Staining is considered to be an aesthetic problem and does not usually make water unsafe to drink. Staining can be caused by a number of different factors. Red/brown staining on sinks, fixtures and clothing is usually caused by excessive iron in the water.

Blackish staining on fixtures and laundry is caused by excessive manganese in the water.

Yellowish cast to water and yellow staining on fabrics, fixtures, china and laundry is caused by tannins. Greenish or bluish stains on porcelain sinks and a blue-green cast to water is caused by copper.

Water spots on glassware and silverware is caused by hard water.

Treatment options are dependant on the mineral present that is causing the staining. Click on the highlighted orange text above to find out how each problem can be solved.