Copper
Copper releases at Wollaston Alloys rose from 26k lb to 191k lb (7.4×) between 2023 and 2024.
TRI facility · TRI 2024 reporting year
Wollaston Alloys
Total reported releases 348k lb more than doubled year over year (+188%). Total releases concentrations have more than doubled since 2010.
205 WOOD RD, Braintree, Massachusetts · 331513 · Primary Metals · operated by Consolidated Precision Products CORP
Anomaly engine
Notable Signals
Chromium
Chromium releases at Wollaston Alloys rose from 36k lb to 70k lb between 2023 and 2024.
Chemicals reported · most recent year
What This Facility Releases
Copper
Copper concentrations have more than doubled since 2013.
Nickel
Nickel concentrations have more than doubled since 2010.
Chromium
Chromium concentrations are up 97% since 2015.
Diisocyanates
Diisocyanates 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 (64 Census block groups, population-weighted demographics): a population of 89,072. Why we surface this →
18.8%
Low-income
41.5%
People of color
5.6%
Under age 5
15.3%
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.