38573d6e_International_Joint_Commission__Delisting_Guideline
[BUI] ADDED COSTS TO AGRICULTURE OR INDUSTRY [Listing Guideline] When there are additional costs required to treat the water prior to use for agricultural purposes (i.e. including, but not limited to, livestock watering, irrigation and crop-spraying) or industrial purposes (i.e. intended for commercial or industrial applications and noncontact food processing). [Delisting Guideline] 
When there are no additional costs required to treat the water prior to use for agricultural purposes (i.e. including, but not limited to, livestock watering, irrigation and crop-spraying) and industrial purposes (i.e. intended for commercial or industrial applications and noncontact food processing).
International Joint Commission
Delisting Guideline