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® KEY TO ABBREVIATIONS and I OD REFERENCES NET Pacific Inc < Lose than; When appearing in results column indicates analyte not detected at the value following. This datum supercedes the listed Reporting Limit. * Reporting Limits are a function of the dilution factor for any I given sample. To obtain the actual reporting limits for this sample, multiply the stated Reporting Limits by the dilution factor (but do not multiply reported values) . ICVS Initial Calibration Verification Standard (External Standard) . mean Average; sum of measurements divided by number of measurements. mg/Kg (ppm) : Concentration in units of milligrams of analyte per kilogram of sample, wet-weight basis (parts per million) . mg/L Concentration in units of milligrams of analyte per liter of sample. mL/L/hr Milliliters per liter per hour. IMPN/100 mL Most probable number of bacteria per one hundred milliliters of sample. N/A Not applicable. NA Not analyzed. ND Not detected; the analyte concentration is less than applicable listed reporting limit. NTU Nephelometric turbidity units. RPD Relative percent difference, 100- [Value 1 - Value 21/mean value. SNA Standard not available. ug/Kg (ppb) Concentration in units of micrograms of analyte per kilogram of sample, wet-weight basis (parts per billion) . ug/L Concentration in units of micrograms of analyte per liter of sample. umhos/cm Micromhos per centimeter. Method References I Methods 100 through 493: see "Methods for Chemical Analysis of water & Wastes", U.S. EPA, 600/4-79-020, rev. 1983. Methods 601 through 625: see "Guidelines Establishing Test Procedures for the Analysis of Pollutants" U.S. EPA, 40 CFR, Part 136, rev. 2988. Methods 1000 through 9999: see "Test Methods for Evaluating Solid Waste", U.S. EPA SW-846, 3rd edition, 1986. SM: see "Standard Methods for the Examination of Water & Wastewater, 17th Edition, APRA, 1989.