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CALIFORNIA REGIONAL WATER. QUALITY CONTROL BOARD <br />CENTRAL VALLEY REGION <br />MONITORING AND REPORTING PROGRAM NO. 83-038 <br />FOR <br />J.R. SIMPLOT COMPANY <br />LATHROP, SAN JOAQUIN COUNTY <br />A. NONPROCESS AREA STORMWATER POND MONITORING <br />Samples shall be collected from the nonprocess area stormwater pond. The follow- <br />ing shall constitute the pond monitoring program: <br />B. PROCESS AREA STORMWATER POND AND GROUND WATER MONITORING <br />Samples shall also be collected from monitoring wells LP1, LP2, LP3 and PW1, the <br />pellet plant pond and hypalon lined ponds. The following shall constitute the <br />ground water and pond monitoring program. <br />Type of <br />Sampling <br />Constituent <br />Units <br />Sample <br />Frequency <br />Sodium <br />mg/l <br />Grab <br />Bi -monthly <br />Chloride <br />mg/l <br />Grab <br />Bi -monthly <br />Sulfates <br />mg/l <br />Grab <br />Bi -monthly <br />Nitrates <br />mg/l <br />Grab <br />Bi -monthly <br />Phosphates <br />mg/l <br />Grab <br />Bi -monthly <br />Potassium <br />mg/l <br />Grab <br />Bi -monthly <br />Calcium <br />mg/1 <br />Grab <br />Bi -monthly <br />TDS <br />mg/l <br />Grab <br />Bi -monthly <br />pH <br />number <br />Grab <br />Bi -monthly <br />B. PROCESS AREA STORMWATER POND AND GROUND WATER MONITORING <br />Samples shall also be collected from monitoring wells LP1, LP2, LP3 and PW1, the <br />pellet plant pond and hypalon lined ponds. The following shall constitute the <br />ground water and pond monitoring program. <br />Type of <br />Sampling <br />Constituent <br />Units <br />Sample <br />Frequency <br />Sodium <br />mg/l <br />Grab <br />Quarterly <br />Chloride <br />mg/l <br />Grab <br />Quarterly <br />Sulfates <br />mg/l <br />Grab <br />Quarterly <br />Nitrates <br />mg/l <br />Grab <br />Quarterly <br />Ammonia <br />mg/l <br />Grab <br />Quarterly <br />Phosphates <br />mg/l <br />Grab <br />Quarterly <br />TDS <br />mg/l <br />Grab <br />Quarterly <br />pH <br />number <br />Grab <br />Quarterly <br />