Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
HELWIG CARBON PRODUCTS
8900 W TOWER AVE, MILWAUKEE, WI, 53224
Parent company: NA
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases across all available years.
Full release table
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Methanol | Copper | Total |
|---|---|---|---|
| 2024 | — | 10 | 10 |
| 2023 | — | 10 | 10 |
| 2022 | — | 10 | 10 |
| 2021 | — | 10 | 10 |
| 2020 | — | 10 | 10 |
| 2019 | — | 5 | 5 |
| 2018 | — | 5 | 5 |
| 2017 | — | 5 | 5 |
| 2006 | 1,000 | — | 1,000 |
| 2005 | 1,000 | — | 1,000 |
| 2004 | 250 | — | 250 |
| 2002 | — | 5 | 5 |
| 2001 | — | 5 | 5 |
| 2000 | — | 5 | 5 |
| 1999 | — | 5 | 5 |
| 1998 | — | 5 | 5 |
| 1997 | — | 5 | 5 |
| 1996 | — | 250 | 250 |
| 1995 | — | 250 | 250 |
| 1994 | — | 250 | 250 |
| 1993 | — | 250 | 250 |
| 1992 | — | 250 | 250 |
| 1991 | — | 250 | 250 |
| 1990 | — | 50 | 50 |