Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
M-TRON INDUSTRIES INC
E HWY 50, YANKTON, SD, 57078
Parent company: LYNCH CORP
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Freon 113 (CFC-113) | Acetone | Total |
|---|---|---|---|
| 1993 | — | 4,738 | 4,738 |
| 1990 | 10,040 | — | 10,040 |
| 1989 | 21,700 | — | 21,700 |
| 1987 | 27,000 | — | 27,000 |