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COMMERCIALTESTING & ENGINEERING CO. <br />GENERAL OFRCE5: 1919 SOUTN HIGHLAND AVE, SURE2168, LOMBAi10, IW NOIS 601Y • TEL 79&963-9000 fA%:70&963-9:108 <br />SINGE 1908a ~~ <br /> MamDar of the SGS Group (Sxi61A GAnArola da Sumillann) <br /> PLEASE ADDRESS ALL CORRESPONDENCE T0: <br /> 4885 PARIS STREET <br />December 16, 1997 SurtE 8-zoo <br />' DENVER, CO 80739 <br />TEL (309) 373-1712 <br />MOUNTAIN COAL COMPANY FAX: (309) 373-a91 <br />WEST ELK MINE <br />P.O. BOX 591 Sample identification by <br />SOMERSET CO 81434 MOUNTAIN COAL COMPANY <br />SAMPLE ID BEARSLIDE SPRING <br />SAMPLE TIME: 08:45AM <br />Riad of sample WATER SAMPLE DATE: 12/04/97 <br />Sample taken by MOUNTAIN COAL COMPANY <br />Date received December 4, 1997 <br />Analysis report no. 72-373025 <br /> DHTSCTION ANALYZBD <br />PARAMHTBR RESIILTS DNITS MSTHOD LIMZT DATS/TIMH ANALYST <br />Bicarbonate Alkalinity <br />as HC03 1051 mg/L SM 2320-H 1 12-06-1997 1100 hrs KL (yr.~ <br />Alkalinity as <br />~ <br />CaC03 862 mg/L SM 2320-B 1 12-06-1997 1100 hrs KL ~ ~ <br />pH 6.79 9.u. SM 4500H-B 0.01 12-OS-1997 1500 hrs AK awn. <br />Conductivity 5160 umhos/cm SM 2510-B 1 12-OS-1997 1500 hrs AK Z gr~~ <br />Hardness 1600 mg/L SM 2340-B 1 12-06-1997 0800 hrs KL 6 Mos <br />Chloride, C1 50 mg/L SM 45000L-E 1 12-12-1997 0800 hrs DN 2~d <br />Nitrate/Nitrite 21 mg/L SM 4500N03-F 0.02 T2-09-1997 1530 hrs DN Zff•/ <br />Sulfate, SOq 1920 mg/L SM 450050q-C 4 12-12-1997 1115 hrs DN 78r1 <br />Total Suspended I <br />~ <br />Solids, TSS 57 mg/L SM 2540-D 5 12-OS-1997 1200 hrs 7q <br />KL <br />Total Dissolved <br />Solids, TDS 4305 mg/L SM 2540-C 10 12-OS-1997 1200 hrs KL 7 <br />Orthophosphate, <br />POq-P 0.10 mg/L SM 4500P-E 0.01 12-09-1997 0830 hrs KL y$~tf'CI <br />Method Reference: "Standard Methods for the examination of water and wastewater," <br />18th Edition 1992, APHA-AWWA-WEE. <br />RECEIVED <br />JAN 26 1998 <br />„ar.r., <br />d' r•. <br />„II ,n ;WlnarTls & G8010gy Respaotlully auDmiNed. l' ~ :' <br />COMMERCIAL TESTING E ENGINEERING CO. ~ <br />~ o <br />Denver LaDOretory a <br />OVER 40 BRANCH LABORATORIES STRATEGICALLY LOCATED IN PRINCIPAL COAL MINING AREAS, TIDEWATER AND GREAT LADS PORTS, AND RIVER LOADING FACILITIES <br />FJ86 <br />OrlyrW WeNamarkW For Your ProlsoWn TBILIS ANO CONDi110NS ON REVERSE <br />