HYDRO28252

• Permit No: M1999002
• IBM Index Class Name: Hydrology
• Doc Date: 12/23/1999
• Doc Name: GROUNDWATER SURFACE WATER & PROCESS MONITORING PLAN
• From: AMERICAN SODA LLP
• To: DMG
• Media Type: D
• Archive: No

' Uerrmber ?3, / 999 Puge ii
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5.5.2 Quality Control Checks-Laboratory .........................................
5.6 External Quality Control Checks-Third-Party Data Validation...........
5.7 Preventative Maintenance .......................................................................
5.8 Data Assessment Procedures ..................................................................
5.9 Corrective Action ....................................................................................
5.9.1 Water Quality Data .....................................................................
5.9.2 Change in Hydrostatic Pressure at the Dissolution Surface........
5.9.3 Process Monitoring .....................................................................
' 6.0 REPORTING.....
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APPENDIX A-Monitoring Well Completion Diagrams .................................................... ........ A-1
APPENDIX 13-Standard Operating Procedure for Water Level Measurement .................. .........d-I
APPENDIX C-Standard Operating Procedure for Groundwater and Surface Water
' Sampling .................................................................................................... .........C-
APPENDIX U-Standard Operating Procedure for Equipment Deconlamina[ion ............... ........ D-1

List of Tables
Paec
Table I. Summary of Piceance Site Groundwater Monitoring Wells ............................. .............4
Table 2. Water Quality Parameters List 1 (WQI) .......................................................... ...........I I
Table 3. Water Quality Parameters List 2 (WQ2) .......................................................... ...........12
' Table 4. Summary of Piceance Site Groundwater Quality Monitoring Schedule .......... ...........13
Table 5. Water Quality Parameters List for Surface Water Monitoring at Piceance
Creek and Parachute Creek ............................................................................... ...........17
' Table 6. Process Monitoring Scltedule ........................................................................... ...........20
Table 7. Recirculation Pipeline Water Monitoring Plan Summary ................................ ...........23
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List of Figures
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Figure I . Piceance Site Groundwater Monitoring Plan .................................................... .............5
Figure 2. Generalized Stratigraphy and Hydrology at the Piceance Site ......................... .............6
' Figure 3. Typical Multiple-Completion Groundwater Monitoring Well ......................... .............8
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Agapito Associates, Inc.