# Unitywater awards contract to Calix for magnesium hydroxide supply in Queensland

Unitywater awarded a contract to Calix to supply magnesium hydroxide liquid (MHL) for dosing at 55 wastewater pump stations across Moreton Bay, the Sunshine Coast and Noosa. Calix established an operational facility in Caloundra West to support the delivery.

- Type: Contract
- Announced: 2025-07-10
- Where: Moreton Bay, Sunshine Coast and Noosa, Queensland, Australia
- Status: completed
- Products: magnesium hydroxide liquid (MHL)
- Sectors: [Water Treatment Equipment](https://endata.com/sectors/water-treatment-equipment.md)

## Companies

- [Unitywater](https://endata.com/companies/21115.md) (customer)
- [Calix Limited](https://endata.com/companies/78039.md) (supplier)

## Sources

- [calix.global](https://calix.global/news/calix-unitywater-provide-sustainable-wastewater-treatment-sunshine-coast/), 2025-07-10: "Unitywater have awarded a contract to Calix to supply magnesium hydroxide liquid (MHL) to ‘dose’ at 55 wastewater pump stations across Moreton Bay, the Sunshine Coast and Noosa."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.