Public Agencies, Industrial Users and Water Suppliers • 1A - Large (50 employees or more) • 1B - Small (fewer than 50 employees) Manufacturers and Consulting Firms • 2A - Suppliers, Manufacturers • 2B - Consultants, Engineers, Architects • 2C - Small Firms (fewer than 5 persons) Associates, Individual Affiliates, Honorary and Lifetime Members • 3A - Associates ~ Individuals • 3B - Associates ~ Libraries and Students • 3C - Individual Affiliates (Div. 1 or 2) • 3D - Individual Honorary/Lifetime