Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
LEONHARDT MANUFACTURING CO
800 HIGH ST, HANOVER, PA, 173311714
Parent company: NA
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 | Manganese | Chromium | Nickel | Copper | Total (lbs) | |
| 2000 | 500 | — | — | — | 500 | |
| 1999 | 255 | 10 | 10 | — | 275 | |
| 1998 | 255 | 10 | 10 | 5 | 280 | |
| 1997 | 255 | 10 | 5 | 5 | 275 | |
▎ 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.