Ameren Missouri

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About Ameren Missouri

Ameren Missouri is an investor owned organization serving 418 cities in Missouri. Currently, 1,246,977 customers are supplied electricity by the company. These customers are a mix of 3,650 industrial customer accounts, 164,083 commercial customer accounts, one transportation account and 1,079,242 residential customers. Customers of Ameren Missouri pay an average residential electricity rate of 11.02 cents per kilowatt hour. This is 21.88% less than the US average rate of 14.11 cents, ranking the provider at 923rd lowest for average electricity price out of 2923 suppliers in the nation. In 2020 Ameren Missouri sold 7,577,680 megawatt hours through wholesale channels to other providers. Of the megawatt hours they sourced, 36,588,358 of them were generated by power production plants owned by Ameren Missouri and 3,063,778 megawatt hours were acquired via the wholesale market. In 2020, the provider had revenue of $2,674,841,000 from retail electricity sales to end users and $170,177,000 wholesale customers. Their total revenue from all electricity activities was $2,973,998,000.

The state average monthly residential electricity bill is $123.26, while the Ameren Missouri average is 3.63% less at $118.68 per month. This is the 62nd lowest average monthly bill amount for a supplier in the state. Solar facilities owned by the supplier generate 7,950 megawatt hours, which is 0.02% of their total production capacity. Dams and other hydroelectric facilities owned or operated by the electric company generate 1,644,480 megawatt hours, making the supplier the 26th largest generator of hydroelectric power out of 3509 providers in the country. Production by the provider from natural gas totals 508,774.87 megawatt hours, which is roughly 1.27% of their total production.

Ameren Missouri Net Metering

Ameren Missouri allows customers of the company to participate in net metering programs. Without net metering, solar panel purchased are significantly less attractive economically, as citizens have no way to sell extra energy back to their electric company.

Energy Loss

All companies who generate electricity have some energy loss via heat dissipation or alternative causes. Ameren Missouri is no different, as they average a yearly loss of approximately 3.71% of the total electricity they generate. This percentage of loss results in them receiving a ranking of 552nd best out of 3509 suppliers who report energy loss in the country and 19th best out of 123 in Missouri.

Ameren Missouri Rate & Electric Bills

Ameren Missouri residential electric rates are highest in January and the highest average bill is in August.

Historical Electricity Rates:

Price Per kWhAverage Bill$0.148/kWh$0.077/kWh$212.59/mo.$64.55/mo.
923rd11.02¢Ameren Missouri's Average residential price per kWh
1757th$118.68Average monthly electricity bill for Ameren Missouri's residential customers

Ameren Missouri Overview

  • Company Type:Investor Owned
  • Parent Company:Ameren
  • Headquarters:1901 Chouteau Avenue
    Saint Louis, Missouri 63103
    United States of America
  • CEO:Martin J. Lyons

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Ameren Missouri Service

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Quick Facts About Ameren Missouri

Ameren Missouri generates 1,882,285 megawatt hours of electricity from wind energy, which is the 40th largest total in the country out of 3509 companies.

Ameren Missouri is the 33rd highest producer of electricity in the country out of 3509 companies, producing 40,082,068.37 megawatt hours.

Ameren Missouri produces 36,547,353.37 megawatt hours from non-renewable fuel sources, which is 30th in the nation out of 3509 suppliers.

Ameren Missouri produces 21.72% of their total megawatt hour production from nuclear power sources, which is 8,706,351.49 megawatt hours.

Ameren Missouri produces 27,287,899.66 megawatt hours of electricity from the use of coal, making Ameren Missouri 12th out of 3509 electricity companies in the US.

Ameren Missouri produces 8.82% of their electricity from renewable fuel sources, which ranks them 349th out of the 3509 companies we track in the United States.

