HYDRO27744

• Permit No: C1981041
• IBM Index Class Name: Hydrology
• Doc Date: 2/11/1993
• Doc Name: EVALUATION OF ALTERNATIVES FOR MANAGEMENT OF SALT IN MINE WATER DISCHARGES
• Permit Index Doc Type: OTHER SURFACE WATER
• Media Type: D
• Archive: No

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' Table of Contents
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1.0 Introduction 1-1
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3.0 Potential Salt Management Alternatives 3-1
3.1 Preliminary Alternative Identifcation 3-1
3.2 Off-Site Management 3-2
' 3.3 On-Site Management With Direct Discharge 3-2
3.4 On-Site Management Without Direct Discharge 3-2
' 4.0 Evaluation of Salt Management Alternatives 4-1
' 4.1 Identification of Alternatives
4.2 Alternative Screening Criteria 4-1
4-1
4.3 Preliminary Screening of Alternatives 4-2
4.3.1 MAl -Off-Site Management at an Approved
Treatment/Disposal Facility 4-3
4.3.1.1 Description of Management Alternative 4-3
4.3.1.2 Results of Preliminary Screening 4-3
' 4.4 Evaluation of Remaining AJteroativea 4-3
4.4.1 MA2 - On-Site Treatment Utilizing RO
and Direct Discharge 4-3
4.4.1.1 Description of Management Alternative 4-3
4.4.1.2 Effectiveness 4-4
4,4.1.3 Implementability 45
4.4.1.4 Costs 4-5
' 4.4.2 MA3 - On-Site Treatment Utilizing Demineralization
Ion Exchange and Direct Discharge 4-5
4.4.2.1 Description of Management Alternative 4-5
' 4.4.2.2 Effectiveness 4-6
4.4.2.3 Implementability 4-7
4.4.2.4 Costs 4-7
' 4.4.3 MA4 - On-Site Management Utilizing Natural Evaporation
With no Discharge 4-7
' 4.4.3.1 Description of Management Alternative
4.4.3.2 Effectiveness 4-7
4-8
4.4.3.3 Implementability 4-8
4.4.3.4 Coats 4-8
' 4.4.4 MA5 - On-Site Management Utilizing Assisted Evaporation
With no Discharge 4-9
4.4.4.1 Description of Management Alternative 4-9
' 4.4.4.2 Effectiveness 410
4.4.4.3 Implementability 410
4.4.4.4 Costs 410

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