25b fps feet per second - Study guides, Class notes & Summaries

Level 1 water distribution practice test with accurate solution The minimum and maximum chloride residual in a water distribution system is ? - 0.2 mg/l and 4mg/L of free chlorine Nitrate may not exceed what concentration when tested yearly for a groundwater treatment plant ? - 10 mg/L The minimum number of total coliform samples that must be collected per month is based on Wich of the following ? - The population served by the system When a distribution bacteriological sample is pos...