Project case

Onboard wastewater treatment for rail

The challenge

Train sanitation systems have limited space and rely heavily on wastewater storage. Frequent emptying, maintenance and freshwater consumption create operational and environmental challenges.

Resrource 3
Case 4

The solution

NOAH's compact electrochemical treatment technology enables wastewater to be treated directly on board.

The modular system combines electrocoagulation and electro-oxidation to remove contaminants and produce treated water suitable for potential non-potable reuse.

The impact

A new approach to mobile sanitation

By treating wastewater where it is produced, NOAH enables more autonomous, compact and resource-efficient sanitation systems for the railway sector.

  • 01

    Less storage

    Reduce dependency on large wastewater tanks.

  • 02

    Lower maintenance

    Limit the need for frequent wastewater collection.

  • 03

    Water reuse

    Create opportunities to recover and reuse treated water.

  • 04

    Compact integration

    Designed for applications where space is limited.

Explore the technology
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  • Case 1