Draft 2025 Urban Water Management Plan

South East Management Area

9.3 DEFINITION OF SIGNIFICANT AND UNREASONABLE LOWERING OF GROUNDWATER LEVELS ....................................................................................9-1 9.4 DETERMINATION OF MINIMUM THRESHOLDS.......................................................9-1

10.1 DEFINITION OF SIGNIFICANT AND UNREASONABLE REDUCTION IN STORAGE ............................................................................................................ 10-1 10.2 DETERMINATION OF MINIMUM THRESHOLDS............................................... .. .. 10- 1

...11-1

11.1 DEFINITION OF SIGNIFICANT AND UNREASONABLE DEGREDATION OF WATER QUALITY ........................................................................................... .. ... 11- 1 11.2 DETERMINATION OF MINIMUM THRESHOLDS.......................................... .. ....... 11- 1

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15.1 ESTABLISHMENT OF PROTOCOLS FOR WATER QUALITY ......................... ..  .... 15- 1

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Figures Figure 1-1: Agencies in the South East Management Area............................................ 1-1 Figure 3-1: Groundwater Production Wells (Active and Inactive) ................................... 3- 2 Figure 3-2:Historic Groundwater Levels in South East Management Area, 1991-2021 3- 4 Figure 3-3: Current Groundwater Levels in South East Management Area, 2020-21 .. .. 3- 4 Figure 3-4: Monthly Groundwater Pumping Pattern in Well LF-2, 2016-2021 ............. .. 3- 6 Figure 3-5: Total Annual Pumping for Well LF-2, Water Year 2016-2021 .................... .. 3- 7 Figure 3-6: Total Vertial Ground Surface Displacement ............................................. . . . 3- 10 Tables Table 1-1: Agencies in South East Management Area and Area Covered..................... 1-3 Table 3-1: Wells and Flow Data ..................................................................................... 3-5 Table 3-2: Annual Pumping Average 2016-2021 ........................................................... 3-6 Table 3-3: Ground Water Quality in Selected Wells ....................................................... 3-8 Table 4-1: Average Annual Groundwater Budget......................................................... .. 4-1

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BASIN 8-1 ALTERNATIVE 2022 UPDATE

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Appendix F - 204

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