We purify the Environment

Infrastructure - EP 5 Changi Wastewater Reclamation Plant Project

Singapore Deep Tunnel Sewage System Project - Sewage Odour Control Facilities


Total Odour Control Trains : 22
Odour Control Air Capacity : 5,000 m3/hr
Total Air Flow : 110,000 m3/hr


Sewage Odour Treatment System



Sewage Odour Control System at Changi Wastewater Reclamation Plant


Sewage Treatment Plant Capacity: 800,000 t/day


Odour Control Air Capacity:


Liquid Module 1 : 37,500 m3/hr x 8 trains = 300,000 m3/hr
Liquid Module 2 : 69,300 m3/hr x 18 trains = 1,247,400 m3/hr
Solids : 37,500 m3/hr x 4 trains = 150,000 m3/hr





Overall Removal Efficiency = >99.5% for H2S, Mercaptans, Ammonia & Odour Units