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MONITORING AND REPORTING PROGRAM NO.R5-2002-0121 FOR FORWARD INC. AUSTIN ROAD LANDFILL FACILITY CLASS III LANDFILL SAN JOAQUIN COUNTY E. WATER QUALITY PROTECTION STANDARD The Water Quality Protection Standard(Standard) consists of the following elements: Constituents of Concern; Concentration Limits; Monitoring Points; Points of Compliance; and Compliance Period. Each of these is described as follows: 1. Constituents of Concern The 'COC list' (list of Constituents of Concern required under 23 CCR 2550.3) shall include all constituents listed in Tables I, II, and III(above),the Waste Discharge Requirements Order No. R5-2002-0121 and all constituents listed in Attachment D. The Constituents of Concern shall be for water-bearing media(i.e., ground water and surface water). The Discharger shall monitor all COCs every five years under the detection monitoring program, or more frequently as required under corrective action monitoring. For each monitoring period, the Discharger shall determine whether there is statistically significant evidence of a release from the landfill and whether the landfill is in compliance with the Water Quality Protection Standard using procedures specified in Section 20415(e) of Title 27. 2. Concentration Limits The Concentration Limit for any given Constituent of Concern or Monitoring Parameter in a given monitored medium(i.e., the uppermost aquifer) at a landfill shall be as follows, and shall be used as the basis of comparison with data from the Monitoring Points in that monitored medium: For a naturally occurring constituent of concern, the concentration limit for each constituent of concern shall be determined as follows: a. By calculation in accordance with a statistical method pursuant to §20415 of Title 27; or b. By an alternate statistical method acceptable to the Executive Officer in accordance with §20415 of Title 27.