Acronyms	Meaning	Acronyms	Meaning
ADM	Administration	NOT	Notice of Termination
ADO	Associate Director’s Office	NOV	Notice of Violations
AG	Attorney General	NPDES	National Pollutant Discharge Elimination System
AIR	Bureau of Air	NPL	National Priorities List
AMS	Air Monitoring Section	NPLU	National Priorities List Unit
AQPS	Air Quality Planning Section	NRC	National Response Center
ATU	Allotment Trading Units	NSPS	New Source Performance Standards
BACT	Best Available Control Technology	NSR	New Source Review
BCO	Bureau Chief’s Office	O&M	Operations and Maintenance
CAAPP	Clean Air Act Permit Program	OBA	Office of Brownfield Assistance
CAFO	Concentrated Animal Feeding Operation	OCEPP	Office of Chemical Emergency Preparedness & Prevention
CASM	Compliance Systems and Management	OHR	Office of Human Resource
CDAP	Community Development Assistance Program	OPI	Office of Public Information
CERCLA	Comprehensive Environmental Response, Compensation & Liability Act	OPP	Office of Pollution Prevention
CERCLIS	Comprehensive Environmental Response, Compensation & Liability System	OSB	Office of Small Business
CES	Compliance Enforcement Section	OSFM	Office of the State Fire Marshal
CESQG	Conditionally Exempt Small Quantity Generator	P2	Pollution Prevention
CFC	Chlorofluorocarbons	PCBs	Poly-Chlorinated Biphenyls
CFFP	Clean Fuel Fleet Program	PCS	Permit Compliance System
CR	Community Relations	PEID	Preliminary Environmental Impact Determination
CSO	Combined Sewer Overflow	PIMW	Potentially Infectious Medical Waste
DAPC	Division of Air Pollution Control	PM	Particulate Matter
DAU	Disposal Alternatives Unit	PS	Permit Section
DCEO	Department of Commerce and Economic Opportunity	PSD	Prevention of Significant Deterioration
DERTF	Drycleaner Environmental Response Trust Fund of Illinois	PSI	Pollutant Standards Index
DLC	Division of Legal Counsel	PWS	Public Water Supplies
DMRs	Discharge Monitoring Reports	QA	Quality Assurance
DMSP	Division of Mobile Source Programs	QAS	Quality Assurance Section
DO	Director’s Office	QNCR	Quarterly Non-Compliance Reports
DOL	Division of Laboratories	RACT	Reasonable Available Control Technology
EAU	Engineering and Assessment Unit	RAP	Remedial Action Plan
EE	Environmental Education	RCRA	Resource Conservation & Recovery Act
EIS	Emission Inventory System	RFG	Reformulated Gasoline
EMFs	Electro-Magnetic Fields	RFP	Reasonable Further Progress
EOU	Emergency Operations Unit	RIPP	Regulatory Innovation Pilot Program
EPCRA	Emergency Planning & Community Right-To-Know Act	RMP	Risk Management Program
ERMS	Emissions Reduction Market System	RMP	Risk Management Programs
FESOP	Federally Enforceable State Operating Permit	ROP	Rate of Progress Plan
FFU	Federal Facilities Unit	RPMS	Remedial Project Management Section
FIP	Federal Implementation Act	RRT	Regional Response Team
FOIA	Freedom of Information Act	RVP	Reid Vapor Pressure
FOS	Field Operations Section	SARA	Superfund Amendments & Re-Authorization Act
FPA	Facility Planning Areas	SIC	Standard Industrial Codes
FSRS	Federal Site Remediation Section	SIP	State Implementation Plan
ICDB	Illinois Capital Development Board	SNC	Significant Non-Compliance
ICR	Information Collection Rule	SO2	Sulfur Dioxide
IDA	Illinois Department of Agriculture	SOCs	Synthetic Organic Chemicals
IDNR	Illinois Department of Natural Resources	SPCC	Spill Prevention Contaminant Control Plans
IDNS	Illinois Department of Nuclear Safety	SQG	Small Quantity Generator
IDOT	Illinois Department of Transportation	SRF	State Revolving Fund
IDPH	Illinois Department of Public Health	SRP	Site Remediation Program
IEMA	Illinois Emergency Management Agency	SSU	State Site Unit
IFAS	Infrastructure Financial Assistance Section	SW	Solid Waste
IMES	Industrial Material Exchange Service	SWS	Surface Water Section
IOC	Inorganic Chemicals	TACO	Tiered Approach to Corrective Action Objectives
ION	Incident of Non-Compliance	TAU	Toxicity Assessment Unit
IPCB	Illinois Pollution Control Board	TMDL	Total Maximum Daily Load
ISOS	Illinois Secretary of State	TRI	Toxic Release Inventory
ITAC	Illinois Toxic Air Contaminant	TSCA	Toxic Substances Control Act
LAND	Bureau of Land	TTHM	Total Trihalomethane
LEAP	Lake Education Assistance Program	UIC	Underground Injection Control
LMOS	Lake Michigan Ozone Study	USEPA	United States Environmental Protection Agency
LPC	Land Pollution Control	UST	Underground Storage Tank
LQG	Large Quantity Generator	VIM	Vehicle Inspection and Maintenance
LUST	Leaking Underground Storage Tank	VMT	Vehicle Miles Traveled
MACT	Maximum Achievable Control Technology	VN	Violation Notice
MBE	Minority Business Enterprise	VOC	Volatile Organic Compound
MCM	Municipal Compliance Maintenance	WATER	Bureau of Water
NCA	Non-Compliance Advisory	WMS	Watershed Management Section
NESHAP	National Emission Standards for Hazardous Air Pollutants	WPC	Water Pollution Control
NFR	No Further Remediation	WQS	Water Quality Standards
NOI	Notice of Intent	WRAC	Waste Reduction and Compliance
NON	Notice of Non-Compliance