Zinc compounds
Zinc compounds releases at US Steel Corp Great Lakes Works rose from 30k lb to 50k lb between 2023 and 2024.
Total reported releases 51k lb rose sharply year over year (+67%). Total releases concentrations have more than halved since 2010.
1 QUALITY DR, Ecorse, Michigan · 331110 · Primary Metals · operated by US Steel CORP
Zinc compounds releases at US Steel Corp Great Lakes Works rose from 30k lb to 50k lb between 2023 and 2024.
Lead compounds at US Steel Corp Great Lakes Works have more than three-quarters since 2010 (through 2024).
Total reported releases at US Steel Corp Great Lakes Works have more than three-quarters since 2010 (through 2024).
Zinc compounds at US Steel Corp Great Lakes Works have more than three-quarters since 2010 (through 2024).
Zinc compounds concentrations have more than halved since 2010.
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) concentrations have fallen 41% since 2010.
Lead compounds concentrations have more than halved since 2010.
Polycyclic aromatic compounds volumes here are too small to anchor a multi-year trend; YoY movement is still shown above.
Within 3 miles of this facility (58 Census block groups, population-weighted demographics): a population of 68,904. 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.