Arsenic compounds
Arsenic compounds at American Electric Power Amos Plant have more than doubled since 2010 (through 2024).
TRI facility · TRI 2024 reporting year
American Electric Power Amos Plant
Total reported releases 3.6M lb rose meaningfully year over year (+15%). Total releases concentrations have fallen 29% since 2010.
1530 WINFIELD RD, Winfield, West Virginia · 221112 · Electric Utilities · operated by American Electric Power
Anomaly engine
Notable Signals
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) at American Electric Power Amos Plant have more than three-quarters since 2010 (through 2024).
Chemicals reported · most recent year
What This Facility Releases
Arsenic compounds
Arsenic compounds concentrations have more than doubled since 2010.
Barium compounds (except for barium sulfate (CAS No. 7727-43-7))
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) concentrations are roughly unchanged from 2010.
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) concentrations have fallen 33% since 2010.
Vanadium compounds
Vanadium compounds concentrations have fallen 15% since 2010.
Manganese compounds
Manganese compounds concentrations have fallen 12% since 2010.
Zinc compounds
Zinc compounds concentrations have fallen 13% since 2010.
Copper compounds
Copper compounds concentrations have fallen 11% since 2010.
Chromium compounds (except for chromite ore mined in the Transvaal Region)
Chromium compounds (except for chromite ore mined in the Transvaal Region) concentrations have fallen 12% since 2010.
Equity context · ACS 2018-2022 block-group demographics
Who Lives Next To This Facility
Within 3 miles of this facility (16 Census block groups, population-weighted demographics): a population of 13,750. Why we surface this →
37.0%
Low-income
9.5%
People of color
4.5%
Under age 5
21.7%
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.