A microbrewery or craft brewery is a brewery that produces a small amount of beer. Exact definitions vary, but the terms are typically applied to breweries that are much smaller than large-scale corporate breweries and are independently owned. Such breweries are generally characterized by their emphasis on quality, flavor and brewing technique. Th... Found on http://en.wikipedia.org/wiki/Microbrewery
1. Breweries and brewpubs producing less than 1,500 barrels per year. 2. Small brewery generally producing less than 15,000 barrels per year. Sales primarily off premises. Found on https://www.encyclo.co.uk/local/22617