HYDRO30491

• Permit No: M1983194
• IBM Index Class Name: Hydrology
• Doc Date: 5/20/1996
• Doc Name: COMPREHENSIVE MONITORING PLAN FOR COMMERCIAL-SCALE MINING OF NAHCOLITE
• Media Type: D
• Archive: No

TABLE OF CONTENTS
Page No.
INTRODUCTION ..................................1
SECTION I-GROUND WATER MONITORING PROGRAM. 2
1.0 GROUND WATER WELLS ................ 2
1.1 DEDICATED MONITOR WELLS....... 4
1.2 WELL FIELD MONITORING WELLS ... 22
1.3 PRC)DUCTION WELLS ............... 22
1.4 MONITORING METHODOLOGY ....... 23
SECTION II-SURFACE WATER MONITORING PLAN ..... 26
1.0 SEEPS AND SPRINGS ..................... 26
2.0 STREAM GAUGING STATIONS ............. 27
SECTION III-SUBSIDENCE MONITORING PLAN ......... 31
1.0 EXTENT OF CAVING AND IMPACTS......... 31
2.0 SURFACE. SUBSIDENCE ................... 32
3.0 CAVITY CONFIGURATION .................. 33
SECTION IV-PROD. WELL MECHANICAL INTEGRITY ..... 33
1.0 TUBING/(:ASING ANNULUS PRESSURE ....... 34
2.0 MUD GEI, (CASING PACK) .................. 34