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Mal <br />I1 ZEN <br />Accutest Mountain States <br />Tiffany Pham <br />4036 Youngfield <br />Wheat Ridge, CO 80033 <br />SAMPLE NO. D234/11 -2 <br />Hazen Research, Inc. <br />4601 Indiana Street <br />Golden, CO 80403 USA <br />Tel: (303) 279-4501 <br />Fax: (303) 278 -1528 <br />REPORT OF ANALYSIS <br />SAMPLE IDENTIFICATION: 022645X -2 - Drinking Water - Sampled on 04/13/2011 @ 1200 <br />DETECTION ANALYSIS <br />PARAMETER RESULT LIMIT METHOD DATE <br />Gross Alpha ( +- Precision *), pCi /I (T) 23( + -2) 1.5 SM 7110 B 5/6/2011 AN <br />@ 0742 <br />Gross Beta ( +- Precision *), pCi /I (T) 4.5( + -1.4) 1.3 SPMI 7110 B 5/6/2011 AN <br />@ 0742 <br />Radium -226 ( +- Precision *), pCi /I (T) 2.3( + -0.8) 0.2 SM 7500 -Ra B 4/28/2011 AN <br />© 0807 <br />Radium -228 ( +- Precision *), pCi/I (T) 0.3( + -0.7) 0.6 EPA Ra -05 4/29/2011 SB <br />@ 0453 <br />Total Solids, mg /I 2520 10 EPA 160.3 4/21/2011 LH <br />*Variability of the radioactive decay process (counting error) at the 95% confidence level, 1.96 sigma. <br />Certification ID's: CO /EPA C000008; CT PH -0152; KS E- 10265; NH 232809: <br />NYELAP 11417, PADEP 68- 00551: RI LA000284 WI 998376610 <br />Results reported herein relate orly to discrete samples submitted by the client_ Hazen Research, <br />Inc does not warrant that the results are representative of anything other than the samples that <br />were received in the laboratory <br />CODES (T) = Total (D) = Dissolved (S) = Suspended (R) = Total Recoverable <br />(PD) = Potentially Dissolved < = Less Than <br />An Employee -Owned Company <br />DATE May 10, 2011 <br />HRI PROJECT 009 -93 <br />HRI SERIES NO D234/11 <br />DATE REC'D. 4/14/2011 <br />CUST. P.O # D22645X <br />By: <br />Robert Rostad <br />Laboratory Manager <br />Page 2of4 <br />ANALYST <br />DE (1 <br />