Aratula and Helidon Sewage Treatment Plant free water surface wetlands*

Queensland

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TRILITY commissioned the Design and Construction (D&C) of treatment wetlands at the Aratula Sewage Treatment Plant (STP) (50km south of Ipswich, Queensland) and the Helidon STP (near Lockyer Valley Township, Queensland).

* Reference site

Snapshot

Project name Aratula and Helidon Sewage Treatment Plant free water surface wetlands*
ClientQueensland Urban Utilities
Type of contractDesign and Construction (D&C)
TechnologyFree water surface wetland
Design capacityAratula: 160kL/d
Average Dry Weather Flow (ADWF)
Helidon: 220 kL/d ADWF
FacilitiesConstructed wetlands
Project termDesign – 10 weeks
Construction – 22 weeks
Establishment support & maintenance – 2 years
(now complete)
Capital costc. $1.2m
Project typeWastewater Management
* approximate

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