GENERAL44807

• Permit No: C1981019
• IBM Index Class Name: General Documents
• Doc Date: 5/21/1999
• Doc Name: South Taylor Area Baseline Monitoring Proposal
• From: Colowyo Coal Company
• To: DMG
• Permit Index Doc Type: General Correspondence
• Media Type: D
• Archive: No

TABLE 1
Colowyo Proposed Expansion -South Taylor Area
Sam Iin Parameters and Associated Minimum Detection Limits
Parameter
Chromium - 0.01 mg/I Surface Water
X Ground Water
X
Copper - 0.02 mg/I X X
Dissolved Iron - 0.03 mg/I X
Total Recoverable Iron - 0.03 mg/I X
Lead - 0.005 mg/I X X
Lithium - 0.25 mg/I X
Dissolved Manganese - 0.005 mg/I X
Total Manganese - 0.005 mg/I
Total Recoverable Manganese - 0.005
mg/I X
Mercury - 0.0002 mg/I X X
Molybdenum - 0.002 mg/I X
Nickel - 0.01 mg/I X X
Selenium - 0.001 mg/I X X
Silver - 0.005 mg/I X X
Thallium - 0.002 mg/I X
Vanadium - 0.01 mg/I X
Zinc - 0.2 mg/I X X
Sulfide X
1) Surface water and spring water quality samples will be analyzed for Total Recoverable
Metals, unless specified otherwise.
2) Ground water will be analyzed for dissolved metals, unless specified otherwise.