Skip to main content
Agencies
Services
General Information
Community Relations
Environmental Justice
Emergency Response
Air Quality
Land Pollution & Waste Disposal
Drinking Water & Water Quality
Language and Disability Access
Business
Forms, Permits & Fees
Air Quality
Water Quality
Land Pollution & Waste Disposal
Cleanup Programs
Small Business
Agriculture
IEPA Permit Portal
Certification and Training
Compliance and Enforcement
Government
Air Quality
Drinking Water & Water Quality
Cleanup Programs for Local Governments
Forms, Permits & Fees
Certification and Training
Grants and Loans
Laboratory Services
Energy Conservation
Educators
Environmental Education
Internships
Air Quality
Land Pollution & Waste Disposal
Water Quality
Library
About IEPA
About Us
History
Procurement
Rules & Regulations
Contact Us
Quick Answer Directory
Employment
More
IEPA
Topics
Air Quality
Mobile Sources
Testing Locations
Topics
Agriculture
Agriculture Waste & Disposal
Water Issues
Farm Pollutants
Livestock Management
Crops
Financial Assistance
Alternative Fuels
Agriculture FAQs
Resources
Agriculture Links
Air Quality
Air Permits
Mobile Sources
Vehicle Emissions Testing
Stage II Program Decomissioning
Testing Locations
Outdoor Air
Air Quality Index
Air Monitoring
Air Quality Reports
Daily Ozone Highs
Ozone 8-hour Exceedance Summary
PM2.5 Daily Averages
PM2.5 24-hour Exceedance Summary
Planning & Reporting
Regional Haze and BART SIP
Annual Emissions Reports
AER FAQs
Greenhouse Gases
AER News
NH3
AER Web Sites
Reference Tables
Control Device Codes
Conversion Factors
Definitions
Pollutants
Common Emission Factors
Calculate Emissions
Asphalt Plant
Boiler - Butane Fired
Boiler - Natural Gas Fired
Boiler - Oil Fired
Propane Fired Boiler
Chrome Plating
Concrete Batch Plant
Dry Cleaners
Grain Elevators
Incinerator
Quarry / Rock Crushing
Storage Tanks
Update Annual Emissions Report Contact Information - Annual Emission Reports
Annual Emission Report Forms
Potential Nuclear Plant Closings
Statutes & Regulations
Asbestos
In My House or Apartment
In My Building
Fact Sheets
Cold Cleaning
Potential to Emit
Accidental Release Prevention
Smoke School
Map
Registration
MACT Training
Aluminum Production
Hammer Clause
Municipal Landfills
Metal Can Coating
Hard Chrome Electroplating
Metal Furniture Coating
Metal Coil Coating
Iron & Steel Foundries
Metal Parts Coating
Open Burning
Open Burning Permits
Open Burning FAQ
Burn Barrel Factsheet
Open Burning Permit Forms
Open Burning
Driving a Cleaner Illinois
VW Settlement
Certification & Training
MACT Training
Smoke School
Landfill Operator Certification
Drinking Water Operator Certification
Wastewater Operator Certification Contacts
Laboratory Accreditation
Cleanup Programs
Bureau of Land Databases
Leaking UST
State Response Action Program
Site Remediation Program Database Search
RCRA
Used Tires Database
Solid Waste Permit Activities
Brownfields Redevelopment Assessments
Bureau of Land Inventory Database
Agency Facility Inventory and Information System (AFIIS) Database
Brownfields
Funding
Drycleaners
Federal Sites
Federal Facilities
Push-Driven Technology
Renewable Energy Development at Landfills and Cleanup Sites
GIS Data
Greener Cleanups
White Paper
Meeting
Participants
Links
Lead-Based Paint Removal
Containment
Air Pollution Control
Water Pollution Control
Analysis and Disposal
Leaking Underground Storage Tanks
