# Dominguez Energy Storage unit DES1, UT — planned retirement, EIA data for June 2026

For Dominguez Energy Storage unit DES1, UT, planned retirement year is 2055; planned retirement month is 12; net summer capacity (mw) is 200; technology is Batteries; fuel code is MWH; operator is Dominguez Grid, LLC, verified against its source on 2026-09-24.

- **Plant:** Dominguez Energy Storage _(verified: appears in the quote below)_
- **EIA plant ID:** 68596 _(verified: appears in the quote below)_
- **Generator ID:** DES1 _(verified: appears in the quote below)_
- **Planned retirement year:** 2055 _(verified: appears in the quote below)_
- **Planned retirement month:** 12 _(verified: appears in the quote below)_
- **Operator:** Dominguez Grid, LLC _(verified: appears in the quote below)_
- **EIA entity ID:** 66963 _(verified: appears in the quote below)_
- **Producer type:** IPP _(verified: appears in the quote below)_
- **State:** UT _(verified: appears in the quote below)_
- **Net summer capacity (MW):** 200 _(verified: appears in the quote below)_
- **Technology:** Batteries _(verified: appears in the quote below)_
- **Fuel code:** MWH _(verified: appears in the quote below)_
- **Prime mover:** BA _(verified: appears in the quote below)_
- **EPM edition:** June 2026 _(verified: appears in its own passage below)_

## What the source says

> 2055 | 12 | 66963 | Dominguez Grid, LLC | IPP | Dominguez Energy Storage | UT | 68596 | DES1 | 200 | Batteries | MWH | BA

## Where each value comes from

This source states these in separate places, so each value is shown with the passage that states it.

### EPM edition

> Table 1.1. Net Generation by Energy Source: Total (All Sectors), 2016-June 2026

## Source

- https://www.eia.gov/electricity/monthly/archive/august2026.zip

Last verified: 2026-09-24. Review by: 2026-11-03.
Part of [Planned US generating-unit retirements, as EIA published them in one named month's Electric Power Monthly](https://referencesource.org/power-plant-retirement-schedule/).