2019-10-10_HYDROLOGY - M1980244 (16)

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ACZ Laboratories, Inc. _ 2773 Downhill Drive Steamboat Springs, CO 80487(800)334-5493 • HCltasca Denver, Inc. ACZ Sample ID: L43415-30 Project ID: Date Sampled: 10116118 17:00 Sample ID: PP2-HCT-WEEK28 Date Received: 03128118 Sample Matrix: Leachate Metals Analysis Method'Parameter EPA Dilution Result Qual XQ Units MDL PQL Date Analyst Calcium,dissolved M200.7 ICP 1 0.2 B mg/L 0.1 0.5 10/17/18 19:28 aeh Iron,dissolved M200.7 ICP 1 0.15 mg/L 0.02 0.05 10/17/18 19:28 aeh Magnesium,dissolved M200.7 ICP 1 U mg/L 0.2 1 10/17/18 19:28 aeh Soil Analysis iParameter EPA Method Dilution Result Qual XQ Units MDL PQL Date Analyst Conductivity—Humidity SM2510B 1 7 B * umhos/cm 1 10 10/15/18 9:17 dbt Cell Test End of leach volumes D5744-12 and mass Interstitial Weight 1 138 g 10/15/18 0:00 dbt Leachate Volume 1 100 * mL 10/15/18 0:00 dbt Added Leachate Volume 1 898 g 10/15/18 0:00 dbt Recovered Oxidation Reduction D1498-08 1 357 my 1 1 10/15/18 9:17 dbt Potential(Eh) pH, Humidity Cell Test M9045D/M9040C pH 1 5.8 units 0.1 0.1 10/15/18 0:00 dbt pH measured at 1 20.2 C 0.1 0.1 10/15/18 0:00 dbt Wet Chemistry Parameter EPA Method Dilution Result Qual XQ Units MDL PQL Date Analyst Acidity as CaCO3 SM23108-Titration 1 U mg/L 10 20 10/23/18 12:01 kja Alkalinity as CaCO3 SM2320B-Titration Bicarbonate as 1 2.1 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 2.1 B * mg/L 2 20 10/23/18 0:00 emk Sulfate D516-02/-07-Turbidimetric 1 1.4 B * mg/L 1 5 10/24/18 11:16 Wtc REPIN.02.06.05.01 *Please refer to Qualifier Reports for details. HCT1811150946 Page 61 of 75