Section 385-840-16 - Operation, Maintenance and Disinfection1.Covered Reservoirs .All finished water reservoirs shall be covered, and the vents to the reservoirs shall be adequately screened.2.Flushing .No spring basin, collecting basin, well, infiltration gallery, water main, pump, standpipe, or reservoir shall be placed in service following cleaning or repairs until it has been properly disinfected. 3.Disinfection .When any water system fails to meet the proper coliform level, the Board may designate the disinfectant residual or application rate to be maintained by the system. Ground water supplies may be required by the Board to be disinfected. All treatment techniques shall be approved by the Board in consultation with the Division. 02-385 C.M.R. ch. 840, § 16