Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CLEAN COAL RESEARCH CENTER SOUTHERN CO SERVICES INC
HWY 25 N, WILSONVILLE, AL, 35186
Parent company: SOUTHERN CO
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 | Toluene | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) | |||
| 1992 | — | 5 | 5 | |||
| 1991 | 1,000 | 5 | 1,005 | |||
| 1990 | 1,856 | 251 | 2,107 | |||
| 1989 | 1,000 | 250 | 1,250 | |||
| 1988 | 500 | 250 | 750 | |||
| 1987 | 500 | 250 | 750 | |||
▎ 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.