The department shall grant a permit upon proper application and upon such terms as it considers necessary to fulfill the purposes of this article. The department shall grant a permit when it finds that the applicant has demonstrated that the proposed activity meets the standards set forth in subsections 1 to 9, except that when an activity requires a permit only because it is located in, on or over a community public water system primary protection area the department shall issue a permit when it finds that the applicant has demonstrated that the proposed activity meets the standards set forth in subsections 2 and 5. [2007, c. 353, §9 (AMD).]