Serious Business

From a supersaturated dissolved oxygen system and solar biosolids drying to wildlife habitat and a xeriscape garden, an Arkansas plant keeps it green
Serious Business
Duyen Tran, CH2M HILL project manager at the Paul R. Noland Wastewater Treatment Plant, takes a spin on one of the plant’s zero-emission vehicles. The other is an electric utility cart.

When a pilot test showed that a new post-aeration system was increasing dissolved oxygen by 70 percent while using 75 percent less power and liquid oxygen, the team at the Paul R. Noland Wastewater Treatment Plant knew they had found something they wanted. Run by CH2M HILL, the...

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