Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HH HOWARD CORP
4837 S KEDZIE AVE, CHICAGO, IL, 60632
Parent company: NA
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 | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) | ||||
| 1995 | 6 | 6 | ||||
| 1994 | 289,615 | 289,615 | ||||
| 1993 | 190,855 | 190,855 | ||||
| 1992 | 216,640 | 216,640 | ||||
| 1991 | 250,025 | 250,025 | ||||
| 1990 | 450,245 | 450,245 | ||||
| 1989 | 468,670 | 468,670 | ||||
▎ 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.