n-Hexane
n-Hexane releases at Williams Harrison Hub Fractionation Plant (0634005028) rose from 11k lb to 35k lb (3.1×) between 2023 and 2024.
TRI facility · TRI 2024 reporting year
Williams Harrison Hub Fractionation Plant (0634005028)
Total reported releases 39k lb more than tripled year over year (+215%). Total releases concentrations have more than doubled since 2022.
37905 CRIMM RD., Scio, Ohio · 211130 · Natural Gas Processing · operated by The Williams Cos
Anomaly engine
Notable Signals
Chemicals reported · most recent year
What This Facility Releases
n-Hexane
n-Hexane concentrations have more than doubled since 2022.
Cyclohexane
Cyclohexane concentrations have more than doubled since 2022.
Ethylbenzene
Ethylbenzene concentrations have more than doubled since 2022.
Benzene
Benzene concentrations have more than doubled since 2022.
Equity context · ACS 2018-2022 block-group demographics
Who Lives Next To This Facility
Within 3 miles of this facility (2 Census block groups, population-weighted demographics): a population of 1,891. Why we surface this →
28.2%
Low-income
0.8%
People of color
5.3%
Under age 5
30.8%
Over age 64
Source: Census ACS 2018-2022 block-group demographics, population-weighted across the 3-mile buffer around this facility (from USEPA-clone/EJAM-open blockgroupstats). 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.