Marathon Pipe Line - Heath Terminal
Total reported releases 3k lb held roughly steady year over year (-3%). Total releases concentrations are roughly unchanged from 2012.
840 HEATH RD, Heath, Ohio · 424710 · Petroleum Bulk Terminals · operated by Marathon Petroleum CORP
Notable Signals
No notable signals at this facility for the current reporting year. See chemicals and equity context below for the full picture.
What This Facility Releases
n-Hexane
n-Hexane concentrations are up 62% since 2012.
Toluene
Toluene concentrations have fallen 30% since 2012.
Benzene
Benzene concentrations are up 45% since 2012.
Xylene (mixed isomers)
Xylene (mixed isomers) concentrations have fallen 14% since 2012.
Cyclohexane
Cyclohexane concentrations have more than halved since 2019.
Ethylbenzene
Ethylbenzene concentrations have fallen 23% since 2012.
1,2,4-Trimethylbenzene
1,2,4-Trimethylbenzene concentrations have more than halved since 2012.
Cumene
Cumene concentrations have more than halved since 2016.
Who Lives Next To This Facility
Within 3 miles of this facility (18 Census block groups, population-weighted demographics): a population of 23,274. Why we surface this →
Low-income
People of color
Under age 5
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.