EPA's Region 6 Office
Serving: Arkansas, Louisiana, New Mexico, Oklahoma, Texas, and 66 Tribal Nations
Mossville Louisiana Final Site Inspection Report
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Contraband Bayou
MOSSVILLE LOUISIANA FINAL SITE INSPECTION REPORT - May 03, 2011 (PDF, 68 pp, 0.5M)
Response to Comments EPA Mossville Draft Site Inspection Report- May 2011 (PDF, 2 pp, 0.05M)
Return to Calcasieu - Mossville Webpage
FIGURES (PDF file sizes 164 - 550 KB)
Figure 1 Site Location Topographic MapFigure 2 Aerial Location Map
Figure 3 LDEQ Permitted Facilities in Vicinity of Area of Interest
Figure 4 Contaminated Groundwater Plume – 50 Foot Sand
Figure 5 Sample Location Map
Figure 6 Public Supply Wells Within Four Mile Radius of Area of Interest
Figure 7 15-Mile Downstream Target Distance Limit Map
Figure 8 Air Migration Pathway 4-Mile Radius Map
TABLES (PDF file sizes 13 - 192 KB)
Table 1 Number of Samples Collected (see report)Table 2 Sample Locations and Analyses
Table 3 Water Quality Measurements
Table 4 Analysis by Laboratory and Matrix
Table 5 Analytical and Field Data Collection Parameters
Table 6 Trip Blanks, PE Samples
Table 7 EPA PRG, SSL and MCL
Table 8 Registered Wells Within Area of Interest
Table 9 Public Supply Wells Within 4 Miles of Area of Interest
Table 10 Active Domestic Supply Wells Within 4 Miles of Area of Interest
Table 11 Groundwater Receptor by Distance
Table 12 Analytical Results for Groundwater Samples
Table 13 Analytical Results for Distribution System Samples
Table 14 Analytical Results for Soil Gas Samples
Table 15 Analytical Results for Surface Water Samples
Table 16 Pond Sediment Results Above SSLs (see report)
Table 17 Analytical Results for Sediment Samples
Table 18 Analytical Results for Fish Sample
Table 19 Analytical Results Exceeding Benchmarks for Soil Samples
Table 20 Analytical Results for Soil Samples - Part 1
Table 20 Analytical Results for Soil Samples - Part 2
APPENDICES
Appendix A Photo-documentation (LARGE FILE, PDF, 365 pp, 60MB)Appendix B Chain of Custody Forms (PDF, 88 pp, 2MB)
Appendix C Data Validation Memoranda (LARGE FILE, PDF, 585 pp, 11MB)
Appendix D Global Positioning System Coordinates (PDF, 3 pp, 0.03MB)
Appendix E Access Agreements
Appendix F Drinking Water Receptor Calculations (PDF, 5 pp, 0.3MB)
Appendix G Chronology of Events, Mossville, Calcasieu Parish, Louisiana (PDF, 7 pp, 0.04MB)
Return to Calcasieu - Mossville Webpage
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Contact the Region 6 Superfund Division