About Penmac Quality Control (uemo18.1) Eldon
The Ameren/UE PENMAC Quality Control facility (UEMO18.1) in Eldon, Missouri, operated as an industrial site. Like many industrial facilities of its era, particularly along the Mississippi River industrial corridor shared by Missouri and Illinois, it reportedly utilized asbestos-containing materials (ACMs) in its construction and operations. Asbestos provided crucial heat resistance, insulation, and durability. Industrial facilities across Missouri and Illinois, such as Granite City Steel / U.S. Steel in Granite City, IL, the Portage des Sioux Power Plant in St. Charles County, MO, and the Labadie Energy Center in Franklin County, MO, also reportedly contained various ACMs. Missouri Department of Natural Resources (MDNR) NESHAP (National Emission Standards for Hazardous Air Pollutants) program records reportedly document asbestos abatement at this facility in Eldon, Missouri.
MDNR NESHAP records reportedly confirm the presence of asbestos-containing materials at Ameren/UE operations in Eldon, Missouri, including the PENMAC Quality Control (UEMO18.1) site. These Missouri-specific records detail specific asbestos abatement activities: a 2018 renovation project involving 1,000 square feet of friable asbestos-containing floor tile and mastic performed by CENPRO Services, Inc.; a 2004 project handling 4,000 cubic feet of regulated asbestos-containing material (RACM) debris at the Bagnal Dam Maintenance Building; and a 2004 demolition of a Maintenance Building featuring vermiculite inside block walls as an asbestos-containing material.
General Equipment at Penmac Quality Control (uemo18.1) Eldon
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 Penmac Quality Control (uemo18.1) Eldon
The documented presence of asbestos-containing floor tiles and mastic, and the nature of industrial facilities, suggest various trades may have faced asbestos exposure at the PENMAC Quality Control (UEMO18.1) facility in Eldon, Missouri. Workers in construction, maintenance, renovation, and demolition activities often faced the highest risk. This may include:
- Laborers: Allegedly performed general clean-up, material handling, and assisted other trades. They may have disturbed ACMs.
- Maintenance Workers: Allegedly performed facility upkeep. This could involve repairing or replacing asbestos-containing components like floor tiles or pipe insulation.
- Construction Workers: Allegedly involved in original installation or subsequent renovations. This may have included laying asbestos-containing floor tiles or installing wallboards.
- Demolition Workers: The 2004 demolition record indicates workers allegedly involved in tearing down structures or removing materials faced high risk, especially when disturbing asbestos-containing vermiculite or other ACMs.
- Pipefitters and Insulators: While not explicitly listed for PENMAC, these trades commonly experienced asbestos exposure in other Missouri industrial settings. Asbestos insulation was used on pipes, boilers, and other equipment. Members of unions such as Plumbers and Pipefitters UA Local 562 (St. Louis, MO) or Heat and Frost Insulators Local 1 (St. Louis, MO) may have faced risk.
- Electricians: May have allegedly encountered asbestos in conduit, wiring insulation, or electrical panels, or when working near other asbestos-containing structures.
- Boilermakers: At larger industrial sites in Missouri, such as power plants or steel mills like Granite City Steel (across the river in Illinois), members of Boilermakers Local 27 (St. Louis, MO) may have been exposed while working on boilers and associated equipment that often contained significant amounts of asbestos-containing insulation and refractory materials.
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
Like many industrial facilities of its era, particularly along the Mississippi River industrial corridor shared by Missouri and Illinois, it reportedly utilized asbestos-containing materials (ACMs) in its construction and operations. Industrial facilities across Missouri and Illinois, such as Granite City Steel / U.S. Steel in Granite City, IL, the Portage des Sioux Power Plant in St. Charles County, MO, and the Labadie Energy Center in Franklin County, MO, also reportedly contained various ACMs. At larger industrial sites in Missouri, such as power plants or steel mills like Granite City Steel (across the river in Illinois), members of Boilermakers Local 27 (St. Louis, MO) may have been exposed while working on boilers and associated equipment.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.