TRI facility · TRI 2024 reporting year

Grede-Browntown

Total reported releases 8k lb rose meaningfully year over year (+16%). Total releases concentrations have fallen 22% since 2010.

N2480 COUNTY HWY M, Browntown, Wisconsin · 331511 · Primary Metals · operated by Grede Holdings LLC

TOTAL RELEASES · 20102024
Bar chart of annual values from 2010 to 2024, in lb. Most recent year (2024): 8k.13k'10'12'14'16'18'20'22'248k
Anomaly engine

Notable Signals

No notable signals at this facility for the current reporting year. See chemicals and equity context below for the full picture.

Chemicals reported · most recent year

What This Facility Releases

RESPIRATORYCAS 7439-96-5

Manganese

6k lb · +18% YoY

Manganese concentrations have fallen 31% since 2010.

GENERALCAS 7440-50-8

Copper

2k lb · +12% YoY

Copper concentrations are up 13% since 2010.

RESPIRATORYCAS 7440-47-3

Chromium

198 lb · +29% YoY

Chromium concentrations have fallen 29% since 2017.

PBTCAS 7439-92-1

Lead

41 lb · -12% YoY

Lead concentrations have more than halved since 2010.

Equity context · ACS 2018-2022 block-group demographics

Who Lives Next To This Facility

Within 3 miles of this facility (1 Census block groups, population-weighted demographics): a population of 1,072. Why we surface this →

POPULATION SHARE
28.5%

Low-income

POPULATION SHARE
7.5%

People of color

POPULATION SHARE
3.5%

Under age 5

POPULATION SHARE
17.2%

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.