Civil Time AtlasIANA time zone data

Historically distinct IANA time zone

Pacific/Bougainville

Canonical IANA identifier · Data release 2026c

Local time now +11 · current offset
Countries
Papua New Guinea
GPS reference
6.22° S, 155.57° E
Data source
IANA australasia
Aliases
None

Bougainville

Geographic context

Where this clock belongs

The map marks the IANA reference location and associated country, not a time-zone boundary.

World location
Regional context

GPS reference: 6.22° S, 155.57° E. Associated countries: PG.

The Wikipedia link provides additional context; it is not evidence for a historical claim. Transition data comes from the IANA source file.

A shared present

These nearby zones follow the same current annual pattern, yet retain their own historical record.

Civil-time record

Recorded changes over time

From 1879 to 2014 · 5 recorded transitions

Recurring daylight-saving changes are grouped separately when JavaScript is available.

Notable changes

One-off changes and transitions outside the recurring seasonal rhythm.

  1. +09:48 · PMMTStandard time applies
  2. +10:00 · +10Standard time applies
  3. +09:00 · +09Standard time applies
  4. +10:00 · +10Standard time applies
  5. +11:00 · +11Standard time applies
Browse every recorded transition
Local time after transitionOffset afterAbbreviationRule
1879-12-31 23:26+09:48PMMTStandard time
1895-01-01 00:11+10:00+10Standard time
1942-06-30 23:00+09:00+09Standard time
1945-08-21 01:00+10:00+10Standard time
2014-12-28 03:00+11:00+11Standard time