Rural Watershed Management

Small-sized Public Sewage Treatment

Small-scale public sewage treatment technology

Smart water management technology for low-energy farming and fishing villages using natural circulation techniques (LEST)
- LEST (Low energy Eco-friendly Sewage treatment Technology)

Characteristics of small-scale public sewage treatment

[Public method patent - drawing]

  • Break away from the traditional method of sewage treatment in farming and fishing villages using complex machinery or chemicals
  • Rural fishing village-friendly sewage treatment facilities using minimal mechanical equipment and energy
  • Customized Treatment Facilities for Non-Point Pollutants in Low-concentration Rural Fishing Villages
  • Disposal of sewage from rural fishing villages and non-point pollutants (barn, farmland, etc.) in rural fishing villages at the same time
  • Recycle treated water as agricultural water because it conforms to the quality standards of agricultural water
  • Eco-friendly sewage treatment method that does not produce odors and does not use chemicals
  • Adoption of IoT-based smart watershed management technology
  • Resident-friendly facilities in harmony with the surrounding landscape of rural fishing villages
  • Combining wetlands to form a small animal ecosystem

Small-scale public sewage treatment Example

A bird's eye view of the treatment plant

Upper part of the treatment facility

Intellectual property rights

Waste Water Treatment System with Minimized Mechanical Equipment

Advantages of small-scale public sewage treatment

  • Based on 100 ㎥/day
    2~3 machines are used

  • Power consumption based on
    100 ㎥/day 10~15% of existing

  • Agricultural water quality standards can be complied with without using any chemicals. hidden-lg">Natural circulation possible by securing

Guaranteed water quality for small-scale public sewage treatment

  • BOD 5 ㎎/L

  • TOC 10 ㎎/L

  • T-N 15 ㎎/L

  • T-P Within 1 mg/L