Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PRAXAIR SURFACE TECHNOLOGIES INC
1245 MAIN ST, INDIANAPOLIS, IN, 462246533
Parent company: PRAXAIR INC
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 | 1,1,1-Trichloroethane | Chromium | Cobalt | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Nickel | Total (lbs) |
| 2003 | — | 210 | 168 | — | 67 | 445 |
| 2002 | — | 190 | 200 | — | 59 | 449 |
| 2001 | — | 540 | 350 | — | 150 | 1,040 |
| 2000 | — | 520 | 390 | — | 170 | 1,080 |
| 1999 | — | 320 | 210 | — | 110 | 640 |
| 1998 | — | 380 | 220 | — | 130 | 730 |
| 1997 | — | 320 | 170 | — | 110 | 600 |
| 1996 | — | 220 | 150 | — | 84 | 634 |
| 1995 | — | 210 | 140 | — | 63 | 523 |
| 1994 | — | 460 | 150 | — | 140 | 822 |
| 1993 | — | 432 | 137 | — | 126 | 714 |
| 1992 | 9,160 | 347 | 147 | — | 92 | 9,777 |
| 1991 | — | 327 | 624 | — | 149 | 1,162 |
| 1990 | 4,151 | 354 | 175 | — | 202 | 4,906 |
| 1989 | 5,951 | 235 | 194 | — | 212 | 6,605 |
| 1988 | — | — | — | 2,044 | — | 2,182 |
| 1987 | 4,109 | — | 484 | — | — | 4,593 |
▎ 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.