Lithium carbonate
Lithium carbonate releases at US Magnesium LLC fell from 2.7M lb to 71k lb (97% lower) between 2023 and 2024.
TRI facility · TRI 2024 reporting year
US Magnesium LLC
Total reported releases 71k lb more than halved year over year (-97%). Total releases concentrations have more than halved since 2010.
12819 N SKULL VALLEY RD, Grantsville, Utah · 331410 · Primary Metals · operated by The Renco Group INC
Anomaly engine
Notable Signals
Total reported releases
Total reported releases at US Magnesium LLC have more than three-quarters since 2010 (through 2024).
Chemicals reported · most recent year
What This Facility Releases
Lithium carbonate
Lithium carbonate concentrations have more than halved since 2020.
Equity context · ACS 2018-2022 block-group demographics
Who Lives Next To This Facility
Tooele County County, UT (no Census block groups within 3 miles — falling back to containing county): a population of 74,032. Why we surface this →
4.5%
Low-income
19.9%
People of color
8.4%
Under age 5
9.0%
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.