1.0 INTRODUCTION TO WATER TREATMENT
1.4.2 Where available, public water supply systems are adequately monitored to provide a dependable safe source of water.
1.4.3 Water taken from other sources should be carefully analyzed and treated before use.
1.5 90% of pathogens die naturally after storage over a 5 - 7 day period; and
1.6 Treatment processes range from sedimentation to distillation.
2.0 PUBLIC WATER SUPPLY MAY NEED SOFTENING
3.0 GROUND WATER MAY NEED ODOR REMOVAL
4.0 SURFACE WATER MAY NEED SEDIMENT REMOVAL & DISINFECTION
least 30 minutes, (b) lower pH; and (c) high concentrations should be used for faster