Groundwater Sustainability Plan Outline CHAPTER Submitted to: Kern Groundwater Authority

Submitted by: GEI Consultants, Inc. April 5, 2017 <Name, Ph.D., P.E.> <Title>

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Table of Contents

Executive Summary viii

1. Introduction 1 1.1 General Information 1

1.1.1 Purpose of GSP 1 1.2 Agency Information 1

1.2.1 Chapter Agency 1 1.3 GSP Implementation Costs 1

1.3.1 Costs Generated by GSP Implementation 1 1.3.2 GSP Implementation Funding 1

1.4 Description of Plan Area 1 1.4.1 Geographic Areas Covered 1 1.4.2 Plan Area Setting 1 1.4.3 General Plans in Plan Area 1 1.4.4 Plan Elements from CWC Section 10727.4 1

1.5 Notice and Communication 1 1.5.1 Participating Agencies 1 1.5.2 Beneficial uses and users 1 1.5.3 Public Meetings 1 1.5.4 Comments Received 1

1.6 GSP Organization 1

2. Basin Setting 2 2.1 Reference to Umbrella GSP 2

2.1.1 Local Refinements 2 2.2 Water Budget Allocation 2 2.3 Existing/Ongoing Water Resources Programs/Policies 2 2.4 Existing Monitoring 2

2.4.1 Current programs 2 2.4.1.1 Groundwater Level Monitoring (Combine existing programs) 2 2.4.1.2 Groundwater Quality Monitoring (Combine existing

programs) 2 2.4.1.3 Subsidence Monitoring (Combine existing programs) 2 2.4.1.4 Surface Water Monitoring 2

2.5 Management Areas Within Chapter 2 2.5.1 Management Area 1 (Repeat for each) 2

2.5.1.1 Reason for Creation 2 2.5.1.2 Management Area Conditions 2 2.5.1.3 Minimum Thresholds and Measurable Objectives

Differentiation 2 2.5.1.4 Monitoring Differentiation 2

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3. Sustainability Goal and Undesirable Results 3 3.1 Reference Umbrella GSP for Goal and Undesirable Results Narrative 3 3.2 Undesirable Results, Preliminary Monitoring, and Threshold Evaluation 3

3.2.1 Groundwater Levels 3 3.2.2 Groundwater Storage 3 3.2.3 Seawater Intrusion 3 3.2.4 Degraded Water Quality 3 3.2.5 Subsidence 3 3.2.6 Depletions of Interconnected Surface Water 3

4. Monitoring Networks 4 4.1 Monitoring Network Objectives 4

4.1.1 Temporal Trends: 4 4.2 Monitoring Rationales 4 4.3 Groundwater Level Monitoring Network 4

4.3.1 Management Areas 4 4.3.2 Monitoring Frequency 4 4.3.3 Spatial Density 4 4.3.4 Maps of Grid for Each Aquifer/Management Area 4 4.3.5 Monitoring Protocols 4

4.4 Groundwater Storage Monitoring Network 4 4.4.1 Representative Monitoring (If Used) 4 4.4.2 Management Areas 4 4.4.3 Monitoring Frequency 4 4.4.4 Spatial Density 4 4.4.5 Maps of Grid for Each Aquifer/Management Area 4 4.4.6 Monitoring Protocols 4

4.5 Seawater Intrusion Monitoring Network 5 4.5.1 Management Areas 5 4.5.2 Monitoring Frequency 5 4.5.3 Spatial Density 5 4.5.4 Maps of Grid for Each Aquifer/Management Area 5 4.5.5 Monitoring Protocols 5

4.6 Degraded Water Quality Monitoring Network 5 4.6.1 Management Areas 5 4.6.2 Monitoring Frequency 5 4.6.3 Spatial Density 5 4.6.4 Maps of Grid for Each Aquifer/Management Area 5 4.6.5 Monitoring Protocols 5

