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=-_ ENVIRONMENTAL <br /> Analytical~Chemists <br /> February 5, 1996 INORGANIC Quality Assurance Report for sample: 630171 <br /> Luhdorff & Scalmanini , Consulting Eng. <br /> 500 First Street <br /> Woodland , CA 95695 <br /> BATCH EPA BLANK QA/QC CALIBRATION QA/QC METHOD QA/QC <br /> Constituent ID Method units DLR Result NOTE Type Conc. X REC AR NOTE Type Conc. % REC K REE AR % DIF MAV NOTE <br /> Calcium 50 38 200.7 ug/L-mg/L 1.0 ND CCV 51.0 97.9 90-110 MS 96.2 120 111 75-125 4.8 20.0 <br /> Magnesium 5D 3B 200.7 uq/L-m-q/Lj 1.0 ND CCV 51.0 96.9 90-110 MS 96.2 71.4 82.9 75-125 11.4 20.0 410 <br /> Potassium 5D 38 200.7 ug/L-mg/L 1.0 ND CCV 60.0 96.9 90-110 MS 113 109 108 75-125 1.2 20.0 <br /> sodiun 5D 38 200.7 ug/L mg/L 1.0 ND CCV 51.0 103 90-110 M5 96.2 90.0 109 75-125 10.E 20.0 <br /> Boron 5D 38 200.7 ug/L mg/L 0.10 ND CCV 1.00 100.0 90-110 MS 1.88 112 104 75-125 4.8 20.0 410 <br /> Copper 5D 38 200.7 ug/L-mg/L 50 NO CCV 1000 92.0 90-110 MS 1880 98.2 102 75-125 3.7 20.0 <br /> Iran SD 38 200.7 ug/L-mg/L 50 ND CCV 1000 92.4 90-110 MS 1880 100 103 75-125 2.8 20.0 <br /> Manganese 5D 38 200.7 ug/L-mg/L 30 NO CCV 1000 95.9 90-110 MS 1880 95.6 104 75-125 8.6 20.0 <br /> Zinc 50 3B 200.7 ug/L-mg/L 50 NO CCV 1000 93.3 90-110 MS 1880 97.0 102 75-125 5.5 20.0 <br /> Total Alkalinity 15A 3A 310.1 mg/L N/A CCV 2500 96.9 75-125 Dup 282 N/A N/A N/A 1.1 5.9 <br /> Hydroxide 15A 3A 310.1 mg/L N/A N/A Dup 0.000 N/A N/A N/A 0.0 20.0 <br /> Carbonate 15A 3A 310.1 mg/L N/A N/A Dup 0.000 N/A N/A N/A 0.0 11.1 <br /> Bicarbonate 15A 3A 310,1 mq/L N/A N/A Dup 344 N/A N/A N/A 1.1 4.3 <br /> Sulfate 12A 3B 300.0 mg/L 1.0 ND CCV 25.0 97,6 90-110 MS 100 91.1 97.2 75-125 5.9 20.0 4 <br /> Chloride12A 38 300.0 mg/L 1.0 N0 CCV 25.0 103 90-110 MS 100 106 107 75-125 1.0 20.0 <br /> Nitrate OA 3A 300.0 mg/L 0.40 ND CCV 10-0 108 90-110 Ms 50.0 104 105 75-125 1,2 20.0 <br /> Nitrite as N OA 3A 300.0 mg/L 0.1 ND CCV 5.00 108 90-110 MS 20.0 102 103 75-125 1.4 20.0 <br /> Phosphate OA 3A 300.0 mg/L 0.30 ND CCV 5.00 101 90-110 MS 10.0 108 80.3 <br /> 75-125 29.5 20.0 410 <br /> Fluoride OA 3A 300.0 --;;q/-L 0.10 ND CCV 5.00 108 90-110 MS 10.0 120 112 75-125 6.9 20.0 <br /> PH OA 3A 150.1 units N/A CCV 7.00 100 90-110 Dup 6.55 N/A N/A N/A 1.5 2.9 <br /> E. C. OA 38 120.1 unhos/cm2 N/A CCV 10000 105 75-125 Dup 501 N/A N/A N/A 0.2 1.1 <br /> FGL 1D = 19960111 ND => Not Detected at ar above DLR. DLR -> Detection Limit for Reporting purposes. N/A => Not Applicable NOTE -> See note indicated below. <br /> Table continued next page . . . . . <br /> Corporate ffi to Office&Labnralnry Eleld QVice <br /> P.O.Box 2721853 Corporation Street 2500 Stagecoach Road Visalia,California <br /> ( anta Paula.CA 93061-0272 �_ Smr Inn CA 95215 Tra-Pmol 7an_ae7a t <br />