Zip Code 94587

📍 Union City, CA

Toxic Air Emissions Report (2024)

Data Source: EPA TRI (2024) • Updated Nov 2025

40.28 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in Union City, CA released over 40.28 lbs of pollutants. The primary source was US PIPE & FOUNDRY CO LLC, which emitted Manganese compounds into the local air. Air quality in 94587 is relatively consistent with regional baselines.

Top Polluting Facilities

US PIPE & FOUNDRY CO LLC

Owned by: QUIKRETE HOLDINGS

Manganese compounds released to air

23.811 lbs

LBS
US PIPE & FOUNDRY CO LLC

Owned by: QUIKRETE HOLDINGS

Zinc compounds released to air

10.83 lbs

LBS
US PIPE & FOUNDRY CO LLC

Owned by: QUIKRETE HOLDINGS

Lead compounds released to air

5.17 lbs

LBS
US PIPE & FOUNDRY CO LLC Cancer Risk

Owned by: QUIKRETE HOLDINGS

Dioxin and dioxin-like compounds released to air

0.39079 lbs

LBS
US PIPE & FOUNDRY CO LLC

Owned by: QUIKRETE HOLDINGS

Mercury compounds released to air

0.08 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Fremont, CA (94538) 5.9 mi away

Heavy Industrial Activity

226,808.62 lbs

Annual Emissions
Fremont, CA (94539) 8.3 mi away

Heavy Industrial Activity

32,454.00 lbs

Annual Emissions
Milpitas, CA (95035) 13.6 mi away

Heavy Industrial Activity

4,502.33 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 94586

😷

Protect Your Lungs

The primary pollutants detected here are likely heavy particulates. To protect your lungs, ensure you use a True HEPA (H13) filter, which captures 99.97% of airborne particles like Manganese compounds.

View Recommended HEPA Filters →

Chemical Breakdown

Top 5 Pollutants by Weight

Share This Report

Help guide others to cleaner air.