Lead And Lead Compounds
Lead And Lead Compounds at Wharf Resources have more than doubled since 2010 (through 2024).
TRI facility · TRI 2024 reporting year
Wharf Resources
Total reported releases 2.7M lb rose sharply year over year (+37%). Total releases concentrations have more than doubled since 2010.
10928 WHARF RD, Lead, South Dakota · 212220 · Metal Mining · operated by Coeur Mining INC
Anomaly engine
Notable Signals
Total reported releases
Total reported releases at Wharf Resources have more than doubled since 2010 (through 2024).
Chromium
Chromium releases at Wharf Resources rose from 25k lb to 57k lb (2.3×) between 2023 and 2024.
Chemicals reported · most recent year
What This Facility Releases
Lead And Lead Compounds
Lead And Lead Compounds concentrations have more than doubled since 2010.
Nitrate compounds (water dissociable; reportable only when in aqueous solution)
Nitrate compounds (water dissociable; reportable only when in aqueous solution) concentrations are up 10% since 2010.
Chromium
Chromium concentrations are up 46% since 2010.
Manganese
Manganese concentrations have more than doubled since 2010.
Mercury And Mercury Compounds
Mercury And Mercury Compounds concentrations have more than doubled since 2010.
Methanol
Methanol concentrations are up 17% since 2010.
Sodium nitrite
Sodium nitrite concentrations have more than doubled since 2010.
Cyanide compounds
Cyanide compounds concentrations have fallen 48% since 2010.
Equity context · ACS 2018-2022 block-group demographics
Who Lives Next To This Facility
Lawrence County County, SD (no Census block groups within 3 miles — falling back to containing county): a population of 26,047. Why we surface this →
11.1%
Low-income
10.6%
People of color
3.7%
Under age 5
23.4%
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.