Precoat Metals
Total reported releases 32k lb held roughly steady year over year (-5%). Total releases concentrations are up 38% since 2010.
4301 S. SPRING AVE, Saint Louis, Missouri · 332812 · Fabricated Metals · operated by Azz INC
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
Chromium compounds (except for chromite ore mined in the Transvaal Region)
Chromium compounds (except for chromite ore mined in the Transvaal Region) concentrations are up 19% since 2011.
Xylene (mixed isomers)
Xylene (mixed isomers) concentrations have more than halved since 2010.
Certain glycol ethers
Certain glycol ethers concentrations have more than halved since 2010.
Ethylene glycol
Ethylene glycol concentrations have more than doubled since 2016.
n-Butyl alcohol
n-Butyl alcohol concentrations have fallen 10% since 2010.
Ethylbenzene
Ethylbenzene concentrations have fallen 44% since 2010.
Toluene
Toluene concentrations have more than halved since 2010.
Methyl isobutyl ketone
Methyl isobutyl ketone concentrations have fallen 46% since 2010.
Who Lives Next To This Facility
Within 3 miles of this facility (155 Census block groups, population-weighted demographics): a population of 151,468. 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.