Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
TELLABS INC
4951 INDIANA AVE, LISLE, IL, 60532
Parent company: NA
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) | Isopropyl alcohol (only persons who manufacture by the strong acid process are subject, no supplier notification) | Lead | Lead compounds | Total (lbs) | |
| 1992 | 17,500 | — | 6 | — | 17,506 | |
| 1991 | 50,000 | — | — | 5 | 50,005 | |
| 1990 | 55,000 | — | — | — | 55,000 | |
| 1989 | 58,000 | 13,100 | 500 | — | 71,600 | |
| 1988 | — | — | — | 500 | 500 | |
▎ 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.