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JOHN C. KEPHART & CO. <br />G~~ND JUNCTION ~~D0~~T0~(~S <br />4J5 NORTH AVENUE • PHONE 242-7fi 18 <br />ANALY77CAL REPORT <br />Received tmm: Grand Valley Coal <br />John Walters <br />F'Dbo;: 70 <br />Loma, CU 81524-r j07cj <br />8:J8-3608 <br />Customer No. <br />Date Received <br />hboratory No. 6573 <br />12/_1/97 <br />GRAND JUNCTION, COLORADO AI501 <br />Sample water <br />Date Reported 3/ 1 1 /98 <br />GJ Lab No.: 6573 <br />Sample l.dentification: SW-1 12/3Ul97 3:SOF'M Walters <br />onsite readings: temp C>.9 deq C, pH 8,53, EC 3,3tji1; vis oil: none <br />PH <br />Conductivity G25 <br />Suspended Solids <br />Hardness(CaCO._) <br />Dissolved Solids <br />Sodium Absorption <br />bicarbonate(HCO.=) <br />Carbonate(CG3) <br />Calcium(Ca) <br />Chloride(C1) <br />Magnesiurn(Mg) <br />F'otassi um (k:> <br />Sodium(Na) <br />Sulfate(S04) <br />Aluminum(A1) <br />Arsenic(As) <br />boron (b) <br />Copper(Cu) <br />Iror-I(Fe! <br />Lead (F'b ) <br />Manganese(Mn) <br />Sel eri i um i Se ) <br />Lab Result: Date Accuracy: <br /> Tested: <br />8.00 units 1/13/98 <br />degC 3270 Ltmhos/cm 111:1/98 <br />41 mg/1 1/13/98 +/- 4.9 <br />717 mg/1 1/19/98 +/- 75 <br />2670 mg/1 1/12/98 +/- 280 <br />Ratio 9.48 <br />658 mg/1 <br />U mg/1 <br />118 mg/1 1/7/98 '~/- 5.3 <br />34 mg/1 1/8/98 +/- 1.5 <br />ip3 rng/1 1/7/98 +1- 6.7 <br />6.4 rnq/1 1/19/98 +/- 0.7 <br />584 mg/1 1/19/98 +/- 29.2 <br />1480 mq/1 1/8/98 +/- 67 <br />0.!:103 mg/1 1/19/98 +/- 0.6001 <br />i1 mg/1 1/28/98 DL= 0.001 <br />C>.25 ma/1 1/19/98 +/- rj.025 <br />0 mgll 2/1'/88 DL= 0.001 <br />i1. 07 mq/1 1!7/98 +/- O.C>03 <br />i1. ODT mg: l 1 /21 /98 +/- i1, OC102 <br />'0.419 mq/1 212/98 +/- U.tj14 <br />0.005 mg/1 2/20/98 +/- 6.D003 <br />Lab Bit .: blxetll 5. Eialt:tet <br />