Historically distinct IANA time zone
America/Indiana/Petersburg
Local time now
EDT · current offset
- Countries
- United States of America
- GPS reference
- 38.49° N, 87.28° W
- Data source
- IANA northamerica
- Aliases
- None
United States of AmericaEastern - IN (Pike)
Geographic context
Where this clock belongs
The map marks the IANA reference location and associated country, not a time-zone boundary.
GPS reference: 38.49° N, 87.28° W. Associated countries: US.
The Wikipedia link provides additional context; it is not evidence for a historical claim. Transition data comes from the IANA source file.
Notes from the time database
The story behind the clock
These source notes describe a period or rule. They do not, by themselves, establish a causal claim for a particular clock change.
War
Peace
Pike County, Indiana moved from central to eastern time in 1977, then switched back in 2006, then switched back again in 2007.
Original IANA source file: northamerica.
A shared present
Same clock today, different past
These nearby zones follow the same current annual pattern, yet retain their own historical record.
- America/Indiana/VincennesUnited States of America · 30 km from the reference location · Same annual clock since 1978
- America/Indiana/MarengoUnited States of America · 82 km from the reference location · Same annual clock since 2008
- America/Kentucky/LouisvilleUnited States of America · 135 km from the reference location · Same annual clock since 2008
Civil-time record
Recorded changes over time
From 1883 to 2027 · 96 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.
- -06:00 · CSTStandard time applies
- -05:00 · CDTDaylight saving time begins
- -06:00 · CSTStandard time applies
- -05:00 · CDTDaylight saving time begins
- -06:00 · CSTStandard time applies
- -05:00 · CWTDaylight saving time begins
Browse every recorded transition
| Local time after transition | Offset after | Abbreviation | Rule |
|---|---|---|---|
| 1883-11-18 12:00 | -06:00 | CST | Standard time |
| 1918-03-31 03:00 | -05:00 | CDT | Daylight saving time |
| 1918-10-27 01:00 | -06:00 | CST | Standard time |
| 1919-03-30 03:00 | -05:00 | CDT | Daylight saving time |
| 1919-10-26 01:00 | -06:00 | CST | Standard time |
| 1942-02-09 03:00 | -05:00 | CWT | Daylight saving time |
| 1945-08-14 18:00 | -05:00 | CPT | Daylight saving time |
| 1945-09-30 01:00 | -06:00 | CST | Standard time |
| 1955-05-01 01:00 | -05:00 | CDT | Daylight saving time |
| 1955-09-25 01:00 | -06:00 | CST | Standard time |
| 1956-04-29 03:00 | -05:00 | CDT | Daylight saving time |
| 1956-09-30 01:00 | -06:00 | CST | Standard time |
| 1957-04-28 03:00 | -05:00 | CDT | Daylight saving time |
| 1957-09-29 01:00 | -06:00 | CST | Standard time |
| 1958-04-27 03:00 | -05:00 | CDT | Daylight saving time |
| 1958-09-28 01:00 | -06:00 | CST | Standard time |
| 1959-04-26 03:00 | -05:00 | CDT | Daylight saving time |
| 1959-09-27 01:00 | -06:00 | CST | Standard time |
| 1960-04-24 03:00 | -05:00 | CDT | Daylight saving time |
| 1960-09-25 01:00 | -06:00 | CST | Standard time |
| 1961-04-30 03:00 | -05:00 | CDT | Daylight saving time |
| 1961-10-29 01:00 | -06:00 | CST | Standard time |
| 1962-04-29 03:00 | -05:00 | CDT | Daylight saving time |
| 1962-10-28 01:00 | -06:00 | CST | Standard time |
| 1963-04-28 03:00 | -05:00 | CDT | Daylight saving time |
| 1963-10-27 01:00 | -06:00 | CST | Standard time |
| 1964-04-26 03:00 | -05:00 | CDT | Daylight saving time |
| 1964-10-25 01:00 | -06:00 | CST | Standard time |
| 1965-04-25 03:00 | -05:00 | EST | Standard time |
| 1966-10-30 01:00 | -06:00 | CST | Standard time |
