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r 0 <br /> A. Concur with any investigative and cleanup and E. Ensure that the discharger is aware of and <br /> abatement proposal which the discharger considers the following cleanup and abatement <br /> demonstrates and the Regional Water Board methods or to the extent <br /> eo <br /> combinations thereof,finds to have a substantial likelihood to achieve that thzy may be applicable r the discharge or <br /> compliance, within a reasonable time frame, threat thereof: <br /> with cleanup goals and objectives that <br /> implement the applicable Water Quality Control I. Source removal and/or isolation; <br /> Plans and Policies adopted by the State Water I. In-place treatment of soil or water: <br /> Board and Regional Water Boards, and which <br /> implement permanent cleanup and abatement a• Bioremediation; <br /> solutions which do not require ongoing b. Aeration; <br /> maintenance, wherever feasible; <br /> c. Fixation; <br /> B. Consider whether the burden, including costs, <br /> of reports required of the discharger during the Excavation or extraction of soil, water, or <br /> investigation and cleanup and abatement cf a gas for on-site or ori-site treatment by the <br /> discharge bears a reasonable relationship to the following techniques: <br /> need for the reports and the benefits to be a. Bioremediation; <br /> obtained from the reports; <br /> b. Thermal destruction; <br /> C. Require the discharger to consider the <br /> effectiveness, feasibility, and relative costs of c• Aeration; <br /> applicable alternative methods for investigation, d. Sorption; <br /> and cleanup and abatement. Such comparison <br /> may rely on previous analysis of analogous e. Precipitation, flocculation, and <br /> sites, and shall include supporting rationale for sedimentation; <br /> the selected methods; f Filtration: _ <br /> D. Ensure that the discharger is aware of and g. Fixation: <br /> considers technicues which provide a - <br /> cost-effective basis for initial assessment of a h. Evaporation; <br /> discharge. 4. Excavation or extraction of soil. water. or <br /> !. The following techniques may be gas for appropriate recycling, re-use, or <br /> applicable: disposal; <br /> a. Use of available current and historical F. Require actions for cleanuo and abatement to: <br /> photographs and site records to focus I. Conform to the provisions of Resolution <br /> investigative activities on locations and No. 68-16 of the State Water Board, and <br /> wastes or materials handled at the site: the Water Qualiry Control Plans of the <br /> b. Soil gas surreys; State and Regional Water Boards, <br /> provided that under no circumstances shall <br /> c. Shallow geophysical surveys; these provisions be interpreted to require <br /> d. Remote sensing techniques; cleanup and abatement which achieves <br /> water quality conditions that are better <br /> 2. The above techniques are in addition to than background conditions; <br /> the standard site assessment techniques, <br /> which include: Implement the provisions of Chapter 15 <br /> that are applicable to cleanup and <br /> a. Inventory and sampling and analysis of abatement, as follows: <br /> materials or wastes; a. If cleanup and abatement involves <br /> b. Sampling and analysis of surface corrective action at a waste <br /> water; management unit regulated by waste <br /> c. Sampling and analysis of sediment and discharge requirements issued under <br /> aquatic biota; Chapter 15, the Regional Water Board <br /> shall implement the provisions of that <br /> d. Sampling and analysis of ground water; chapter; <br /> e. Sampling and analysis of soil and soil b. If cleanup and abatement involves <br /> pore moisture; removal of waste from the immediate <br /> f. Hydrogeologic investigation: place of release and discharge of the <br /> waste to land for treatment, storage, or <br /> disposal, the Regional Water Board <br /> 5 <br />