If you’re planning to build in a rural area or somewhere without access to a central sewer system, installing a septic tank is likely on your to-do list. Concrete septic tanks are a popular and ...

MITCHELL — When a casual observer sees progress on the city of Mitchell’s south wastewater treatment complex by the Mitchell ...

Concrete corrosion at Whanganui’s wastewater treatment plant has left the council with a $435,700 refurbishment bill, and a similar amount is likely to be spent next year. Whanganui District Council ...