Publications and Regulations
Introduction
Leaking USTs FAQs
Underground Storage Tank Fund
Environmental Land Use Control
Responsibility and Liability
Performing Well Surveys
Sampling Requirements
SW 846 Method 5035
Timeline of Changes
Public Act 92-0554
Public Act 94-0274
Public Act 096-0908
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
Fact Sheet 4
Section 22.18
Budget and Billing Forms
Personnel Titles
Remediation System
UST Fund Assignment of Payment
Payment Priority List
Technical Forms
Descriptions
Supplemental Instructions
Site Investigation Process Flowchart
W-9 Review Procedures
Leaking UST
Resource Conservation and Recovery Act
Remedial Action Plan Permit
Remediation Projects
Establishing a Groundwater Management Zone
Re-evaluation of Groundwater Management Zones
Site Remediation Program
Overview of SRP
SRP FAQs
Landfill Info
Billing & Invoice Procedures
Community Relations
Cleanup at Dry Cleaning Facilities
Title 17
State Response Action
Tiered Approach to Corrective Action Objectives
Fact Sheets
Introduction
Risk
No Further Remediation Letters
Institutional Controls
Engineered Barriers
Tier 1
Tier 2
Pathway Exclusion
Background Determination
Compliance with Remediation Objectives
Metals
Off-Site Contamination
Mixture Rule
Indoor Inhalation
Overview of Indoor Inhalation Amendments
Pathway Exclusion
Institutional Controls
Modified J&E Model
Soil Gas Sampling Protocol
Tier 1 Evaluation
Tier 2 Evaluation
Tier 3 Evaluation
Exposure Route at SRP Sites
Assessment for Leaking UST Program Sites
School Sites with Environmental Cleanups
Non-TACO Chemicals
Cleanup Program Regulations
Institutional Control Model Documents
Highway Authority Agreement
Groundwater Ordinance
Memorandum of Understanding
Environmental Land Use Control
Off-Site Notification Letter
Land Use Control MOA
Highway Authority Agreement MOA
Uniform Environmental Covenants Act
Registry
Community Relations
Relaciones con la Comunidad
Acerca
Directorio del Personal
Folletos
Basureros Ilegales
Sitios
Premcor Refinery
Fact Sheet 1
Fact Sheet 2
Pilsen Neighborhood Lead
Fact Sheet 1
New Jersey Zinc
Fact Sheet 1996-10
Fact Sheet 1997-02
Fact Sheet 1998-02
Fact Sheet 1998-07
Fact Sheet 1999-09
Fact Sheet 2001-08
Fact Sheet 2004-12
Fact Sheet 2009-07
Fact Sheet 2010-08
Fact Sheet 2011-02
Southeast Rockford
Fact Sheet 10b
Fact Sheet 11
South Chicago Wells
Chicago Heights Landfill
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
Site Fact Sheets
Beaver Valley
Beloit Corporation
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
Caterpillar Proving Grounds
Chanute AFB
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
Chemetco
Clinton Landfill 3
January 9, 2018 Inspection Report
August 26, 2015 Inspection Report
June 3, 2015 Inspection Report
February 24, 2015 Inspection Report
December 29, 2014 Inspection Report
October 20, 2014 Inspection Report
August 14, 2014 Inspection Report
July 31, 2014 Permit Modification No. 47, Cover Letter and Permit
Responses to Comments on Organic Detection Summary
April 28, 2014 Inspection Report
Discussion of Organic Detections in 2013
April 2014 Groundwater Split Results
2nd Quarter 2014 Groundwater Monitoring
Quarterly Groundwater and Leachate Monitoring Data
February 18, 2014 Inspection Report
December 9, 2013 Inspection Report
October 28, 2013 Inspection Report
August 29, 2013 Inspection Report
