Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
EJON INC (DBA ASSOCIATED DESIGN SYS)
4315 HEDSTROM WAY, CHICO, CA, 95928
Parent company: EJON INC (DBA ASSOCIATED DESIGN SYS)
Carcinogen
— 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 | Styrene | Acetone | Total (lbs) | |||
| 1994 | 551 | — | 551 | |||
| 1993 | 728 | 4,641 | 5,369 | |||
| 1992 | 1,415 | 7,743 | 9,158 | |||
| 1991 | 32,212 | — | 32,212 | |||
| 1990 | 30,207 | 1,071 | 31,278 | |||
| 1989 | 24,245 | 7,140 | 31,385 | |||
| 1988 | 11,955 | 7,140 | 19,095 | |||
▎ 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.