Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
HEIDELBERG MATERIALS SOUTHEAST AGG LLC - TWIN CITY PLANT
214 TWIN CITY WAY, AUBURN, AL, 36830
Parent company: HEIDELBERG MATERIALS US INC
Carcinogen
PBT
— EPA classifications across all reporting years
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 | Lead | Lead compounds | Lead And Lead Compounds | Total |
|---|---|---|---|---|
| 2024 | 0 | — | — | 0 |
| 2023 | 0 | — | — | 0 |
| 2022 | 1 | — | — | 1 |
| 2021 | — | — | 1 | 1 |
| 2020 | — | 1 | — | 1 |
| 2018 | — | — | 1 | 1 |
| 2017 | — | 1 | — | 1 |
| 2016 | — | 1 | — | 1 |
| 2014 | — | 0 | — | 0 |
| 2013 | — | 0 | — | 0 |
| 2012 | 0 | — | — | 0 |
| 2011 | 0 | — | — | 0 |
| 2010 | 0 | — | — | 0 |
| 2009 | 0 | — | — | 0 |
| 2008 | 4 | — | — | 4 |