Illinois Administrative Code

Section 742.710 SSL Soil Equations a) This Section sets forth the equations and parameters used to develop Tier 2 soil remediation objectives for the three exposure routes using the SSL approach. b) Soil Ingestion Exposure Route 1) Equations S1 through S3 form the basis for calcu…

Section 742.712 SSL Soil Gas Equation for the Outdoor Inhalation Exposure Route a) This Section sets forth the equation and parameters used to develop Tier 2 soil gas remediation objectives for the outdoor inhalation exposure route using the SSL approach. b) Equation S30 is used …

Section 742.715 RBCA Soil Equations a) This Section presents the RBCA model and describes the equations and parameters used to develop Tier 2 soil remediation objectives. b) Ingestion, Outdoor Inhalation, and Dermal Contact 1) The two sets of equations in subsections (b)(2) and (…

Section 742.717 J&E Soil Gas Equations for the Indoor Inhalation Exposure Route a) This Section sets forth the equations and parameters to be used to develop Tier 2 soil gas remediation objectives for the indoor inhalation exposure route using the modified J&E model. b) Equations…

Section 742.720 Chemicals with Cumulative Noncarcinogenic Effects Appendix A, Table E lists the groups of chemicals from Appendix B, Tables A and B that have remediation objectives based on noncarcinogenic toxicity and that affect the same target organ. If more than one chemical …

Section 742.800 Tier 2 Groundwater Evaluation Overview If the contaminant concentrations in the groundwater exceed the applicable Tier 1 remediation objectives, a person has the following options: a) Demonstrate that the groundwater ingestion exposure route is excluded from consi…

Section 742.805 Tier 2 Groundwater Remediation Objectives a) To develop a groundwater remediation objective under this Section that exceeds the applicable Tier 1 groundwater remediation objective, or for which there is no Tier I groundwater remediation objective, a person may req…

Section 742.810 RBCA Calculations to Predict Impacts from Remaining Groundwater Contamination a) Equation R26 predicts the contaminant concentration along the centerline of a groundwater plume emanating from a vertical planar source in the aquifer (dimensions Sw wide and Sd deep)…

Section 742.812 J&E Groundwater Equations for the Indoor Inhalation Exposure Route Groundwater remediation objectives for the indoor inhalation exposure route are calculated using the modified J&E model as described in Section 742.717, except as follows: a) In Equation J&E9a, the…

Section 742.900 Tier 3 Evaluation Overview a) Tier 3 sets forth a flexible framework to develop remediation objectives outside of the requirements of Tiers 1 and 2. Although Tier 1 and Tier 2 evaluations are not prerequisites to conduct Tier 3 evaluations, data from Tier 1 and Ti…

Section 742.905 Modifications of Parameters Any proposed changes to Tier 2 parameters which are not provided for in Tier 2 shall be submitted to the Agency for review and approval. A submittal under this Section shall include the following information: a) The justification for th…

Section 742.910 Alternative Models Any proposals for the use of models other than those specified in Tier 2 shall be submitted to the Agency for review and approval. A submittal under this Section shall include the following information: a) Physical and chemical properties of con…

Section 742.915 Formal Risk Assessments A comprehensive site-specific risk assessment shall demonstrate that contaminants of concern at a site do not pose a significant risk to any human receptor. All site-specific risk assessments shall be submitted to the Agency for review and …

Section 742.920 Impractical Remediation Any request for site-specific remediation objectives due to impracticality of remediation shall be submitted to the Agency for review and approval. Any request for site-specific remediation objectives due to impracticality of remediation th…

Section 742.925 Exposure Routes Technical information may demonstrate that there is no actual or potential impact of contaminants of concern to receptors from a particular exposure route. In these instances, a demonstration excluding an exposure route shall be submitted to the Ag…

Section 742.930 Derivation of Toxicological Data If toxicological-specific information is not available for one or more contaminants of concern from the sources incorporated by reference in Section 742.210, the derivations of toxicological-specific information shall be submitted …

Section 742.935 Indoor Inhalation Exposure Route a) Exclusion of Exposure Route Site information may demonstrate that there is no actual or potential impact of contaminants of concern to receptors from the indoor inhalation exposure route. In these instances, a demonstration excl…

Section 742.APPENDIX D Highway Authority Agreement Highway Authority Agreement This Agreement is entered into this day of , 200 pursuant to 35 Ill. Adm. Code 742.1020 by and between the (1) ("Property Owner") [or, in the case of a petroleum leaking underground storage tank, the o…

Section 742.ILLUSTRATION A Tier 1 Evaluation (Source: Amended at 31 Ill. Reg. 4063, effective February 23, 2007)

Section 742.TABLE B Tier 1 Soil Remediation Objectivesa for Industrial/Commercial Properties Exposure Route-Specific Values for Soils Soil Component of the Groundwater Ingestion Exposure Route Values Industrial-Commercial Construction Worker CAS No. Chemical Name Ingestion (mg/kg…

Section 745.101 Scope and Applicability a) This Part establishes procedures for prior conduct certification for personnel of waste disposal sites. b) This Part requires the chief operator of certain waste disposal sites, pursuant to Subpart E, to obtain prior conduct certificatio…

Section 745.102 Definitions a) Unless otherwise stated or unless the context clearly indicates a different meaning, the definitions of terms used in this Part are the same as those found in the Environmental Protection Act (Ill. Rev. Stat. 1985 ch. 111 1/2, pars. 1001 et seq.) an…

Section 745.121 Persons Who May Apply Any natural person may apply for prior conduct certification pursuant to this Part.

