Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
BOWERSTON SHALE CO
515 MAIN ST, BOWERSTON, OH, 44695
Parent company: CLAY CITY PIPE CO
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 | Manganese compounds | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Total |
|---|---|---|---|---|
| 1994 | 250 | 250 | 250 | 750 |
| 1993 | 250 | 250 | 250 | 750 |
| 1992 | 250 | 250 | 250 | 750 |
| 1991 | 250 | — | — | 250 |
| 1990 | 250 | — | — | 250 |
| 1989 | 250 | 250 | — | 500 |
| 1988 | 250 | — | — | 250 |