About Osage Power Plant
Industrial facilities like the Union Electric Company’s Osage Power Plant in Eldon, Missouri, reportedly relied heavily on asbestos-containing materials from, and ceiling tile, among other manufacturers. These materials were once valued for heat resistance and insulation.
The Union Electric Company’s Osage Power Plant, like other power generation facilities along the Mississippi River industrial corridor in Missouri and Illinois, such as the Labadie Energy Center in Franklin County, MO, and the Portage des Sioux Power Plant in St. Charles County, MO, allegedly utilized asbestos-containing materials extensively. Public regulatory records from the Missouri Department of Natural Resources (MDNR) reportedly document asbestos abatement projects at the Osage Power Plant site. This indicates the alleged presence and handling of these hazardous materials, contributing to potential asbestos exposure Missouri.
MDNR NESHAP (National Emission Standards for Hazardous Air Pollutants) abatement notifications detail several renovation projects where asbestos-containing insulation and pipe insulation were reportedly removed:
January 1, 1997 (ID: 271-96): Renovation project reportedly removed 100 sq. ft. of asbestos-containing material (ACM) insulation and 200 ln. ft. of pipe insulation (documented in NESHAP abatement records).
January 1, 1998 (ID: 1428-97): Renovation project reportedly removed 300 sq. ft. of insulation and 200 ln. ft. of pipe insulation (documented in NESHAP abatement records).
January 1, 1999 (ID: 2083-98): Renovation project reportedly removed 100 sq. ft. of ACM insulation and 200 ln. ft. of ACM insulation (documented in NESHAP abatement records).
March 30, 1996 (ID: 267-96): Renovation project reportedly removed 160 sq. ft. of insulation and 260 ln. ft. of insulation (documented in NESHAP abatement records).
These public regulatory records suggest historical and widespread use of asbestos-containing materials within the facility’s infrastructure, which required repeated abatement efforts.
Asbestos was widely used in power plants for its exceptional properties:
Heat Resistance: It reportedly withstood extremely high temperatures, making it ideal for insulating boilers, pipes, turbines, and other high-heat equipment. Products like ’s pipe covering** and ’ calcium silicate insulation** were reportedly common.
Insulation: It prevented heat loss, improving energy efficiency and reducing operating costs. ’s pipe insulation** insulation may have been present.
Fire Retardant: Asbestos is non-combustible. It offered fire protection in a facility with numerous potential fire hazards. ’s spray fireproofing** spray-on fireproofing and ceiling tile’s joint compound products may have been utilized.
Durability: It was strong and long-lasting, reportedly capable of withstanding industrial environments. These properties led to the alleged widespread incorporation of asbestos-containing materials into various products throughout power plants.
General Equipment at Osage Power Plant
The equipment below represents the systems and infrastructure documented or typically present at this facility during the era when asbestos-containing materials were specified in industrial construction. This is general facility-equipment reference — not a legal attribution of any specific product, manufacturer, or exposure event to this facility. Material-category and manufacturer information is addressed in the AsbestosIndex Product Crosswalk linked under the records table below.
Documented Asbestos Evidence
The records below are verified, state-documented asbestos removals at this facility. Each entry represents a regulated abatement project where the Missouri Department of Natural Resources (Missouri DNR) was notified under federal NESHAP rules, the work was logged, and the asbestos-containing material was confirmed and removed under regulated conditions. These are not allegations or estimates — they are paper records tying documented asbestos-containing material to this specific site.
Material Categories in Documented Records
The materials documented above (and similar asbestos-containing materials commonly encountered in records of this type) appear in the AsbestosIndex catalog with historical manufacturer and trust-fund information. Click a category to view manufacturers historically associated with that material:
Who May Have Been Exposed at Osage Power Plant
The documented presence of asbestos-containing insulation and pipe insulation (per MDNR NESHAP records) means numerous trades and personnel working at the Osage Power Plant may have been exposed to hazardous asbestos fibers. Disturbance of these materials during routine maintenance, repairs, renovations, or demolition could release airborne asbestos fibers, leading to the inhalation of these fibers. Workers who may have faced exposure risks include:
Insulators: Allegedly directly handled and applied asbestos-containing insulation like pipe covering and calcium silicate insulation to pipes, boilers, and other equipment. Members of Heat and Frost Insulators Local 1 (St. Louis, MO) or Heat and Frost Insulators Local 27 (Kansas City, MO) may have worked on site.
Pipefitters: Allegedly worked with and around asbestos-insulated pipes. They often cut, removed, or installed new sections, which may have used gaskets and packing gaskets or valves and valve packing. Members of Plumbers and Pipefitters UA Local 562 (St. Louis, MO) or Plumbers and Pipefitters UA Local 268 (Kansas City, MO) may have been involved.
Boilermakers: Allegedly involved in the construction, maintenance, and repair of boilers, which were often heavily insulated with asbestos-containing materials from manufacturers. Members of Boilermakers Local 27 (St. Louis, MO) may have been present.
