Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
TEXAS INSTRUMENTS - TUCSON
6730 S TUCSON BLVD, TUCSON, AZ, 85706
Parent company: TEXAS INSTRUMENTS INC
Carcinogen
PBT
— 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 | Freon 113 (CFC-113) | Acetone | 1,1,1-Trichloroethane | N-Methyl-2-pyrrolidone | Xylene (mixed isomers) | Total (lbs) |
| 2003 | — | — | — | — | — | 250 |
| 2002 | — | — | — | 1,402 | — | 1,661 |
| 2001 | — | — | — | 2,140 | — | 2,675 |
| 2000 | — | — | — | 2,360 | — | 2,860 |
| 1999 | — | — | — | 2,060 | — | 2,070 |
| 1998 | — | — | — | 830 | — | 845 |
| 1997 | — | — | — | 1,040 | — | 1,050 |
| 1996 | — | — | — | 480 | — | 490 |
| 1995 | — | — | — | 840 | — | 850 |
| 1994 | — | — | — | — | — | 15 |
| 1993 | — | 9,250 | — | — | — | 9,515 |
| 1992 | 10,450 | 7,650 | — | — | — | 18,360 |
| 1991 | 15,750 | 10,150 | 6,150 | — | — | 32,050 |
| 1990 | 15,127 | 18,478 | 9,632 | — | 1,465 | 44,702 |
| 1989 | 27,061 | 14,847 | 8,014 | — | 7,245 | 57,167 |
| 1988 | 23,375 | 20,241 | 14,155 | — | — | 57,771 |
| 1987 | 18,387 | 18,387 | — | — | — | 36,774 |
▎ 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.