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WASTE DISCHARGE REQUIREMENTS ORDER NO. R5-2008-0064 8 BP WEST COAST PRODUCTS ARCO/BP STOCKTON TERMINAL#40T ENHANCED BIOREMEDIATION PILOT STUDY SAN JOAQUIN COUNTY 4. The sulfate/nitrate/phosphate solution shall only be injected through IS-1, IS- 2, IS-3 and the four new injection wells, as described in Finding 6. C. Groundwater Limitations 1. During the pilot study, the Discharger shall not cause an increase in amendments or byproducts including but not limited to nitrate, sulfate, nitrogen, sodium, ammonium, sulfide, phosphate, and/or phosphorous above 20 percent of the baseline concentration in downgradient well AR/MW-1A, which are as follows: Nitrate as NO3 0.92 mg/L Sulfate as S03 4.8 mg/L Nitrogen 2.8 mg/L Sodium 67.3 mg/L Ammonium as N 0.42 mg/L Sulfide 0.29 mg/L Phosphate as P 1.21 mg/L Phosphorous 4.45 mg/L 2. When the pilot study is completed, the amendments and byproducts shall not exceed baseline levels. D. Provisions 1. The Discharger shall notify Board staff a minimum of one week prior to the initial injection. 2. The Discharger shall comply with the attached MRP No. R5-2008-0064, which is part of this Order, and any revisions thereto as ordered by the Executive Officer. 3. The Discharger shall comply with the "Standard Provisions and Reporting Requirements for Waste Discharge Requirements," dated 1 March 1991, which are attached hereto and by reference a part of this Order. This attachment and its individual paragraphs are commonly referenced as "Standard Provision(s)." 4. All of the following reports shall be submitted pursuant to Section 13267 of the California Water Code. All technical reports required herein that involve planning, investigation, evaluation, or design, or other work requiring interpretation and proper application of engineering or geologic sciences, shall be prepared by or under the direction of persons registered to practice in