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Foothill Landfill <br />Monitoring Implementation Plan <br /> <br /> <br /> <br />MIP Page 14 <br />MIP Table 4.1.9 – Required Monitoring and Applicable NALs / ELGs <br />Analyte <br />Drainage <br />Area / <br />Discharge <br />Point <br />Regulatory <br />Reference NAL or ELG Limit <br /> <br /> <br />TNAL <br /> <br /> <br />NEL <br />Total Suspended <br />Solids (TSS) <br />A / ST-2 <br />B / ST-3 <br />G / ST-4 <br />D / ST-5 <br />Industrial <br />General Permit <br />Mandatory <br />NAL <br />100 mg/L (Annual <br />average) <br />400 mg/L <br />(Instantaneous <br />maximum) <br />N/A N/A <br />D / ST-5 <br />Sub-chapter N <br />445.21 <br />ELG <br />27 mg/L (Monthly <br />average) <br />88 mg/L (Maximum <br />daily) <br />N/A N/A <br />Oil & Grease <br />(O&G) <br />A / ST-2 <br />B / ST-3 <br />G / ST-4 <br />D / ST-5 <br />Industrial <br />General Permit <br />Mandatory <br />NAL <br />15 mg/L (Annual <br />average) <br />25 mg/L <br />(Instantaneous <br />maximum) <br />N/A N/A <br />pH <br /> <br />A / ST-2 <br />B / ST-3 <br />G / ST-4 <br />D / ST-5 <br />Industrial <br />General Permit <br />Mandatory <br />NAL <br />>6.0 <9.0 N/A N/A <br />D / ST-5 <br />Sub-chapter N <br />445.21 <br />ELG <br />>6.0 <9.0 N/A N/A <br />Biological Oxygen <br />Demand (BOD) D / ST-5 <br />Industrial <br />General Permit <br />Activity <br />Assessment <br />NAL <br />30 mg/L (Annual <br />average) <br /> <br />N/A N/A <br />Sub-chapter N <br />445.21 <br />ELG <br />37 mg/L (Monthly <br />average) <br />140 mg/L (Maximum <br />daily) <br />N/A N/A <br />Ammonia (as N) D / ST-5 <br />Sub-chapter N <br />445.21 <br />ELG <br />4.9 mg/L (Monthly <br />average) <br />10 mg/L (Maximum <br />daily) <br />N/A N/A <br />Industrial <br />General Permit <br />Activity <br />Assessment <br />NAL <br />2.14 mg/L (Annual <br />average) <br /> <br />N/A N/A