Zip Code 29540
📍 Darlington, SC
Toxic Air Emissions Report (2024)
Data Source: EPA TRI (2024) • Updated Nov 2025
4,639.18 lbs
State Score
55
/ 100
National Score
44
/ 100
In 2024, industrial facilities in Darlington, SC released over 4,639.18 lbs of pollutants. The primary source was NUCOR STEEL-DARLINGTON, which emitted Zinc compounds into the local air. Air quality in 29540 is relatively consistent with regional baselines.
Top Polluting Facilities
- NUCOR STEEL-DARLINGTONOwned by: NUCOR CORPZinc compounds released to air3,089.68 lbsLBS
- NUCOR STEEL-DARLINGTONOwned by: NUCOR CORPManganese compounds released to air441.49 lbsLBS
- NUCOR STEEL-DARLINGTON Cancer RiskOwned by: NUCOR CORPNickel compounds released to air316.59 lbsLBS
- NUCOR STEEL-DARLINGTONOwned by: NUCOR CORPCopper compounds released to air290.99 lbsLBS
- NUCOR STEEL-DARLINGTONOwned by: NUCOR CORPLead compounds released to air287.03 lbsLBS
- NUCOR STEEL-DARLINGTONOwned by: NUCOR CORPChromium compounds (except for chromite ore mined in the Transvaal Region) released to air169.14 lbsLBS
- NUCOR STEEL-DARLINGTONOwned by: NUCOR CORPMercury compounds released to air43.3873 lbsLBS
- NUCOR STEEL-DARLINGTON Cancer RiskOwned by: NUCOR CORPDioxin and dioxin-like compounds released to air0.8754 lbsLBS
Nearby Pollution Sources (< 20 miles)
- Bennettsville, SC (29512) 18.8 mi awayHeavy Industrial Activity1,193,710.34 lbsAnnual Emissions
- Florence, SC (29506) 16.1 mi awayHeavy Industrial Activity784,382.95 lbsAnnual Emissions
- Hartsville, SC (29550) 13.8 mi awayHeavy Industrial Activity286,092.67 lbsAnnual Emissions
Check Nearby Zip Codes
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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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