County page
Dane County
Dane County currently shows 5 Superfund sites, 218 imported facility profiles, and 116,677 lbs in loaded TRI releases.
Overview
What this county page is saying
This live county page is generated from the ingested EPA datasets. It merges ECHO facility compliance rows, TRI release totals, and any Superfund sites attached to Dane County.
The latest loaded TRI year is 2024, with 116,677 lbs in county-level on-site releases tied to the imported facility set.
Focus points
Design and product notes
County pages combine facility compliance history with chemical release totals.
TRI chemistry shows what is being reported, while ECHO shows who keeps drawing enforcement attention.
Superfund records add legacy cleanup context even when live contaminant detail is still sparse.
Superfund layer
Cleanup sites in this county
City Disposal Corp Landfill
City Disposal Corp Landfill is in EPA's Superfund layer for Dunn, WI. Live ingestion currently includes the official EPA detail links and geocoded site record.
Hagen Farm
Hagen Farm is in EPA's Superfund layer for Stoughton, WI. Live ingestion currently includes the official EPA detail links and geocoded site record.
Madison Metropolitan Sewerage District Lagoons
Madison Metropolitan Sewerage District Lagoons is in EPA's Superfund layer for Blooming Grove, WI. Live ingestion currently includes the official EPA detail links and geocoded site record.
Refuse Hideaway Landfill
Refuse Hideaway Landfill is in EPA's Superfund layer for Middleton, WI. Live ingestion currently includes the official EPA detail links and geocoded site record.
Stoughton City Landfill
Stoughton City Landfill is in EPA's Superfund layer for Stoughton, WI. Live ingestion currently includes the official EPA detail links and geocoded site record.
Facilities
Worst polluters and compliance pressure
Safc Inc
Violation across 11 of the last 12 quarters, with $17,500 in recorded penalties.
Recycling Compliance Specialists Llc
Significant Violation across 12 of the last 12 quarters, with $90,000 in recorded penalties.
Hydrite Chemical Co.
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Uniroyal Global Engineered Products Llc
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Dunn Sanitary District 3
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Madison Sewage Collection System
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Maunesha River Dairy
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Pleasant Springs Sanitary District 1
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Coating Place Llc
No Violation Identified with $50,000 in recorded penalties.
Country View Estates
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Dons Mobile Manor
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Mcdonalds Milw St
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Mendota Mental Health Inst
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Mt Horeb Waterworks
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Rimrock Road Neighborhood
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Shorewood Hills Waterworks
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Town of Westport
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Village of Maple Bluff
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Promega Component Manufacturing Center
Significant noncompliance across 6 of the last 12 quarters in the imported ECHO record.
Cambridge/oakland Wastewater Commission
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Ammonia | TRI-listed chemical | 4 | 46,157 lbs |
| Methanol | TRI-listed chemical | 6 | 36,972 lbs |
| Toluene | Volatile organic compound | 5 | 11,808 lbs |
| Xylene (mixed isomers) | Volatile organic compound | 4 | 7,172 lbs |
| Styrene | Volatile organic compound | 3 | 5,374 lbs |
| Certain glycol ethers | TRI-listed chemical | 3 | 1,876 lbs |
| Methyl methacrylate | TRI-listed chemical | 1 | 1,488 lbs |
| Diisocyanates | TRI-listed chemical | 7 | 1,466 lbs |
| Dichloromethane | TRI-listed chemical | 3 | 812 lbs |
| n-Hexane | TRI-listed chemical | 1 | 690 lbs |
| Zinc (fume or dust) | TRI-listed chemical | 1 | 277 lbs |
| Nickel | Metals and metal compounds | 9 | 271 lbs |
| Benzene | Volatile organic compound | 1 | 265 lbs |
| Copper | TRI-listed chemical | 8 | 261 lbs |
| Formaldehyde | TRI-listed chemical | 1 | 229 lbs |
| Ethylbenzene | Volatile organic compound | 2 | 206 lbs |
| Chromium | Metals and metal compounds | 9 | 181 lbs |
| Methyl isobutyl ketone | TRI-listed chemical | 1 | 174 lbs |
| n-Butyl alcohol | TRI-listed chemical | 1 | 174 lbs |
| Toluene diisocyanate (mixed isomers) | Volatile organic compound | 1 | 167 lbs |
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in Wisconsin
Wisconsin facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in Wisconsin
Wisconsin facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in Wisconsin
Wisconsin facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.