The coastal erosion in Golden Bay is causing concern:
Plans for a seawall up to 350 metres long in western Golden Bay are back on the table.
Property owners in Pakawau, north of Collingwood and on the inside of Farewell Spit, want the wall to protect their homes and land from rapidly increasing coastal erosion.…
Engineering firm OCEL Consultants NZ … said in a report that erosion was expected to accelerate due to sea level rise guidelines proposed by the Ministry for the Environment coupled with suggested increases in the frequency and severity of storms. …
a subdivision created there in 1959 had about 30 metres of sand dunes on the seaward side of the houses. …
“It’s gone from 20 to 30 metres of dunes – to now being within two metres of some of the sections.”…
The proposed wall would be a continuation of an existing wall at the Pakawau camping ground. It was estimated to cost up to $400,000 to build …
Source: Plans for Golden Bay seawall back on the table.
It’s worth reading the rest of the article too. There are quite a few similarities to the situation at Waikawa Beach.