SITE INFORMATION AND CORRESPONDENCE

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WASTE DISCHARGE REQUIREMENTS FOR -10- KEARNEY-KPF CLOSURE OF SURFACE IMPOUNDMENTS SAN JOAQUIN COUNTY certified engineering geologist and shall be certified by that individual as meeting the prescriptive standards and performance goals of Subchapter 15 prior to waste discharge. Water Quality Protection Standards 10. The concentrations of indicator parameters or waste constituents in waters passing through the Points of Compliance shall not exceed the "water quality protection standards" to be established pursuant to Monitoring and Reporting Program No. which is attached to and made part of this Order. Protection from Storm Events 11 . Waste management units shall be designed, constructed, and operated to prevent inundation or washout due to floods with at least a 100- year return period. 12. Precipitation and drainage control systems shall be designed and constructed to accommodate the anticipated volume of precipitation and peak flows from surface runoff precipitation conditions, as described in Finding No. 11 above. 13. Surface drainage from tributary areas and internal site drainage from surface of subsurface sources shall not contact or percolate through wastes. 14. Annually, prior to the anticipated rainy season, any necessary erosion control measures shall be implemented, and any necessary construction, maintenance, or repairs of precipitation and drainage control facilities shall be completed to prevent erosion or flooding of the facility and to prevent surface drainage from contraction or percolating through wastes. LANDFILL SPECIFICATION 15. During the rainy season when precipitation can be expected, a minimum one-foot thickness of low permeability cover shall be maintained over all but the active disposal area of the landfill units. The active disposal area shall be confined to the smallest area practicable based on the anticipated quantity of waste discharge and other waste management facility operations.