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TABLE 4.4-7 Pond Sediment Analysis <br />JOHN C. KEPHART & CO. <br />• 6~~ND JUNCTION ~~OO~~lO~I~S <br />4l5 NORTH AVENUE • PHONE 242-7618 <br />ANALYIiCAL REPORT <br />errand Valley Coal <br />Received from: ,IGhn IJ,:.l tern <br />F'C)Eo:: 7i1 <br />L.Gma, L(] 41524-V!1?ll <br />858-~cIJC <br />'1 <br />Customer No. Laboratory No. <br />Date Raeived 11/21!96 <br />6J Lab No.: X12 <br />Sample Identification: <br />Date <br />GRAND JUNCTION, COLORADO 81501 <br />Sample sG~.i <br />t!'~1/97 <br />Soil sample fr-orn material cleaned from <br />sediment: pond In 199', and placed in the drying <br />areas. Appro:: 10 gal. of Soli collected from <br />about 50 1 cJc:ati ons e.roL;nd t~`,e pi 1 es after <br />yeyetati Gn was scraped away. The sample was <br />split to 1 gal. as sarlpla was being split, most <br />Gf the roots "< stems r•+ere r ernG~.-ed by hand. <br />2i, N(]'J ?~, lJalters <br />pH 7.£30 units <br />• <br />Soluble Salts by Electric_11 <br />Conductivity C2:; degC 1.26 mmhos/crn <br />Calcium(Ca) ~.~5 ppm sat. e::tr-. <br />Maq_nesium(Mg) :51.5 ppm sat. e:;tr. <br />SGdium(hJa) 51.6 pp,n sat. e::tr. <br />EoronO3) V.' ppm (hot water- soluble) <br />SeleniLlm(Se) 6.ii? ppm (DTF'A) <br />Sodium Absorption Ratio 1.9`~8~ <br />Organic Matter 9.9? <br />Percent SatLrratiGr~ 45.7 <br />Am;nar~ia(N) 41 ppm <br />Nitrate(M) 15 ppm <br />F'hosphorcus <F') 1~ 1 ppm <br />F'otassium(k:> 164 ppm <br />Alkalinity 1? tons CaCG~/1000: tons <br />l'EXTURE Sandy Clay L oam <br />~2 mrn i.io % pebbles <br />2 - 1 ~nm _. 59 is yer'y coarse sand <br />1 - 0.5 mm ...~7 % coarse sand <br />r?.5 - I!. 25 mm. 1'~.7= is mediu~n sand <br />~). v5 - !r. l!1 min 1~..°J~ %. Ylne Ctlnd <br />+.). ilr - IJ. !rJ mrn 14. 12 ~ very f ~rl tom- sand <br /> = 47.52 '/. SANL <br />vi) - 20 micron 14,86 % <br />2r-) - 5 micron e,.l,a <br />S -- 2 micron 6.19 <br /> _ 2?.1~ % SILT <br />• <br />:~ micron 25.02 % CLAY <br />Lab Pir.: Er-iar~ 5. E+aLler- <br />Mc Vol I 10-12-97 <br />