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TABLE 2A: NOVEMBER 2005 LABORATORY RESULTS <br />Lupton Lakes Sand and Gravel Mine - Ft. Lupton, Colorado <br />Water Quality Monitoring Summary <br />Sample Date: 11/27/2005 and 77/22/05 <br />Groundwater oualiN monilodn0 as required by the Division of Minerals and Geoloov Permit #M-2004-078 <br /> teat Wells (CRMVY) <br /> limits by puttion <br /> Parameler6 Units DDPHEr~ Limits 01 02 03 04 05 06 07 09 16 40 41 42 <br /> Arsenic-Total raga. dot 0001 U - - U - U - - - - U - <br />3 Fecal DOlform n ABSENT 2 <2 - - <2 - <2 <2 <br />E c' Fluoride 100 <br />m1 <br />myL a - 0.86 0.64 0.56 1.8 0.68 0.86 0.96 0.85 0.97 0.63 1.1 1.6 <br />e Mercury ~ o.ooz o.ooot U - - U - U - - - - U - <br />G Nitrate-N myL to 23.8 17.9 32.4 12.4 26.6 25.3 37.d U 13.5 15.2 15.0 6.6 <br />m` Chlodde mg4 zso - 139 167 162 114 146 119 122 225 120 102 113 129 <br />n <br />3 Iron-Total m9M1 o3 02 0.66 0.79 0.98 0.68 0.87 0.63 0.5] 0.85 072 0.57 0.65 0.7 <br />o c' PH units 05 - 7.11 7.17 7.15 7.13 7.13 6.83 7.2 7.49 7.24 7.05 7.1 7.38 <br />u J0 <br />C Sulfate mgrt zso - 216 238 332 223 265 240 209 135 249 192 218 22] <br />O Total Dissolved Solids mgrt 500 943 978 7770 860 1030 952 852 7080 980 766 864 931 <br /> Bicarbonate myL - - 296 409 367 276 299 233 149 632 381 231 330 394 <br />u Calcium-Total mat - 04 110 110 140 100 130 99 91 130 110 80 110 110 <br />E Carbonate mya - - U U U U U U U U U U U U <br />'~ Magnesium-Total myL - - 28 28 40 27 29 25 23 28 30 19 28 26 <br />Il Sodium-Total nyL - - 730 160 780 170 i40 130 770 160 130 110 720 140 <br />~ Total Suspentled Solids myL - s 4190 9800 9700 3100 14700 2190 2410 72.3 4700 5200 2700 592 <br /> Total PhOSphate n9~L - 0.10 i.6 N/A N/A 1.4 N/A 1.2 N/A N/A N/A N/A 1.5 N/A <br /> Tumidity NTU - sat 2510 6330 5940 1790 7950 1200 1330 40.2 1990 3260 2040 299 <br /> Total Extraem0le Hyamwr0ons myL U U U U <br /> 2,4-D yglL - 0.06 U - - U - U - - - - U - <br /> 2,4-DB yglL - oss U - - U - U - - - - U - <br />u Dalapon yglL zoo B.BS U - - U - U - - - - U - <br />u Dicamba yg/L des U - - U - U - - - - U - <br />? Dichlorprop yglL osz ms 6.05 U - - U - U - - - - U - <br />i Dinoseb yglL ] 0.06 V - - U - U - - - - U - <br />v MCPA yglL - t3o U - - U - U - -- -- - U - <br /> MCPP yg/L - Bs U - - U - U - - - - U - <br />'0 4-Nitrophenol yg/L ss 6e6 U - - U - U -- -- - - U - <br />p PernachloroDhenol yg/L o29m t o osa U - - U - U - - - - U - <br />U 2,4,5-T yg/L - c es U - - U - U - - - - U - <br /> 2,4,5-TP (Silvex) yg/L o.96 U U U U <br /> Methyl-t-Duryl ether yg/L - a o U - - U - U - - - - U - <br />^„ Benzene yg/L s vo U - - U - U - - - - U - <br />E m ~ Toluene yg/L 1,000 zo U - - U - U - - - - U - <br />o o ' Ethylbenzene yg/L ]00 20 U - - U - U - - - - U - <br />~ <br />~ o m,p-Xylene yg/L iaoom m.aao z.o U - - U - U - - - - U - <br /> o-Xylene yg/L taco m+0,aao zo U U U U <br /> Alddn yg/L - oo2s-o oss U - - U - U - - - - U - <br /> a-BHC yg/L - oozy-O.ms U - - U - U - - - - U - <br /> b-BHC yg/L - cazsn.oss U - - U - U - - - - U - <br /> d-BHC yg/L - oms-o.ou U - - U - U - - - - U - <br /> g-BHC yg/L - anze-o.oss U - - U - U - - - - U - <br />v a-Chlordane y4tL o.lomz o.on~.o]t U - - U - U - - - - U - <br />~ g-CMOrtlane yg/L c.lomz ooz9n.oas U - - U - U - - - - U - <br />n 4,4'-DDD yg/L o.ts oozso.oas U - - U - U - - - - U - <br />E 4,4'-DDE yg/L oa o.oz9o.oa5 U - - U - U - - - - U - <br />~ 4,a'-DDT y9IL e1 o.oz9o.cas U - - U - U - - - - U - <br />~ Dieltldn ygtL o.ooz omec ass U - - U - U - - - - U - <br />'o Endosulfan I y9IL 4z o.ozBn.o3s U - - U - U - - - - U - <br />2 EndOSUlfan ll yg/L a2 ooze-o o35 U - - U - U - - - - U - <br /> Entlosulfan sulfate yg/L az o.ozsu oas U - - U - U - - - - U - <br />m Entlrin yg/L z ooz30.a35 U - - U - U - - - - U - <br />O E+Mdn aldehyde yryL at oozed oss U - - U - U - - - - U - <br /> Endrinketone yg/L - o.azsa.o3s U - - U - U - - - - U - <br /> Heptachlor yg/L o.ooBmoa oozsu oss U - - U - U -- - - - U - <br /> Heptachlorepoxitle yg/L oooam oz Oazv-o oss U - - U - U - - - - U - <br /> Methoxychlor yg/L Bsmao Oo2aL 035 U - - U - U - - - - U - <br /> Toxaphene yglL ooazma I<-1.e U U U U <br />Secondary Drinking Water Standards -Suggested Limits by COPHE. The secondary maximum contaminant levels are not enforceable, but are intentletl as <br />guitlelines. <br />1 Colorado Department of Public Health ant Environment (COPHEj maximum cOMaminaM level (MCL) Por Drinking Water <br />Colorado DepadmeM of Public Health antl Environment (CDPHE) slandartls far grouMwater <br />'Laboratory results shown in BOLD exceetl MCL or suggested limits. <br />J:1SW Investment Group - 123\SW TKO Joint Venture\WD Monitoring\W O Monitoring Results.xls <br />