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Technical Services, Inc. <br />www,iegend-group.com <br />88 Empire Drive <br />SL Paul, MN 55103 <br />Tel: 651-fi42-1150 <br />Fax: 651-fi42-1239 <br />Liesch Associates, lne. Project: Elk River Dump <br />13400 15th Avenue North, Suite A Project Number. [nonej Work Order #: 1103157 <br />Plymouth, MN 55441 Project Manager: Mr. Tom Johnson Date Reported: 07/28/11 <br />VOC 82608 <br />Legend Technical Services, Inc. <br />IAnalyte Result RL MDL Units Dilution Batch Prepared Analyzed Method Notes <br />MW-3 (1 1 031 57-02) Water Sampled: 07!14!11 11:00 Received: 07114/11 13:15 <br />Ethyl ether <5.0 5.0 0.27 uglL 1 B1 G2013 07!20111 07!20!11 EPA 82606 <br />Ethylbenzene <1.0 1.0 0.28 uglL i ' <br />Hexachlorobutadlene <10 10 0.42 ugrr. 1 ' <br />tsopropySbenzene <1.0 1.0 0.12 ug1L 1 " <br />m,p-Xylene <2.0 2.0 0.57 uglL 1 " <br />Methyl isobutyl ketone <5.0 5.0 0.40 ug/l 1 " ' <br />Methyl tent-butyl ether <3.0 1.0 0.16 ugtL 1 " " <br />Methylene chloride <5,0 5.0 0.85 ugJL 1 " <br />Naphthalene <5.0 5.0 0.30 ug/L 1 " ° <br />n-Butylbenzene <2.5 2.5 0.15 uglt. 1 " <br />n-Propylbenzene <1.0 1.0 0.094 ugrL 1 " " <br />o•Xylene <1.0 1.0 0.19 ug1L 1 " " <br />p-lsopropyllofuene <2.5 2.5 0.14 ug1L 1 " ° <br />sec-Butyibenzene <t.0 1.0 0.11 ug1L 1 " <br />Styrene <1.0 1.0 0,21 uglL 1 ' <br />tent-Butylbenzene <1.0 1.0 0.091 ug1L 1 " <br />Tetrachloroethene <1.0 1.0 0.28 uglL 1 " " <br />Tetrahydrofuran <20 20 0.75 ug/L i ° <br />Toluene <1.0 1.0 0.10 ugrL 1 " <br />Frans-l,2-D'~hroroethene <1.0 1,0 0.055 uglL 1 ` <br />trans-l,3-Dkhloropropene <1.0 1.0 0.14 uglL 1 ' <br />Trlchforoethene 1.1 1.0 0.18 uglL 1 " <br />Trichloroftuoromethane <1.0 1.0 0.29 ug1L 1 " " <br />Vinyl chloride <i.0 1.0 0.21 uglL 1 » " <br />Surrogate:9-Sron~oiluorobenzene 98.9 80-i2! Yo " <br />Surrogate: AibromoRuoromethane 108 79.9-i2i % " <br />Surrogate: Toluane-d8 101 80-120 % " " <br />Trip Blank (1103157.03) Water Sampled: 07!11!11 00:00 Received: 07114!11 13:15 <br />1,1,1,2.7etrachlorcethane <1.0 1.0 0.29 uglL 1 B1G2D73 07120/ii 07@0111 EPA82611B <br />1,1,1-Trichlorcethane <1.0 1.0 0.16 uglL 1 ' <br />1,1,2,2-Tetrachlorcefhane <1.0 1.0 0.16 ugtL 1 " <br />1,1,2-Tr9chloroethane <1.0 1.0 0.19 uglt_ 1 " <br />1,1,2-Trichiorofrifluoroethane <1.0 1,0 0.25 uglL 1 " ° <br />1,1-Dlchloroefirane <1.0 1.0 0.15 ugtl. 1 " <br />1,1-Dichbroethene <1.0 1.0 0.24 uglL 1 " <br />1,1-Dichloropropene <1.0 1.0 0.14 ugn. i " <br />i,2,3-Trichlwobenzene <5.0 5.0 0.35 ugtL 7 " <br />1,2,3-Trichfaropropane <2.5 2.5 D.22 ug1L 1 " <br />1,2,4-Trichlarobenzene <5.0 5.0 0.30 uglL 1 " <br />Legend Technical Services, Inc, <br />The results in this report apply to the samples analyzed in accordance with <br />the chain of custody document. This analytical report must be reproduced <br />in Fts entirety. <br />Page B of 14 <br />