Avoiding Undesirable Results

SGMA requires GSAs to develop and implement GSPs
to avoid the six undesirable results listed below:

​Declining groundwater levels

Chronic lowering of groundwater levels indicating a significant and unreasonable depletion of supply

​Reduction of Groundwater Storage

Significant and unreasonable reduction of groundwater storage


Significant and unreasonable land subsidence that substantially interferes with surface land uses.


Significant and unreasonable seawater intrusion

​surface water

Depletions of interconnected surface water that have significant and unreasonable adverse impacts on beneficial uses of the surface water

​water quality

​​Significant and unreasonable degraded water quality