Zip Code 44903

📍 Mansfield, OH

Toxic Air Emissions Report (2024)

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

7,013.24 lbs

State Score

/ 100

National Score

/ 100

In 2024, industrial facilities in Mansfield, OH released over 7,013.24 lbs of pollutants. The primary source was CLEVELAND-CLIFFS STEEL CORP - MANSFIELD WORKS, which emitted Zinc compounds into the local air. Air quality in 44903 is relatively consistent with regional baselines.

Top Polluting Facilities

CLEVELAND-CLIFFS STEEL CORP - MANSFIELD WORKS

Owned by: CLEVELAND-CLIFFS INC

Zinc compounds released to air

4,930.00 lbs

LBS
CLEVELAND-CLIFFS STEEL CORP - MANSFIELD WORKS

Owned by: CLEVELAND-CLIFFS INC

Chromium compounds (except for chromite ore mined in the Transvaal Region) released to air

1,574.00 lbs

LBS
CLEVELAND-CLIFFS STEEL CORP - MANSFIELD WORKS

Owned by: CLEVELAND-CLIFFS INC

Manganese compounds released to air

370.00 lbs

LBS
CLEVELAND-CLIFFS STEEL CORP - MANSFIELD WORKS

Owned by: CLEVELAND-CLIFFS INC

Lead compounds released to air

79 lbs

LBS
CLEVELAND-CLIFFS STEEL CORP - MANSFIELD WORKS

Owned by: CLEVELAND-CLIFFS INC

Copper compounds released to air

41 lbs

LBS
CLEVELAND-CLIFFS STEEL CORP - MANSFIELD WORKS Cancer Risk

Owned by: CLEVELAND-CLIFFS INC

Nickel compounds released to air

16 lbs

LBS
STEIN,LLC

Owned by: TMS INTERNATIONAL CORP

Manganese compounds released to air

3.24 lbs

LBS
STEIN,LLC

Owned by: TMS INTERNATIONAL CORP

Lead compounds released to air

0.001 lbs

LBS

Nearby Pollution Sources (< 20 miles)

Mansfield, OH (44904) 5.5 mi away

Heavy Industrial Activity

375,173.00 lbs

Annual Emissions
Ashland, OH (44805) 12.6 mi away

Heavy Industrial Activity

6,555.00 lbs

Annual Emissions
Iberia, OH (43325) 17.8 mi away

Heavy Industrial Activity

1,457.00 lbs

Annual Emissions

Check Nearby Zip Codes

Report: 44902 Report: 44904

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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 Copper compounds.

View Recommended HEPA Filters →

Chemical Breakdown

Top 5 Pollutants by Weight

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