Oakdale

OperatingHydro

Ranked #2 of 6 Hydro plants in IN#616 of 1452 nationally

11.8 MW Hydro operating in Carroll, IN — Midcontinent Independent Transmission System Operator, Inc..

EIAWD

11.8 MW

Nameplate Capacity

Generators

units

Conventional Hydroelectric

Technology

1925

Operating Since

Location

Coordinates

40.6564, -86.7528

County

Carroll, IN

Nearby Plants

Tiber Dam Hydroelectric Plant
Hydro7.5 MW · 0.0 km
Twin Lakes Solar LLC
Solar150 MW · 6.8 km
Indiana Crossroads Solar Park
Solar200 MW · 10.2 km

Status

as of 4y 7m ago

Latest milestonebiomass fuel testing phase · 2021-10-20The Daily Iowan · 2021-10-20

Expected COD2025The Daily Iowan · 2021-10-20

Ownership & Operator

Field	EIA	GEM	Wikidata
Operator	Northern Indiana Pub Serv Co	—	—
Owner(s)	Northern Indiana Pub Serv Co	—	—
Status	Operating	—	—

Ownership Chain

No GEM tracker match for this plant — ownership chain unavailable.

DeveloperUniversity of IowaThe Daily Iowan · 2021-10-20

PartnerModesto Irrigation DistrictModesto Bee · 2025-05-09

CompanyPacific Gas and Electric CompanyModesto Bee · 2025-05-09

About

The Oakdale hydroelectric plant is located in Carroll County, Indiana. The plant has a total capacity of 11.8 MW across three generators and primarily uses water as its fuel source. It began operating in 1925 and is operated by Northern Indiana Public Service Company. Oakdale is the second-largest hydroelectric plant in Indiana (out of six) and ranks 629th nationally among 1,464 hydroelectric facilities.

Oakdale operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority and the ReliabilityFirst Corporation (RFC) NERC region. The plant's latest annual generation was 17,395 MWh, resulting in a capacity factor of 16.9%. Financial data indicates an installed cost of $2,491.79 per kW, according to FERC data.

Generated from EIA, GEM, and public data sources

EIA Plant Profile Wikidata

Engineering & Generators