2019-10-10_HYDROLOGY - M1980244 (16)

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AraZ Laboratories, Inc. ' 2773 Downhill Drive Steamboat Springs, CO 80487(800)334-5493 HCltasca Denver, Inc. ACZ Sample ID: L43408-32 Project ID: HCT Date Sampled: 10130118 17:00 Sample ID: 133-1-ICT-WEEK30 Date Received: 03/28/18 Sample Matrix: Leachate Soil Analysis MethodParameter EPA Dilution Result Qual XQ Units MDL •O �. Conductivity—Humidity SM2510B 1 34 H umhos/cm 1 10 10/29/2108 9:09 dbt Cell Test End of leach volumes D5744-12 and mass Interstitial Weight 1 87 g 10/29/18 0:00 dbt Leachate Volume 1 1000 mL 10/29/18 0:00 dbt Added Leachate Volume 1 921 g 10/29/18 0:00 dbt Recovered Oxidation Reduction D1498-08 1 559 H * my 1 1 10/29/2108 9:09 dbt Potential(Eh) pH,Humidity Cell Test M9045D/M9040C pH 1 6.5 * units 0.1 0.1 10/29/2108 0:00 dbt pH measured at 1 20.7 C 0.1 0.1 10/29/2108 0:00 dbt Wet Chemistry MethodParameter EPA Dilution Result Qual XQ Units MDL PQL Date Analyst: Acidity as CaCO3 SM2310B-Titration 1 14 B mg/L 10 20 11/06/18 10:59 kja Alkalinity as CaCO3 SM2320B-Titration Bicarbonate as 1 2.2 B mg/L 2 20 11/05/18 0:00 enb CaCO3 Carbonate as CaCO3 1 U mg/L 2 20 11/05/18 0:00 enb Hydroxide as CaCO3 1 U mg/L 2 20 11/05/18 0:00 enb Total Alkalinity 1 2.2 B mg/L 2 20 11/05/18 0:00 enb Chloride SM4500CI-E 1 U mg/L 0.5 2 11/04/1814:39 wtc Cyanide,WAD SM4500-CN I,E- 2.5 U mg/L 0.02 0.05 11/06/18 16:24 ttg Colorimetric w/distillation Fluoride SM450OF-C 1 0.18 B mg/L 0.05 0.3 11/06/1816:26 emk Nitrate/Nitrite as N M353.2-H2SO4 preserved 1 U * mg/L 0.02 0.1 11/07/18 23:56 pjb Residue,Filterable SM2540C 1 28 mg/L 10 20 11/01/18 16:47 nmc (TDS)@180C Sulfate D516-02/-07-Turbidimetric 1 11.2 mg/L 1 5 11/05/1810:03 rbt REPIN.02.06.05.01 *Please refer to Qualifier Reports for details. HCT1811150946 Page 23 of 75