June 10, 2013 Inspection Report
April 16, 2013 Inspection Report
January 18, 2013 Inspection Report
Clinton Landfill 3 Permit Applications
Clinton Landfill 3 - 2013 Groundwater Monitoring Overview
Quarterly Groundwater and Leachate Monitoring Data
Illinois EPA's Experience in Testing Groundwater for PCB
Crestwood PWS
Fact Sheet 1
Update 1
Update 2
Update 3
Update 4
Downers Grove
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
Fact Sheet 5
Fact Sheet 4 1
Exelon Braidwood
Flagg Creek Veeck Park
Formosa Plastics
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
Fact Sheet 4
Fox Lake
Gem Cleaners
VOC List
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
General Electric Morrison
Gulf Mobile & Ohio Railyard
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
Fact Sheet 4
Harristown Terminal
Fact Sheet 1
Fact Sheet 2
Hegeler Zinc
Fact Sheet 1
Hillside Landfill
Indian Refining
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
Fact Sheet 4
Fact Sheet 5
Fact Sheet 6
Fact Sheet 7
Fact Sheet 8
Fact Sheet 9
Fact Sheet 10
Fact Sheet 11
Fact Sheet 12
Fact Sheet 13
Fact Sheet 14
Iowa Interstate Railroad
Fact Sheet 1
J & R Used Tire Services
2014 Update, J & R Used Tire Services
Jennison Wright
Fact Sheet 1
Lisle Groundwater
Fact Sheet 1
Mahomet Aquifer
Mahomet Aquifer Protection Task Force
Matthiessen Hegeler
Fact Sheet 1
Fact Sheet 2
MIG/Dewane Landfill
Fact Sheet 1
Monterey Mine
Fact Sheet 1
Fact Sheet 2
New Jersey Zinc
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
Fact Sheet 4
Fact Sheet 5
Fact Sheet 6
Fact Sheet 7
Fact Sheet 8
Fact Sheet 9
Declaration for Record of Decision - South Ditch
Record of Decision - South Ditch
Fact Sheet 10
Fact Sheet 11
Progress Report
Fact Sheet 12
Fact Sheet 13
Fact Sheet 14
Site Tour Questions and Answers
Site Schedule
Community Relations Plan
Fact Sheet 15
Fact Sheet 16
Legislative Update 1
Legislative Update 2
Legislative Update 3
Legislative Update 4
Legislative Update 5
Legislative Update 6
Fact Sheet 17
Hoja informativa #17
Comment Form Mailer
Comment Form Mailer (Spanish)
Proposed Plan OU4
Notice Availability Session and Public Meeting
Public Meeting Transcripts - June 29, 2016
Public Meeting Presentation - June 29, 2016
Comment Period Extension
OU4 Record of Decision
NJZ OU4 Registro de Decisión; Declaración y Resumen de Adaptacion
Fact Sheet 18
Hoja informativa #18
Fact Sheet #19
Hoja informativa #19
Northwest Rockford Fuel Contamination
Fact Sheet 1
Nova-Kem Chemical Fire
Pilsen Neighborhood Lead
Fact Sheet 1
Premcor Refinery
Fact Sheet 1
Fact Sheet 2
Rosiclare Mines
Fact Sheet 1
Fact Sheet 2
Sandoval Zinc
Fact Sheet 1
Sauk Village
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
Shell Environmental
Smith-Douglass
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
Fact Sheet 4
Fact Sheet 5
Southeast Rockford
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
Fact Sheet 4
Fact Sheet 5
Fact Sheet 6a
Fact Sheet 6b
Fact Sheet 7
Fact Sheet 8a
Fact Sheet 8b
Fact Sheet 8c
Fact Sheet 9a
Fact Sheet 9b
Fact Sheet 9c
Fact Sheet 9d
Fact Sheet 9f
Fact Sheet 9e
Fact Sheet 10a
Fact Sheet 10b
Fact Sheet 10c
Fact Sheet 10d
Fact Sheet 11
Fact Sheet 12
Fact Sheet 13a
Fact Sheet 13b
Fact Sheet 13c
Fact Sheet 14
Fact Sheet 15
Table 1
St Louis Smelting
Fact Sheet 2
Fact Sheet 3
Veolia Winnebago Landfills
Fact Sheet 1
Fact Sheet 2
Fact Sheet 3
Wayne Township
