Article | What is a water treatment plant? - NCH Philippines (2024)

FAQs

What is the meaning of water treatment plant? ›

A water treatment plant is a destination where wastewater (water which is no longer fit for its current purpose) moves to once it leaves homes and businesses through sewage pipes. The sewage system contains miles of pipes below ground where wastewater flows to the treatment plant for processing.

Putatan Water Treatment Plant 1 draws raw water from Laguna Lake and is the largest membrane-based water treatment plant in the Philippines. It is the first of its kind in the country to use large-scale ultrafiltration and reverse osmosis. Putatan Water Treatment Plant 2 is also a membrane-based water treatment plant.

To remove all water contaminants, water treatment involves physical, chemical and biological processes. The most common treatment processes in potable water treatment are. chemical and physical processes.  Biological process is purely used in wastewater treatment.

For larger water treatment plants, coagulation and flocculation are key treatment stages. Maintaining the pH within a specific range (generally between 6 and 8) helps optimize the performance of the coagulant and enhances the formation of larger, more settleable flocs.

WATER TREATMENT ENSURING ACCESS TO CLEAN WATER AND AVOIDING CONTAMINATION OF RIVERS AND SEAS. Water treatment is a process involving different types of operations (physical, chemical, physicochemical and biological), the aim of which is to eliminate and/or reduce contamination or non-desirable characteristics of water.

Pandan Water District Ultrafiltration Treatment Plant, first in the Philippines - Loren Legarda.

The Marikina North Sewage Treatment Plant is a sewage treatment plant in Marikina, Metro Manila, Philippines. Managed by Manila Water, the facility is the largest sewage treatment plant in the Philippines processing 100 million liters (26,000,000 U.S. gal) of used water daily.

Water treatment requires chemical, physical, and sometimes biological processes to remove contaminants. The more common processes used in potable water treatment are the chemical and physical processes. Biological processes are primarily used for treatment of wastewater.

Water treatment is any process that improves the quality of water to make it appropriate for a specific end-use. The end use may be drinking, industrial water supply, irrigation, river flow maintenance, water recreation or many other uses, including being safely returned to the environment.

What is the main process of water treatment? ›

Public drinking water systems use different water treatment methods to provide safe drinking water for their communities. Public water systems often use a series of water treatment steps that include coagulation, flocculation, sedimentation, filtration, and disinfection.

pH Control Methods in Water Treatment

Alkali addition for pH increase: Alkalis like sodium hydroxide or lime are added to increase the pH of acidic water. This is done to neutralize the acidity and bring the water to a desired pH level.

The U.S. Environmental Protection Agency recommends that the pH level of water sources should be at a pH measurement level between 6.5 to 8.5 on a scale that ranges from 0 to 14. The best pH of drinking water sits right in the middle at a 7.

Alkalinity and pH are two important factors in determining the suitability of water for irrigating plants. pH is a measure of the concentration of hydrogen ions (H+) in water or other liquids. In general, water for irrigation should have a pH b etween 5.0 and 7.0.

Water treatment removes contaminants and undesirable components, or reduces their concentration so that the water becomes fit for its desired end-use. This treatment is crucial to human health and allows humans to benefit from both drinking and irrigation use.

The raw water is delivered to the headworks of the water treatment plant where the first of 5 major unit water treatment processes start the treatment to make the water safe to drink. The 5 major unit processes include chemical coagulation, flocculation, sedimentation, filtration, and disinfection (described below).

Workers in treatment plants come into contact with various corrosive and toxic substances, from chlorine and ammonia to sulfur dioxide. These chemicals can result in severe health issues if workers don't take proper precautions.

Water Treatment Plants (WTP) generally are smaller operations than Wastewater Treatment Plants WWTP) because of the water quality coming in. WTPs pull water from a local river, lake or well. This water is generally clean (compared to sewage!) and just need a bit of cleaning and disinfection.