Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
INPUT/OUTPUT INC - ALVIN
1001 N HWY 35 BYPASS, ALVIN, TX, 775118552
Parent company: INPUT/OUTPUT, INC
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) | Total (lbs) | ||||
| 1994 | 21,300 | 21,300 | ||||
| 1993 | 15,400 | 15,400 | ||||
| 1992 | 2,300 | 2,300 | ||||
| 1991 | 13,000 | 13,000 | ||||
▎ 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.