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Mar 22 15 02:IDp <br />ACZ <br />Twentymi7e Coal Lempan5 [9701 870-2761 p•5 <br />ACl [alrorNOncs, Arc. <br />30400 Downhif! Dnve <br />S(mmbonr Spnngs, CO 80487 <br />1800) 3J4-5453 <br />Cyprus Twentymile Coal Co. <br />29515 Routt County Road 27 <br />Oak Creek, CO 80467 <br />Joc Shoemaker <br />Lab Sample ID: LI70S4-l0 <br />Client Sample ID: 06A IV' <br />Client Project ID: 1341 <br />ACZ Report ID: RG8?016 <br />Date Sampled: I !/15,'98 /5:20 <br />Date Received: / //6/9rY <br />DatcReported: l1,'30/9R <br />Sample Matrix: Ground Warer <br />~unauc[inrytnuur nua measemmcm tcvv umnovcm urwra em <br />pH (Field) Fi<Id Measurement 7.8 units I l/6/08 cm <br />Tcmperawre (Fteld) Fidd Meazurement 9.6 C 11/6/98 em <br />Metals Anal sis <br />Cadmium, dissolved M7131 GFAA U mg7, 0.0005 0.003 11/17/98 jb <br />Calcium, dissolved M60IOB lCP 85.5 mgJL 0.2 1 11!10/98 RR <br />Iron, dissolved M6010B ICP 040 mg/L 0.01 0.05 11/10/98 gg <br />Lead, dissolved M6010B ICP U mg/L 0.04 0.2 I I/10/98 68 <br />Magnesium, dissolved M6010B lCP !09 mg/L 0.2 I 11110!98 gg <br />Manganese. dissolved M6010B 1CP ~ 0300 mp/L 0.005 003 11/10/98 gg <br />Mercury, dissolved M7470 CVAA U mg/L 0.0002 O.OOI I IRO/98 bg <br />Molybdenum, dissolved Mb0I08 lCP ~ U mgfL 0.02 0.l 11!13/98 kr <br />Sclcniurq dissolveA SM 3500.Sc C, M-Hydride U mpJL 0.001 0.005 11117!98 bg <br />Sodium, dissolved M6010B ICP 295 mg/l. 2 10 I I/IO/98 gg <br />Wet Chemistr <br /> t t <br />Alkaliniry ss CaC03 M23206 <br />Biearbnnate as Bicarbonate 172 mg/L 2 10 11/13/98 mh <br />Carbonate as Cuhonate U mr~L 2 10 11/13NR mh <br />Hydroxide u Hydroxide U mg/L 2 10 1 (/13/98 mh <br />Total Alkalinity 741 ns6/L 2 10 11/13!98 mh <br />Ammonia as N, un-ioniud M350.1 - Calculation 0.03 B mgfl. 0.111 0.05 11130/98 talc <br />Conductivity CSC M9030-Meter 2220 umhoslcm I )0 11/17/98 mh <br />Hardness as CaC03 SM2J40B -Calculation 662 mg/L I 7 11/30798 _ talc <br />Lab Filtration ••• I It7fV8 lea <br />Lab Fil[IDtion & Aeidi F¢alion ••• 11/7/96 lea <br />Nitrate az N, dissolved Calculation: N03N02 minus N02 0 35 m,1 4U2 0 1 I (/30/98 talc <br />NiVate/Nitrite u N, dissolved M753 2 -Automated Cadmium Reduction 0 ]7 mg/L 0 02 0.I 11!6/98 ss <br />NitritessN, disaol v:d M333.2-Automated Cadmium Reduction 0.02 B mg/l, 0.01 O.OS 1176M8 ss <br />Nitrogen, am~ttonia M350.1 -Automated Phenare 2.5 rng/L 0.1 I 11/16/98 jl <br />pH (lab) MI50.1 -Gecuomctric 69 amts 0.1 0.1 II/1?/98 mh <br />phosphorus, nnhu dissnlved M365 1 . Automated Astorbtc Acid 0008 D mg/L 0.005 0 03 11/7!98 s: <br />Residue, Filterable ITDS) GA 1800 MI60.1 -Gravimetric 1840 mg/L 10 20 I (/10/98 ss/my <br />Sodtum Absorption Ratio in Water USGS - II7J8-78 5.05 O.OJ 0.15 I (/70/98 talc <br />Sulfate ~ M3753-Gravime0ic 1180 mtJL 10 20 II/10198 cdlmF <br />r <br />U = Analym n r_s aoarymd for het na Seteaed al the indicated MDL <br />U +Analy9c cnnccnualmn daecmd u a value between MDL and pQL <br />I`QL ~ 1`rac»cal OumtuLitinn Limit <br />REPINtOt 03.9501 - - ~-~ ~~ -~ -- 1 <br />- - - - -- __.~V/~~.~~ - - -- <br />Vice Prcsidenl nl Oner.~i~^•' °•'-` ^ ' <br />