About Interstate Power Station Springfield Illinois
About the Facility
The City of Springfield Interstate Power Station is a municipally owned power generation facility in Springfield, Illinois. Key details:
- Reportedly began operations in 1997
- Owned and operated by City Water, Light and Power (CWLP), Springfield’s municipal utility
- Approximate generation capacity of 139 megawatts
- Located in Sangamon County, Illinois
Why a 1997-Era Facility Still Presents Asbestos Risks
A common and dangerous misconception: if a facility was built after the 1980s, it must be asbestos-free. It isn’t. Workers at this facility may have been exposed to asbestos-containing materials for several reasons that have nothing to do with the facility’s construction date.
Legacy Equipment Incorporated During Construction
Facilities built in the 1990s routinely incorporated pre-1980s equipment or components sourced as spare parts and surplus inventory. Boiler equipment manufacturers such as and used asbestos-containing gaskets, packing, and insulation in their products for decades, and those components remained in circulation long after the manufacturers stopped producing them.
Original Construction Materials (1995–1997)
Many asbestos-containing products remained legal to sell and install after the EPA’s 1989 partial ban was substantially overturned by the Fifth Circuit in Corrosion Proof Fittings v. EPA (1991). The Interstate Power Station’s original construction may have included asbestos-containing gaskets, valve packing, refractory cements, and fireproofing products allegedly from manufacturers including. Workers disturbing these materials during construction and early maintenance operations may have been exposed to respirable asbestos fibers.
Ongoing Maintenance Over 25+ Years of Operations
Replacement components for valves, pumps, compressors, and turbines may have included asbestos-containing gaskets and packing from original equipment manufacturers. Each removal and replacement operation — scraping old gaskets, cutting packing, handling refractory materials — releases respirable fibers. Workers performing routine maintenance may have been exposed repeatedly over the life of the facility.
Site Preparation Activities
Pre-construction remediation work may have disturbed asbestos-containing materials in structures or equipment that pre-dated the 1997 facility opening.
An experienced asbestos attorney Illinois can evaluate your occupational history at this facility and advise you on your legal options under Missouri law.
Workers at the City of Springfield Interstate Power Station may have been exposed to asbestos-containing materials throughout the facility’s operations. Asbestos causes mesothelioma, lung cancer, and asbestosis — diseases that typically do not appear until 20 to 50 years after initial exposure.
If you worked at this facility in any of the following trades, you may have been exposed to asbestos-containing materials and should speak immediately with an experienced asbestos cancer lawyer:
- Insulation worker (Heat and Frost Insulators Local 1 or Local 27)
- Pipefitter or steamfitter (UA Local 562)
- Boilermaker (Local 27)
- Electrician (IBEW)
- Millwright or maintenance mechanic
- Laborer or tradesperson in any construction or maintenance capacity
The Interstate Power Station sits within the Mississippi River industrial corridor — a dense concentration of power generation, chemical manufacturing, and heavy industrial facilities spanning both sides of the river from St. Louis north through Alton, Granite City, and into Springfield’s central Illinois service territory. Workers throughout this corridor, including at Ameren’s Labadie and Portage des Sioux generating stations in Missouri and Granite City Steel in Illinois, share a common occupational history of potential asbestos exposure. Many of the same union locals, contractor crews, and asbestos product manufacturers allegedly operated across facilities on both sides of the state line.
The 2026 legislative deadline makes it more urgent than ever to call a Illinois asbestos attorney today.
General Equipment at Interstate Power Station Springfield Illinois
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 Illinois Environmental Protection Agency (Illinois EPA) 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.
No Illinois EPA NESHAP abatement notifications have been identified for this facility in current public records. Per the framing above, absence of state-agency documentation should not be read as absence of asbestos — only as absence of a formal, regulated abatement event meeting reporting thresholds. Workers who recall encountering pipe insulation, block insulation, gaskets, or other asbestos-era construction materials at this facility may still have viable claims regardless of whether a state record exists.
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 Interstate Power Station Springfield Illinois
The following workers at this facility may have been exposed to asbestos-containing materials. If you fit any of these descriptions and have received an asbestos-related diagnosis, contact an experienced asbestos cancer lawyer today — your two-year window under Missouri law is already running.
Insulation Workers and Heat-Frost Insulators
Members of Heat and Frost Insulators Local 1 (St. Louis) and Local 27 (Springfield/central Illinois) who worked at this facility may have:
- Applied and removed asbestos-containing pipe covering — potentially including calcium silicate pipe insulation, Thermobestos, and pipe insulation branded products — from high-pressure steam lines
- Mixed and troweled asbestos-containing insulating cement around valves, pipe tees, and irregular fittings
- Cut and sawed asbestos-containing block insulation, generating concentrated clouds of respirable dust
- Performed “rip and tear” removal during maintenance outages, which releases significantly higher airborne fiber concentrations than new installation work
- Worked in poorly ventilated confined spaces including pipe tunnels, boiler rooms, and crawl spaces
Members of Local 1 allegedly worked at Missouri facilities such as Labadie and Portage des Sioux and also crossed into Illinois for major power plant construction and outage work. If you held a card with Local 1 or Local 27 and have been diagnosed with an asbestos-related illness, Illinois’s two-year filing window is running from your diagnosis date — and pending 2026 legislation could impose new procedural barriers on top of that. Call a mesothelioma lawyer Illinois today.
Pipefitters and Steamfitters
Members of Plumbers and Pipefitters UA Local 562 (St. Louis) and other UA locals serving central Illinois who worked at this facility may have:
- Disturbed asbestos-containing pipe insulation when cutting, rerouting, or repairing steam lines
- Scraped asbestos-containing gaskets from pipe flanges — a task that releases respirable fibers — using products allegedly manufactured by gaskets and packing and
- Installed or removed asbestos-containing rope packing from valve stems and pump seals
- Sustained bystander exposure working alongside insulators applying or removing asbestos-containing materials in enclosed mechanical spaces
- Handled asbestos-containing pipe dope and thread-sealing compounds
UA Local 562 members have been represented in asbestos litigation across the bi-state region for decades. If you carried a UA card and have been diagnosed with mesothelioma or another asbestos-related disease, the time to act is now — not after the 2026 legislative changes take effect.
Boilermakers
Members of Boilermakers Local 27 and traveling boilermaker crews who may have worked at this facility during construction or outage maintenance may have:
- Installed or removed asbestos-containing refractory materials, including furnace cements and castable refractories, from boiler fireboxes and combustion chambers
- Handled asbestos-containing rope gaskets used to seal boiler access
Generating Unit Equipment — Public Registry
The following generating units are documented in the North American Electric Generating Plants database for this facility. This database is maintained by UDI/S&P Global and draws on federal EIA filings and state regulatory records.
| Unit | Year | Capacity | Fuel | Boiler Type | Boiler/Steam Sys Mfr | Turbine Mfr | Generator Mfr | Steam Params | Status |
|---|---|---|---|---|---|---|---|---|---|
| Interstate Gt 1 | 1997 | 138.6 MW | Gas | N/A | N/A | Wh | Wh | Operating |
Source: UDI/S&P Global North American Electric Generating Plants database (NAMERICA 2025). Public reference data.
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Critical Filing Deadline & Next Steps
Illinois law gives mesothelioma and asbestos-disease claimants 2 years from the date of medical diagnosis to file a personal-injury lawsuit (735 ILCS 5/13-202). For wrongful-death claims after an asbestos-related death, the filing window is 2 years from the date of death (740 ILCS 180/2). 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 Illinois 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.
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)
- Illinois Environmental Protection Agency 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.