Oak Grove

Out of serviceHydroGEM: operating

Ranked #13 of 63 Hydro plants in OR#296 of 1454 nationally

51 MW Hydro out of service in Clackamas, OR — Portland General Electric Company

EIAGEMWD

51 MW

Nameplate Capacity

Generators

units

Conventional Hydroelectric

Technology

1924

Operating Since

Location

Coordinates

45.1220, -122.0699

County

Clackamas, OR

Nearby Plants

Tualatin Battery Energy Storage System
BESS400 MW · 14.6 km
Stone Creek
Hydro12 MW · 15.1 km
North Fork
Hydro40.8 MW · 21.3 km

Ownership & Operator

Field	EIA	GEM	Wikidata
Operator	Portland General Electric Co	Portland General Electric	—
Owner(s)	Portland General Electric Co	Portland General Electric	—
Status	Out of service	operating	—

Ownership Chain

About

The Oak Grove Hydroelectric Project is a 44 megawatt hydroelectric plant operated by Portland General Electric (PGE) on the Oak Grove Fork Clackamas River. Water for this project is held by three lakes, built between 1923 and 1956. The dam creates the impoundment Lake Harriet.

Read more on Wikipedia

Oak Grove is a hydroelectric power plant located in Clackamas County, Oregon. The plant, owned and operated by Portland General Electric (PGE), has a total capacity of 51 MW distributed across two generators. It commenced operations in 1924, utilizing water as its primary fuel source and employing conventional hydroelectric technology. Oak Grove ranks as the 13th largest power plant in Oregon out of 63, and 300th nationally out of 1464 facilities. The plant operates within the Portland General Electric Company balancing authority, under the oversight of the Western Electricity Coordinating Council (WECC).

In the most recent year with available data, Oak Grove generated 150,144 MWh of electricity, achieving a capacity factor of 33.6%. Financial data indicates an installed cost of $1,455.11 per kW. Information about the plant has appeared in news articles 10 times, with coverage focusing on regulatory matters (7 articles), industry news (2 articles), and hazards (1 article). A Wikipedia extract is available for the plant.

Generated from EIA, GEM, and public data sources