Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
ONEOK HYDROCARBON LP MCPHERSON BUTANE ISOMERIZATION PLANT
462 US HWY 56, MCPHERSON, KS, 67460
Parent company: ONEOK,INC.
Carcinogen
— 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 | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Tetrachloroethylene | Total |
|---|---|---|---|
| 2011 | 388 | — | 388 |
| 2008 | 500 | — | 500 |
| 2002 | 480 | — | 480 |
| 2001 | 550 | — | 550 |
| 2000 | 470 | — | 470 |
| 1999 | 510 | — | 510 |
| 1994 | — | 255 | 255 |
| 1993 | — | 255 | 255 |
| 1992 | — | 255 | 255 |
| 1991 | — | 255 | 255 |
| 1990 | — | 255 | 255 |
| 1989 | — | 250 | 250 |