We use these websites in the course of our research. Browse the resources below to familiarize yourself with state and national regulations.

Air Permit Stormwater SPCC Plans
IDEM Air Permit Page IDEM Stormwater Page SPCC Rules
IDEM Air Permit Search Ohio Stormwater Page
EPA Region 5 Air Permits Soil Maps
HAPs List by CAS and Alpha Stormwater All States
TIER II (312)
Form R (313)
TIER II All States