Section 745.122 Application An application for prior conduct certification shall include: a) The name and address of the applicant; b) Identification of each waste disposal site at any time owned or operated by the applicant, or at which the applicant served as chief operator, in…

Section 745.123 Duty to Supplement Pending Application The applicant shall supplement any pending application for prior conduct certification within 30 days after any change of circumstances which renders, in any respect, the original application for prior conduct certification i…

Section 745.124 Duty to Provide Supplemental Information a) Any person who holds prior conduct certification shall provide on an annual basis a supplemental information report to the Agency which identifies change in any of the information required by Section 745.122. A person wh…

Section 745.125 Application Form The Agency shall prescribe the form in which all information required under this Subpart shall be submitted and may adopt such procedures as are necessary for carrying out its duties under this Part.

Section 745.126 Incomplete Applications An application for prior conduct certification shall not be deemed filed until the Agency has received, at the designated address, all information and documents, in the form and with the content required by this Part and related Agency proc…

Section 745.127 Registered or Certified Mail All prior conduct certification applications shall be mailed or delivered to the appropriate address designated by the Agency, and, if mailed, shall be sent by registered or certified mail, return receipt requested. Applications which …

Section 745.141 Standards for Denial a) The Agency shall deny prior conduct certification to any person who has: 1) Been repeatedly found, after opportunity for an adversarial proceeding before any judicial or administrative body, to be in violation of any federal, state or local…

Section 745.142 Final Action a) If the Agency denies any prior conduct certification under Section 745.141, it shall transmit to the applicant, within the time limits specified in this Part, a specific, detailed written statement as to the reasons why the prior conduct certificat…

Section 745.143 Time Limits If the Agency fails to take final action on the application for prior conduct certification within 90 days after its filing, the applicant may deem the prior conduct certification granted for one year beginning on the 91st day after the application was…

Section 745.144 Waiver of Time Limits Any applicant for prior conduct certification may waive the requirement of the time within which the Agency must take final action on the application. SUBPART D: APPEAL, REVOCATION AND TRANSFERABILITY

Section 745.161 Appeal of Certification Denial If the Agency denies prior conduct certification under this Part, the applicant may appeal that action to the Board pursuant to Section 40 of the Act and 35 Ill. Adm. Code 105.

Section 745.162 Revocation a) Any person may file a complaint with the Board, pursuant to Title VIII of the Act and 35 Ill. Adm. Code 103, seeking revocation of a prior conduct certification which has been granted by the Agency, or which was issued by reason of Agency failure to …

Section 745.163 Duration and Transferability a) Except as otherwise provided in Section 745.124 or Section 745.143, a prior conduct certification made pursuant to this Part remains valid until revoked pursuant to Section 745.162. b) A prior conduct certification is not transferab…

Section 745.180 Applicability of the Subpart This Subpart does not apply to sites used solely for waste treatment or waste storage.

Section 745.181 Chief Operator Requirements a) The individual who is chief operator of a waste disposal site, as defined pursuant to Section 745.102(c), shall have prior conduct certification. b) The owner or other named permitee shall designate one or more chief operators for ea…

Section 745.201 Prohibitions a) No person shall operate a waste disposal site unless the site chief operator has prior conduct certification. b) No site owner or other named permittee shall cause or allow operation of a waste disposal site unless the site chief operator has prior…

Section 745.202 Agency Denial of Waste Disposal Permit The Agency shall deny any waste disposal permit to any owner or other named permit appliance, unless the applicant demonstrates that the applicant will not violate Section 745.201. Completion of the application form stating t…

Section 745.203 Revocation of Waste Disposal Permit Any person may seek revocation of any waste disposal permit on the grounds that the waste disposal site is in violation of Section 745.201. Such action shall be initiated by filing a complaint with the Board pursuant to Title VI…

Section 745.204 Defense It shall be a complete defense to an action brought pursuant to Section 745.203 that a replacement certified chief operator has been employed within 90 days after the date of termination of employment of a certified chief operator, or cancellation or revoc…

Section 745.205 Effective Date The prohibitions of this Subpart shall become effective July 1, 1988.

Section 750.101 Purpose and Objectives The purpose of the Illinois Hazardous Substances Pollution Contingency Plan [Plan] is to effectuate the response powers and responsibilities of State authorities for the taking of preventive or corrective action, pursuant to Act, that is nec…

Section 750.102 Authority a) The Plan is required by Section 22.1 of the Environmental Protection Act [Act] (Ill. Rev. Stat. 1983 ch. 111½, par. 1022.1). b) Amendments shall be proved to the Illinois Emergency Services and Disaster Agency (IESDA) and the Illinois Department of Nu…

Section 750.103 Scope a) The plan applies to all State agencies and is in effect for releases or substantial threats of releases of hazardous substances into the environment, and releases or substantial threats of releases of pollutants or contaminants which may present an immine…

Section 750.104 Application The Plan is applicable to State response taken at sites which are not the subject of a federal response taken pursuant to CERCLA.