Zip Code 21795
📍 Williamsport, MD
Toxic Air Emissions Report (2024)
Data Source: EPA TRI (2024) • Updated Nov 2025
138,782.00 lbs
State Score
2
/ 100
National Score
9
/ 100
In 2024, industrial facilities in Williamsport, MD released over 138,782.00 lbs of pollutants. The primary source was XERXES CORP, which emitted large quantities of Styrene into the local air. Residents of 21795 face significantly higher exposure risks than the national average.
Top Polluting Facilities
- XERXES CORP Cancer RiskOwned by: nanStyrene released to air114,060.00 lbsLBS
- ENGINEERED POLYMER SOLUTIONS INC.Owned by: THE SHERWIN-WILLIAMS COMethyl methacrylate released to air11,819.00 lbsLBS
- ENGINEERED POLYMER SOLUTIONS INC. Cancer RiskOwned by: THE SHERWIN-WILLIAMS COStyrene released to air3,630.00 lbsLBS
- RUST-OLEUM CORP IN MDOwned by: RPM INTERNATIONAL INCXylene (mixed isomers) released to air3,589.00 lbsLBS
- ENGINEERED POLYMER SOLUTIONS INC.Owned by: THE SHERWIN-WILLIAMS COButyl acrylate released to air1,872.00 lbsLBS
- ENGINEERED POLYMER SOLUTIONS INC.Owned by: THE SHERWIN-WILLIAMS COXylene (mixed isomers) released to air1,459.00 lbsLBS
- RUST-OLEUM CORP IN MDOwned by: RPM INTERNATIONAL INCToluene released to air789.00 lbsLBS
- ENGINEERED POLYMER SOLUTIONS INC.Owned by: THE SHERWIN-WILLIAMS COPhthalic anhydride released to air756.00 lbsLBS
- RUST-OLEUM CORP IN MD Cancer RiskOwned by: RPM INTERNATIONAL INCEthylbenzene released to air626.00 lbsLBS
- ENGINEERED POLYMER SOLUTIONS INC.Owned by: THE SHERWIN-WILLIAMS COAcrylic acid released to air122.00 lbsLBS
- RUST-OLEUM CORP IN MDOwned by: RPM INTERNATIONAL INC1,2,4-Trimethylbenzene released to air48 lbsLBS
- ENGINEERED POLYMER SOLUTIONS INC.Owned by: THE SHERWIN-WILLIAMS COCertain glycol ethers released to air6 lbsLBS
- ENGINEERED POLYMER SOLUTIONS INC.Owned by: THE SHERWIN-WILLIAMS COEthylene glycol released to air6 lbsLBS
Nearby Pollution Sources (< 20 miles)
- Inwood, WV (25428) 19.2 mi awayHeavy Industrial Activity114,986.56 lbsAnnual Emissions
- Martinsburg, WV (25405) 15.1 mi awayHeavy Industrial Activity81,072.68 lbsAnnual Emissions
- Martinsburg, WV (25403) 10.1 mi awayHeavy Industrial Activity52,600.00 lbsAnnual Emissions
Check Nearby Zip Codes
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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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