Table of Contents
11.1 HISTORY .............................................................................................................. 11-1
11.2 SUMMARY OF GROUNDWATER QUALITY ISSUES ..........................................11-1
11.3 MONITORING OF GROUNDWATER QUALITY ...................................................11-1
11.4 DESCRIPTION OF MANAGEMENT PROGRAMS................................................11-2
11.5 DEFINITION OF SIGNIFICANT AND UNREASONABLE DEGRADATION OF WATER QUALITY ..............................................................................................................11-2
11.6 DETERMINATION OF MINIMUM THREHOLDS...................................................11-3
SECTION 12. MANAGING SEAWATER INTRUSION.......................................................12-1
SECTION 13. MANAGING LAND SUBSIDENCE .............................................................13-1
SECTION 14. MANAGING GROUNDWATER DEPLETIONS IMPACTING SURFACE WATER
14-1
SECTION 15. PROTOCOLS FOR MODIFYING MONITORING PROGRAMS..................15-1
15.1 ESTABLISHMENT OF PROTOCOLS FOR WATER QUALITY.............................15-1
15.2 ESTABLISHMENT OF PROTOCOLS FOR GROUNDWATER ELEVATION/STORAGE ............................................................................................................................. 15-1
SECTION 16. PROCESS TO EVALUATE NEW PROJECTS ...........................................16-1
SECTION 17. LIST OF REFERENCES AND TECHNICAL STUDIES...............................17-1
Figure
Figure 1-1. La Habra Groundwater Basin................................................................................ 1-2
Figure 2-1: Cities of La Habra and Brea within Basin 8-1. ....................................................... 2-1
Figure 3-1: Historical La Habra Groundwater Basin (DWR, 1934. DWR, 1937)....................... 3-2
Figure 3-2. La Habra Groundwater Basin................................................................................ 3-2
Figure 3-3: Groundwater Elevation Monitoring Wells............................................................... 3-6
Figure 3-4: Early Well Hydrograph. 1922 Through 1975. ........................................................ 3-7
Figure 3-5: Groundwater Level Hydrographs. ......................................................................... 3-8
Figure 3-6: Depth to Groundwater........................................................................................... 3-8
Figure 3-7: Recent Groundwater Level Hydrograph. ............................................................... 3-9
2017 BASIN 8-1 ALTERNATIVE
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Appendix F - 12
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