Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DAYTON SUPERIOR CORP
1900 WILSON AVE, PARSONS, KS, 67357
Parent company: DAYTON SUPERIOR 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 | 1,2,4-Trimethylbenzene | Xylene (mixed isomers) | Toluene | Manganese | Nickel | Total (lbs) |
| 2012 | — | — | — | — | 0 | 0 |
| 2011 | — | — | — | — | 1 | 1 |
| 2010 | 13,515 | — | — | 2 | 0 | 13,517 |
| 2009 | 10,619 | — | — | 2 | 1 | 10,622 |
| 2008 | 10,951 | — | — | 2 | 1 | 10,954 |
| 2007 | 10,999 | 15,517 | — | 10 | 2 | 26,528 |
| 2006 | 11,009 | 15,302 | — | 9 | 2 | 26,322 |
| 2005 | — | 6,531 | — | 4,162 | 595 | 11,288 |
| 2004 | 16,364 | 17,791 | — | 538 | — | 34,693 |
| 2003 | 3,537 | — | — | 912 | 213 | 4,662 |
| 2002 | — | — | — | 228 | 37 | 265 |
| 1992 | — | — | — | 5 | 5 | 10 |
| 1991 | — | — | — | 5 | 5 | 10 |
| 1990 | — | — | — | 5 | 5 | 10 |
| 1989 | — | — | — | 250 | 250 | 500 |
| 1988 | — | — | 10,250 | 250 | — | 10,500 |
▎ 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.