In Situ Bioremediation of Chlorinated Ethene DNAPL Source

3,17

MB

Zones: Case Studies

173

stron

6492

ID

Interstate Technology and Regulatory Council

2007

rok

TABLE OF CONTENTS

ACKNOWLEDGEMENTS. i

EXECUTIVE SUMMARY . iii

1. INTRODUCTION .1

1.1 Background1

1.2 Overview2

1.3 Synopsis of the Case Studies 3

1.4 Structure of this Document .5

1.5 Companion CD .6

1.6 References6

2. TEST AREA NORTH SITE AT IDAHO NATIONAL LABORATORY CASE STUDY SUMMARY.7

2.1 Scale and Purpose .7

2.2 Site Conceptual Model9

2.3 Remediation Goals10

2.4 Bioremediation Performance Monitoring .12

2.5 Results15

2.6 Summary .18

2.7 References21

2.8 Reviewer Comments.23

3. PILOT-SCALE EVALUATION USING BIOAUGMENTATION TO ENHANCE PCE DISSOLUTION

AT DOVER AFB NATIONAL TEST SITE CASE STUDY SUMMARY29

3.1 Project Scale and Purpose.29

3.2 Site Conceptual Model30

3.3 Remediation Goals35

3.4 Bioremediation Performance Monitoring .36

3.5 Effect on the Source Area .37

3.6 Summary .40

3.7 Available Resources41

3.8 References41

3.9 Reviewer Comments.41

4. LAUNCH COMPLEX 34 AT CAPE CANAVERAL CASE STUDY SUMMARY .49

4.1 Project Scale and Purpose.49

4.2 Site Conceptual Model50

4.3 Remediation Goals50

4.4 Bioremediation System Construction and Operation .51

4.5 Bioremediation Performance Monitoring .52

4.6 Effect on the Source Area .53

4.7 Cost Information .54

4.8 Summary .54

4.9 References54

4.10 Reviewer Comments.55

5. DEMONSTRATION OF ENHANCED BIOREMEDIATION IN A TCE SOURCE AREA CASE

STUDY SUMMARY .61

5.1 Project Scope and Purpose61

5.2 DNAPL Source Zone Treatment Strategy 62

5.3 Bioremediation System Construction and Operation .65

5.4 Effects on the Source Area .67

5.5 Cost Information .70

5.6 Summary .70

5.7 Additional Resources and References 75

5.8 Reviewer Comments.75

6. SOURCE AREA REMEDIATION AT A PORTLAND, OREGON DRY CLEANER SITE CASE

STUDY SUMMARY79

6.1 Project Scale and Purpose.80

6.2 Site Conceptual Model80

6.3 Remediation Goals81

6.4 Bioremediation System Construction and Operation .82

6.5 Bioremediation Performance Monitoring .82

6.6 Technology Cost .87

6.7 Observations and Lessons Learned.88

6.8 Reviewer Comments.89

7. ENHANCED ANAEROBIC BIOREMEDIATION OF A TCE SOURCE AT THE TARHEEL ARMY

MISSILE PLANT USING EOS CASE STUDY SUMMARY.98

7.1 Introduction98

7.2 Site Conceptual Model99

7.3 Remediation Goals102

7.4 Bioremediation System Construction and Operation .103

7.5 Bioremediation Performance Monitoring .104

7.6 Effect on Source Area.105

7.7 Summary .112

7.8 Future Activities112

7.9 Available Resources and References 113

7.10 Reviewer Comments.115

8. SUMMARY122

8.1 Credible Evidence for ISB of Sources 122

8.2 Major Issues 123

8.3 Lessons Learned125

8.4 Application Guidance .126

9. SIMULATION AND OPTIMIZATION OF SUBSURFACE ENVIRONMENTAL IMPACTS:

INVESTIGATIONS, REMEDIAL DESIGN, AND LONG-TERM MONITORING OF BIONAPL

REMEDIATION SYSTEMS128

9.1 Bioremediation Physics Models .129

9.2 Subsurface Modeling and Design Optimization .129

9.3 Modeling Tools.130

9.4 Modeling Approach 134

9.5 Limitations and Uncertainties .136

9.6 Examples of Bioremediation/DNAPL Modeling Presentation.137

9.7 Value Engineering 141

9.8 Life-Cycle Cost Function142

9.9 Pseudo-Code for the Sitewide Optimizer .142

9.10 Summary and Conclusions .144

9.11 Acknowledgments.145

9.12 References.145