A sea area where dredged material or other potentially more harmful material, e.g. explosives, chemical waste, is deliberately deposited. S-57 Object Class: Dumping ground S-57 Acronym: DMPGRD

THIS DATA DOES NOT REPLACE NAUTICAL CHARTS AND MUST NOT BE USED FOR NAVIGATION. This data is based on the S-57 data format used in Electronic Navigational Charts (ENCs) published and maintained by the New Zealand Hydrographic Authority at Land Information New Zealand (LINZ). Refer to the following link for information about S-57 data: http://www.linz.govt.nz/hydro/regulation/

Polygons in this layer were compiled from the following sources:

Land Information New Zealand:

Dumping ground polygons (Hydro, 1:4k - 1:22k)

Dumping ground polygon (Hydro, 1:90k - 1:350k)

Dumping ground polygon (Hydro, 1:22k - 1:90k)

Last updated: 13 Apr 2023

Waikato Regional Council (2017) Sea change - Tai timu tai pari: Hauraki Gulf Marine Spatial

Plan Hamilton, New Zealand: Waikato Regional Council.

Last updated: 2017

Napier: https://www.napierport.co.nz/our-business/our-future/6-wharf/dredging-and-disposal/

Greater Wellington Regional Council: https://www.gw.govt.nz/

Data accessed date: 8 May 2023

A sea area where dredged material or other potentially more harmful material, e.g. explosives, chemical waste, is deliberately deposited. S-57 Object Class: Dumping ground S-57 Acronym: DMPGRD

THIS DATA DOES NOT REPLACE NAUTICAL CHARTS AND MUST NOT BE USED FOR NAVIGATION. This data is based on the S-57 data format used in Electronic Navigational Charts (ENCs) published and maintained by the New Zealand Hydrographic Authority at Land Information New Zealand (LINZ). Refer to the following link for information about S-57 data: http://www.linz.govt.nz/hydro/regulation/

Polygons in this layer were compiled from the following sources:

Land Information New Zealand:

Dumping ground polygons (Hydro, 1:4k - 1:22k)

Dumping ground polygon (Hydro, 1:90k - 1:350k)

Dumping ground polygon (Hydro, 1:22k - 1:90k)

Last updated: 13 Apr 2023

Waikato Regional Council (2017) Sea change - Tai timu tai pari: Hauraki Gulf Marine Spatial

Plan Hamilton, New Zealand: Waikato Regional Council.

Last updated: 2017

Napier: https://www.napierport.co.nz/our-business/our-future/6-wharf/dredging-and-disposal/

Greater Wellington Regional Council: https://www.gw.govt.nz/

Data accessed date: 8 May 2023