Disinfection Shock Chlorination may work for small numbers of coliform bacteria. Should be conducted after all well repairs, flooding,or problems with elevated bacterial counts. After shockdisinfection – retesting for total coliform, standard plate count, and nuisance bacteria may be need.

U-V Sterilizer - The Selection of UV unit system depends on the following:

• General Water Quality

• Turbidity

• Hardness

• Iron and Manganese

• Bacterial Levels

• Source Water Type and Overall

• Water Quality

Iron Removal - Form and concentration is important as follows

• Oxidized = visible, orange stain
• Reduced = colorless

Removal Method

• Water Softener

• Chlorination / Filtration

• Oxidizing Filter

• Ozone

Note:- This seminar download only content PPT