Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DCP NATIONAL HELIUM PLANT
15 ME ON HWY 54 1.5 MN, LIBERAL, KS, 67901
Parent company: PHILLIPS 66
Carcinogen
— EPA classifications across all reporting years
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 | Cyclohexane | Methanol | Toluene | n-Hexane | Benzene | Total (lbs) |
| 2024 | 24,000 | 21,000 | 3,520 | 1,920 | 2,400 | 53,710 |
| 2023 | 39,100 | 16,000 | 3,720 | 2,420 | 3,500 | 64,740 |
| 2022 | — | — | — | 2,020 | — | 2,020 |
▎ 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.