Table of Contents
12.1 TALBERT GAP .......................................................................................................12-1
12.1.1 Talbert Barrier Groundwater Model ....................................................... 12-2
12.2 ALAMITOS GAP .....................................................................................................12-3
12.2.1 Alamitos Barrier Groundwater Model .................................................... 12-5
12.3 SUNSET GAP .........................................................................................................12-5
12.3.1 Evaluation of Sunset Gap Alternatives .................................................. 12-7
12.4 BOLSA GAP..........................................................................................................12-10
12.5 NEWPORT MESA.................................................................................................12-11
12.6 IMPLEMENTATION OF SEAWATER INTRUSION PREVENTION POLICY..........12-12
12.6.1 Effective Barrier Operations ................................................................ 12-12
12.6.2 Barrier Performance Monitoring and Evaluation.................................. 12-13
12.6.3 Susceptible Coastal Area Monitoring and Evaluation.......................... 12-13
12.6.4 Coastal Groundwater Management .................................................... 12-14
12.7 DEFINITION OF SIGNIFICANT AND UNREASONABLE SEAWATER INTRUSION12-14
12.8 DETERMINATION OF MINIMUM THRESHOLDS.................................................12-14
SECTION 13 SUSTAINABLE MANAGEMENT RELATED TO LAND SUBSIDENCE..........13-1
13.1 DEFINITION OF SIGNIFICANT AND UNREASONABLE LAND SUBSIDENCE THAT SUBSTANTIALLY INTERFERES WITH SURFACE USES...................................13-3
13.2 DETERMINATION OF MINIMUM THRESHOLDS...................................................13-4
SECTION 14 SUSTAINABLE MANAGEMENT RELATED TO GROUNDWATER DEPLETIONS IMPACTING SURFACE WATER ................................................................14-1
SECTION 15 PROTOCOLS FOR MODIFYING MONITORING PROGRAMS.....................15-1
SECTION 16 EVALUATION OF POTENTIAL PROJECTS .................................................16-1
SECTION 17 REFERENCES..............................................................................................17-1
Figure
Figure 1-1: Basin 8-1, OCWD Service Area and OCWD Management Area ...............1-3
BASIN 8-1 ALTERNATIVE 2022 UPDATE
Table of Contents
v
Appendix F - 64
Powered by FlippingBook