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<br />JOl1~I~7 C. KEPHART & CO. <br />G~~ND~'ONC110N ~fl~0~~T0~I~S <br />435 NORTH AVENUE • PHONE 242-761e • GRAND JUNCTION. COLORADO 81501 <br />ANALY77CAL REPORT' <br />Or and Valley Coal <br />Received tram: Jolln Wal tern <br />POBox 70 <br />Loma, CO 81324•-0070 <br />838-3608 <br />3765 water <br />Customs No. Laboratory No. Sample <br />Date Received 9/22/97 12/ 19/97 <br />Date Reoor[ed - <br />OJ Lab No. s 5763 " '~' <br />Sample Identifications SW-2 9/20/97 3s38PM WalterQ <br />onsite readingss temp 15.3 deg C, pH 8.49, EC 400 vis oils none <br />Lab Results <br />Date Accuracys <br />Tested s <br />pH 8.30 units 9/24/97 <br />Conductivity a25 degC 673 umhos/cm 11/10/97 <br />Suspended Solids 29000 mg/1 10/10/97 +/-- 3480 <br />Hardnesa(CaCD3) 239 mg/1 12!11/97 +/- 25 <br />Dilsaolved Solids 382 mg/1 !0/13 +/- 40 <br />Sodium Absorption Ratio 1.11 10/24/97 <br />Bicarbonate(HC03) 245 mg/1 10/29/97 <br />Carbonate<C03) U mg/1 10/29/97 <br />Calcium(Ca) 70 tpg/1 10/24/97 +/- 3 <br />Chlaride(C1) 14 mq/1 10/24/97 +!- 0.63 <br />Magnoslum(Mg) ib mg/1 10/24/97 +/- 1.04 <br />Potassium(ii) 3.4 mg/1 10/7/97 +/- O.b <br />Sodium(Na) 39.6 aq/1 1016/97 +/- 2 <br />Sulfate<SU4) 100 mgll 10/28/97 +/- 4.5 <br />Aluminum(A1) 0,007 mg/1 10/?_9/97 +/- O,OOOt <br />Araenic(As) O mg/1 10/22/97 - DL= U.ir01 <br />Boron(B) O mg/1 10/30/97 DLL 0.001 <br />Coppor(Cu) 0.01 mg/1 12/10197 +/- 0.0004 <br />Iron(Fe) 0.06 mg/1 11/4/97 +/- 0.002 <br />Lead(Pb) 0.001 mg/1 10/23/97 0.00003 <br />Manganese(Mn) 0.173 mg/1 12/6/97 +/- 0.006 <br />Salenium(Se) O.UU1 mg/1 12/3/97 +/- 0.0001 <br />Lab Uir.s Brian S. Bauer <br />r. ~.~..~.....a~ .m:...s~.... ~a ~' ~-~ .a~c.%. ' a..,.aea.-, ~. :.' •ry17.i:•. .. .:. ~'tfi+?-v ~t1^.'-~:. _ 1;34'-:.Sa"'v-w+ <br />