Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ROYAL CHEMICAL CO
110 PARMENAS LN, CHATTANOOGA, TN, 37405
Parent company: CHEMICAL SERVICES GROUP
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) 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.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Nitric acid | Nonylphenol Ethoxylates | Certain glycol ethers | Methanol | Ammonia | Total (lbs) |
| 2024 | 63 | 51 | 42 | — | 18 | 175 |
| 2023 | 63 | 51 | 42 | — | 18 | 174 |
| 2022 | 77 | 56 | 50 | — | 13 | 197 |
| 2021 | 71 | 138 | 86 | — | 17 | 312 |
| 2020 | 86 | 17 | 36 | 76 | — | 215 |
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.