Projects
Every year we carry out over 200 different projects in our four cities. These projects range from renewing a stormwater pipe in a single street to building a new reservoir.
We are working hard to meet the region's growing water needs

Project Updates
Seaview Wastewater Treatment Plant Upgrades
Last updated: Jul 25, 2025, 4:16 PM
Logan Street Wastewater Renewal
Last updated: Jul 16, 2025, 2:43 PM
Here's the key things to keep in mind as crews continue to work their way up Logan St, close to the Queen St roundabout
Stokes Valley and Wainuiomata Drinking Water Renewals
Last updated: Jul 16, 2025, 11:04 AM
We've now mostly completed the latest phase of works on the Stokes Valley and Wainuiomata pipe renewals project (known as 'Package Two), with Package Three expected to start in March 2026.
Wakefield Street Wastewater Rising Main – Stage 2
Last updated: Jul 14, 2025, 10:37 AM
Two pieces of good news from Wakefield Street! The wastewater valve repair that took place last week was successful, and the Wakefield Street – Rising Main Stage 2 project is also complete.
Victoria Street Wastewater Rising Main - Stage 1
Last updated: Jul 9, 2025, 1:08 PM
Howard Road water pipe renewal (Point Howard, Lower Hutt)
Last updated: Jul 8, 2025, 3:48 PM
The Howard Road water pipe renewals work is now complete, with the final stage of work finished in June 2025. The work involved installing new drinking water pipes, replacing old pipes. The new pipes will provide a more reliable and resilient supply of drinking water for Point Howard residents, reducing the occurrence of burst pipes and leaks
Jessie Street and Tory Street Wastewater Realignment
Last updated: Jul 2, 2025, 2:13 PM
Whakawhirinaki: The Silverstream Water Bridge and Shared Path
Last updated: Jun 26, 2025, 2:38 PM
If you’re heading north on SH2 over the coming school holidays, your commute won’t be impacted as the connecting works on the Whakawhirinaki, the Silverstream pipe bridge will not be underway yet.
Lake Ferry Wastewater Treatment Plant Reconsenting
Last updated: Jun 18, 2025, 10:17 AM
Capital project delivery will be removed from the Wellington Water Service Agreement with SWDC from 1 July 2025.
Securing a safe and reliable water supply for Greytown
Last updated: Jun 18, 2025, 10:09 AM
Capital project delivery will be removed from the Wellington Water Service Agreement with SWDC from 1 July 2025.
Upcoming
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In Progress
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