Ho Chi Minh City: Synchronous waste water treatment system

Thanh An » Ho Chi Minh City: Synchronous waste water treatment system

Ho Chi Minh City is actively implementing the construction of domestic wastewater treatment plants to perfect the system of wastewater collection and treatment in a thorough and synchronous manner. The city strives to 2025, will collect and treat 78% of domestic wastewater in the area.

Ho Chi Minh City has completed and put into operation Binh Hung Hoa concentrated wastewater treatment plant with capacity of 30,000 m3 / day.

Domestic wastewater is discharged directly into many canals

Recorded in Xuyen Tam canal, the section flowing through alley 27, Dien Bien Phu street (Binh Thanh district), water pollution is alarming because garbage and domestic wastewater discharged directly into the canal took place. many years. Living next to the canal for nearly 30 years, Ms. Nguyen Thi Huong (67 years old, living ward 15, Binh Thanh district) said that before, the water of this canal was green, people used to water vegetables. Since the population came in crowded, the situation of indiscriminate garbage disposal and direct discharge of domestic wastewater down the canal has made pollution more and more severe. Xuyen Tam canal system is more than 6km long, flowing through 2 districts of Binh Thanh and Go Vap. Currently the canal is carrying untreated wastewater of 40% of the people of Binh Thanh district, with a total volume of about 40,000m3 / day. Similarly, the canals and channels in the city such as Rach Van Thanh (Binh Thanh district), Hy Vong canal (Tan Binh district) … are always in a state of pollution, stinking unpleasant odors. The cause of this situation is that most of the domestic wastewater from households, business households, restaurants, car repair shops … is discharged directly into the canals without any treatment.

Mr. Nguyen Toan Thang, Director of Ho Chi Minh City Department of Natural Resources and Environment, said that the city currently supplies more than 1.8 million cubic meters / day of domestic water to people, equivalent to more than 1.4 million. cubic meters of domestic water is discharged every day. Meanwhile, only 190,000m3 of domestic wastewater is collected and treated every day, reaching the rate of less than 13%. This shows that, Ho Chi Minh City still has many things to do to reduce environmental pollution, water pollution from domestic wastewater.

Construction of centralized wastewater treatment plants

According to the Department of Natural Resources and Environment of Ho Chi Minh City, to overcome the pollution of canals and canals caused by wastewater, the city has built 3 centralized wastewater treatment plants, including: Binh Hung – phase 1, with a capacity of 141,000m3/day; Binh Hung Hoa, capacity 30,000m3/day and Tham Luong – Ben Cat, capacity 131,000m3/day. In which, the city has completed and put into operation 2 centralized wastewater treatment plants, including: Binh Hung and Binh Hung Hoa. The Tham Luong – Ben Cat factory has partially operated with a capacity of 15,000m3/day. In addition, to contribute to the treatment of urban wastewater generated, residential treatment stations were also built and put into operation, currently reaching a total capacity of nearly 2,165m3/day. According to the plan, it is expected that in the period of 2020-2025, these factories will operate at 100% capacity.
In addition, right in 2021 and the first half of 2022, the city will complete many bidding packages under the Phase 2 Water Environment Improvement project, in the basin of Tau Hu – Ben Nghe – Doi – Te canal. Luong Minh Phuc, Director of the Project Management Board of Traffic Works in Ho Chi Minh City, said that after the bidding packages are completed, all domestic wastewater in the Tau Hu – Ben Nghe canal basin will be collected. collected and treated before being discharged into the environment. In addition, the project also has the goal of installing more rainwater drainage lines and new pumping stations to increase water drainage capacity, contributing to overcoming waterlogging caused by rain at some points in the basin. The project will also relocate and resettle thousands of households living along the Tau Hu – Ben Nghe canal, contributing to improving people’s lives.
In particular, according to information from the People’s Committee of Ho Chi Minh City, the city also plans to build 4 centralized “wastewater treatment plants” (including: West Saigon, Tan Hoa – Lo Gom, North Saigon 1 and Binh Binh). Tan) with social capital. The scope of the study area includes 53 wards in 9 districts: 6, 8, 11, 12, Tan Binh, Tan Phu, Go Vap, Binh Tan, Binh Chanh, with an area of ​​91.5km2. “The goal of having 78% of Ho Chi Minh City’s domestic wastewater collected and treated before being discharged into the environment by 2025 is achievable”, said Vice Chairman of Ho Chi Minh City People’s Committee. Vo Van Hoan emphasized.
Discussing more on this issue, Professor, Doctor of Science Le Huy Ba, former Director of the Institute of Science, Technology and Environmental Management (Industry University of Ho Chi Minh City) commented, the city government The city needs to promote calling for the form of socialization of infrastructure investment, wastewater treatment, daily life. “Authorities need to determine and issue appropriate unit prices to attract businesses to invest, thereby contributing to synchronous wastewater treatment systems in the city,” said Mr. Le Huy Ba. to speak.
(According to the hanoimoi)


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