Zip Code 80104

📍 Castle Rock, CO

Toxic Air Emissions Report (2024)

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

0.24 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in Castle Rock, CO released over 0.24 lbs of pollutants. The primary source was SMYRNA READY MIX CONCRETE LLC - CASTLE ROCK READY MIX, which emitted Lead compounds into the local air. Air quality in 80104 is relatively consistent with regional baselines.

Top Polluting Facilities

SMYRNA READY MIX CONCRETE LLC - CASTLE ROCK READY MIX

Owned by: SMYRNA READY MIX LLC

Lead compounds released to air

0.236 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Englewood, CO (80112) 14.6 mi away

Heavy Industrial Activity

21,353.67 lbs

Annual Emissions
Littleton, CO (80125) 13.2 mi away

Heavy Industrial Activity

0.948728 lbs

Annual Emissions
Littleton, CO (80120) 17.6 mi away

Heavy Industrial Activity

0.81 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 80105

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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 Lead compounds.

View Recommended HEPA Filters →

Chemical Breakdown

Top 5 Pollutants by Weight

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