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PART II - MONITORING REQUIRMENTS <br />A. Monitoring Frequency <br />1. The following parameters shall be monitored at the frequency and with the sampling type stated <br />below. All measurements, tests, and analyses of the characteristics of water and wastes to which <br />reference is made in this permit shall be conducted using the methods and procedures approved <br />in 40 CFR 136 and amendments thereto, unless otherwise specified in an applicable Categorical <br />Pretreatment Standard. <br />The following parameters shall be monitored at site #054 with the methods and at the frequency stated below: <br />Parameter <br />Sampling Sampling <br />Frequency Type <br />Flow Monthly (gal) � <br />j Monthly <br />Continuously <br />Flow, total (gpd) <br />Daily <br />Continuously <br />- Arsenic (mg/L) <br />Weekly <br />Composite <br />Cadmium (mglL) <br />Chromium (mg/L) <br />Weekly <br />Weekly <br />Composite <br />Composite <br />Copper (mg/L) <br />M Weekly - <br />Composite <br />Lead (mg/L) <br />Weekly <br />Composite <br />Nickel (mg/1) I Weekly <br />Composite <br />F — Zinc (mg/L) —[--Weekly <br />Composite <br />[_Ammonia, nitrogen (mg/L) Monthly <br />Composites <br />BOD5 (mg/L) <br />Monthly <br />Composite <br />Oii and grease (mg/L) <br />F Monthly <br />I Grab <br />Oil and Grease TPH (mg/L) <br />Monthly <br />Grab <br />pH (SU) <br />Monthly <br />F Grab <br />Phosphorus (mg/L) <br />F Monthly <br />Composite <br />[Total Suspended Solids (mg/L) <br />( Monthly <br />Composite <br />Cyanide (mg/L) <br />Semiannual <br />Grab <br />Mercury (mg/L) <br />Semiannual <br />F Composite <br />Silver (mg/L} <br />[ Semiannual <br />Composlte�l <br />Priority Pollutants (mg/L) <br />Semiannual <br />Grab <br />See Flow Measurement Requirements referenced in Part III - Reporting Requirements. <br />