People’s lives are strongly linked to the quality of their drinking water. The quality of drinking water can be successfully ensured by testing microorganisms in water quality samples and examining their unqualified variables. Many urban residents’ drinking water contains a variety of microorganisms, which will have a direct impact on the quality of the water, and all microorganisms will offer a health risk. As a result, steps should be taken to eliminate germs. As a result, the focus of this article is on water quality microbiological inspection and quality control technology.