San Benito County Water District San Benito County Water District

TABLE OF CONTENTS
EXECUTIVE SUMMARY ................................................................................. ES-1
INTRODUCTION ..................................................................................................... 1
OVERVIEW OF WATER SUPPLY SYSTEM ...............................................1
HYDROLOGIC CONDITIONS IN WATER YEAR 2008 .............................7
WATER MANAGEMENT ACTIVITIES ............................................................... 8
WATER RESOURCES PLANNING ...............................................................8
RECOMMENDATION FOR 2009 ANNUAL REPORT ..............................11
REPLENISHMENT OF GROUNDWATER .................................................12
DISTRIBUTION OF CVP WATER ..............................................................16
WATER BANKING .......................................................................................17
WATER SUPPLY SOURCES AND USE ............................................................. 18
WATER SUPPLY SOURCES .......................................................................18
WATER USE ..................................................................................................18
GROUNDWATER LEVELS AND TRENDS ....................................................... 26
GROUNDWATER LEVELS .........................................................................26
CHANGE IN GROUNDWATER LEVELS ..................................................27
WATER BALANCE ................................................................................................ 34
INFLOWS .......................................................................................................34
OUTFLOWS ...................................................................................................35
CHANGE IN STORAGE ...............................................................................36
WATER BALANCE CONCLUSIONS .........................................................36
REVENUES AND CHARGES ............................................................................... 42
DISTRICT REVENUES ................................................................................42
DISTRICT CHARGES ...................................................................................42
CONDITIONS EXPECTED FOR WATER YEAR 2009 .................................... 44
RECOMMENDATIONS ........................................................................................ 46
GROUNDWATER PRODUCTION AND REPLENISHMENT ...................46
CVP IMPORTS ..............................................................................................47
GROUNDWATER INFRASTRUCTURE .....................................................47
GROUNDWATER MONITORING ..............................................................47
GROUNDWATER CHARGES .....................................................................47
CONSIDERATIONS FOR FUTURE STUDIES ...........................................48
CONSIDERATIONS FOR FUTURE ANNUAL REPORTS ........................48
REFERENCES ........................................................................................................ 49
Annual Groundwater Report for Water Year 2008 December 2008
San Benito County Water District