Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
WESTERN POWDERS INC / HODGDON POWDER CO.
184 HWY 59 N, MILES CITY, MT, 59301
Parent company: NA
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 | Ammonia | Ammonium nitrate (solution) | Total |
|---|---|---|---|
| 1993 | 148 | 275 | 423 |
| 1992 | 419 | 560 | 979 |
| 1990 | 623 | 447 | 1,070 |
| 1989 | 1,500 | 750 | 2,250 |