Porirua Harbour Trust

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July 2021

Very “on point” opinion piece by Glen McConnell about science versus the wisdom of mana whenua. He uses the  sewage overflows into our harbour and the subsequent rāhui put in place by Ngāti Toa Rangatira as a prime example. https://www.stuff.co.nz/science/300367713/western-science-isnt-keeping-you-safe-from-the-poo-in-porirua

July 2021

Great news this week when Minister Megan Woods announced significant funding for the redevelopment of Porirua East.   This will overhaul the three waters systems in the area, especially replacement of the sewerage pipe in Bothamley Park that regularly overflows into the stream and contributes to ongoing degradation of the harbour.  Link to the funding announcement

June 2021

The Environment Court has delivered a withering criticism of the Gateway Partnership, builders of Transmission Gully, for damage done to the harbour.  While the penalties seem modest in the scheme of things, the Judge’s commentary confirms what locals who love and use the Inlet know – sediment has built up as a consequence of the TG build……    Environment Court slaps TG road builder with $70k fine

KPMG Review of Strategy

In February 2020 the Porirua City Council received a report from the consultancy firm KPMG entitled Te Awarua-o-Porirua Harbour and Catchment Strategy Review.  The following month the Council also received a report from Ngāti Toa entitled:  Te Awarua-o-Porirua Harbour and Catchment Strategy and Action Plan.  These reports can be found here and here. Subsequent to receipt of the reports the CE of PCC, Wendy Walker, was made responsible for discussing with all the governance bodies (PCC, GWRC, WCC and Ngāti Toa)  a way forward from both reports. Little progress has subsequently been reported although the Harbour Trust has been assured that work is continuing and that a first step may be a new Interim Harbour and Catchment Strategy to be authored by the Porirua City Council.   The Trust awaits further news with keen interest…

Independent Herald Article

See our statement about lack of progress on improving the health of the harbour and its catchments.     2020 08 26 Independent Herald Press release copy

Plimmerton Farm Submission

The Trust made a submission to the Plimmerton Farm planning hearing.  A subsequent hearing brought about few changes to the developer’s proposal.  The proposal was fast tracked through the planning process and the development has now been approved by the Hon David Parker to proceed. Our submission is attached. 2020 06 30 PHT submission on PCC Proposed Plan Change 18- Plimmerton Farm

Catchments View more


The Porirua Harbour catchment includes all of that area of Wellington and Porirua City where water flows via streams, lagoons and lakes into the Porirua Harbour. This includes the Johnsonville, Churton Park and Tawa catchments that flow down Porirua Stream and its many tributaries; the Whitby, Judgeford, Pauatahanui and Paekaeriki Hill catchments that flow into the Pauatahanui Inlet; the streams in Kenepuru, Elsdon, Porirua East, Takapuwahia and Titahi Bay that flow into the Onepoto Arm; Pukerua Bay and Plimmerton that flow into the Harbour Entrance and Aotea, Papakowhai that flow through the lagoons into the harbour.

Catchment Maps View more

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