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[Volume 1-1]

Environmental Assessment - September 1993

Table of Contents

Section 1 - Introduction

1.1   Purpose and Need

1.2   Scope of Environmental Review

1.3   Organization of Document

Section 2 - Background

2.1   Location and Setting

2.2   Meteorology and Climate

2.3   Historical Significance and Land Use

2.4   Current Mission and Site Activities

Section 3 - Affected Environment

3.1   Soils and Geology

3.1.1   Soils

3.1.2   Physiography

3.1.3   Geology

3.2   Water Resources

3.2.1   Surface Water Hydrology

3.2.2   Surface Water Quality

3.2.3   Groundwater Hydrology

3.2.4   Groundwater Quality

3.3   Biological Resources

3.3.1   Native Vegetation

3.3.2   Wildlife and Livestock

3.3.3   Endangered, Threatened, and Rare Species

3.4   Land Use

3.4.1   On Site

3.4.2   Off Site

3.5   Cultural Resources

3.5.1   Prehistoric Background

3.5.2   Historic Structures and Resources

3.5.3   Cultural Resource Surveys

3.5.4   Field Assessment

3.6   Material and Waste Management

3.6.1   Solid Waste Management

3.6.2   Hazardous Waste Management

3.6.3   Hazardous Materials Management

3.6.4   Pesticide Management

3.6.5   PCB Management

3.6.6   Storage Tanks

3.6.7   Asbestos

3.7   Air Quality

3.7.1   Existing Air Quality

3.7.2   Air Pollution Emission Sources

3.8   Noise

3.8.1   Terminology

3.8.2  Setting

3.9   Utilities

3.9.1   Potable Water

3.9.2   Wastewater Treatment

3.9.3   Electric Power

3.9.4   Natural Gas

Section 4 - Environmental Consequences and Regulatory Compliance

4.1   Soils and Geology

4.1.1   Soils

4.1.2   Physiography

4.1.3   Geology

4.2   Water Resources

4.2.1   Surface Water Hydrology

4.2.2   Surface Water Quality

4.2.3   Groundwater Hydrology

4.2.4   Groundwater Quality

4.3   Biological Resources

4.3.1   Native Vegetation

4.3.2   Wildlife and Livestock

4.3.3   Endangered, Threatened, and Rare Species

4.4   Land Use

4.4.1   On Site

4.4.2   Off Site

4.5   Cultural Resources

4.5.1   Regulations and Potential Impacts

4.5.2   Historic Structures and Resources

4.5.3  Cultural Resource Survey

4.6   Material and Solid Waste Management

4.6.1   Solid Waste Management

4.6.2   Hazardous Waste Management

4.6.3   Hazardous Materials Management

4.6.4   Pesticide Management

4.6.5   PCB Management

4.6.6   Storage Tanks

4.6.7   Asbestos

4.7   Air Quality

4.7.1   Regulatory Review and Permit Requirements

4.7.2   Air Quality Impact Reduction Measures

4.8   Noise

4.8.1   Noise Disturbances

4.9   Utilities

4.9.1   Potable Water

4.9.2   Wastewater Treatment

4.9.3   Electric Power

4.9.4   Natural Gas

Section 5 - Conclusions

Section 6 - Summary of Recommendations

Section 7 - Acronyms and Abbreviations

Section 8 - References (see Bibliography)

Section 9 - List of Preparers and Project Organization

Appendices

Appendix A   Site Photographs

Appendix B   Record of Communication with Regulators

Appendix C   Habitat Evaluation Prepared by Stewardship Services, December 1992

Appendix D   CSSA Pre-1945 Structures and Facilities

Appendix E   Material and Waste Management Documentation (not available electronically)

Appendix F   Air Emission Calculations and Permit Requirements (not available electronically)

Appendix G   Texas Department of Health Water Analysis Reports (not available electronically)

Appendix H   National Pollutant Discharge Elimination System Permit (not available electronically)

Appendix I   Texas Water Commission Wastewater Discharge Elimination System Permit (not available electronically)

Appendix J   Texas Water Commission Wastewater Treatment Plant Inspection Report (not available electronically)

Appendix K   Specifications for Upgrading or Plugging Wells (not available electronically)

Appendix L   Rules and Regulations for Public Water Systems (not available electronically)

Appendix M   Maps 1 through 4

Figures

Figure 1   Site Location Map

Figure 2   Site Map

Figure 3   Windrose San Antonio International Airport, 1984-1989

Figure 4   Soils Classification Map

Figure 5   Site Geologic Map

Figure 6   Water Supply, Wastewater Treatment and Hydrology

Figure 7   Groundwater Potentiometric Map

Figure 8   Golden-Cheeked Warbler and Black-Capped Vireo Potential Habitat Locations

Figure 9   Generalized Area Land Uses

Figure 10   Potential Archeological Sites and Historic Structures from Preliminary Survey

Figure 11   UST Location Map

Figure 12   Typical Sound Levels from Indoor and Outdoor Noise Sources

Tables

Table 1   Solid Waste Management Units, CSSA

Table 2   Rifle Range Management Units, CSSA

Table 3   Hazardous Waste Management Units, CSSA

Table 4   UST Inventory

Table 5   Asbestos Materials at CSSA

Table 6   Existing Air Quality in the San Antonio Area (1991)

Table 7   CSSA Boiler Emission Calculations (2/2/93)

Table 8   Grit Blasting Sources

Table 9   Soil Recommendations

Table 10   Surface Water and Groundwater Recommendations

Table 11   Biological Resources Recommendations

Table 12   Land Use Recommendations

Table 13   Cultural Resources Recommendations

Table 14   Waste Management Recommendations

Table 15   Storage Tank Recommendations

Table 16   Asbestos Recommendations

Table 17   Air Quality Recommendations

Table 18   Noise Recommendations

Table 19   Utilities Recommendations