4.7 Land Subsidence Monitoring Network 5 4.7.1 Management Areas 5 4.7.2 Monitoring Frequency 5 4.7.3 Spatial Density 5 4.7.4 Maps of Grid for Each Aquifer/Management Area 5 4.7.5 Monitoring Protocols 5

4.8 Depletions of Interconnected Surface Water Monitoring Network 5

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4.8.1 Management Areas 5 4.8.2 Monitoring Frequency 5 4.8.3 Spatial Density 5 4.8.4 Maps of Grid for Each Aquifer/Management Area 6 4.8.5 Monitoring Protocols 6

4.9 Monitoring Summary 6 4.10 Monitoring Network Improvement Plan (repeat for each SI) 6

4.10.1 Data Gaps 6 4.10.2 Assessment of Network Function 6 4.10.3 Plan to fill data gaps 6

5. Minimum Thresholds, Measurable Objectives, and Interim Milestones 7 5.1 Representative Thresholds (If Used) 7 5.2 Chronic Lowering of Groundwater Levels 7

5.2.1 Management Areas 7 5.2.2 Minimum Thresholds 7

5.2.2.1 Establishment 7 5.2.2.2 Considerations Used 7

5.2.3 Measurable Objectives and Interim Milestones 7 5.2.3.1 Establishment 7 5.2.3.2 Considerations Used 7

5.2.4 Margin of Operational Flexibility 7 5.2.5 Interim Milestones 7 5.2.6 Graphs, Figures, and Tables 7

5.3 Reduction of Groundwater Storage 7 5.3.1 Management Areas 7 5.3.2 Representative Monitoring (if used, drop rest of section) 7 5.3.3 Minimum Thresholds 7

5.3.3.1 Establishment 7 5.3.3.2 Considerations Used 7

5.3.4 Measurable Objectives and Interim Milestones 7 5.3.4.1 Establishment 7 5.3.4.2 Considerations Used 8

5.3.5 Margin of Operational Flexibility 8 5.3.6 Interim Milestones 8 5.3.7 Graphs, Figures, and Tables 8

5.4 Seawater Intrusion 8 5.4.1 Management Areas 8 5.4.2 Representative Monitoring (if used, drop rest of section) 8 5.4.3 Minimum Thresholds 8

5.4.3.1 Establishment 8 5.4.3.2 Considerations Used 8

5.4.4 Measurable Objectives and Interim Milestones 8 5.4.4.1 Establishment 8 5.4.4.2 Considerations Used 8

5.4.5 Margin of Operational Flexibility 8

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5.4.6 Interim Milestones 8 5.4.7 Graphs, Figures, and Tables 8

5.5 Degraded Water Quality 8 5.5.1 Management Areas 8 5.5.2 Representative Monitoring (if used, drop rest of section) 8 5.5.3 Minimum Thresholds 8

5.5.3.1 Establishment 8 5.5.3.2 Considerations Used 8

5.5.4 Measurable Objectives and Interim Milestones 8 5.5.4.1 Establishment 9 5.5.4.2 Considerations Used 9

5.5.5 Margin of Operational Flexibility 9 5.5.6 Interim Milestones 9 5.5.7 Graphs, Figures, and Tables 9

5.6 Subsidence 9 5.6.1 Management Areas 9 5.6.2 Representative Monitoring (if used, drop rest of section) 9 5.6.3 Minimum Thresholds 9

5.6.3.1 Establishment 9 5.6.3.2 Considerations Used 9

5.6.4 Measurable Objectives and Interim Milestones 9 5.6.4.1 Establishment 9 5.6.4.2 Considerations Used 9

5.6.5 Margin of Operational Flexibility 9 5.6.6 Interim Milestones 9 5.6.7 Graphs, Figures, and Tables 9

5.7 Depletions of Interconnected Surface Water 9 5.7.1 Management Areas 9 5.7.2 Representative Monitoring (if used, drop rest of section) 9 5.7.3 Minimum Thresholds 9