Fact Sheet 1
Hartford
Fact Sheet 1
CIPS Taylorville
Koppers
Sims
Circle Smelting
Understanding Lab Reports
IQMP
Lake Behavioral Hospital
Bethalto Drinking Water
Right-to-Know
Private Well Notices
Notifications - Right-to-Know
Groundwater Contamination Notices
Public Notices
Contact Us
Compliance & Enforcement
Drinking Water Compliance
Sample Collector's Handbook
Compliance and Enforcement Reports
Consumer Confidence Reports
SDWIS
Drinking Water Compliance Forms
Consolidated Annual Report
Wastewater Compliance
NPDES Permits
Wastewater Compliance
NPDES Permits
Enforcement Orders
EJ Enforcement Strategy
Drinking Water
Public Water Users
Assessment of Chromium-6
Groundwater Contamination Notices
Illinois EPA Notifies 47 Community Water Systems of Right-to-Know Requirements Triggered by Recent Rulemaking
Lead Service Line Community Updates
Lead Service Line Inventory Grant Opportunity
Lead Service Line Information
Lead Service Line Replacement Advisory Board
Private Well Users
Private Well Notices
Adams County
Boone County
Bureau County
Cass County
Clark County
Cook County
DeKalb County
DuPage County
Henry County
Iroquois County
Jersey County
Jo Daviess County
Kane County
Kankakee County
Kendall County
Lake County
Madison County
McHenry County
Menard County
Montgomery County
Ogle County
Peoria County
Pike County
Putnam County
Rock Island County
Stephenson County
Tazewell County
Vermilion County
Whiteside County
Will County
Winnebago County
Woodford County
Well Water Testing
Common Contaminants
Other Contaminants
Interpreting Test Results
Treating Contaminated Well Water
Well Maintenance
Abandoned Wells
Location and Construction of New Wells
Where to Get Help
Septic System Maintenance
Private Well Links
Accredited Labs
Accredited Micro Labs
Safe Water Well Initiative
South Chicago Area Private Well Testing Initiative
Drinking Water Operator Certification
Frequently Asked Questions
Examination Schedules
Contacts
Drinking Water Field Operations
Asset Management
Capacity Development
Chlorination Exemption
Complaint Response
Cross Connection Control
Cybersecurity
Daily Operating Reports
Earthquake Preparedness
Emergency Preparedness
Emergency Response
Engineering Evaluations
Operational Visits
Storage Tank Inspection & Maintentance
Cyanobacteria Bloom Information for Water Operators
Drinking Water
Emergency Response
Emergency Response Links
Roles
Office of Energy
Energy Rebates
Energy Efficiency
Energy Conservation Code and Training
History of the Code
Goals of the Code
Code Requirements
Energy Efficiency Assessment Program
Energy Efficiency Trust Fund Grant
Energy Efficiency Conservation Block Grant
Energy Efficiency at Public Water Infrastructure
Public Water Infrastructure Energy Efficiency Assessments
Public Water Supply Energy Efficiency Grants
Waste Water Treatment Plant Energy Efficiency Grants
Renewable Energy
Renewable Energy Development at Landfills and Cleanup Sites
Clean Energy Technologies
Clean Energy Innovation Fund
Funding Opportunities
Environmental Education
Environmental Education Curricula - Environmental Pathways
Poster, Poetry and Prose Contest
Statewide Poster, Poetry and Prose Contest
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
Poster, Poetry and Prose Contest Survey - Contests
Video Contest
Earth Stewardship Day
Presentations and Photos
Teacher Registration
Presenter Registration
Dive In!
