Letcher County Central High School Sampling Mine Drainage on Dry Fork

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Letcher County Central High School Sampling Mine
Drainage on Dry Fork

• March 15, 2007
• Regina Donours Investigative Science Class

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Parameters sampled
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pH
Water Quality Criteria 6.0-9.0 aquatic life
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Temperature
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Dissolved Oxygen
Water Quality Criteria Average gt5.0 aquatic
life Instantaneous gt4.0 aquatic life
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Conductivity
Water Quality Criteria 800 on Ohio River Good
fisheries are typically below 500
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Turbidity
No Water Quality Criteria
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Iron
Water Quality Criteria lt1.0 aquatic life
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Manganese
No Water Quality Criteria
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Sulfates
Water Quality Criteria 250 drinking water supply
Indicator of mining impact
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Fecal Coliform
Water Quality Criteria 400 primary contact 1000
secondary contact 2000 drinking water supply
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Credits Thank Yous

• Lab Analysis done by McCoy McCoy
• Lab Fees paid by East Kentucky, PRIDE
• Presentation and sample delivery by Evan Smith,
  OSM/VISTA, Letcher Co Head of Three Rivers
  Project
• Property Permission by Gene Betty Horn