Task 1: Phase I ESA, Conceptual Site Model, Regulatory Status Update, Data Gap Analysis, and Phase II Scope Recommendation and Cost Estimate The QEP firm shall conduct an All Appropriate Inquiry (AAI) Phase I Environmental Site Assessment in accordance with ASTM E1527-21, followed by development of a Conceptual Site Model (CSM), an Environmental Regulatory Status Summary, a Data Gap Analysis, and a Phase II Scope of Work Recommendation and Cost Estimate. These tasks will form the technical foundation for future site investigation and remediation planning. 1.1. Phase I Environmental Site Assessment The Contractor will: • Prior to performing any site work, complete a Site Eligibility Checklist, to be provided by SECOG. • Prior to performing any site work, coordinate and obtain an access agreement with the site owner. • Conduct an AAI compliant Phase I ESA in accordance with ASTM E1527-21, or the latest recognized ASTM standard at the time the assessment is performed, and complete an All Appropriate Inquiries (AAI) final report. The AAI report must be accompanied by a completed “All Appropriate Inquiries: Reporting Requirements Checklist for Assessment and Multipurpose Grant Recipients” that will be provided by SECOG. • Perform site reconnaissance and interviews with site representatives and municipal staff. • Review relevant files from: o The Client o CT DEEP o U.S. EPA o Local municipal agencies
