Pollution in Saint Clair County, Illinois

Saint Clair County contains 33 EPA-regulated facilities, 7 of which are currently flagged for significant noncompliance. The county also hosts 0 Superfund sites and 0 TRI chemical reporters. EPA has assessed $12.0k in lifetime penalties and TRI reporters disclosed roughly 14.2k lb of on-site releases. That facility count is below the Illinois state average of 61 per county.

Superfund0NPL sites
TRI Facilities0reporters
EPA Facilities33regulated
Sig. Violators7current SNC

Largest releasers

FacilityCityOn-site (lb)Status
Flexsys W.g. Krummrich PlantSauget7.7kSig. violation
Phillips 66 CompanyCahokia6.2kCompliant
Scott Air Force BaseScott Air Force Base223Compliant
Gateway Terminals LlcEast Saint Louis101Compliant

Significant violators

FacilityCityPenaltiesLast Inspected
General Chemical Corporation - E. St. Louis WorksEast Saint Louis$12.0k2025-08-20
Terminal Railroad AssociationLovejoy$02025-06-10
Quail Run Of Caseyville Llc StpCaseyville$02019-09-30
Fairview Heights, City OfFairview Heights$02021-03-11
Belleville, City OfBelleville$02022-04-06
Flexsys W.g. Krummrich PlantSauget$02024-04-18
Marissa, Village OfMarissa$02023-12-27