n-Hexane
n-Hexane releases at Steamboat Processing Facility fell from 596k lb to 8k lb (99% lower) between 2023 and 2024.
Total reported releases 8k lb more than halved year over year (-99%). Total releases concentrations have more than halved since 2022.
68 CHEROKEE TRAIL, Douglas, Wyoming · 211130 · Natural Gas Processing · operated by Western Midstream Partners LP
n-Hexane releases at Steamboat Processing Facility fell from 596k lb to 8k lb (99% lower) between 2023 and 2024.
n-Hexane concentrations have more than halved since 2022.
Cyclohexane concentrations have more than halved since 2022.
Converse County County, WY (no Census block groups within 3 miles — falling back to containing county): a population of 13,729. Why we surface this →
Low-income
People of color
Under age 5
Over age 64
Source: Census ACS 2018-2022 (5-year), county-level fallback. Indicator-level percentile and EJ-disparity scores are surfaced on the county page and the state page — they describe wider regional exposure burdens, not effects attributable to a single facility.
Source. EPA Toxics Release Inventory · retrieved 2026-05-07. Reporting year 2024. TRI is a federal public-domain dataset under 17 USC §105.
What this is not. TRI quantifies releases reported by the facility under EPCRA §313 — not ambient air or water concentrations measured at receptors. We do not attribute individual health outcomes to specific facilities; that exceeds what the data can support.