Ameren Illinois

10 Richard Mark Way Collinsville, IL 62234

Company Summary Information

Ameren Illinois is ranked #4,742 out of 5,094 utilities nationwide in terms of total annual net electricity generation, and they are ranked #2,377 out of 2,428 utilities in terms of total annual net electricity generation from solar.

Ameren Illinois generated 95.0 MWh during the 3-month period between September 2024 to December 2024.

According to FERC EQR data, Ameren Illinois had a total of $12.5M in seller transasctions and $47.6M in buyer transasctions in 2025 Q2.

Company NameAmeren Illinois
Location10 Richard Mark Way Collinsville, IL 62234
EIA Utility TypeInvestor-Owned Utility
EIA Utility DatesJan 2018 to Dec 2024
EIA Annual Generation 323.0 MWh
EIA Power Plants1
Fuel Types Solar Wind
Ranked #4,742 out of 5,094 Utilities Nationwide by Annual Generation
Ranked #2,377 out of 2,428 Utilities Nationwide in terms of Solar Generation

FERC Seller Summary

Seller Dates AvailableJul 2013 to Sep 2025
Seller Total Transaction Charges$479.62M
Seller Total Transactions218,407
Seller 2025 Q2 Transaction Charges$12.47M
Seller 2025 Q2 Transactions3,893

FERC Buyer Summary

Buyer Dates AvailableJul 2013 to Oct 2025
Buyer Total Transaction Charges$3.32B
Buyer Total Transactions148,811
Buyer 2025 Q2 Transaction Charges$47.56M
Buyer 2025 Q2 Transactions5,820

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Monthly Electricity Generation by Type

Monthly electricity generation by source as reported by the EIA

Solar
Wind
Natural Gas
Other Fuel
3030242418181212660020182018201920192020202020212021202220222023202320242024
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Monthly FERC Transaction Charges by Type

Monthly aggregates and sums are derived from FERC Electronic Quarterly Reports (EQR)

Power Plants Operated by Ameren Illinois

PlantLocationAnnual GenerationInitial Operation DateLast UpdateFuel Types
TAC-Distributed Energy Resource HybridChampaign, Illinois307 MWhFeb 2017Dec 2024 Solar : 63.8% Wind : 36.2%

Other Companies Listed Alphabetically

A list of companies close to Ameren Illinois when arranged alphabetically. They do not neccessarily have any association with Ameren Illinois.

Company NameCompany LocationEIA Annual
Generation
FERC 2025 Q2
Transactions
Altavista Solar, LLCWindsor Locks, CT172.6 GWh$2.14M
Alton Post Office Solar, LLCHouston, TX-$2.00M
Altona Solar, LLCSt. Louis, MO-$1.03M
Altop Energy Trading LLCHouston, TX-$63.75M
Altorfer Inc.Bartonville, IL3.1 GWh-
Altus Power America Management, LLCStamford, CT861.9 GWh-
Am Wind Repower LLCGatineau, QC-$1.56M
Amadeus Wind LLC752.2 GWh-
Amana Society Service CoAmana, IA1.1 GWh-
Amazon Energy LLCSeattle, WA-$260.69M
AmerescoKnoxville, TN93.7 GWh-
Ameresco Butte County LLC18.3 GWh-
Ameresco BWC Wading River LLCFramingham, MA5.3 GWh-
Ameresco Chicopee Energy LLCFramingham, MA10.7 GWh-
Ameresco Chiquita Canyon LLCFramingham, MA5.1 GWh-
Ameresco Dallas LLCFramingham, MA30.2 GWh-
Ameresco Delaware CentralFramingham, MA25.4 GWh-
Ameresco Delaware SouthFramingham, MA6.0 GWh-
Ameresco Federal SolutionsKnoxville, TN56.5 GWh-
Ameresco Forward LLC34.8 GWh-

Top 20 Companies Associated with Ameren Illinois

A list of the top 20 companies associated with Ameren Illinois in terms of total FERC EQR transactions charges. Total Transaction Charges are based on FERC EQR data obtained since Q3 2013.

