Suichuan County Domestic Wastewater Treatment Project
1 Project Overview
The Suichuan County Domestic Wastewater Treatment Project is a key municipal environmental infrastructure project in Jiangxi Province, China, aimed at improving urban wastewater collection and treatment capacity and enhancing regional water environment quality.
The project collects and treats domestic sewage from urban residential areas and supporting public facilities, ensuring stable effluent compliance and improving the ecological condition of local rivers and downstream water bodies.
The system adopts a mature biological treatment process combined with membrane technology to ensure reliable long-term operation and high-quality effluent performance.
2 Project Information
| Item | Details |
|---|---|
| Project Name | Suichuan County Domestic Wastewater Treatment Project |
| Location | Suichuan County, Jiangxi Province, China |
| Project Type | Municipal Domestic Wastewater Treatment |
| Treatment Capacity | 20,000 m³/day |
| Service Object | Urban domestic sewage system |
| Contract Model | EPC General Contracting |
| Core Process | A²/O + MBR |
| Application | Municipal wastewater treatment and discharge compliance |
3 Client Challenges
Rapid urban population growth increasing sewage load
Incomplete municipal drainage infrastructure
Seasonal variation in influent water quality
Strict environmental discharge requirements
Limited land availability for expansion
Requirement for stable long-term operation
Core Challenge
Build a stable and efficient municipal wastewater treatment system capable of ensuring continuous compliance under variable loading conditions
4 Engineering Solution
SYNERAQUA implemented a high-efficiency biological treatment system integrated with membrane separation technology
Process Flow
Domestic Sewage → Screening → Equalization → A²/O Biological Treatment → MBR Membrane System → Disinfection → Effluent Discharge
The system combines biological nutrient removal with membrane filtration to ensure stable effluent quality and operational reliability
5 Scope of Work
SYNERAQUA was responsible for full EPC delivery, including
Process design and system engineering
Biological treatment system construction
MBR membrane system integration
Electrical and instrumentation works
Automation and PLC control system
Pipeline and equipment installation
Commissioning and performance testing
Operator training and technical support
6 Key Technologies and Engineering Highlights
A²/O Biological Process ensures efficient removal of nitrogen and phosphorus pollutants
MBR Membrane Technology provides stable high-quality effluent and compact footprint
Automated Control System enables stable and continuous plant operation
Integrated System Design improves operational efficiency and reduces maintenance requirements
Energy Optimized Operation reduces long-term operating costs
7 Performance Results
Treatment Capacity: 20,000 m³/day
Effluent Standard: Class I discharge standard
Automation Level: Fully automated operation
System Stability: >99 percent operational reliability
Sludge Handling: Standardized sludge treatment and disposal system
8 Project Value
The project significantly improves municipal wastewater treatment capacity and supports sustainable urban development
Key contributions include
Improved regional water environment quality
Stable compliance with environmental regulations
Enhanced municipal wastewater infrastructure capacity
Reduced pollution load on receiving water bodies
Support for long-term urban ecological improvement
