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Pacific nautical charts - changes to country prefix and numbering

A schedule of upcoming changes to Pacific nautical charts

Since February 2020 we have been introducing country-specific prefixes and new numbers to the Pacific charts we maintain. See the table below for details and the linked news article for more information:

Important changes to country prefix and numbering of LINZ Pacific nautical charts

Schedule of changes - Tonga

Chart type

Chart to be withdrawn

Proposed new chart

Planned publication date

Previous published date

ENC

NZ300082

South Pacific Ocean - Tonga

TO300101

South Pacific Ocean - Tonga

Jun 2022

Jul 2019

ENC

No existing chart

TO400405

South Pacific Ocean - Tonga- Tofua and Kao

Jun 2022

Not applicable

Paper chart

T/NZ 82

Tonga

TO 101

Tonga

Feb 2023

Jun 2019

Paper chart

No existing chart

TO 405

Tofua and Kao

Feb 2023

Not applicable

Schedule of changes - Samoa

Chart type

Chart to be withdrawn

Proposed new chart

Planned publication date

Previous published date

ENC

No existing chart

WS500212

South Pacific Ocean - Samoa - Asau Harbour

Jun 2022

Not applicable

ENC

NZ300086

South Pacific Ocean - Samoa Islands

NZ3000111

South Pacific Ocean - Samoa Islands

Feb 2023

Apr 2019

ENC

NZ400864

South Pacific Ocean - Samoa - Apolima Strait

WS (yet to be confimed)

yet to be confimed

Feb 2023

Dec 2017

ENC

NZ400865

South Pacific Ocean - Samoa - Upolu Island - Approaches to Apia

WS (yet to be confimed)

yet to be confimed

Feb 2023

Jul 2017

ENC

NZ408641

South Pacific Ocean - Samoa - Savai'i Island - Matautu Bay

WS400213

South Pacific Ocean - Samoa - Savai'i Island - Matautu Bay

Feb 2023

Jan 2018

ENC

NZ508645

South Pacific Ocean - Samoa - Plans in Apolima Strait - Salelologa Harbour

WS502131

South Pacific Ocean - Samoa - Plans in Apolima Strait - Salelologa Harbour

Jun 2022

Aug 2017

ENC

NZ508655

South Pacific Ocean - Samoa - Apia Harbour

WS500312

South Pacific Ocean - Samoa - Apia Harbour

Jun 2022

Mar 2020

ENC

NZ586451

South Pacific Ocean - Samoa - Plans in Apolima Strait - Mulifanua Harbour

WS502132

South Pacific Ocean - Samoa - Plans in Apolima Strait - Mulifanua Harbour

Jun 2022

Aug 2017

ENC

No existing chart

WS504121

Vaiele Bay

Jun 2022

Not applicable

ENC

No existing chart

WS504122

Saluafata Harbour

Jun 2022

Not applicable

ENC

No existing chart

WS504123

Fagaloa Bay

Jun 2022

Not applicable

ENC

No existing chart

WS504124

Aleipata Port (to be confirmed)

Jun 2022

Not applicable

ENC

No existing chart

WS504125

Safata Harbour and Simu Bay

Jun 2022

Not applicable

Paper chart

NZ 1414

Asau Harbour

WS 212

Asau Harbour

Feb 2023

Oct 1980

Paper chart

NZ 8645

Plans in Apolima Strait

WS 213

Plans in Apolima Strait

Feb 2023

Mar 2018

Paper chart

NZ8655

Apia Harbour

WS 312

Apia Harbour

Feb 2023

Mar 2018

Paper chart

NZ 864

Apolima Strait

WS 213

Apolima Strait

Feb 2023

Mar 2018

Paper chart

NZ 865

Approaches to Apia

WS 311

Approaches to Apia

Feb 2023

Mar 2018

Paper chart

NZ 861

Plans in Samoa

refer to WS 112*

Feb 2023

Jun 2010

Paper chart

No existing chart

WS 112*

yet to be confimed

Feb 2023

Not applicable

Paper chart

NZ 86

Samoa Islands

WS 111

Samoa Islands

Feb 2023

Jul 2019

*This is not equivalent coverage to the chart withdrawn

Please note: Details in this table may be revised as work progresses.