Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
WILLIAMS HARRISON HUB FRACTIONATION PLANT (0634005028)
37905 CRIMM RD., SCIO, OH, 43988
Parent company: THE WILLIAMS COS INC.
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 | n-Hexane | Cyclohexane | Benzene | Ethylbenzene | Total (lbs) | |
| 2024 | 6,258 | 123 | 62 | 28 | 6,471 | |
| 2023 | 11,201 | 832 | 148 | 54 | 12,235 | |
| 2022 | 5,990 | 550 | 116 | 152 | 6,808 | |
▎ 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.