America/Metlakatla
Time zone identifier: America/Metlakatla
Current civil offset: -09:00 (AKST)
Current DST state: Observing Standard Time
First standard time adoption: Adopted on 1867-10-19
Local Mean Time (LMT): +15:13:42 based on geographic meridian
Total recorded transitions: 81 transitions across 5 distinct offsets
Associated countries: US
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Historical Offset Step Chart (1880 to Present)
Text summary: America/Metlakatla shifted between 5 distinct offsets from 1867-10-19 through the modern era.
Complete Transition History (81 Transitions)
| UTC Instant | Local Wall Time | Shift | Abbreviation | DST | Effect |
|---|---|---|---|---|---|
1867-10-19T00:31:13Z | 1867-10-18 15:44:55 | +15:13:42 → -08:46:18 | LMT | No | overlap |
1900-08-20T20:46:18Z | 1900-08-20 12:46:18 | -08:46:18 → -08:00 | PST | No | gap |
1942-02-09T10:00:00Z | 1942-02-09 03:00:00 | -08:00 → -07:00 | PWT | Yes | gap |
1945-08-14T23:00:00Z | 1945-08-14 16:00:00 | -07:00 → -07:00 | PPT | Yes | offset-only |
1945-09-30T09:00:00Z | 1945-09-30 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1969-04-27T10:00:00Z | 1969-04-27 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1969-10-26T09:00:00Z | 1969-10-26 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1970-04-26T10:00:00Z | 1970-04-26 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1970-10-25T09:00:00Z | 1970-10-25 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1971-04-25T10:00:00Z | 1971-04-25 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1971-10-31T09:00:00Z | 1971-10-31 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1972-04-30T10:00:00Z | 1972-04-30 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1972-10-29T09:00:00Z | 1972-10-29 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1973-04-29T10:00:00Z | 1973-04-29 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1973-10-28T09:00:00Z | 1973-10-28 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1974-01-06T10:00:00Z | 1974-01-06 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1974-10-27T09:00:00Z | 1974-10-27 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1975-02-23T10:00:00Z | 1975-02-23 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1975-10-26T09:00:00Z | 1975-10-26 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1976-04-25T10:00:00Z | 1976-04-25 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1976-10-31T09:00:00Z | 1976-10-31 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1977-04-24T10:00:00Z | 1977-04-24 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1977-10-30T09:00:00Z | 1977-10-30 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1978-04-30T10:00:00Z | 1978-04-30 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1978-10-29T09:00:00Z | 1978-10-29 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1979-04-29T10:00:00Z | 1979-04-29 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1979-10-28T09:00:00Z | 1979-10-28 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1980-04-27T10:00:00Z | 1980-04-27 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1980-10-26T09:00:00Z | 1980-10-26 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1981-04-26T10:00:00Z | 1981-04-26 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1981-10-25T09:00:00Z | 1981-10-25 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1982-04-25T10:00:00Z | 1982-04-25 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1982-10-31T09:00:00Z | 1982-10-31 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
1983-04-24T10:00:00Z | 1983-04-24 03:00:00 | -08:00 → -07:00 | PDT | Yes | gap |
1983-10-30T09:00:00Z | 1983-10-30 01:00:00 | -07:00 → -08:00 | PST | No | overlap |
2015-11-01T10:00:00Z | 2015-11-01 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2016-03-13T11:00:00Z | 2016-03-13 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2016-11-06T10:00:00Z | 2016-11-06 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2017-03-12T11:00:00Z | 2017-03-12 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2017-11-05T10:00:00Z | 2017-11-05 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2018-03-11T11:00:00Z | 2018-03-11 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2018-11-04T10:00:00Z | 2018-11-04 02:00:00 | -08:00 → -08:00 | PST | No | offset-only |
2019-01-20T10:00:00Z | 2019-01-20 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2019-03-10T11:00:00Z | 2019-03-10 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2019-11-03T10:00:00Z | 2019-11-03 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2020-03-08T11:00:00Z | 2020-03-08 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2020-11-01T10:00:00Z | 2020-11-01 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2021-03-14T11:00:00Z | 2021-03-14 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2021-11-07T10:00:00Z | 2021-11-07 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2022-03-13T11:00:00Z | 2022-03-13 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2022-11-06T10:00:00Z | 2022-11-06 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2023-03-12T11:00:00Z | 2023-03-12 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2023-11-05T10:00:00Z | 2023-11-05 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2024-03-10T11:00:00Z | 2024-03-10 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2024-11-03T10:00:00Z | 2024-11-03 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2025-03-09T11:00:00Z | 2025-03-09 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2025-11-02T10:00:00Z | 2025-11-02 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2026-03-08T11:00:00Z | 2026-03-08 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2026-11-01T10:00:00Z | 2026-11-01 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2027-03-14T11:00:00Z | 2027-03-14 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2027-11-07T10:00:00Z | 2027-11-07 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2028-03-12T11:00:00Z | 2028-03-12 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2028-11-05T10:00:00Z | 2028-11-05 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2029-03-11T11:00:00Z | 2029-03-11 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2029-11-04T10:00:00Z | 2029-11-04 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2030-03-10T11:00:00Z | 2030-03-10 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2030-11-03T10:00:00Z | 2030-11-03 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2031-03-09T11:00:00Z | 2031-03-09 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2031-11-02T10:00:00Z | 2031-11-02 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2032-03-14T11:00:00Z | 2032-03-14 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2032-11-07T10:00:00Z | 2032-11-07 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2033-03-13T11:00:00Z | 2033-03-13 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2033-11-06T10:00:00Z | 2033-11-06 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2034-03-12T11:00:00Z | 2034-03-12 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2034-11-05T10:00:00Z | 2034-11-05 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2035-03-11T11:00:00Z | 2035-03-11 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2035-11-04T10:00:00Z | 2035-11-04 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2036-03-09T11:00:00Z | 2036-03-09 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2036-11-02T10:00:00Z | 2036-11-02 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
2037-03-08T11:00:00Z | 2037-03-08 03:00:00 | -09:00 → -08:00 | AKDT | Yes | gap |
2037-11-01T10:00:00Z | 2037-11-01 01:00:00 | -08:00 → -09:00 | AKST | No | overlap |
Years on Record
Methodology Note: The 1970 Rule
tzdb guarantees accuracy for timestamps from 1970 onwards. Transitions prior to 1970 represent best-effort historical reconstructions.