Electricians: May have worked near asbestos-insulated conduits, wiring, and electrical panels.
Maintenance Workers: Allegedly performed general repairs and upkeep throughout the plant, potentially disturbing asbestos-containing components such as flooring or ’s with asbestos joint compound.
Laborers: Allegedly assisted with various tasks, including cleanup and material handling, which could have involved asbestos-laden debris.
Welders: Their work could have reportedly disturbed nearby asbestos-containing materials such as ’s pipe and block insulation** block insulation.
Operating Engineers: Allegedly operated equipment and may have been present in areas where asbestos was disturbed.
Contractors: External companies brought in for specific projects, including construction, renovation, or demolition, at sites like the Granite City Steel / U.S. Steel plant or the Monsanto Chemical facility, may have also encountered asbestos at Osage. Family members of these workers could also face secondary exposure risks from asbestos fibers carried home on clothing, tools, or hair.
Critical Filing Deadline & Next Steps
Missouri law gives mesothelioma and asbestos-disease claimants 5 years from the date of medical diagnosis to file a personal-injury lawsuit (Mo. Rev. Stat. § 516.120). For wrongful-death claims after an asbestos-related death, the filing window is 3 years from the date of death (Mo. Rev. Stat. § 537.100). The two deadlines run on separate tracks — preserving one does not extend the other.
The personal-injury clock runs from diagnosis, not from exposure. Mesothelioma latency is typically 20 to 50 years, so workers exposed in the 1950s–1980s are being diagnosed today.
Practical first steps
- Document what you remember. Pay stubs, W-2s, union cards, photographs, coworker names, and dates of employment. The WorkChain widget on this page can save a copy you can email yourself.
- Preserve medical records. Pathology reports, biopsy results, imaging, and pulmonary-function tests are central to both civil claims and trust-fund filings.
- Identify household members. Spouses who laundered work clothing and children of plant workers are eligible for secondary-exposure claims when diagnosed with an asbestos-related disease.
- Speak with an asbestos attorney with Missouri experience. The first conversation is free and confidential. Asbestos trust-fund claims and civil claims run on different tracks — both can be pursued in parallel.
Asbestos-Related Diseases
Asbestos fiber exposure can cause several specific diseases that typically appear decades after the original exposure. The latency period — the gap between exposure and diagnosis — usually runs 20 to 50 years. That's why workers exposed in the 1960s, 1970s, and 1980s are receiving diagnoses today.
Mesothelioma
A rare, aggressive cancer that affects the lining of the lungs (pleural mesothelioma), abdomen (peritoneal), or heart (pericardial). Mesothelioma is almost exclusively caused by asbestos exposure, which is why a mesothelioma diagnosis often points directly to historical workplace exposure. Average latency from first exposure to diagnosis is 30-50 years.
Asbestosis
A chronic, non-cancerous scarring of lung tissue caused by inhaled asbestos fibers. Asbestosis causes progressive shortness of breath, persistent cough, and reduced lung function. It does not improve with treatment, and it is a recognized basis for compensation under most trust schedules and civil claims.
Lung Cancer
Asbestos exposure significantly increases the risk of lung cancer, particularly when combined with a history of smoking. Asbestos-related lung cancer is compensable under the same trust schedules and civil claim avenues as mesothelioma.
Other Recognized Diseases
Pleural plaques, pleural thickening, laryngeal cancer, ovarian cancer, and certain gastrointestinal cancers are also recognized as asbestos-related under various trust schedules and case-law authorities, though eligibility and proof requirements vary by claim type.
If you have any of these diagnoses and you worked at this facility, lived with someone who did, or were exposed in any documented capacity, you may have a claim worth pursuing. Speak with an attorney before assuming you don't qualify.
Cross-State & Regional Corridor Workers
The Union Electric Company’s Osage Power Plant, like other power generation facilities along the Mississippi River industrial corridor in Missouri and Illinois, such as the Labadie Energy Center in Franklin County, MO, and the Portage des Sioux Power Plant in St. Charles County, MO, allegedly utilized asbestos-containing materials extensively.Data Sources
Information about facility equipment, industrial materials, and occupational records referenced on this page is drawn from publicly available sources where applicable, including:
- EPA ECHO Facility Compliance Database — enforcement and compliance records for industrial facilities
- OSHA Establishment Search — federal workplace inspection history
- EIA Form 860 Plant Data — power-plant equipment and ownership records (where applicable)
- Missouri Department of Natural Resources (MDNR) NESHAP asbestos abatement notification records
- Published asbestos trial and trust fund records (publicly filed court documents)
- AsbestosIndex Product & Manufacturer Crosswalk — historical asbestos-containing product schedules linked to manufacturers
If specific equipment or product claims in this article are sourced from a non-public database, the source is identified parenthetically within the text above.