Energy provider of the year for Iowa, Major Provider Category
Highest Ratio of Renewable Electricity
Iowa, Major Provider Category
Claim Award
Energy provider of the year for Missouri, Major Provider Category
Largest Producer of Renewable Electricity
Missouri, Major Provider Category
Claim Award
Energy provider of the year for Iowa, Major Provider Category
Highest Ratio of Renewable Electricity
Iowa, Major Provider Category
Claim Award

Energy Loss

Ameren Missouri's energy loss due to business operations.


Total Energy Loss


552 National Rank

Ameren Missouri Energy Makeup

Ameren Missouri Coverage Map

Coverage Map Placeholder

Ameren Missouri State Coverage

StateCustomersSales ($)State Rank Based On Revenue% of Provider's Residential Sales in State

Ameren Missouri County Coverage

CountyPopulationProvidersAvg. County Rate (¢)Avg. Electric Bill
Adair County25,314513.12$142.28/mo
Andrew County18,135413.63$152.75/mo
Audrain County24,962511.08$132.26/mo
Bollinger County10,567510.99$125.98/mo
Boone County183,610611.47$122.59/mo
Buchanan County84,793613.03$147.12/mo
Butler County42,130412.16$141.33/mo
Caldwell County8,815311.66$130.65/mo
Callaway County44,283412.70$143.33/mo
Cape Girardeau County81,710612.73$138.37/mo

Power Plants Owned by Ameren Missouri

PlantCity/CountyStatePrimary Fuel TypeProduction (MWh)Emission (kg)Emissions/MWhToxic Chemical ReleaseClosing Date
Franklin County MO Coal 16,502,873.8917,058,960,586.081,033.7
Callaway County MO Nuclear 8,706,351.49
Jefferson County MO Coal 7,077,1397,039,121,774.71994.63
West Alton MO Coal 3,413,6023,378,728,363.98989.78
Atchison County WindAmeren Missouri (100.00%)
Atchison County MO Wind 1,007,677
Keokuk IA Conventional Hydroelectric 923,378
High Prairie Wind FarmAmeren Missouri (100.00%)
Schuyler County MO Wind 874,608
Lakeside MO Conventional Hydroelectric 861,599
Oakville CDP MO Coal 463,843542,391,908.451,169.34
Pinckneyville IL Natural Gas 110,53764,864,576.56586.81

Ameren Missouri Fuel Makeup

Conventional Hydroelectric
Natural Gas

Cities Ameren Missouri Has Coverage

* City coverage generated based on government data. Always verify you can get service from the provider.

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Ameren Missouri FAQ:

What is the phone number for Ameren Missouri?

You can reach Ameren Missouri by phone via (800) 552-7583.

How many power plants are owned by or associated with Ameren Missouri?

There are 23 power plants owned by or associated with Ameren Missouri.

What percentage of Ameren Missouri's electricity is produced using renewable fuels?

Power facilities owned by or associated with Ameren Missouri generate 8.82% of their electricity using renewable fuel types.

What percentage of Ameren Missouri's electricity is produced using nonrenewable fuel sources?

Electric production facilities owned by or associated with Ameren Missouri produce 91.18% of their electricity using nonrenewable fuel sources.

What is the average bundled electricity rate for Ameren Missouri customers?

Ameren Missouri's current average bundled electricity rate is 11.02 cents per kilowatt hour (¢/kWh), compared to the average state bundled rate of 11.70 cents and the average national rate of 14.11 cents.

What is the average bundled bill for Ameren Missouri customers each month?

Currently, the average monthly bundled electric bill for customers of Ameren Missouri is $118.68. The state average bundled bill is $123.26 and the national average is $123.26.

Does Ameren Missouri have a parent company?

Ameren Missouri is owned by Ameren.

How many counties does Ameren Missouri provider electricity to?

Ameren Missouri offers service in 67 counties.

Who is the CEO of Ameren Missouri?

Ameren Missouri's current CEO is Martin J. Lyons .

What cities does Ameren Missouri have customers in to?

Ameren Missouri has customers in 418 cities in the United States.

Last Reviewed By: King Manalo
Published: 2022-10-18