Environmental Education Materials
Environmental Education Web Resources
Environmental Justice
EJ Policy
EJ Enforcement Strategy
Enhanced Public Participation Plan
Enhanced Public Participation Plan
Language Access
EJ Notification Letters
EJ Start (GIS mapping tool)
Commission on Environmental Justice
Meetings
Members
Reports
Subcommittees
Work Products
Grievance Procedure
Contact Office of Environmental Justice
Grievances and Resolutions
Informal Resolution Agreement Analyses
Notice of Nondiscrimination
Disability Access
Agency Facility Inventory and Information System (AFIIS) Database
Bureau of Land Databases
Document Explorer
Permitting, Forms, and Fees
Permitting Overview
Air Permits
Land Permits
Water Permits
Permit Annual Summary
Air Forms
Annual Emission Report Forms
CAAPP Forms
FESOP Forms
Lifetime Permit Forms
State Air Forms
Open Burning Permit Forms
Asbestos, Tank Truck & Other Forms
Land Forms
Brownfield Forms
Instructions
CCDD Forms
Coal Combustion Residual (CCR) Forms
Drycleaner Forms
Electronic Waste Recycling Forms
Generator Forms
Waste Shipped Out-of-State
Landfill Operator Forms
Leaking UST Forms
Manifest Forms
Permit Forms
PA1 General Application for Permit
PA2 Landfill Development
PA3 Treatment / Storage Facilities
PA4 Operating Permit Application
PA5 Non-Special Municipal Waste
PA6 Composting Facility
PA7 Transfer of Solid Waste Permits
PA8 Certification of Siting Approval
PA9 Beneficiaries of Land Trust
PA10 Deposit Hazardous Waste
PA11 Closure and Post-Closure Plans
PA12 Landscape Waste Compost Facility
PA16 Notice of Application for Permit
PA17 PIMW Management Permit
PA18 RCRA Interim Status Closure Plan
PA19 Significant Modification Instructions
PA23 RAPP Instructions
Underground Injection Control Forms
Potentially Infectious Medical Waste Forms
Site Remediation Program Forms
Tiered Approach to Corrective Action Objectives Forms
Transportation Forms
Used Oil Collection Forms
Used Tire Forms
Notification and Registration
Transportation Registration
Waste Management Forms
Water Forms
Drinking Water Compliance Forms
Drinking Water Operator Forms
Drinking Water Permit Forms
Financial Assistance Forms
Groundwater Protection Forms
Mine Pollution Control Forms
Public Water Supply Field Operations Forms
Surface Water Forms
Storm Water Forms
Public Notice Templates
Underground Injection Control Forms
Class V Injection Well Forms
Water Quality Standards Forms
Watershed Management Forms
Wastewater Compliance Forms
Wastewater Operator Forms
Wastewater Permit Forms
Air Permits
Mercury Rules
Meeting Schedule
Agenda Jan 24, 2006
CAIR NOx Trading Program Summary
CAIR SO2 Trading Program Summary
CAIR Timeline - Revised
Agenda Jan 31 2006
Set-Aside Breakdown
Open Burning Permits
Manual side nav
Bureau of Air Permitting Statistics - Streamlining
Land Permits
Hazardous Waste
Corrective Action Projects
Interim Status Projects
Remedial Action Plan Permits
Storage/Treatment Facilities
RCRA Standardized Permit
Non-Hazardous Waste
Beneficial Use
Soil Fill
Application Instructions
Water Permits
PWS Permit Checklists
WPC Permit Checklists
CAFO Permits
Drinking Water Permits
Algicide Aquatic
Delegated Permit
Establishment Maximum
Optimal Corrosion
Restricted Status
Surface Water Treatment
Non-Coal Mines
NPDES Permits
Pesticide Permits
Coverage
Links
Notices
Archived Pesticide Permits
PDMP
303d List
Contacts
Storm Water Permits
Industrial
Construction
MS4
Related Links
Storm Water Forms
Storm Water Pollution Prevention Plan
Urbanized Area List
Contact Us
General Permits
Notices of Intent
Industrial Activity Applicants - torm Water Permits
Industrial Activity Applicants
Underground Injection Control Forms
Waste Water Permits
Contacts
Restricted Status/Critical Review Lists
401 Water Quality Certification Program
Tax Certification Program
Fees
Combined List of Fees
Asbestos Fees
Clean Air Title V Fees
Construction Fees
Hazardous Waste Fees
Industrial Source Fees
Landfill Tipping Fees
Non-Title V Operating Fees
NPDES Fees
PIMW Fees
Sewer Fees
Tire Sale Fees
Waste Manifest Fees
Water Quality Fees
Water Main Fees
Public Notices
Expedited Permitting
Permit Annual Summary
Energy Forms
Grants & Loans
Wastewater/Stormwater and Drinking Water Loans
Wastewater Loans
Drinking Water Loans
Lead Service Line Replacement Loans
SRF Loan Postings
Drinking Water Loan Program Rules
Wastewater Loan Program Rules
Lead Service Line Replacement Loans
Lead Service Line Inventory Grant Opportunity
Unsewered Communities
Water Quality Grants
Green Infrastructure Grant Opportunities
Nonpoint Source Grants
Financial Assistance Forms
Overflow and Sewer Grant (OSG) Program
Gulf Hypoxia Program Priority Watershed Implementation Grants
Section 604(b) Water Quality Management Grant Program
Funding Opportunities
Environmental Justice Funding and Grant Opportunities
Financial Help for Brownfields Investigations and Cleanups
Underground Storage Tank Fund
Small Business
Small Business Publications
Pollution Control Permit
Does my Business Need an Air Pollution Control Permit?
