OilOperatingMISO

South Plant (IA)

Oil power plant in Bremer County, Iowa. 12 MW of nameplate capacity across 6 generators, operated by Waverly Municipal Elec Utility - (IA).

Also known as South Power Plant · EIA plant 7758

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Waverly Solar - (IA)Waterloo Solar (IA)University of Northern IowaSouth Plant (IA)10 km
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6 plants within 24 km, from EIA coordinates.

Key facts

Capacity
12 MWNameplate
Generators
6 operatingEIA-860M, August 2026
Operating since
May 2000First generator online
Operator
Waverly Municipal Elec Utility - (IA)EIA operator ID 20214
Grid
MISOBalancing authority MISO
Price nodes
None linkedNo verified ISO node
Location
Bremer County, IA42.7317, −92.4711
EIA plant ID
7758EIA plant page

Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.

How much power South Plant (IA) produces

Free · EIA-923

Net generation, 2025

71 MWh

71 MWh, final

Capacity factor, 2025

0.1%

2024: 0.0%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

25.0–79.0

MWh a year. Low 2015, high 2023

Annual net generation, MWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
2000744Not reported12 of 12
2001821Not reported12 of 12
20021,143Not reported12 of 12
20031,163Not reported12 of 12
2004170Not reported12 of 12
2005642Not reported12 of 12
2006322Not reported12 of 12
2007349Not reported12 of 12
200838Not reported12 of 12
200984Not reported12 of 12
2010860.1%12 of 12
2011740.1%12 of 12
2012420.0%12 of 12
2013650.1%12 of 12
2014520.0%12 of 12
2015250.0%12 of 12
2016480.0%12 of 12
2017500.0%12 of 12
2018750.1%12 of 12
2019560.1%12 of 12
2020440.0%12 of 12
2021520.0%12 of 12
2022530.1%12 of 12
2023790.1%12 of 12
2024510.0%12 of 12
2025710.1%12 of 12
2026 (provisional, partial year)Not reportedNot reported0 of 7

* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.

Power prices and basis

Free account

No verified ISO price node is linked to this plant, or its price history could not load.

Emissions

Free · EPA CAMPD

No EPA emissions units are linked to this plant.

Water use

Free · EIA-923 cooling, USGS

No EIA cooling-water record for this plant in 2024.

Generators

Free · EIA-860M
GeneratorTechnologyNameplate MWOnline since
1Petroleum Liquids2.0May 2000
2Petroleum Liquids2.0May 2000
3Petroleum Liquids2.0May 2000
4Petroleum Liquids2.0May 2000
5Petroleum Liquids2.0May 2000
6Petroleum Liquids2.0May 2000

Ownership and offtake

Pro
Pro

Ownership and offtake are part of Pro

Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Waverly Municipal Elec Utility - (IA) as the operator, which is not always the owner.

Modeled data

Pro

Pro adds modeled values for this plant. Everything above stays free.

Modeled

Generation potential vs reported

Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.

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Power plants near South Plant (IA)

More plants operated by Waverly Municipal Elec Utility - (IA)

Questions about South Plant (IA)

How much power does South Plant (IA) produce?

South Plant (IA) reported 71 MWh (71 MWh) of net generation in 2025, a 0.1% capacity factor on 12 MW of nameplate capacity.

Where is South Plant (IA)?

South Plant (IA) is in Bremer County, Iowa, at 42.7317, −92.4711. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).

Who operates South Plant (IA)?

EIA-860M for August 2026 lists Waverly Municipal Elec Utility - (IA) as the operator (EIA operator ID 20214). The operator is not always the owner.

When did South Plant (IA) start operating?

Its first generator began operating in May 2000, according to EIA-860M.

Sources

  • EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
  • EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
  • Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)

Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page