Prairie Wolf Solar LLC

OperatingSolar

Ranked #8 of 388 Solar plants in IL#349 of 7790 nationally

200 MW Solar operating in Coles, IL — Midcontinent Independent Transmission System Operator, Inc..

EIAGEMWD

200 MW

Nameplate Capacity

Generators

unit

Solar Photovoltaic

Technology

2021

Operating Since

Location

Coordinates

39.5599, -87.9757

County

Coles, IL

Nearby Plants

Triple S Solar I LLC CSG
Solar2 MW · 2.2 km
Coles Wind
Wind300 MW · 18.3 km
SAE Paris IL S1
Solar2 MW · 22.5 km

Ownership & Operator

Field	EIA	GEM	Wikidata
Operator	Geronimo Power	National Grid Renewables	—
Owner(s)	National Grid Renewables	National Grid Renewables	—
Status	Operating	operating	—

Ownership Chain

GEM identifies the owner as National Grid Renewables

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

DeveloperGeronimo EnergyCSRwire · 2026-03-23

About

Prairie Wolf Solar LLC is a 200 MW solar photovoltaic power plant located in Coles County, Illinois. The plant, which began operating in 2021, is owned and operated by National Grid Renewables. It utilizes single-axis tracking technology. As of the most recent data, it ranks as the 7th largest solar plant in Illinois (out of 19) and 262nd nationally (out of 639).

The plant's latest annual generation was 379,636 MWh, resulting in a capacity factor of 21.6%. Prairie Wolf Solar operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority and the SERC NERC region. Financial data is available for the plant, sourced from LBNL Solar.

Generated from EIA, GEM, and public data sources

EIA Plant Profile Wikidata Global Energy Monitor

Engineering & Generators

Grid Context

ISO/RTO

MISO

Market

ISO/RTO Member

NERC Region

SERC — SERC Reliability Corporation

Balancing Authority

Generation

13.4K MWh

Latest Month

379.6K MWh

Annual Generation

21.6%

Capacity Factor

Jan 2023 – Dec 2025

Financial Data

LBNL SolarLBNL Utility-Scale Solar, OEDI SolarOEDI Solar Market ValuesHIGH

Data from 2021–2024

Construction CostOperating CostPricing & Revenue

$28.0/MWh

Energy Value

$2.7/MWh

Capacity Value

Pricing & Market Data

HIGH confidence

Point of Interconnection

Nearest Substation

Kansas West Substation · 345 kV

Substation Distance

0.758 km

Operator

Ameren

Coord Source

OSM spatial

Market Position

ISO/RTO Market

MISO

LMP Node

AMIL.PWLFSLR

Pricing Hub

ILLINOIS.HUB

Location Type

Generation Node

Node Source

Curated node match

News & Articles (1)Beta

Last updated 2026-03-14

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Data

Top solar plant owners in the US

Data tables and metrics from the powerplantsinfo.org database.

6d agoView report →

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Prairie Wolf Solar LLC — Plant Summary

Prairie Wolf Solar LLC

Ownership Chain