Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ZIRCOA INC SOLON PLANT
31501 SOLON RD, SOLON, OH, 44139
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 | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Hydrogen fluoride | Total (lbs) | ||
| 1994 | — | 500 | 255 | 755 | ||
| 1993 | — | 500 | 255 | 755 | ||
| 1992 | — | 255 | 255 | 510 | ||
| 1991 | 3,055 | 37 | 13 | 3,105 | ||
| 1990 | 5,176 | 255 | 255 | 5,686 | ||
| 1989 | 4,853 | 34 | 15 | 4,902 | ||
| 1988 | 7,835 | — | 18 | 7,853 | ||
| 1987 | — | 24 | — | 24 | ||
▎ 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.