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[Volume 5 Table of Contents]

Groundwater Pumping Tests, CS-10 and CS-16 -  August 2002

Table of Contents

Section 1 - Introduction

Section 2 - Literature Review

2.1   Stratigraphy

2.2   Middle Trinity Aquifer Characteristics

Section 3 - Pumping Test Methodology and Analysis

3.1   CS-10

3.1.1   CS-10 Drawdown Test

3.1.2   Regional Groundwater System Trend Identification

3.1.3   CS-10 Pumping/Recovery Test

3.2   CS-16

3.2.1   CS-16 Step-Drawdown Test

3.2.2   Regional Groundwater System Trend Analysis

3.2.3   CS-16 Pumping/Recovery Test

3.2.4   Waste Management

Section 4 - Discussions and Conclusions

4.1   Discussions

4.1.1   Hydraulic Conductivities

4.1.2   Anisotropy and Heterogeneity

4.2   Conclusions

4.2.1   CS-10

4.2.2   CS-16

Attachments

Attachment A   CS-10 Pre-Pumping Test Field Measurement Forms

Attachment B   CS-10 Specific Capacity Calculations

Attachment C   CS-10 Saturated Thickness Calculations

Attachment D   CS-10 Pumping/Recovery Test AQTESOLV� Graph and Report

Attachment E   CS-10 Hydraulic Conductivity Calculations

Attachment F   CS-16 Step Test Groundwater Discharge Analytical Lab Reports

Attachment G   CS-16 Step Test Water Level Observation Report

Attachment H   CS-16 Pumping Test Groundwater Discharge Analytical Lab Reports

Attachment I   CS-16 Specific Capacity Calculations

Attachment J   CS-16 Saturated Thickness Calculations

Attachment K   CS-16 Pumping/Recovery Test AQTESOLV� Graph and Report

Attachment L   CS-16 Hydraulic Conductivity Calculations

Attachment M   Waste Management Documentation

Figures

Figure 1   Wells CS-10 and CS-16 Pumping Tests

Figure 2   Barometric Pressure Graph as Measured at CS-3

Figure 3   CS-10 Pre-Pumping Regional Groundwater System Trend Identification

Figure 4   CS-10 Pre-Pumping Groundwater Trend

Figure 5   CS-10 Pumping/Recovery Test

Figure 6   CS-9 Drawdown/Recovery Graph

Figure 7   CS-10 Drawdown/Recovery Graph

Figure 8   CS-16 Step Test

Figure 9   CS-16 Pre-Pumping Regional Groundwater System Trend Identification

Figure 10   CS-D Pre-Pumping Groundwater Trend

Figure 11   CS-16 Pumping Recovery Test

Figure 12   CS-16 Drawdown/Recovery Graph

Figure 13   CS-D Drawdown/Recovery Graph

Tables

Table 1   Upper and Lower Middle Trinity Aquifer Formation Contact Elevations (feet above MSL)

Table 2   Summary of Well Upgrades

Table 3   GAC System Performance Analytical Testing Summary During Step Test

Table 4   GAC System Performance Analytical Testing Summary  During Pumping Test

Table 5   Comparison of Middle Trinity Aquifer Parameters at CSSA to Literature Review Values