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SGA : Sacramento Groundwater Authority SGA : Sacramento Groundwater Authority
The Sacramento Groundwater Authority (SGA) is a joint powers authority created to collectively manage the Sacramento region's North Area Groundwater Basin, which includes all of Sacramento County north of the American River.


Groundwater 101

Local Conditions

Local Conditions

One of the primary management responsibilities of the Sacramento Groundwater Authority is to monitor and assess groundwater basin conditions. Two of the broadest indicators of the basin's status are groundwater elevations and groundwater quality.

Since 2002, SGA has assessed basin conditions on a regular basis. These assessments can be found in the documents listed below.


Download the 2002 Summary of Basin Conditions Report (7.15 MB) or an Executive Summary of the report (855 KB).

Download the 04-05 Summary of Basin Conditions Report (5.6 MB)

Download the 06-07 Summary of Basin Conditions Report (5 MB)

For More Information on Local Groundwater Conditions
Rob Swartz
916-967-7692
rswartz@rwah2o.org

Go to SGA Groundwater Management Plan

View Sacramento County Groundwater Contour Maps

View Statewide Groundwater Hydrographs from DWR

Read a description of the Basin prepared for DWR's Bulletin 118