| 1967-04-30 03:00 | -05:00 | CDT | Daylight saving time |
| 1967-10-29 01:00 | -06:00 | CST | Standard time |
| 1968-04-28 03:00 | -05:00 | CDT | Daylight saving time |
| 1968-10-27 01:00 | -06:00 | CST | Standard time |
| 1969-04-27 03:00 | -05:00 | CDT | Daylight saving time |
| 1969-10-26 01:00 | -06:00 | CST | Standard time |
| 1970-04-26 03:00 | -05:00 | CDT | Daylight saving time |
| 1970-10-25 01:00 | -06:00 | CST | Standard time |
| 1971-04-25 03:00 | -05:00 | CDT | Daylight saving time |
| 1971-10-31 01:00 | -06:00 | CST | Standard time |
| 1972-04-30 03:00 | -05:00 | CDT | Daylight saving time |
| 1972-10-29 01:00 | -06:00 | CST | Standard time |
| 1973-04-29 03:00 | -05:00 | CDT | Daylight saving time |
| 1973-10-28 01:00 | -06:00 | CST | Standard time |
| 1974-01-06 03:00 | -05:00 | CDT | Daylight saving time |
| 1974-10-27 01:00 | -06:00 | CST | Standard time |
| 1975-02-23 03:00 | -05:00 | CDT | Daylight saving time |
| 1975-10-26 01:00 | -06:00 | CST | Standard time |
| 1976-04-25 03:00 | -05:00 | CDT | Daylight saving time |
| 1976-10-31 01:00 | -06:00 | CST | Standard time |
| 1977-04-24 03:00 | -05:00 | CDT | Daylight saving time |
| 1977-10-30 02:00 | -05:00 | EST | Standard time |
| 2006-04-02 02:00 | -05:00 | CDT | Daylight saving time |
| 2006-10-29 01:00 | -06:00 | CST | Standard time |
| 2007-03-11 03:00 | -05:00 | CDT | Daylight saving time |
| 2007-11-04 02:00 | -05:00 | EST | Standard time |
| 2008-03-09 03:00 | -04:00 | EDT | Daylight saving time |
| 2008-11-02 01:00 | -05:00 | EST | Standard time |
| 2009-03-08 03:00 | -04:00 | EDT | Daylight saving time |
| 2009-11-01 01:00 | -05:00 | EST | Standard time |
| 2010-03-14 03:00 | -04:00 | EDT | Daylight saving time |
| 2010-11-07 01:00 | -05:00 | EST | Standard time |
| 2011-03-13 03:00 | -04:00 | EDT | Daylight saving time |
| 2011-11-06 01:00 | -05:00 | EST | Standard time |
| 2012-03-11 03:00 | -04:00 | EDT | Daylight saving time |
| 2012-11-04 01:00 | -05:00 | EST | Standard time |
| 2013-03-10 03:00 | -04:00 | EDT | Daylight saving time |
| 2013-11-03 01:00 | -05:00 | EST | Standard time |
| 2014-03-09 03:00 | -04:00 | EDT | Daylight saving time |
| 2014-11-02 01:00 | -05:00 | EST | Standard time |
| 2015-03-08 03:00 | -04:00 | EDT | Daylight saving time |
| 2015-11-01 01:00 | -05:00 | EST | Standard time |
| 2016-03-13 03:00 | -04:00 | EDT | Daylight saving time |
| 2016-11-06 01:00 | -05:00 | EST | Standard time |
| 2017-03-12 03:00 | -04:00 | EDT | Daylight saving time |
| 2017-11-05 01:00 | -05:00 | EST | Standard time |
| 2018-03-11 03:00 | -04:00 | EDT | Daylight saving time |
| 2018-11-04 01:00 | -05:00 | EST | Standard time |
| 2019-03-10 03:00 | -04:00 | EDT | Daylight saving time |
| 2019-11-03 01:00 | -05:00 | EST | Standard time |
| 2020-03-08 03:00 | -04:00 | EDT | Daylight saving time |
| 2020-11-01 01:00 | -05:00 | EST | Standard time |
| 2021-03-14 03:00 | -04:00 | EDT | Daylight saving time |
| 2021-11-07 01:00 | -05:00 | EST | Standard time |
| 2022-03-13 03:00 | -04:00 | EDT | Daylight saving time |
| 2022-11-06 01:00 | -05:00 | EST | Standard time |
| 2023-03-12 03:00 | -04:00 | EDT | Daylight saving time |
| 2023-11-05 01:00 | -05:00 | EST | Standard time |
| 2024-03-10 03:00 | -04:00 | EDT | Daylight saving time |
| 2024-11-03 01:00 | -05:00 | EST | Standard time |
| 2025-03-09 03:00 | -04:00 | EDT | Daylight saving time |
| 2025-11-02 01:00 | -05:00 | EST | Standard time |
| 2026-03-08 03:00 | -04:00 | EDT | Daylight saving time |
| 2026-11-01 01:00 | -05:00 | EST | Standard time |
| 2027-03-14 03:00 | -04:00 | EDT | Daylight saving time |
| 2027-11-07 01:00 | -05:00 | EST | Standard time |