Operable Unit definition

Operable Unit. CERCLA term for a discrete action as part of a remedial response that, according to a Record of Decision, manages contaminant migration, or eliminates or mitigates a release, threat of release or pathway of human or environmental exposure. P otential Applicable, or Relevant and Appropriate Requirements (ARARs) Statutes (Including implementing regulations) Administrative Procedure Act, 5 U.S.C. § 551 et seq. Archaeological and Historical Preservation Act Atomic Energy Act 42, U. S. C. § 2011 et seq. Clean Air Act, 42 U.S.C. § 7401 et seq. Clean Water Act (Federal Water Pollution Control Act) 33 U.S.C. § 1251 e t seq. Coastal Zone Management Act Emergency Planning and Community Xxxxx-Xx-Xxxx Xxx, 00 X.X.X. § 00000 et seq. Endangered Species Act, 16 U.S.C. § 1531 et seq. Federal Insecticide, Fungicide and Rodenticide Act, 7 U.S.C. § 136 et seq. Fish and Wildlife Coordination Act Hazardous Materials Transportation Act Historical Sites, Buildings and Antiquities Act National Environmental Policy Act, 42 U.S.C. § 4321 e t seq. National Historic Preservation Act, 16 U.S.C. § 470 et seq. Occupational Safety and Health Act, 29 U.S.C. 651 et seq. Rivers and Harbors Act of 1989 Safe Drinking Water Act (Public Health Service Act), 42 U.S.C. § 300(f) et seq. Scenic River Act Solid Waste Disposal Act (as amended by the Resource Conservation and Recovery Act), 42 U.S.C. § 6901 et seq. South Carolina Administrative Procedures Act, 1-23-10 South Carolina Atomic Energy and Radiation Control Act, 00-0-00 Xxxxx Xxxxxxxx Xxxxxxxxx Xxxxx Xxxxxxxxxx Xxx, X.X. Code Xxx. § 44-56-10 et seq. (Supp 1988) South Carolina Oil and Gas Exploration, Drilling and Transportation Act, 48-43-10 South Carolina Pollution Control Act, S. C. Code Xxx. § 48-1-10 e t seq. (Supp 1988) South Carolina Safe Water Drinking Act, 44-55-10 (1976) South Carolina Solid Waste Management Act, 44-96-10, e t seq. (1991) Toxic substances Control Act, 15 U.S.C. § 2601 et seq. Uranium Mill Tailings Radiation Control Act, 42 U.S.C. § 7910 e t seq. Wild and Scenic Rivers Act Wilderness Act APPENDIX B: HIGH-LEVEL WASTE RADIOACTIVE WASTE TANK SYSTEM(S) The following high-level radioactive waste tank system(s) are subject to this Agreement: F and H Area Waste Tanks High-Level Radioactive Waste Tanks Nos. 1 through 51 242-F Evaporator Pot Mercury Collection Tank Cesium Removal Column Pump Tank Overheads Tank, North Overheads Tank, South Overheads Diverting Tank 242-16F Evaporator Pot Mercury Collection Tank Cesium Removal...
Operable Unit means a discrete portion of the Hanford Site, as identified in Section 3.0 of the Action Plan.
Operable Unit means an area, geographic or otherwise, for which there is a response action, whether removal or remedial, that is subject to a separate administrative record and response selection decision.

Examples of Operable Unit in a sentence

  • This Order directs Respondents to perform the remedial design and remedial action (RD/RA) described in the Record of Decision (ROD) [reference any Record of Decision Amendments or Explanations of Significant Differences] for ______ Site, [Operable Unit ____,] dated ____, 20__.

  • The subject site was near Operable Unit 2 for soils and in Operable Unit 4 for groundwater.

  • Revised Risk Assessment Eagle Harbor Operable Unit: Wyckoff/Eagle Harbor site Kitsap County, Washington.

  • The subunits of an Area Operable Unit consist of the appropriate units listed on Appendix C.1 (RCRA/CERCLA Units) and Appendix C.4 (D&D Facilities (or Remnants) that May Warrant a Response Action).

  • PURPOSE OF TRANSFER.—The payment under paragraph (1) is to pay a stipulated penalty assessed by the Environmental Protection Agency on October 25, 2005, against the Jackson Park Housing Complex, Washington, for the failure by the Navy to timely submit a draft final Phase II Remedial Inves- tigation Work Plan for the Jackson Park Housing Complex Operable Unit (OU–3T–JPHC) pursuant to a schedule included in an Interagency Agreement (Administrative Docket No. CERCLA–10–2005–0023).


More Definitions of Operable Unit

Operable Unit or “OU” means any individual SWMU or AOC or a group of SWMUs or AOCs based on geographic location (i.e., technical area or test area) orgrouped by similar construction, transport pathways, exposure routes, receptors, potential risk, and potential locations for Contaminants to accumulate.
Operable Unit means a portion of the remedial program for a site that for technical or administrative reasons can be addressed separately to investigate, eliminate or mitigate a release, threat of release or exposure pathway resulting from the site contamination. Operable units may address geographical portions of a site, media specific action, specific site problems, or an initial phase of a remedial action, or may consist of any set of remedial actions performed over time or any actions that are concurrent but located in different parts of a site. An operable unit may be proposed by the office or an enrollee; however, only the office can approve the use of operable units.
Operable Unit or “OU” shall mean certain discrete areas or tasks within the Site as determined by similarities in the location or hazardous substances present, as defined in the EPA Administrative Order for RI/FS, and as may be further defined in the RI/FS SOW. The Operable Units are generally described as follows: Site-Wide Groundwater OU-1, Pit Lake OU-2, Process Area OU-3, Evaporation Ponds OU-4a, Sulfide Tailings OU-4b, Waste Rock Areas OU-5, Oxide Tailings OU-6, Wabuska Drain OU-7, and Arimetco Facilities OU-8.
Operable Unit or “OU” shall mean a discrete action that comprises an incremental step toward comprehensively remediating the Site. This discrete portion of a remedial response manages migration, or eliminates or mitigates a release, threat of release, or pathway of exposure related to the Site. Operable Units may address geographical portions of the Site, specific Site problems, or initial phases of an action, or may consist of any set of actions performed over time or any actions that are concurrent but located in different parts of the Site. The cleanup of the Site can be divided into a number of Operable Units, depending on the complexity of the problems associated with the Site. The term “Operable Unit” is not intended to refer to the term “operating unit” as used in RCRA. All Operable Units shall be addressed in accordance with the NCP, EPA Guidance and the requirements of CERCLA.
Operable Unit is not intended to refer to the termoperating unit” as used in RCRA. All Operable Units shall be addressed in accordance with the NCP, EPA Guidance and the requirements of CERCLA.
Operable Unit means a discrete action that comprises an incremental step toward comprehensively addressing site problems. This discrete portion of a remedial response manages migration, or eliminates or mitigates a release, threat of a release, or pathway of exposure. The cleanup of a site can be divided into a number of operable units, depending on the complexity of the problems associated with the site. Operable units may address geographical portions of a site, specific site problems, or initial phases of
Operable Unit means any subdivision of a facility in terms of area or environmental media or any other manner approved by the Secretary.”