2019-10-10_HYDROLOGY - M1980244 (16)

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AC Laboratories, Inc. 2773 Downhill Drive Steamboat Springs, CO 80487(800)334-5493 HCItasca Denver, Inc. ACZ Sample ID: L43405-30 Project ID: Date Sampled: 10116118 17:00 Sample ID: PBS-HCT-WEEK28 Date Received: 03128118 Sample Matrix: Leachate Metals Analysis Parameter EPA Method Dilution Result Qual e Units MDL PQL Calcium,dissolved M200.7 ICP 1 U mg/L 0.1 0.5 10/17/18 18:43 aeh Iron,dissolved M200.7 ICP 1 U mg/L 0.02 0.05 10/17/18 18:43 aeh Magnesium,dissolved M200.7 ICP 1 U mg/L 0.2 1 10/17/18 18:43 aeh Soil Analysis MethodParameter EPA Dilution Result Qual XQ Units MDL POL Date Analyst: Conductivity--Humidity SM2510B 1 3 B * umhos/cm 1 10 10/15/18 9:06 dbt Cell Test End of leach volumes D5744-12 and mass Interstitial Weight 1 22 g 10/15/18 0:00 dbt Leachate Volume 1 100 mL 10/15/18 0:00 dbt Added Leachate Volume 1 972 g 10/15/18 0:00 dbt Recovered Oxidation Reduction D1498-08 1 501 my 1 1 10/15/18 9:06 dbt Potential(Eh) pH, Humidity Cell Test M9045D/M9040C pH 1 5.1 * units 0.1 0.1 10/15/18 0:00 dbt pH measured at 1 20.6 * C 0.1 0.1 10/15/18 0:00 dbt Wet Chemistry MethodParameter EPA Dilution Result Qual XQ Units MDL •� ■ �, Acidity as CaCO3 SM231OB-Titration 1 U mg/L 10 20 10/23/18 10:16 kja Alkalinity as CaCO3 SM2320B-Titration Bicarbonate as 1 2.2 B * mg/L 2 20 10/23/18 0:00 emk CaCO3 Carbonate as CaCO3 1 U mg/L 2 20 10/23/18 0:00 emk Hydroxide as CaCO3 1 U mg/L 2 20 10/23/18 0:00 emk Total Alkalinity 1 2.2 B mg/L 2 20 10/23/18 0:00 emk Sulfate D516-02/-07-Turbidimetric 1 U mg/L 1 5 10/17/18 14:43 wtc REPIN.02.06.05.01 'Please refer to Qualifier Reports for details. HCT1811150946 Page 2 of 75