PERMFILE100775

• Permit No: M1999002
• IBM Index Class Name: Permit File
• Doc Date: 3/24/1999
• Doc Name: Draft: GROUNDWATER AND SURFACE WATER MONITORING PLAN
• From: AMERICAN SODA LLP
• To: DMG
• Media Type: D
• Archive: No

' Drafl: March 2d, l999 • ~ Page i
1 American Soda, L.L.P.
Yankee Gulch Sodium Minerals Project
' GROUNDWATER AND SURFACE WATER MONITORING PLAN
' Table of Contents
' Pa>?e
1.0 INTRODUCTION ......................................................1
' 2.0 GROUNDWATER MONITORING PLAN ................... ............... 1
2.1 Monitoring Well Layout ............................. ............... 3
t 2.2 Multiple-Completion Monitoring Wells ::::::.::.::.::::
2.3 Existing Monitoring Wells :::::::::::::.. 6
.. 6
2.4 Groundwater Monitoring ............................. ............... 8
' 2.5 Life-of--Mine Groundwater Monitoring Plan .............. ............... 8
3.0 SURFACE WATER MONITORING PLAN .................. .............. 10
' 3.1 Piceance Creek Monitoring ........................... .............. 10
3.2 Spring and Seep Monitoring .......................... .............. 10
' 4.0 PROCESS MONITORING ................................ ..............11
' S.0 QUALITY ASSURANCE/QUALITY CONTROL ............................ 12
'
List of Tables
Paae
' 1 Summary of Proposed Groundwater Monitoring Plan ........... ................ 5
2 Water Quality Pazameters, WQ2 ............................ ................ 8
' 3 Water Quality Pazameters, WQ1 .............................
4 Process Monitoring Schedule ................ 9
.. 12
1
List of Figures

Paee
1 Proposed Groundwater Monitoring Plan ...................................... 2
2 Generalized Stratigraphy and Hydrology ..................................... 4
3 Typical Proposed Multiple-Completion Groundwater Monitoring Well ............. 7
Agapito Associates, Inc.