5.7.3.1 Establishment 9 5.7.3.2 Considerations Used 9

5.7.4 Measurable Objectives and Interim Milestones 10 5.7.4.1 Establishment 10 5.7.4.2 Considerations Used 10

5.7.5 Margin of Operational Flexibility 10 5.7.6 Interim Milestones 10 5.7.7 Graphs, Figures, and Tables 10

5.8 Potential Effects beyond GSP Area 10

6. Water Supply Accounting 11 6.1 Allocation from Umbrella GSP 11 6.2 Water Accounting Framework 11

6.2.1 Landowner Allocations 11 6.2.2 Accounting Tools 11

6.3 Allocation Strategy 11

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6.3.1 Management Areas 11 6.3.2 Changes over time 11

7. Projects, Management Actions and Adaptive Management 12 7.1 Sustainability Target 12 7.2 Water Accounting Framework 12 7.3 Projects planned as part of GSP that will be implemented regardless of

conditions 12 7.3.1 Project 1 Description (Repeat for each project) 12

7.3.1.1 Public Notice and Outreach Process 12 7.3.1.2 Permitting and Regulatory Process 12 7.3.1.3 Benefits 12 7.3.1.4 Source and Reliability of Water 12 7.3.1.5 Legal Authority Required 12 7.3.1.6 Costs and Funding 12 7.3.1.7 CEQA/NEPA Considerations 12

7.4 Management Actions planned as part of GSP that will be implemented regardless of conditions 12 7.4.1 Management Action 1 Description (Repeat for each) 12

7.4.1.1 Public Notice and Outreach Process 12 7.4.1.2 Permitting and Regulatory Process 12 7.4.1.3 Benefits 12 7.4.1.4 Source and Reliability of Water 12 7.4.1.5 Legal Authority Required 12 7.4.1.6 Costs and Funding 12 7.4.1.7 CEQA/NEPA Considerations 13

7.5 Adaptive Management Actions planned as part of GSP 13 7.5.1 Adaptive Management 1 Description (Repeat for each) 13

7.5.1.1 Public Notice and Outreach Process 13 7.5.1.2 Permitting and Regulatory Process 13 7.5.1.3 Benefits 13 7.5.1.4 Source and Reliability of Water 13 7.5.1.5 Legal Authority Required 13 7.5.1.6 Costs and Funding 13 7.5.1.7 CEQA/NEPA Considerations 13

7.6 Summary 13 7.6.1 Table of Projects, Management Actions, and Adaptive Management

13 7.6.2 How Actions Achieve Sustainability in Chapter 13

8. GSP Reporting 14 8.1 Annual Reports 14

8.1.1 General information 14 8.1.1.1 executive summary 14 8.1.1.2 location 14

8.1.2 Basin Conditions 14

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8.1.2.1 Groundwater Elevation 14 8.1.2.2 Groundwater extraction 14 8.1.2.3 Surface Water 14 8.1.2.4 Total Water Use 14 8.1.2.5 Change in GW Storage 14

8.1.3 Description of Plan Implementation Progress 14 8.1.3.1 Interim milestones 14 8.1.3.2 Implementation of projects 14 8.1.3.3 Implementation of Management actions 14 8.1.3.4 Implementation of Adaptive management actions 14

8.2 5 Year Evaluation Report 14 8.2.1 Sustainability Evaluation 14

8.2.1.1 Comparison of conditions for each sustainability indicator relative to measurable objectives, interim milestones and minimum thresholds 14

8.2.2 Threshold and Monitoring Network Revisions 14 8.2.3 Plan Implementation Progress 14

8.2.3.1 Interim milestones 14 8.2.3.2 Implementation of projects 15 8.2.3.3 Implementation of Management actions 15 8.2.3.4 Implementation of Adaptive management actions 15

