Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CROWN RISDON CORP
15 OLD NEWTOWN RD, DANBURY, CT, 06810
Parent company: RISDON CORP
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 | 1,1,1-Trichloroethane | Dichloromethane | Trichloroethylene | Methyl ethyl ketone | Certain glycol ethers | Total (lbs) |
| 2003 | — | — | — | — | — | 216 |
| 2002 | — | — | — | — | — | 212 |
| 2001 | — | — | — | 11,603 | — | 11,965 |
| 2000 | — | — | 13,453 | 5,727 | — | 19,483 |
| 1999 | — | — | 14,067 | — | — | 14,579 |
| 1998 | — | — | 13,728 | 5,160 | — | 19,139 |
| 1997 | — | — | 17,598 | — | — | 17,604 |
| 1996 | — | 5,606 | 18,524 | 8,155 | — | 32,514 |
| 1995 | — | 25,281 | 17,119 | 9,562 | 6,827 | 104,868 |
| 1994 | — | 32,742 | 17,010 | 30,913 | 14,143 | 95,323 |
| 1993 | 225,291 | 19,779 | 7,113 | 22,922 | 10,588 | 296,533 |
| 1992 | 309,410 | 15,247 | — | 17,794 | 26,187 | 374,279 |
| 1991 | 287,292 | 30,838 | — | — | 12,605 | 334,371 |
| 1990 | 370,750 | 45,750 | — | 23,750 | 22,750 | 488,610 |
| 1989 | 360,750 | 30,750 | — | 15,750 | — | 432,000 |
| 1988 | 262,643 | 23,716 | — | 17,009 | 29,778 | 358,266 |
| 1987 | 70,725 | — | 81,960 | — | — | 153,435 |
▎ 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.