Lake Catherine unit 4, AR — planned retirement, EIA data for May 2026
For Lake Catherine unit 4, AR, planned retirement year is 2027; planned retirement month is 6; net summer capacity (mw) is 522.0; technology is Natural Gas Steam Turbine; fuel code is NG; operator is Entergy Arkansas LLC, verified against its source on 2026-11-03.
- Plant
- Lake Catherine verified
- EIA plant ID
- 170 verified
- Generator ID
- 4 verified
- Planned retirement year
- 2027 verified
- Planned retirement month
- 6 verified
- Superseded by
- Planned retirement has moved to 12/2027. EIA's 'Inventory of Operating Generators as of July 2026' gives 12/2027 for this unit, not the 6/2027 this edition of the Electric Power Monthly printed. Read from the permanent archived copy at https://www.eia.gov/electricity/data/eia860m/archive/xls/july_generator2026.xlsx. This dataset's own June 2026 edition already printed 12/2027 for the same unit. our reading
- Operator
- Entergy Arkansas LLC verified
- EIA entity ID
- 814 verified
- Producer type
- Electric Utility verified
- State
- AR verified
- Net summer capacity (MW)
- 522.0 verified
- Technology
- Natural Gas Steam Turbine verified
- Fuel code
- NG verified
- Prime mover
- ST verified
- EPM edition
- May 2026 verified
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
2027 6 814 Entergy Arkansas LLC Electric Utility Lake Catherine AR 170 4 522.0 Natural Gas Steam Turbine NG ST
— eia.gov, retrieved 2026-09-24
Where each value comes from
The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.
EPM edition
Table 1.1. Net Generation by Energy Source: Total (All Sectors), 2016-May 2026
— all from eia.gov, retrieved 2026-09-24
Source
- eia.govhttps://www.eia.gov/electricity/monthly/archive/july2026.pdf