privatewelldata / Guides
What to do if a result is high
What to do right away, how to retest, treatment options and who to call, from Health Canada, CDC and EPA. Every statement is cited.
What to do if bacteria are found in your wellTotal coliforms mean your water might not be safe; E. coli means it is not safe to drink.What to do if nitrate is highNitrate above 10 mg/L (as nitrogen) is a particular danger for babies.What to do if arsenic is highArsenic is a long-term risk: health effects come from years of exposure.What to do if lead is highIn a well, lead usually comes from the plumbing, not the groundwater.What to do if manganese is highManganese is common in groundwater and matters most for infants.What to do if uranium is highUranium occurs naturally in some areas and can harm the kidneys and bones.Salesperson or “free” in-home water test? ChecklistSome companies use free tests to sell treatment systems. Use this before you sign anything.