f3922471_ater_Standards_and_Definitions__AGENT
[ACCEPTABLE or SAFE LIMITS] 6.5-8.5 [SOURCES] Measures the acidity or alkalinity, pH scale ranges from 0-14 with 7 being neutral Below 7 is considered acidic and above 7 is considered alkaline Naturally rain water is 5.5 on the pH scale Most water in Maine is below 7 on the pH scale [EFFECTS] Strongly acidic or alkaline water is corrosive and can dissolve toxic materials from plumbing (such as copper piping or lead soldering on piping) that can cause health concerns Acidic water dissolves copper leaving a tell-tale blue or green staining on fixtures Corrosive nature can lead to costly repair or replacement of plumbing system Acidic and alkaline water can have an adverse effect on water treatment systems [AGENT] 
pH
Haskell Water Treatment Drinking Water Standards and Definitions
AGENT