Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DAYTON TECHNOLOGIES
901 PLEASANT VALLEY DR, SPRINGBORO, OH, 45066
Parent company: ALCOA INC
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) | Antimony compounds | Manganese compounds | Total (lbs) | ||
| 1994 | 154 | 102 | 12 | 268 | ||
| 1993 | 500 | 500 | — | 1,000 | ||
| 1992 | 115 | 71 | — | 186 | ||
| 1991 | 106 | 60 | — | 166 | ||
▎ 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.