Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
35 MI NNE EVANSTON, EVANSTON, WY, 82930
Parent company: HILCORP ENERGY CO
Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Hydrogen sulfide | Benzene | Total |
|---|---|---|---|
| 2024 | 28,766 | 96 | 28,862 |
| 2023 | 83,767 | 101 | 83,868 |
| 2022 | 94,890 | 79 | 94,969 |