In You are absolutely ...
Published by Moshe Saldinger, Infrastructure Projects & Global Technology Partnerships - Water, Wastewater & Renewable Energy
In
You are absolutely right — most stabilization ponds in East Africa are overloaded and land for expansion is rarely available.
A cheap and reliable solution is to retrofit existing ponds rather than expand them .
The most practical approach is:
1. Partial Aeration (Air Bubbles)
Introduce air (fine bubble aeration) at the inlet zone only .
This significantly improves BOD removal, reduces odours, and stabilizes performance — without high energy costs.
2. Simple Hydraulic Improvements
Add baffles to improve retention time and flow distribution at very low cost.
3. Optional Natural Enhancements
Floating wetlands or simple planted filters can further polish the effluent with minimal OPEX.
👉 This combined approach requires no additional land, low CAPEX, and simple operation — making it well suited for East African conditions.
For further details please contact:
Moshe Saldinger
msl@msl-global.com