring shall be used to determine:

(a) the occurrence, extent and probability of agricultural chemical impairment or degradation of ground water in Montana;

(b) the need for intensified monitoring in a particular location;

(c) the need for preparation of specific ground water management plans as provided in 80-15-212 , MCA;

(d) compliance with the requirements of Title 80, chapter 15, MCA and rules adopted thereunder; and

(e) whether the provisions of a SMP are reducing the occurrence or concentration of agricultural chemicals in the environment.