Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
JOHNS GAS PROCESSING PLANT
HWY 43 N, PUCKETT, MS, 391510190
Parent company: NA
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 | Sodium hydroxide (solution) | Methanol | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Xylene (mixed isomers) | 1,2,4-Trimethylbenzene | Total (lbs) |
| 1996 | — | 17,250 | — | — | — | 17,250 |
| 1995 | — | 19,489 | — | 255 | — | 19,744 |
| 1994 | — | — | 250 | 255 | 255 | 760 |
| 1993 | — | 255 | 750 | 255 | 255 | 1,515 |
| 1992 | — | — | 750 | 755 | 255 | 1,760 |
| 1991 | — | 255 | 355 | 255 | 255 | 1,120 |
| 1990 | — | 255 | 1,511 | 255 | 505 | 2,536 |
| 1989 | — | 500 | — | 500 | 500 | 1,500 |
| 1988 | 205,591 | — | — | — | 500 | 206,091 |
▎ 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.