Company Name2025 Q2 Transactions w/
Ameren Illinois
Midcontinent Independent System Operator, Inc.$12.45M
Mercuria Energy America, LLC$10.52M
Trafigura Trading LLC$9.70M
Shell Energy North America (US), L.P.$8.91M
Constellation Energy Generation, LLC$7.53M
Morgan Stanley Capital Group Inc.$3.94M
Dynegy Marketing And Trade, LLC$2.89M
Nextera Energy Marketing, LLC$1.81M
Evergy Kansas Central, Inc.$990.95k
Tidal Energy Marketing (U.S.) L.L.C.$852.18k
Vitol Inc.$405.55k
City Water, Light & Power (Springfield, Illinois)$17.03k
Ameren Energy Marketing Company-
Hoosier Energy Rural Electric Cooperative, Inc.-
AEP Energy Partners, Inc.-
Exelon Generation Company, LLC-
Avangrid Renewables, LLC-
AXPO U.S. LLC-
Cargill Power Markets, LLC-
Direct Energy Business, LLC-

The 20 Most Recent FERC EQR Transactions

Displaying Results 1 to 20 of 367,600   ( 0.184s )
Seller NameBuyer NameProductTransaction
Group Ref #
Begin DateEnd DateTrade DateQuantityPriceUnitsTransmission
Charge
Transaction
Charge
FERC Tariff RefContract
Service
Agreement
Contract
Filing
Type
Contract
Execution
Date
Contract
Commencement
Date
Contract
Termination
Date
TimezoneBalancing
Authority
Point of
Delivery Hub
ClassTermIncrementIncrement
Peaking
Filing
Type
Broker
Exchange
Hoosier Energy Rural Electric CooperativeAmeren Illinois CompanyCAPACITY13053032025-09-01 00:002025-10-01 00:002023-06-151,500$40.00$/MW-DAY$0.00$60,000.00NPU1014197New2023-06-152023-06-152025-11-30EasternStandard2MISOZone 4FirmLongTermYearlyFullPeriodNew
Trafigura Trading LLCAmeren Illinois Company d/b/a Ameren IllinoisENERGY10090992025-09-30 23:002025-10-01 00:002024-04-1950$40.87$/MWH$0.00$2,043.50Market Based Rates, FERC Electric Tariff No. 1, 0.0.01745New2024-04-182024-04-18EasternStandard2MISOMISO_AMILG.BGS6FirmLongTermYearlyFullPeriodNew
Dynegy Marketing and Trade, LLCAmeren Illinois Company D/B/A Ameren IllinoisCAPACITY20890402025-09-01 00:002025-10-01 00:002024-09-19100,000$3.0333$/KW-MO$0.00$303,333.00FERC Electric Tariff, Volume No. 1108030New2017-08-282017-08-282020-05-31EasternStandard2MISOIPM_CAPNon-FirmShortTermMonthlyFullPeriodNew
Ameren Illinois CompanyMIDCONTINENT INDEPENDENT SYSTEM OPERATOR, INCENERGYMISO_RT_9172025-09-30 23:002025-09-30 23:592025-09-3057.432$23.55$/MWH$0.00$1,352.52FERC ELECTRIC RATE SCHEDULE NO. 110097New2010-10-012010-10-01EasternStandard2AMILAMIL.CIPSFirmShortTermHourlyOffPeakNew

Ameren Illinois Name and Address Permutations

Due to the nature of the data we have to make some assumptions when determining if two companies are the same. So to be transparent about how we're calculating some of the summary values, here are all the company names and addresses that were combined to create this record. While we try to make sure everything is as accurate as possible we can't guarantee complete accuracy for all records.

Company NameCompany Address
Ameren Illinois10 Richard Mark Way Collinsville, IL 62234
AMEREN ILLINOIS COMPANYOne Ameren Plaza, 1901 Chouteau Avenue St Louis, MO 63103