View up to date information on how Illinois is handling the Coronavirus Disease 2019 (COVID-19) from the State of Illinois Coronavirus Response Site

Tiered Approach to Corrective Action Objectives

TACO is the Illinois EPA's method for developing remediation objectives for contaminated soil and groundwater. These remediation objectives protect human health and take into account site conditions and land use. Remediation objectives generated by TACO are risk-based and site-specific.

Fact Sheets
Groundwater Ordinance Chart
Indoor Inhalation Amendments and Other TACO Updates
Institutional Controls Model Documents
Making Contaminated Property Safe
Non-TACO Class I and Class II Groundwater Objectives
Procedures for Determining Soil Remediation Objectives for Non-TACO Chemicals
Regulations
Subchronic Toxicity Values for Non-TACO Chemicals
Toxicity Values for Tier 2 and Tier 3 Calculations

Breadcrumb

Tiered Approach to Corrective Action Objectives