TRI Reporter
Clean Air Act
RCRA
MASTERMOLD LLC
Quick Summary
- •Released 4,083 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Assessed $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
141 ENSCH ST
MAUSTON, WI 53948
View on map ↗ - County
- JUNEAU County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 326199
- Inspections
- 1 · last Sep 27, 2022
- Total Penalties
- $0
- Registry ID
- 110005546356
How This Compares
#220
of 713 TRI reporters in WI
#5,299
of 16,877 TRI reporters in Manufacturing
Ranked by most recent year's total TRI releases.
TRI Toxic Chemical Releases
Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.
Emissions Trend (2015–2024)
+69% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 3,670 | — |
| 2016 | 3,011 | -18% |
| 2017 | 4,083 | +36% |
| 2018 | 4,022 | -1% |
| 2019 | 4,446 | +11% |
| 2020 | 6,544 | +47% |
| 2021 | 7,704 | +18% |
| 2022 | 6,943 | -10% |
| 2023 | 10,384 | +50% |
| 2024 | 6,205 | -40% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 6,205 | 6,205 | — | — | — | ♦ Carcinogen |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 10,384 | 10,384 | — | — | — | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 6,943 | 6,943 | — | — | — | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 7,704 | 7,704 | — | — | — | ♦ Carcinogen |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 6,544 | 6,544 | — | — | — | ♦ Carcinogen |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 4,446 | 4,446 | — | — | — | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 4,022 | 4,022 | — | — | — | ♦ Carcinogen |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 4,083 | 4,083 | — | — | — | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 3,011 | 3,011 | — | — | — | ♦ Carcinogen |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 3,670 | 3,670 | — | — | — | ♦ Carcinogen |
Waste Management & Recycling
How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.
| Chemical | Released | Recycled | Energy Recovery | Treated |
|---|
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| rcra | Standards Applicable to Generators of HW: General | Sep 27, 2022 | Dec 8, 2022 | Resolved |
| rcra | Violation of a Federal or State Statute | Sep 27, 2022 | Nov 15, 2022 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Sep 27, 2022 | Nov 15, 2022 | Resolved |
| rcra | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | Sep 27, 2022 | Nov 15, 2022 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Sep 12, 2019 | Oct 29, 2019 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Sep 12, 2019 | Oct 29, 2019 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Apr 9, 2014 | Jun 3, 2014 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 9, 2014 | Jun 3, 2014 | Resolved |
| rcra | Standards for Used Oil: Generators | Apr 9, 2014 | Jun 3, 2014 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jun 8, 2010 | Dec 13, 2010 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 8, 2010 | Dec 13, 2010 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jun 24, 2008 | Feb 3, 2010 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Oct 9, 2001 | Oct 24, 2001 | Resolved |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.
NOTICE OF NONCOMPLIANCE
RCRA (Hazardous Waste)
· Case RCRA-WIR000101154-888 · Oct 17, 2022
NOTICE OF NONCOMPLIANCE
RCRA (Hazardous Waste)
· Case RCRA-WIR000101154-786 · Oct 28, 2019
NOTICE OF NONCOMPLIANCE
RCRA (Hazardous Waste)
· Case RCRA-WIR000101154-001 · Oct 22, 2001
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