Federal Cartridge Co-Southport
Total reported releases 136k lb held roughly steady year over year (-0%). Total releases concentrations have more than doubled since 2010.
180 SOUTHPORT AVE, Lewiston, Idaho · 332992 · Fabricated Metals · operated by The Kinetic Group
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
Nitrate compounds (water dissociable; reportable only when in aqueous solution)
Nitrate compounds (water dissociable; reportable only when in aqueous solution) concentrations are roughly unchanged from 2014.
Lead And Lead Compounds
Lead And Lead Compounds concentrations are up 77% since 2010.
Copper
Copper concentrations have more than doubled since 2011.
Barium And Barium Compounds
Barium And Barium Compounds concentrations are up 53% since 2015.
Antimony And Antimony Compounds
Antimony And Antimony Compounds concentrations have fallen 27% since 2022.
Nitric acid
Nitric acid concentrations are up 24% since 2010.
Who Lives Next To This Facility
Within 3 miles of this facility (16 Census block groups, population-weighted demographics): a population of 19,329. 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.