LaGrande

OperatingHydro

Ranked #30 of 75 Hydro plants in WA#261 of 1454 nationally

64 MW Hydro operating in Pierce, WA — City of Tacoma, Department of Public Utilities, Light Division

EIAGEMWD

64 MW

Nameplate Capacity

Generators

units

Conventional Hydroelectric

Technology

1912

Operating Since

Location

Coordinates

46.8328, -122.3196

County

Pierce, WA

Nearby Plants

Alder
Hydro50 MW · 3.5 km
LRI LFGTE Facility
Landfill Gas4.5 MW · 16.0 km
Electron
Hydro22.8 MW · 20.7 km

Ownership & Operator

Owner data does not fully agree across sources.

EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.

Field	EIA	GEM	Wikidata
Operator	City of Tacoma - (WA)	City of Tacoma (WA)	—
Owner(s)	City of Tacoma - (WA)	City of Tacoma (WA)	Tacoma Power
Status	Operating	operating	—

Ownership Chain

GEM identifies the owner as City of Tacoma (WA)

This entity is not yet in the GEM ownership database — chain unavailable.

About

LaGrande Dam is a hydroelectric dam on the Nisqually River, on the border of Pierce County and Thurston County, Washington. LaGrande is the lesser of two coordinated dams on the Nisqually, situated two miles north (downstream) of the other, Alder Dam. Both are owned by Tacoma Power.

Read more on Wikipedia

The LaGrande hydroelectric plant is located in Pierce County, Washington. It has a total capacity of 64 MW across five generators. The plant began operating in 1912 and is owned and operated by the City of Tacoma. It utilizes conventional hydroelectric technology with water (WAT) as its primary fuel source. LaGrande is ranked 30th out of 75 power plants in Washington state and 265th out of 1464 plants nationally.

LaGrande operates within the Western Electricity Coordinating Council (WECC) NERC region, and its balancing authority is the City of Tacoma, Department of Public Utilities, Light Division. The plant's latest annual generation was 297,313 MWh, resulting in a capacity factor of 52.9%.

Generated from EIA, GEM, and public data sources