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<br />Page 2 <br />Analyte <br />Storm Water <br />Outfalls to be Tested <br />Analytical <br />Method <br />Container Type / <br />Preservation <br />Holding <br />Time NAL or ELG Limit TNAL NEL <br />Copper, total (Cu) SW-3 <br />SW-4 <br />EPA 200.8 1 – 500-ml poly <br />with no <br />preservative; Cool <br />to 10° C <br />24 hours <br />0.0332 mg/L (Annual <br />average) <br /> <br />/A N/A <br />Copper, dissolved (Cu) EPA 200.7 or <br />6010 0.140 mg/L (dissolved) N/A N/A <br />Pesticides SW-3 <br />SW-4 <br />EPA 8141A <br />and 8081A <br />1 1-liter glass amber <br />container; Cool to <br />6° C <br />7 days before <br />extraction, 40 <br />days after <br />extraction <br />According to the WDR <br />the concentration limit <br />= the laboratory’s <br />Method Detection <br />Limit <br /> <br />Ammonia (as N) SW-3 <br /> <br />SM 4500- <br />NH3 B+C or <br />E <br />1 500-ml poly or <br />glass container with <br />H2SO4; Cool to 4° C <br />ASAP or 28 <br />days if <br />preserved <br />2.14 mg/L (Annual <br />average) N/A N/A <br />4.9 mg/L (Monthly <br />average) <br />10 mg/L (Maximum <br />daily) <br />N/A N/A <br />Zinc, total (Zn) <br />SW-3 <br />EPA 200.8 1 250-ml HDPE <br />container with <br />HNO3; Cool to 10° <br />C <br />28 days <br />0.26 mg/L (Annual <br />average) <br />0.11 mg/L (Monthly <br />average) <br />0.22 mg/L (Maximum <br />daily) <br />N/A N/A <br />Zinc, dissolved (Zn) EPA 200.7 or <br />6010 <br /> <br />0.482 mg/L (dissolved) N/A N/A <br />α - Teripineol SW-3 <br />SW-846 / <br />EPA 625 <br />Must <br />specially <br />request <br />reporting of <br />this analyte <br />1 1-liter glass amber <br />container; Cool to <br />4° C <br />10 days <br />before <br />extraction; 40 <br />days after <br />extraction <br />0.016 mg/L (Monthly <br />average) <br />0.033 mg/L (Maximum <br />daily) <br />N/A N/A <br />Benzoic acid SW-3 <br />SW-846 / <br />EPA 625 <br />Must <br />specially <br />request <br />reporting of <br />this analyte <br />1 1-liter glass amber <br />container; Cool to <br />4° C <br />10 days <br />before <br />extraction; 40 <br />days after <br />extraction <br />0.071 mg/L (Monthly <br />average) <br />0.12 mg/L (Maximum <br />daily) <br />N/A N/A