according to LINZ land parcels, the land is private residential. So it's correct as-is. Source: https://maps.walkingaccess.govt.nz/Viewer/?map=b1d1e76a6c754d11b3f3fd9dfce1eb12&extent=1755527.8804%2C5912487.9554%2C1756750.8728%2C5913033.7635%2C2193

The sporadic "easements" along the waterway don't change the fact that it goes through residential property. 

I'll close this in a while if no one disagrees 