Total reported releases
Total reported releases at Gcc Rio Grande INC have risen 77% since 2010 (through 2024).
TRI facility · TRI 2024 reporting year
Gcc Rio Grande INC
Total reported releases 129k lb held roughly steady year over year (-1%). Total releases concentrations are up 77% since 2010.
3372 LIME RD, Pueblo, Colorado · 327310 · Nonmetallic Mineral Product · operated by Gcc Of America
Anomaly engine
Notable Signals
Manganese And Manganese Compounds
Manganese And Manganese Compounds releases at Gcc Rio Grande INC fell from 21k lb to 206 lb (99% lower) between 2023 and 2024.
Chemicals reported · most recent year
What This Facility Releases
Ammonia
Ammonia concentrations are up 26% since 2010.
Hydrogen cyanide
Hydrogen cyanide volumes here are too small to anchor a multi-year trend; YoY movement is still shown above.
Copper And Copper Compounds
Copper And Copper Compounds concentrations are up 17% since 2010.
Barium And Barium Compounds
Barium And Barium Compounds concentrations are up 28% since 2010.
Zinc compounds
Zinc compounds concentrations are up 15% since 2010.
Manganese And Manganese Compounds
Manganese And Manganese Compounds concentrations have more than doubled since 2010.
Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)
Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) concentrations have fallen 18% since 2012.
Lead And Lead Compounds
Lead And Lead Compounds concentrations are roughly unchanged from 2010.
Equity context · ACS 2018-2022 block-group demographics
Who Lives Next To This Facility
Pueblo County County, CO (no Census block groups within 3 miles — falling back to containing county): a population of 168,135. Why we surface this →
16.6%
Low-income
49.5%
People of color
6.1%
Under age 5
18.9%
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.