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MONITORING AND REPORTING PROGRAM NO. R5-2010-0016 -3- <br />SAN JOAQUIN COUNTY DEPARTMENT OF PUBLIC WORKS <br />NORTH COUNTY LANDFILL <br />SAN JOAQUIN COUNTY <br /> <br /> <br /> <br />2. Monitoring Requirements <br />Standard observations of the site (e.g., landfill cover, perimeter ditches, <br />sedimentation basin, South Paddy Creek) shall be performed weekly and <br />recorded in field logs. Any landfill leachate seeps detected during these <br />inspections (or at any other time) shall be reported in accordance with WDR <br />Reporting Requirement F.5, and any leachate that enters a module excavation <br />area or facility drainage system shall be sampled and analyzed for the COCs <br />referenced in Table C.1 herein. <br /> <br />B. FACILITY MONITORING <br />The discharger shall inspect the landfill and associated facilities (e.g., cover, <br />precipitation and drainage controls, gas extraction system, monitoring wells, access <br />roads), as necessary, to ensure that such facilities are functioning properly and are in <br />adequate maintenance and repair. Any damage to the landfill facilities observed <br />during these inspections shall be flagged and repaired. Facility inspections and <br />repairs shall be conducted in accordance with the following schedule: <br /> <br /> Purpose Inspection Frequency Complete Repairs1 <br />1. Regular Maintenance Monthly Within 30 days <br />2. Storm Response Within one week of <br />significant storm event2 <br />Within two weeks of storm <br />event <br />3. Site Winterization By September 30 of each year By October 31 of each year <br />__________________________ <br />1. If necessary repairs cannot be completed within specified time frame, the Discharger shall, within <br />7 days, notify the Regional Water Board and provide a schedule for completing them. <br />2. A “significant” storm event shall be one that produces 1.4 inches or more of precipitation within a <br />24-hour period, as measured at the Linn Ranch Station. <br /> <br />The results of these inspections, including documentation of any significant damage <br />and/or repairs (e.g., field logs, site map showing location of damage, before and after <br />photos) shall be included in the semiannual monitoring report for the period and <br />summarized in the Annual Report. If no inspection and/or repairs were conducted as <br />required above, the report shall so state, providing the reason and circumstances <br />(e.g., no significant storm event during monitoring period). <br /> <br />C. WATER QUALITY PROTECTION STANDARD (Section 20390) <br />The Water Quality Protection Standard (WQPS) shall consist of all COCs, <br />Concentration Limits (CLs) for each COC, Monitoring Points, Point of Compliance, <br />and the Compliance Period. <br /> <br />1. Constituents of Concern (Section 20395) <br />The COC list includes all the waste constituents, their reaction products, and <br />hazardous constituents that are reasonably expected to be in or derived from <br />waste contained in the Unit. The COCs for all monitored waters at the site (i.e., <br />unsaturated zone, groundwater, and surface water) shall be as listed in Tables