1987-12-01_PERMIT FILE - C1981017 ‎(229)‎

• Permit No: C1981017
• IBM Index Class Name: PERMIT FILE
• Doc Date: 12/1/1987
• Doc Name: Fish and Wildlife
• Section_Exhibit Name: Chapter III Appendix III-I
• Media Type: D
• Archive: No

The Colorado Department of Health has classi-
fied all streams within the Thompson Creek Planning Unit ,
including Coal Creek and its tributaries , as B-1 . Streams
designated B-1 must meet the following standards :
Standard Class B-1
Settleable Solids Essentially Free
Floating Solids it "
Taste, Odor , Color " "
Toxic Materials it "
Oil and Grease Maximum - 10 mg/1
Radioactive Materials Drinking Water Standards
Salinity At or below present levels
Fecal Coliform Geometric Mean of 1000/100
ml From 5 samples in 30
day period
Turbidity No increase or more than
lOJTU ' s
Dissolved Oxygen 6 mg/1 minimum
Total Dissolved Gas
Pressure Maximum 110%
pH 6 . 0 - 9 . 0
Temperature Maximum 680 F
Maximum Change 20 F
Fecal Streptococcus - - -
Variations from the standards are allowed
only when it can be shown that receiving streams will not be
harmed .
Mid-Continent is required by the State
Department of Health to maintain water quality records
showing compliance with the Federal Water Pollution Control
Act . Consequently, a monitoring network has been set up by
yiid-Continent, after consultation with the U . S . Forest
Service (Figure III-I-5) . Results are presented in Table
III-I-1 .
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