Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HYDROHOIST INTERNATIONAL INC
915 W BLUE STARR DR, CLAREMORE, OK, 74017
Parent company: NA
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 | Styrene | Acetone | Chromium | Nickel | Zinc compounds | Total (lbs) |
| 2010 | 2,244 | — | — | — | — | 2,244 |
| 2008 | 9,815 | — | — | — | — | 9,815 |
| 2007 | 18,060 | — | — | — | — | 18,060 |
| 2006 | 17,740 | — | — | — | — | 17,740 |
| 2005 | 18,014 | — | — | — | — | 18,014 |
| 2004 | 33,620 | — | — | — | — | 33,620 |
| 2003 | 28,840 | — | — | — | — | 28,840 |
| 2002 | 15,495 | — | — | — | — | 15,495 |
| 2001 | 25,300 | — | — | — | — | 25,300 |
| 2000 | 41,656 | — | 6 | 6 | 4 | 41,672 |
| 1999 | 45,700 | — | 85 | 70 | 140 | 45,995 |
| 1998 | 37,400 | — | 83 | 76 | 139 | 37,698 |
| 1997 | 32,000 | — | 77 | 66 | — | 32,143 |
| 1996 | 28,000 | — | 154 | 121 | — | 28,275 |
| 1995 | 27,000 | — | 500 | 500 | — | 28,000 |
| 1994 | 27,600 | — | 255 | 255 | — | 28,110 |
| 1991 | 148,685 | — | — | — | — | 148,685 |
| 1990 | 152,479 | 25,657 | — | — | — | 178,136 |
▎ 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.