🍃 CleanAirDB

Zip Code 50138

📍 Knoxville, IA

Toxic Air Emissions Report (2024)

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

52,802.55 lbs
State Score
23
/ 100
National Score
17
/ 100

In 2024, industrial facilities in Knoxville, IA released over 52,802.55 lbs of pollutants. The primary source was 3M CO - KNOXVILLE, which emitted large quantities of Toluene into the local air. Residents of 50138 face significantly higher exposure risks than the national average.

Top Polluting Facilities

  • 3M CO - KNOXVILLE
    Owned by: 3M CO
    Toluene released to air
    29,861.21 lbs
    LBS
  • 3M CO - KNOXVILLE
    Owned by: 3M CO
    Acrylic acid released to air
    22,930.00 lbs
    LBS
  • 3M CO - KNOXVILLE
    Owned by: 3M CO
    Zinc compounds released to air
    11.336 lbs
    LBS

Nearby Pollution Sources (< 20 miles)

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Protect Your Lungs

Because toxic gases and VOCs were detected in this area (likely from the Toluene), standard filters are not enough. We strongly recommend an Activated Carbon purifier to adsorb these fumes.

View Recommended Carbon Filters →

Chemical Breakdown

Top 5 Pollutants by Weight

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