Was Ameren / Union Electric — asbestos documented in litigation?

Ameren / Union Electric — is documented in public asbestos litigation records as a manufacturer whose products contained asbestos during the mid-twentieth century. Workers in industrial facilities, power plants, refineries, shipyards, and commercial construction who handled or worked near these products may have experienced occupational exposure.

Which trades had the most exposure?

Pipe coverers and insulators, pipefitters, boilermakers, millwrights, and maintenance workers are among the trades most frequently documented in asbestos exposure claims. Workers who cut, fitted, or removed asbestos-containing products — and those working in close proximity during that work — typically had the highest fiber concentrations.

How long do workers have to file an asbestos claim?

Statutes of limitations for asbestos personal injury claims vary by state, typically ranging from one to five years from the date of an asbestos-related diagnosis. The clock generally starts at diagnosis, not exposure — mesothelioma can have a latency period of 20 to 50 years. An asbestos attorney can identify the deadlines that apply to your specific situation.

Can workers file claims related to Ameren / Union Electric — asbestos exposure?

Yes. Workers diagnosed with mesothelioma, asbestos-related lung cancer, or asbestosis after exposure to Ameren / Union Electric — products may pursue claims through civil litigation. An experienced asbestos attorney can assess available defendants, applicable trust funds from co-defendants, and the states where claims can be filed most effectively.

Can family members file secondary exposure claims?

Spouses, children, and household members who developed asbestos-related disease through contact with contaminated work clothing brought home by an exposed worker may be eligible for secondary (household) exposure claims. Wrongful-death claims can also be filed by surviving family members of workers who died from asbestos-related disease.

Industrial-Furnaces

Ameren / Union Electric / AmerenUE Power Plants in Missouri and Illinois

⚖ Litigation Record1881-present (asbestos era through 1980s)Asbestos pipe covering, asbestos refractory and block insulation on boilers, asbestos electrical insulation, asbestos gaskets

Overview Product Facts Trades

Litigation Record: Information below reflects allegations in publicly filed asbestos litigation — plaintiff allegations, not findings of fact.

Premises Description

Ameren Corporation (formed 1997 by merger of Union Electric Company of St. Louis MO and CIPSCO (Central Illinois Public Service) of Springfield IL; today headquartered St. Louis MO) and its predecessors operated through the 20th century the principal investor-owned electric utility for Missouri and Illinois. Major Ameren / Union Electric / CIPS asbestos-era operations included:

Missouri (Union Electric / AmerenUE):

Labadie Energy Center (Franklin County MO) — one of the largest U.S. coal-fired plants
Sioux Energy Center (St. Charles County MO)
Rush Island Energy Center (Jefferson County MO) — closed 2024
Meramec Energy Center (St. Louis County MO) — closed 2022
Callaway Nuclear Plant (Callaway County MO) — single-unit PWR
Osage Energy Center (Lake Ozark MO) — hydroelectric
Historic Lake Road, Cahokia, Venice steam plants

Illinois (CIPSCO / AmerenIP):

Coffeen Power Plant (Coffeen IL)
Newton Power Station (Newton IL)
Duck Creek Power Plant (Canton IL)
Hutsonville Power Plant (Hutsonville IL)
Edwards Power Plant (Bartonville IL)
E.D. Edwards Energy Center (Bartonville IL)

Each operated continuously through the asbestos era with extensive asbestos-containing materials specified across boilers, turbines, condensers, steam piping, and electrical systems. The Labadie Energy Center is publicly documented in multiple HFIAW Local 1 St. Louis insulator depositions and is a central premises-liability site for OBLF-region St. Louis-venued asbestos cases.

Plaintiffs alleged in publicly filed U.S. asbestos personal-injury and wrongful-death litigation that Ameren / Union Electric — as premises owner — exposed its plant-operator workforce (IBEW/USW representation) and contractor pipefitters, insulators, boilermakers, and trade workers to extensive asbestos.

Ameren Corporation / Union Electric Company has been named as a Premises Defendant in publicly filed U.S. asbestos personal-injury and wrongful-death litigation — including in cases venued in St. Louis MO courts where the company’s headquarters are located.

Workers Exposed

Ameren / Union Electric plant operators and maintenance workforce at MO and IL plants
Refinery pipefitters and millwrights working Ameren capital projects
Insulators (HFIAW Local 1 St. Louis members) dispatched to Labadie, Sioux, Meramec, Rush Island, Callaway
Boilermakers (IBB Local 27 St. Louis members) building Ameren boilers
Electricians (IBEW Local 1 St. Louis members) working Ameren generating-station electrical
Construction-trade workforces on Ameren EPC projects

If You Worked at an Ameren / Union Electric / CIPS Power Plant

If you worked at an Ameren, Union Electric, AmerenUE, CIPS, or AmerenIP fossil-fuel or nuclear power plant during the asbestos era — as an employee or as a dispatched contractor trade worker — and have since been diagnosed with mesothelioma, asbestosis, lung cancer, or another asbestos-related illness, you may have legal rights.

Free, confidential case evaluation: Speak with O’Brien Law Firm — (314) 936-2956

Product Facts

Trade NameAmeren / Union Electric / AmerenUE Power Plants in Missouri and Illinois

Years Produced1881-present (asbestos era through 1980s)

Asbestos ContentAsbestos pipe covering, asbestos refractory and block insulation on boilers, asbestos electrical insulation, asbestos gaskets

CategoryIndustrial-Furnaces Electrical Gaskets

Trust FundNo active trust

Exposed Trades & Occupations

Power-plant operatorsInsulatorsRefinery pipefittersBoilermakersElectricians

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Were You Exposed to an Asbestos-Containing Product?

If you have been diagnosed with an asbestos-related disease and were exposed to asbestos-containing products, you and your family may be entitled to significant compensation through asbestos trust funds and civil litigation. An attorney experienced in product liability and asbestos claims can evaluate your case — at no cost to you.

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Statutes of limitations may limit the time you have to act
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Asbestos Product Liability & Mesothelioma Claims

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