Does my Business Need a Land Pollution Control Permit?
Does My Business Need A Water Pollution Control Permit?
En Español
Publicaciones
Permiso para Controlar la Polución
Permiso para Controlar la Polución de Aire
Permiso para Controlar la Contaminación de la Tierra
Permiso para Controlar la Contaminación del Agua
Aceite Usado
Trapos Usados
Desperdicio Peligroso
Talleres de Reparación de Automóviles
Desperdicios de Lavadores de Repuestos
Desperdicio Especial
Bureau of Land
Waste Disposal
Clean Construction or Demolition Debris
CCDD Stakeholders List
IPCB Subdocket R2012-009(B)
General Construction or Demolition Debris
Coal Combustion Residual Surface Impoundments
Coal Combustion Residual (CCR) Forms
Dead Animal Disposal
Hazardous Waste
Annual Report
Hazardous Waste Forms
Household Hazardous Waste
Application
Acceptable Wastes
Household Hazardous Waste Collections
Mercury in the Home
Paint
Disposal
Medication Disposal
Household Hazardous Waste Collections
Sharps
Residential Sharps Collection Program
Non Hazardous Waste
Potentially Infectious Medical Waste (PIMW)
Landfills and Potentially Infectious Medical Waste
Hospitals and Potentially Infectious Medical Waste
Storage/Transfer of Potentially Infectious Medical Waste
Testing Potentially Infectious Medical Waste Treatment Units
Livestock and Potentially Infectious Medical Waste
Transporters of Potentially Infectious Medical Waste
Treatment Facilities for Potentially Infectious Medical Waste
PIMW Facilities
Special Waste
Do I Have a Special Waste?
Non-Special Waste Certification
Hardous Waste Management
Generator Identification Numbers and Manifests
Transportation Permits
Manifest Form Selection
PIMW
Special Waste Haulers
Potentially Infectious Medical Waste
Used Oil
Collection Centers
Used Tires
Used Tire Forms
Used Tire Management Fund
Used Tire Facts
Mosquito-Borne Illnesses
Storage Exemptions for Retailers
Used Tire Processors
Used Tire Collections
Cleanup Programs
Landfills
Delegated Units of Local Government
Landfill Capacity
2024 Landfill Capacity Report
2023 Landfill Capacity Report
2022 Landfill Capacity Report
2021 Landfill Capacity Report
2020 Landfill Capacity Report
2019 Landfill Capacity Report
2018 Landfill Capacity Report
2017 Landfill Capacity Report
2016 Landfill Capacity Report
2015 Landfill Capacity Report
2014 Landfill Capacity Report
2013 Landfill Capacity Report
2012 Landfill Capacity Report
2011 Landfill Capacity Report
2010 Landfill Capacity Report
Landfill Operator Certification
Landfill Inspections
Landfill Locations
Materials Management
County Solid Waste Planning Grants
Materials Management Advisory Committee
Electronics Recycling
Manufacturers
Registered Manufacturers
Collectors, Recyclers, and Refurbishers
Counties
Meeting Material
Consumer Electronics Recycling Act
Program Plans
Non-Compliant
Current Program Year Requirements
Total Weights Collected Report
Goals
Recycling
Food Waste
Composting
Compostable Waste Collections
One-Day Collection Events
Permanent Collection Points
Statewide Recycling Needs Assessment Advisory Council
Permitted Facilities
Biological Treatment Sites
Compost Facilities
Incinerators
Oil Recyclers
Precious Metals Recovery
Secondary Fuel Blenders
Solid Waste Treaters & Recyclers
Solvent Reclaimers
Storage & Transfer Facilities
Thermo Treatment
Aqueous Treaters & Recyclers
PIMW Facilities
Statutes & Regulations
Water Quality
Drinking Water
Groundwater Quality Protection
Ambient Groundwater Monitoring
Ambient Groundwater Monitoring Network
Groundwater Educational Materials
Groundwater Advisory Council
Groundwater Protection Planning Regions
Surveys & Assessments