8.2.4 Reconsideration of GSP elements 15 8.2.4.1 Basin Setting 15 8.2.4.2 Management Areas 15 8.2.4.3 Undesirable Results Narrative 15 8.2.4.4 Measurable objectives, interim milestones and minimum

thresholds 15 8.2.5 Monitoring Network description 15

8.2.5.1 Data gaps if present 15 8.2.5.2 Assessment of network function, and actions to improve if

needed 15 8.2.5.3 Plan to fill data gaps 15

8.2.6 New Information 15 8.2.7 Legal or Enforcement Actions 15 8.2.8 Plan Amendments 15 8.2.9 Coordination 15

Tables 1. 2.

Figures 1. 2.

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Appendices A. B.

AUTHOR INITIALS:JA Document1

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Executive Summary

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1. Introduction

1.1 General Information

1.1.1 Purpose of GSP

1.2 Agency Information

1.2.1 Chapter Agency

1.3 GSP Implementation Costs

1.3.1 Costs Generated by GSP Implementation

1.3.2 GSP Implementation Funding

1.4 Description of Plan Area

1.4.1 Geographic Areas Covered

1.4.2 Plan Area Setting

1.4.3 General Plans in Plan Area

1.4.4 Plan Elements from CWC Section 10727.4

1.5 Notice and Communication

1.5.1 Participating Agencies

1.5.2 Beneficial uses and users

1.5.3 Public Meetings

1.5.4 Comments Received

1.6 GSP Organization

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2. Basin Setting

2.1 Reference to Umbrella GSP

2.1.1 Local Refinements

2.2 Water Budget Allocation

2.3 Existing/Ongoing Water Resources Programs/Policies

2.4 Existing Monitoring

2.4.1 Current programs

2.4.1.1 Groundwater Level Monitoring (Combine existing programs)

2.4.1.2 Groundwater Quality Monitoring (Combine existing programs)

2.4.1.3 Subsidence Monitoring (Combine existing programs)

2.4.1.4 Surface Water Monitoring

2.5 Management Areas Within Chapter

2.5.1 Management Area 1 (Repeat for each)

2.5.1.1 Reason for Creation

2.5.1.2 Management Area Conditions

2.5.1.3 Minimum Thresholds and Measurable Objectives Differentiation

2.5.1.4 Monitoring Differentiation

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3. Sustainability Goal and Undesirable Results

3.1 Reference Umbrella GSP for Goal and Undesirable Results Narrative

3.2 Undesirable Results, Preliminary Monitoring, and Threshold Evaluation

3.2.1 Groundwater Levels

3.2.2 Groundwater Storage

3.2.3 Seawater Intrusion

3.2.4 Degraded Water Quality

3.2.5 Subsidence

3.2.6 Depletions of Interconnected Surface Water

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4. Monitoring Networks

4.1 Monitoring Network Objectives

4.1.1 Temporal Trends:

4.2 Monitoring Rationales

4.3 Groundwater Level Monitoring Network

4.3.1 Management Areas

4.3.2 Monitoring Frequency

4.3.3 Spatial Density

4.3.4 Maps of Grid for Each Aquifer/Management Area

4.3.5 Monitoring Protocols

4.4 Groundwater Storage Monitoring Network

4.4.1 Representative Monitoring (If Used)

4.4.2 Management Areas

4.4.3 Monitoring Frequency

4.4.4 Spatial Density

4.4.5 Maps of Grid for Each Aquifer/Management Area

4.4.6 Monitoring Protocols

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4.5 Seawater Intrusion Monitoring Network

