Summary of Task Assignment GC654-044M

This document is a Petroleum Preapproval Program Task Assignment issued by the Florida Department of Environmental Protection (FDEP), Division of Waste Management, Bureau of Petroleum Storage Systems. The assignment is for work performed by Environmental Consulting & Technology, Inc. (ECT) at the Courthouse Station facility located at 201 West New York Avenue, DeLand, Volusia County, Florida (FDEP Facility ID 64/8517312). The contract number is GC654, with the task assignment number GC654-044M and cost center 37450404555. The work was conducted under a fixed-price arrangement with a total encumbered amount of $128,849.10 including 10% retainage.

The task assignment encompasses four distinct events involving pilot testing activities at the Courthouse Station and Clerk of Court sites. Event 1 consists of pre-pilot test preparation and groundwater sampling with a total cost of $13,296.32. Event 2 includes modified slug testing for aquifer characterization at a cost of $10,123.77. Event 3 encompasses aquifer pump testing at six locations with six 12-hour tests each, totaling $88,364.03. Event 4 covers air sparge/multiphase extraction (AS/MPX) and air sparge/biosparse (AS/BS) pilot testing with a total of $31,463.45. All work was performed in accordance with Section 376.30711(1)(b), Florida Statutes, and required preapproval by FDEP prior to execution. The period of service extended from January 1, 2013, through February 5, 2014, with final deliverables including pilot test reports and an NPDES discharge letter report. A 10% retainage of $12,884.91 was withheld from the total contract value.