Transcript Slide 1
Tulsa Fuel & Manufacturing Superfund Site Proposed Plan for Site Cleanup Site Location • Located 1.3 miles south of downtown Collinsville • 60 acres • Bounded by: – Garnett/RR to east – Strip mine pit to south – Acreage to west – Faith Assembly Church to north Site History 1914-1925: Active Zinc Smelter and Lead Roaster 1999: Listed on the National Priority List (NPL) 2008: Record of Decision (ROD) issued February 2, 2015: Proposed Plan announced Areas that Require Cleanup • Pink - areas that require cleanup • Green - areas that do not require cleanup • COCs include arsenic, cadmium, and lead Proposed Plan for Cleanup • Consolidation and capping of soil, sediment, and waste materials on-site • Remedy will not include: 1. Five-foot vertical separation between waste and groundwater 2. Stabilization of waste • Proposed Plan remedy offers equivalent protection Cleanup Goals Site-Specific PRGs by Medium COC Site-Specific PRG Soil, Residential (mg/kg) or (ppm) Arsenic 37 Cadmium 75 Lead 500 Soil, Nonresidential (mg/kg) or (ppm) Arsenic 200 Cadmium 560 Lead 1,000 Surface Water (μg/L) or (ppb) Cadmium 238 Sediment (mg/kg) or (ppm) Arsenic 181 Cadmium 813 Lead 500 • Protect human health and the environment • Impacts above cleanup goals and visual smelter waste will be addressed Site Design Site Design Stormwater Management Tentative Schedule • Procurement of a Contractor – 30 to 60 days • Pre-Construction Tasks – 45 days • From Mobilization to Substantial Completion of On-site Activities – 10 months Activities during that 10 month period • Site Mobilization • Clear and Grub • Soil and Sediment Erosion Control • Decontamination Area • Dewatering the Ponds • Waste, Soil, and Sediment Consolidation • Confirmation Sampling • Remove Existing Wells/Install O&M Wells • Site Grading and Seeding • Demobilization Protective Elements • Health & Safety Plan • Transportation Plan • Decontamination Plan • Dust Suppression Plan • Site Management Plan • Stormwater Management Plan Site at Completion Perimeter Sign Operation and Maintenance Locations to review site documents: • Collinsville Public Library • Oklahoma Department of Environmental Quality • Central Records Division • http://www.deq.state.ok.us/lpdnew/SF/Tuls aFuels.htm • United States Environmental Protection Agency Your input on the Proposed Plan is important to us Ways to Comment on the Proposed Plan: • Orally at tonight’s meeting • By Letter to: ODEQ, Rachel Hanigan, 707 N. Robinson, P.O. Box 1677, Oklahoma City, OK 73101-1677 • By Email to: [email protected] or [email protected] Comments must be postmarked or emailed by Monday, March 2, 2015. Questions or Comments?