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~~ i <br />CDS Laboratories <br />1474 Main Avenue 11131 <br />Durango CO 81301 <br />• <br /> <br />u <br />TO~ Pueblo Coal <br />25825 West Highway 160 <br />Durango, CO 81301 <br />Date: 12/22/82 <br />CDS Sample 11 <br />Field Spring 111 - below Spring Mine <br />Conductivity at 3.5°C 330 umhos/cm <br />pH 7.45 units <br />Flow 2-3 GPM <br />Field Spring li3 - REA Canyon <br />Conductivity at 4.5°C 1825 umhoslcm <br />pH 7.25 units <br />Flow approximately 1 GPM <br />Field Spring /f4 - Carbon Canyon <br />Conductivity at 2°C 1100 umhos/cm <br />pH 7.5 units <br />Flow approximately 5 GPM <br />By: <br />Dr. Joe Bowden PhD Director <br />