4.5.1 Management Areas

4.5.2 Monitoring Frequency

4.5.3 Spatial Density

4.5.4 Maps of Grid for Each Aquifer/Management Area

4.5.5 Monitoring Protocols

4.6 Degraded Water Quality Monitoring Network

4.6.1 Management Areas

4.6.2 Monitoring Frequency

4.6.3 Spatial Density

4.6.4 Maps of Grid for Each Aquifer/Management Area

4.6.5 Monitoring Protocols

4.7 Land Subsidence Monitoring Network

4.7.1 Management Areas

4.7.2 Monitoring Frequency

4.7.3 Spatial Density

4.7.4 Maps of Grid for Each Aquifer/Management Area

4.7.5 Monitoring Protocols

4.8 Depletions of Interconnected Surface Water Monitoring Network

4.8.1 Management Areas

4.8.2 Monitoring Frequency

4.8.3 Spatial Density

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4.8.4 Maps of Grid for Each Aquifer/Management Area

4.8.5 Monitoring Protocols

4.9 Monitoring Summary

4.10 Monitoring Network Improvement Plan (repeat for each SI)

4.10.1 Data Gaps

4.10.2 Assessment of Network Function

4.10.3 Plan to fill data gaps

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5. Minimum Thresholds, Measurable Objectives, and Interim Milestones

5.1 Representative Thresholds (If Used)

5.2 Chronic Lowering of Groundwater Levels

5.2.1 Management Areas

5.2.2 Minimum Thresholds

5.2.2.1 Establishment

5.2.2.2 Considerations Used

5.2.3 Measurable Objectives and Interim Milestones

5.2.3.1 Establishment

5.2.3.2 Considerations Used

5.2.4 Margin of Operational Flexibility

5.2.5 Interim Milestones

5.2.6 Graphs, Figures, and Tables

5.3 Reduction of Groundwater Storage

5.3.1 Management Areas

5.3.2 Representative Monitoring (if used, drop rest of section)

5.3.3 Minimum Thresholds

5.3.3.1 Establishment

5.3.3.2 Considerations Used

5.3.4 Measurable Objectives and Interim Milestones

5.3.4.1 Establishment

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5.3.4.2 Considerations Used

5.3.5 Margin of Operational Flexibility

5.3.6 Interim Milestones

5.3.7 Graphs, Figures, and Tables

5.4 Seawater Intrusion

5.4.1 Management Areas

5.4.2 Representative Monitoring (if used, drop rest of section)

5.4.3 Minimum Thresholds

5.4.3.1 Establishment

5.4.3.2 Considerations Used

5.4.4 Measurable Objectives and Interim Milestones

5.4.4.1 Establishment

5.4.4.2 Considerations Used

5.4.5 Margin of Operational Flexibility

5.4.6 Interim Milestones

5.4.7 Graphs, Figures, and Tables

5.5 Degraded Water Quality

5.5.1 Management Areas

5.5.2 Representative Monitoring (if used, drop rest of section)

5.5.3 Minimum Thresholds

5.5.3.1 Establishment

5.5.3.2 Considerations Used

5.5.4 Measurable Objectives and Interim Milestones

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5.5.4.1 Establishment

5.5.4.2 Considerations Used

5.5.5 Margin of Operational Flexibility

5.5.6 Interim Milestones

5.5.7 Graphs, Figures, and Tables

5.6 Subsidence

5.6.1 Management Areas

5.6.2 Representative Monitoring (if used, drop rest of section)

5.6.3 Minimum Thresholds

5.6.3.1 Establishment

5.6.3.2 Considerations Used

5.6.4 Measurable Objectives and Interim Milestones

5.6.4.1 Establishment

5.6.4.2 Considerations Used

5.6.5 Margin of Operational Flexibility

5.6.6 Interim Milestones

5.6.7 Graphs, Figures, and Tables

5.7 Depletions of Interconnected Surface Water

5.7.1 Management Areas

5.7.2 Representative Monitoring (if used, drop rest of section)

5.7.3 Minimum Thresholds

5.7.3.1 Establishment

5.7.3.2 Considerations Used

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5.7.4 Measurable Objectives and Interim Milestones

