Learn about wastewater treatment plants in the city

The domestic wastewater management system of any city includes wastewater collection. It is where the facilities are to treat domestic wastewater, remove water from sludge and store the sludge that has been treated from that wastewater. Domestic wastewater treatment plants here do not include septic tanks and underground filtration sites.

Typically in a centralized wastewater treatment system, the cost of collection accounts for about 80%. The cost of collecting wastewater and transporting it to the final point (treatment plant) in large cities is very high. Moreover, the depth of the sewer system increases with the increase in length of the sewer line and pumping wastewater at intermediate and final points requires a lot of energy.

The volume of wastewater in urban centers is increasing, and the distances to transport it are increasing, as wastewater treatment plants are often located outside the cities. In decentralizing treatment systems, a balance is struck between the economic benefits of large-scale wastewater treatment and individual responsibility for domestic waste management. This can be achieved by providing a cluster or part of a wastewater treatment system.

The responsibility for construction as well as operation and maintenance of wastewater treatment plants may be undertaken by individual residential clusters or construction contractors or by state-owned companies. The specific treatment technology should be selected according to the existing land area… .

After biological treatment the water can be recovered for secondary treatment or can be used for gardening/flushing and other utilities. The wastewater treatment plant is simple to operate, requires minimal maintenance, and uses low electricity. The land area and materials used for operating costs are low. The materials used for manufacturing are usually epoxy coated or stainless steel or according to specific needs. The compact treatment plant is ideal for use in hotels, hospitals, resorts, country/golf clubs, schools, housing complexes, national parks and commercial-industrial complexes.

When is it necessary to maintain the wastewater treatment system?

Why do you need to maintain the wastewater treatment system (Hospital – domestic – industrial) periodically? Domestic wastewater treatment systems after a period of operation usually have problems that need to be maintained. What is the problem? Why do we need to periodically maintain the wastewater treatment system? Details related to the categories and equipment that need to be maintained? How to maintain? You can learn more at Song Thanh International Company Limited.

Images of domestic wastewater treatment in practice

Domestic wastewater treatment