# Newhalem unit 20, WA — planned retirement, EIA data for June 2026

For Newhalem unit 20, WA, planned retirement year is 2027; planned retirement month is 12; net summer capacity (mw) is 2.3; technology is Conventional Hydroelectric; fuel code is WAT; operator is City of Seattle - (WA), verified against its source on 2026-09-24.

- **Plant:** Newhalem _(verified: appears in the quote below)_
- **EIA plant ID:** 9842 _(verified: appears in the quote below)_
- **Generator ID:** 20 _(verified: appears in the quote below)_
- **Planned retirement year:** 2027 _(verified: appears in the quote below)_
- **Planned retirement month:** 12 _(verified: appears in the quote below)_
- **Operator:** City of Seattle - (WA) _(verified: appears in the quote below)_
- **EIA entity ID:** 16868 _(verified: appears in the quote below)_
- **Producer type:** Electric Utility _(verified: appears in the quote below)_
- **State:** WA _(verified: appears in the quote below)_
- **Net summer capacity (MW):** 2.3 _(verified: appears in the quote below)_
- **Technology:** Conventional Hydroelectric _(verified: appears in the quote below)_
- **Fuel code:** WAT _(verified: appears in the quote below)_
- **Prime mover:** HY _(verified: appears in the quote below)_
- **EPM edition:** June 2026 _(verified: appears in its own passage below)_

## What the source says

> 2027 | 12 | 16868 | City of Seattle - (WA) | Electric Utility | Newhalem | WA | 9842 | 20 | 2.3 | Conventional Hydroelectric | WAT | HY

## 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/).