A small community asked Florida Gateway College for advice on resolving red water complaints from their customers.High levels of iron and manganese appeared to be the problem. Iron is the more common of these contaminants, but they often occur together. High levels can discolor water, stain plumbing fixtures, and impart an unpleasant metallic taste. Iron deposits can also build up in pressure tanks, storage tanks, water heaters and pipelines, and can also reduce capacity, increase maintenance, and reduce pressure in the distribution system.These metals do not pose health risks, but secondary maximum contaminant levels have been set for iron (0.3
