Zip Code 74531
📍 Calvin, OK
Toxic Air Emissions Report (2024)
Data Source: EPA TRI (2024) • Updated Nov 2025
5,526.00 lbs
State Score
48
/ 100
National Score
43
/ 100
In 2024, industrial facilities in Calvin, OK released over 5,526.00 lbs of pollutants. The primary source was NORTHRIDGE GAS PLANT, which emitted Methanol into the local air. Air quality in 74531 is relatively consistent with regional baselines.
Top Polluting Facilities
- NORTHRIDGE GAS PLANTOwned by: ENLINK MIDSTREAM OPERATING LPMethanol released to air2,336.00 lbsLBS
- NORTHRIDGE GAS PLANTOwned by: ENLINK MIDSTREAM OPERATING LPn-Hexane released to air1,673.00 lbsLBS
- NORTHRIDGE GAS PLANTOwned by: ENLINK MIDSTREAM OPERATING LPToluene released to air629.00 lbsLBS
- NORTHRIDGE GAS PLANT Cancer RiskOwned by: ENLINK MIDSTREAM OPERATING LPBenzene released to air592.00 lbsLBS
- NORTHRIDGE GAS PLANTOwned by: ENLINK MIDSTREAM OPERATING LPXylene (mixed isomers) released to air229.00 lbsLBS
- NORTHRIDGE GAS PLANT Cancer RiskOwned by: ENLINK MIDSTREAM OPERATING LPEthylbenzene released to air67 lbsLBS
Nearby Pollution Sources (< 20 miles)
- Stuart, OK (74570) 7.5 mi awayHeavy Industrial Activity1,730.00 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 Benzene), 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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