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27. October 2026

Zero Liquid Discharge for ammonia production

REMONDIS Aqua selected to deliver ZLD system for one of the largest green ammonia projects in India

Supporting India’s expanding green hydrogen and green ammonia sector: REMONDIS Aqua India has recently been selected to deliver the effluent treatment plant–Zero Liquid Discharge (ETP–ZLD) package for one of the world’s largest green ammonia projects, which is being developed by AM Green Group in Kakinada, Andhra Pradesh. Green ammonia, produced using renewable hydrogen, is widely regarded as a key enabler of the energy transition. It offers an efficient way to store and transport green hydrogen while supporting the decarbonisation of the energy supply.

The Kakinada project marks a big step in developing India’s green hydrogen and ammonia economy

The new plant will be able to handle up to five million litres of water each day

Responsible water management

REMONDIS Aqua India will provide an end-to-end solution encompassing the design, engineering, supply, installation and commissioning of a state-of-the-art effluent treatment and water-recycling system with a capacity of five million litres per day. The project will support responsible water management at this major new green-ammonia facility. Its Zero Liquid Discharge system will treat and recycle industrial wastewater in a closed loop, enabling treated water to be reused within the facility and, where feasible, allowing recoverable materials to be returned to use.

The contract underlines REMONDIS Aqua India’s capabilities in advanced industrial water treatment and its growing role in supporting India’s expanding green hydrogen and green ammonia sector.

Wastewater management for the dairy industry

The contract by AM Green is not REMONDIS Aqua India’s first ZLD project in India. We already reported the successful comissioning of the new ZLD plant for the Indian dairy producer Milky Mist at its Perundurai, Tamil Nadu site. The dairy industry is one of the most water-intensive food sectors worldwide – making concepts for water recovery even more important. This applies in particular to regions with severe water shortages, such as India, where strict regulations on zero iquid discharge apply.

Read more about the Milky Mist project in this article.

These two projects illustrate the various applications of ZLD technology – from milk processing to ammonia production – and demonstrate how industrial effluent can be treated and water reused within operational processes.

Image credits: image 1: Adobe Stock: tomas; image 2-4: © REMONDIS

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