Western Iowa Energy, LLC. - Thirty million gallon biodiesel production facility. Announcements, partners, and benefits of the fuel. East Sac County Schools - Serving three communities. Contains district information, handbooks, newsletter, staff directories, activities, teacher web sites and photographs. Wall Lake Public Library - Includes hours, mission statement, director profile, services, programs and hours. Cookies BBQ Sauce - Products, nutrition information, recipes, online ordering. Wall Lake, Iowa - Official website. Features city news, economic development, calendar, information about businesses, churches, the community center and utilities. Wikipedia: Wall Lake, Iowa - Encyclopedia article covers geography and demographics of this city in Sac County. Wall Lake Local News: Topix - Local, regional, and statewide news collected from diverse sources on the web. AccuWeather.com - Wall Lake, IA - Provides a fifteen-day forecast, radar and satellite images, and current conditions.