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=r,CZ Lr~BORATOR I E5 [ rIC Dr=rTa MANr~GEMENT SYSTEM i <br />03/0,9/90 Llater Analysis Report 10:02 I <br />- Page 1 =--_-_'__ <br />Client Yampa Valley Coal Corp. <br />F'~ddress 29588 Routt County P,oad ;127 <br />Oak Creek, Colorado 90467 <br />Attn. Mr. Rick Mills <br />Project o8400A, TS Agreement JF1355 <br />Sample [D: 700 DEM Lab tdo. 90-WI/D56~i9 <br />Sample Date Ttme: 0':'.'.5:90 0%:30 Datc Received: 07:26/90 <br />P~rarrie ter:, <br />Conductivity tField) 760. umhosicm <br />pH (Field) 7.0 units <br />Temperature (Field) 15. <br />Alkalinity as C~CO3 217. rng.'1 <br />Etcarbonate os HC03 265. ~ mg/1 <br />Calcium, dissolved 75. mg/l <br />Carbonate as CO3 0. mg/I <br />Conductivity ~ 25C 766. umhosicm <br />Hardness as CaL'03 343. mg/l <br />ftagnesium, dis~ulvcd 33. mg/1 <br />Nitrogen, ammonia .08 mg/1 <br />Ammonia as 11 (unionized) -.02 mg/t <br />Nitrate as N, dissolved -. 0'2 mg/1 <br />Nitrite as N, dtssolvcd -. 0'1 mg/I <br />Phosphorus, ortlio dtss .C11 mg/l <br />Sf1R to water .'?0 <br />Sadtum, dissolved 38. mg/1 <br />Sulfate 235. mg•'I <br />Solid, total dtssolvcd 530. mg%l <br />Solid, total suspended -'2. rng/1 <br />Cadmium, total recov. .1 ug/1 <br />Iron, total recov. '140. ug/1 <br />Manganese, tot. rec. 40. ug/1 <br />Molybdenurn, total recov. 50. ug/I <br />Mercury, total recov. -.1 ug/I <br />Selenium, total recov. -1. ug/l <br />Silver, total recov. -.1 ug/1 <br />Zinc, total recov. -10. ug/l <br />Remarks: Lab Filtration Required On Two Subsamples ik56.i9-5451. <br />Mote: Negative sign -" denor.es that the value is less than ":" <br />Frank E. Polniak, inorganic Lab Supervisor <br />• Site 700 - Immediately following precipitation event <br />Fv a_tnr.al <br />