Wellhead Protection
Biennial Report
Tritium Analysis
Maximum Setback Zones
Local Government Protection
Source Water Assessment Program
Microplastics
Per- and Polyfluoroalkyl Substances
PFAS Statewide Investigation Network: Community Water Supply Sampling
PFAS Investigation Network Interactive Dashboard and Map
PFAS Statewide Health Advisory
PFAS Sampling in the Fish Contaminant Monitoring Program
Wastewater/Stormwater and Drinking Water Loans
Water Quality Standards
Derived Criteria
Triennial Review
Statutes & Regulations
Storm Water Permits
Source Water Assessment Program
Source Water Assessment Mapping Tool
Source Water Assessment Mapping - Help Document
Source Water Assessment Factsheets
Resource Management Mapping Service
SWAP Related Links
Surface Water
NetDMR
NetDMR FAQs
NetDMR Quick Answer Guide
Lake Education Assistance Program
Streambank Cleanup and Lakeshore Enhancement
Lake Notes
Green Infrastructure
Underground Injection Control
Wastewater Operator Certification
Does my Business Need a Certified Water Pollution Control Operator?
Wastewater Operator Certification
Wastewater Training Providers
Wastewater Examination Schedule
Wastewater Operator Forms
Wastewater Board of Certification
Wastewater Operator Certification Contacts
Water Quality Monitoring
303(d) List
Resource Assessments
River and Stream Monitoring
Inland Lake Monitoring
Lake Michigan Monitoring
Algal Bloom
2025 Harmful Algal Bloom Program
Identifying Cyanobacteria Blooms
Reporting a Harmful Algal Bloom
USEPA Issues Health Advisories Regarding Algal Toxins in Drinking Water
Harmful Algal Bloom Poster
Document: Recommended Human Health Recreational Ambient Water Quality Criteria or Swimming Advisories for Microcystins and Cylindrospermopsin
Physicians and Healthcare Providers
Animal Owners and Veterinarians
Cyanobacteria Bloom Information for Water Operators
Links to Other Resources
Contact
Illinois EPA Algal Bloom Dashboard
Fish Contaminant Monitoring
Water Monitoring Strategy
Water Quality Monitoring Contacts
Volunteer Lake Monitoring Program
What is VLMP?
VLMP History
Tiered Approach
VLMP Monitoring Methods
Who Should Volunteer?
VLMP Training
VLMP Reports and Newsletters
Online VLMP Lakes Database
Additional Monitoring Opportunities
VLMP Contacts
Ambient Lake Monitoring
Watershed Management
Concentrated Animal Feeding Operations
What to expect
Forms
Publications
Additional Information
Excess Nutrients
Nutrient Loss Reduction Strategy
Additional Information
Illinois River Phosphorus Loads Study 2022
NLRS By the Numbers
NLRS Common Message Presentation - March 2024
NLRS Practice Approval Process - November 2023
NLRS Scenario Development
NLRS Science Assessment Update Report - October 2019
Nutrient Priority Watershed Map
Excess Nutrients
Facility Planning Area Research
Green Infrastructure
Nonpoint Sources
319(h) Grant Program FAQs
What is Nonpoint Source Pollution?
What You Can Do
Clean Water Act Section 319
Section 319 Success Stories
Nonpoint Source Grants
Nutrient Assessment Reduction Plans
Planning Unit
Total Maximum Daily Loads
303(d) List
Contact Us
Reports
What is a TMDL
Process
Atrazine Simazine
Aerial Assessments
Implementation Projects
Integrated Report Companion App (Interactive Map)
Resource Assessments
305(b) Reports
Water Resource Assement Contacts
Data Submission Guidance
Water Quality Management Plan
Water Quality Management Planning Grants
Watershed Based Planning
Manual Side Nav
Watershed Management Forms
Watershed Management Reports
Biannual 319 Report
Section 604b Biannual Report
Testing Locations
Please Enter Valid ZIP Code
Please Enter ZIP Code
10
25
30
60
Filters
Agencies
Services