5.7.4.1 Establishment

5.7.4.2 Considerations Used

5.7.5 Margin of Operational Flexibility

5.7.6 Interim Milestones

5.7.7 Graphs, Figures, and Tables

5.8 Potential Effects beyond GSP Area

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6. Water Supply Accounting

6.1 Allocation from Umbrella GSP

6.2 Water Accounting Framework

6.2.1 Landowner Allocations

6.2.2 Accounting Tools

6.3 Allocation Strategy

6.3.1 Management Areas

6.3.2 Changes over time

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7. Projects, Management Actions and Adaptive Management

7.1 Sustainability Target

7.2 Water Accounting Framework

7.3 Projects planned as part of GSP that will be implemented regardless of conditions

7.3.1 Project 1 Description (Repeat for each project)

7.3.1.1 Public Notice and Outreach Process

7.3.1.2 Permitting and Regulatory Process

7.3.1.3 Benefits

7.3.1.4 Source and Reliability of Water

7.3.1.5 Legal Authority Required

7.3.1.6 Costs and Funding

7.3.1.7 CEQA/NEPA Considerations

7.4 Management Actions planned as part of GSP that will be implemented regardless of conditions

7.4.1 Management Action 1 Description (Repeat for each)

7.4.1.1 Public Notice and Outreach Process

7.4.1.2 Permitting and Regulatory Process

7.4.1.3 Benefits

7.4.1.4 Source and Reliability of Water

7.4.1.5 Legal Authority Required

7.4.1.6 Costs and Funding

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7.4.1.7 CEQA/NEPA Considerations

7.5 Adaptive Management Actions planned as part of GSP

7.5.1 Adaptive Management 1 Description (Repeat for each)

7.5.1.1 Public Notice and Outreach Process

7.5.1.2 Permitting and Regulatory Process

7.5.1.3 Benefits

7.5.1.4 Source and Reliability of Water

7.5.1.5 Legal Authority Required

7.5.1.6 Costs and Funding

7.5.1.7 CEQA/NEPA Considerations

7.6 Summary

7.6.1 Table of Projects, Management Actions, and Adaptive Management

7.6.2 How Actions Achieve Sustainability in Chapter

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8. GSP Reporting

8.1 Annual Reports

8.1.1 General information

8.1.1.1 executive summary

8.1.1.2 location

8.1.2 Basin Conditions

8.1.2.1 Groundwater Elevation

8.1.2.2 Groundwater extraction

8.1.2.3 Surface Water

8.1.2.4 Total Water Use

8.1.2.5 Change in GW Storage

8.1.3 Description of Plan Implementation Progress

8.1.3.1 Interim milestones

8.1.3.2 Implementation of projects

8.1.3.3 Implementation of Management actions

8.1.3.4 Implementation of Adaptive management actions

8.2 5 Year Evaluation Report

8.2.1 Sustainability Evaluation

8.2.1.1 Comparison of conditions for each sustainability indicator relative to measurable objectives, interim milestones and minimum thresholds

8.2.2 Threshold and Monitoring Network Revisions

8.2.3 Plan Implementation Progress

8.2.3.1 Interim milestones

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8.2.3.2 Implementation of projects

8.2.3.3 Implementation of Management actions

8.2.3.4 Implementation of Adaptive management actions

8.2.4 Reconsideration of GSP elements

8.2.4.1 Basin Setting

8.2.4.2 Management Areas

8.2.4.3 Undesirable Results Narrative

8.2.4.4 Measurable objectives, interim milestones and minimum thresholds

8.2.5 Monitoring Network description

8.2.5.1 Data gaps if present

8.2.5.2 Assessment of network function, and actions to improve if needed

8.2.5.3 Plan to fill data gaps

8.2.6 New Information

8.2.7 Legal or Enforcement Actions

8.2.8 Plan Amendments

8.2.9 Coordination

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Appendix A

Copies of Reference documents used

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Appendix B

Coordination Agreement

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Appendix C

Monitoring Protocols, standards and procedures