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<br />l ERTTC-iL IllTlR.l1UC Co.\D(,cmm .\f"'~1\I1<E\fE.\n' 1.\ niF [JnHJl /1.151-'. COLOR.1!XJ <br /> <br /> ",,,.., <br /> l00E..ol <br /> HIOE{l2 <br /> i <br /> .. l00E-03 <br /> E . . <br /> "- .. . <br /> . <br /> " . . . <br /> ,"".. <br /> ~ . . . <br /> u . <br /> , '''''''' .. . <br /> ~ <br /> C . . <br /> 0 . . <br />I " . . <br />" '''''''' . <br />;; . <br /> . . . . <br /> ~ . . <br /> ~ H)OE..o7 <br /> ~ <br /> .. <br /> u <br /> t '''''''' <br /> ~ <br /> '''''''' <br /> <br />. I <br /> <br />. <br /> <br />. <br /> <br />l00E-10 <br /> <br />. <br />. <br /> <br />1.00E_n <br /> <br />~;,..,..,...~: <br />.:ll............oo. <br />1,",-1",1 <br />s..ntVf1IOI <br /> <br />~~~~~~~~S-~~~~~I ~8' ~~~~;""9~~~""~~~~G~~~~~i <br />~~~""r"'~8~~~~~2~~' --~~2~.~~-~~"'~~~3~~~~~: <br />I' I I I I ,..~;-~--'-,~; ",,_:t:::.M:ll!~: I :s<t1:';~'-,~;ijj~.;o ,_J::: <br />I I I I I I II. .'" . ___I I __ _ "". , <br />CaoNP...- ~CoI1I <br /> <br />. <br />.. . <br />. . <br />~;~~;!~;:;;;I <br />~......,...;Z. ~j!::'~... <br />r-~-~~---' <br /> <br />--II <br />I~-, <br />.. <br />1-':" <br /> <br />Figure 7. Results of Joalysis for vertical hydrJulic conductivity from SJmples of fim,.gr.lint'd confining lJyers within 1he Denver Basin <br />aquifer sys1em span eight orders of milgnitude wi1h the lowest .1pproaching 1 ~ 1 0.11 cml~. The varidbility m<lY be JtlritJutable to both real <br />differences in rock properties and difit'rences in s,1mpJe handling procedures as well as dnal~,tical technique. from Bdlkmann and <br />Edington, 2001. <br /> <br />critical to obtaining rcprc~t;."ntati\'t.' hydr.lulic conJuni\'ity <br />mcasurt;."ments of the confining layers, This al:-;() indicates <br />thJt much more n":'>t:'3r<.-h nt"t"ds {O be ..lone into the day <br />mineralogy anu ~tructure within the cont1nin~ layers of Ihe <br />Den\'er Basin aquifer sy~tt"m <br /> <br />It i.~ also impon;lnt to not lose track of tht' sense of <br />scalt: \Yith thcst" JOJI)1ical results. Hydraulic conductivity <br />aoaly"t.,s on core .'>;lmpll"s. aod in mJny G1M"S. sm:.lll diame- <br />ter plugs taken from tho~,,-' cores. provide estimmes of the <br />phy.~ical pro~nit"s of {hat matl'rial. On a larger scale. other <br /> <br />, <br /> <br />Table ... <br />Results of sensitivitv Jnalyses performed on samples from the F".uker cores show good correspondence between results within the <br />same method using the same saturating media but greilt variability between using waler or Jlf aSlhe saluratlng <br />medium on lhe same sample. from Barkmann and Edington. 2001. <br /> <br />Sample depth <br />(feet) <br /> <br />H}'draulic <br />Conductivity <br />Using Willer (cm/st"(') <br /> <br />Replicate <br />Result <br />Using Water (cm/sec) <br /> <br />Hydraulic <br />Conductivity <br />Using Air (cm/secl <br /> <br />Replicate <br />RE'Sult <br />Using Air (cm/sec) <br /> <br />1.585.5 <br />1,706.6 <br /> <br />7.72><:10-11 <br /> <br />].-0)(10-11 <br /> <br />1.06><10-6 <br />4,03><:10.7 <br /> <br />U6><lo-a <br /> <br />1.31><10-9 <br /> <br />'"' <br /> <br />Th.- R<....ky \-luum.un A,,,""l(l~llOn 01 Geujul'"_lS <br />