Ammonia
Ammonia releases at Smithfield Fresh Meats Corp - Milan Mo fell from 29k lb to 7k lb (77% lower) between 2023 and 2024.
Total reported releases 345k lb fell modestly year over year (-7%). Total releases concentrations are up 11% since 2010.
22123 HWY 5, Milan, Missouri · 311611 · Food · operated by United Global Foods US Holdings INC
Ammonia releases at Smithfield Fresh Meats Corp - Milan Mo fell from 29k lb to 7k lb (77% lower) between 2023 and 2024.
Nitrate compounds (water dissociable; reportable only when in aqueous solution) concentrations are up 17% since 2010.
Ammonia concentrations have more than halved since 2010.
Hydrogen sulfide concentrations have more than doubled since 2012.
Chlorine concentrations are roughly unchanged from 2014.
Sullivan County County, MO (no Census block groups within 3 miles — falling back to containing county): a population of 5,983. Why we surface this →
Low-income
People of color
Under age 5
Over age 64
Source: Census ACS 2018-2022 (5-year), county-level fallback. 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.