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• ~ • <br /> EVERGREEN AN TICAL, INC. Page 1 of 2 <br />4036 Younqfield Street Wheat Ridge, CO 80 033 <br /> (303) 425-6021 <br />Date Received 6/08/90 Client Project Southwest Portland <br />Date Sampled 6108/90 Lab Project No. 8142 <br />Date Prepared 6/11-12/90 Matrix Water <br />Date Analyzed 6/11-12/90 Methods See below <br />Client Sample # SWMW-15 SWMW-25 SWMW-35 DFMW-15 DFMW-25 DFMW-35 <br />Evergreen Sample # X22100 X22101 X22102 X22103 X22104 X22105 <br />pIi~l~ 7.45 7.07 7.11 7.35 7.54 6.99 <br />Specific ConductanceS2~, <br />uMHO/cm @ 25°C 579 25.7 28.7 644 376 2130 <br />Alkalinity~'~,mg CaCO,/L 226 29.0 27.6 1571 299 360 <br />Total Dissolved Solids~6~,mq/L 502 52.0 63.0 560 306 2702 <br />Total Suspended Solids~s~,mg/L 30.7 5.33 4.67 2596 627 1500 <br /> <br />Anions <br />Carbonate~'~,mg/L * * * * * <br />Bicarbonate"~,mg/L 276 35.4 33.7 1917 365 439 <br />Chloride~b~,mg/L 294 6.10 8.10 128 11.0 279 <br />Nitrite-N~b~,mg/L <0.15 <0.15 <0.15 <0.15 <0.15 <0.15 <br />Nitrate-I~fi~,mg/L <0.10 0.16 0.16 0.16 0.10 <0.10 <br />Sulfate~fi~,mq/L 223 7.04 7.04 122 68.1 2020 <br /> <br />Methods <br />~ E A 150.1 ~`~S tandard Met hods 209B * = pH too low for CO,-2 to be present <br />~Z~EPA 9050 "Standard Method 209C <br />"Standard Methods 403 ~6~EPA 300.0 ~ -~- <br />Approved Quality Assurance Officer <br />