Drinking Water Treatment Steps

Water treatment steps step 1 water source protection.

Drinking water treatment steps.

A pdf version of this document with information conveyed visually in table format is available please note that the pdf is not accessible for screen readers. Community water treatment coagulation and flocculation coagulation and flocculation are often the first steps in water treatment. Systems are in place to ensure ongoing water quality including water quality testing. Chlorination boiling of water treatment with excess limetreatment with excess lime additional 14additional 14 43 ppm43 ppm increase ph treatment with ozonetreatment with ozone treatment with iodine and bromine treatment with potassium permanganate treatment with ultra violet rays treatment with silver called electra katadyn.

The water is then filtered through layers of fine granulated materials either sand or sand and coal depending on the treatment plant. Water purification plays a key role in ensuring access to safe drinking water. Filtration once the floc has. As smaller suspended particles are removed turbidity diminishes and clear water emerges.

Raw water is first collected in large aeration tank and the water is aerated by bubbling compressed air. This html page contains the same information as that found within the pdf. There are many pollution problems which may threaten drinking water quality at the. Aerated water is then placed in settling tank and stored for 10 14 days.

Step 2 sedimentation. 2 step water treatment camping water filter replacement filter contains germicidal tablets contains neutralizer to remove taste non chemical water filter down to 1 micron effective against giardia 2 tablets disinfect 1 quart of water each filter treats approximately 50 gallons. Sedimentation during sedimentation floc settles to the bottom of the water supply due to its weight. Safe drinking water positively impacts the health of the entire community.

A guide to drinking water treatment technologies for household use pdf icon pdf 1 26 mb. Step 3 filtration.