The Wyoming Environmental Quality Council will hold a public hearing on proposed revisions to Chapter 1, Wyoming Water Quality Rules and Regulations - Surface Water Quality Standards. The proposed revisions are directly related to Section 20, Agricultural Water Supply, in the form of a new appendix that serves to interpret the Section 20 narrative standard into procedures for setting effluent limits and conditions in Wyoming Pollution Discharge Elimination System permits. The hearing will be held October 28, 2008.