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Effluent Guidelines
Coal Mining
Coal Remining Statistical Support Document
December 2001
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- Cover, Table of Contents (PDF) (702 K)
- Section 1 - Introduction (PDF) (141 K)
- Section 2 - Characteristics of Coal Mine Drainage Discharges (PDF) (310 K)
- Section 3 - Statistical Methods for Establishing Baseline Conditions and Setting Discharge Limits at Remining Sites (PDF) (130 K)
- Section 4 - Baseline Sampling Duration and Frequency (PDF) (97 K)
- Section 5 - Long-term Monitoring Data and Case Studies (PDF) (2.6 MB)
- Appendix - Example Calculations of Statistical Methods (PDF) (112 K)