San Benito County Water District San Benito County Water District

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Table 8. Water Balance for Water Year 2008 Bolsa Southeast Hollister West Hollister East Zone 6 Subtotal Bolsa Paicines Tres Pinos Creek Valley Pacheco San Juan Tres Pinos Inflows Stream percolation Natural streamflow* 1,131 0 496 275 726 92 2,719 500 146 2,669 6,035 Reservoir releases 0 0 412 564 0 188 1,164 0 0 0 1,164 CVP Percolation 0 0 0 6 0 0 6 0 0 0 6 Deep percolation through soils Rainfall 1,111 556 4,414 898 2,150 594 9,723 2,928 224 41 12,916 Irrigation 322 233 958 151 801 66 2,531 789 126 37 3,483 Reclaimed water percolation 0 0 2,209 629 0 158 2,996 0 0 0 2,996 Groundwater inflow 4,750 4,000 250 3,000 1,000 3,500 16,500 7,000 500 500 24,500 Total 7,314 4,790 8,739 5,522 4,678 4,597 35,639 11,217 996 3,247 51,099 Outflows Wells Agricultural 1,703 2,001 6,744 1,143 2,639 567 14,796 7,889 1,255 372 24,313 Domestic and M &I 197 13 1,053 3,232 1,323 2,130 7,947 0 0 47 7,993 Groundwater outflow 5,500 1,250 250 3,500 1,500 2,500 14,500 1,250 500 500 16,750 Total 7,400 3,264 8,046 7,875 5,462 5,197 37,243 9,139 1,755 919 49,056 Storage change Inflows - outflows (85) 1,525 693 (2,353) (784) (600) (1,604) 2,078 (759) 2,328 2,043 Water level change (298) 2,483 174 1,009 (403) (158) 2,807 1,796 0 0 4,603 * No rejected recharge removed. Grand Total
60,000 Water Balance Element Contribution (AFY) 40,000 20,000 0 Inflows Groundwater Inflow Reclaimed Wastewater Deep Perc - Irrigation Deep Perc - Rainfall Percolation of Reservoir releases Percolation of CVP releases Percolation of Natural streamflow Outflows Pumping - Agricultural Pumping - Domestic and M&I Groundwater Outflow (-20,000) (-40,000) 2005 2006 2007 2008 Water Year December 2008 TODD ENGINEERS Alameda, California Figure 18 Summary of Zone 6 Water Balances 2005 - 2008
Page 1: San Benito County Water District An
Page 5 and 6: TABLE OF CONTENTS EXECUTIVE SUMMARY
Page 7 and 8: EXECUTIVE SUMMARY This Annual Groun
Page 9: Zone 6 and a groundwater charge of
Page 12 and 13: SANTA CRUZ SANTA CLARA Legend DWR G
Page 14 and 15: Pacheco Valley Llagas Pajaro River
Page 16 and 17: Hollister San Juan Bautista Legend
Page 19 and 20: WATER MANAGEMENT ACTIVITIES The Dis
Page 21 and 22: disposal alternatives against a set
Page 23 and 24: REPLENISHMENT OF GROUNDWATER The Di
Page 25 and 26: 30,000 25,000 Hernandez Paicines Re
Page 27 and 28: Recharge of CVP Water. As shown in
Page 29 and 30: WATER SUPPLY SOURCES AND USE WATER
Page 31 and 32: evaporation and seepage from San Ju
Page 33 and 34: 60,000 Groundwater CVP Water 50,000
Page 35 and 36: 50,000 CVP Water Annual Water Use (
Page 37 and 38: GROUNDWATER LEVELS AND TRENDS GROUN
Page 39 and 40: 120 140 220 240 100 160 260 280 180
Page 41 and 42: 80 80 40 20 0 Legend 20-foot depth
Page 43 and 44: Table 5. Change in Storage during W
Page 45 and 46: WATER BALANCE Annual reports prepar
Page 47 and 48: Agricultural groundwater pumping is
Page 49: Table 7. Water Balance for Water Ye
Page 53 and 54: REVENUES AND CHARGES DISTRICT REVEN
Page 55 and 56: CONDITIONS EXPECTED FOR WATER YEAR
Page 57 and 58: RECOMMENDATIONS This annual report
Page 59: CONSIDERATIONS FOR FUTURE STUDIES M
Page 62 and 63: San Benito County Water District, P
Page 65 and 66: Appendix A Reporting Requirements a
Page 67 and 68: App. 70- 7.6 70- 7.6. Groundwater;
Page 69: Appendix B Local Climate Data Annua
Page 72 and 73: Table B-1a. Monthly Precipitation a
Page 75 and 76: 4E 5E 6E Surface Water Monitoring L
Page 77 and 78: 140 140 220 120 200 220 80 240 160
Page 79 and 80: Table C-3. Groundwater Elevations O
Page 81: Appendix D Managed Percolation Data
Page 84 and 85: Table D-2. Releases of CVP Water fo
Page 87: Appendix E Water Balance Methodolog
Page 90 and 91: Table E-1. Estimated parameters for
Page 92 and 93: Reservoir Releases San Benito River
Page 94 and 95: Each of the variables and how they
Page 96 and 97: Reclaimed Water Percolation Several
Page 98 and 99: Legend Zones Subbasin December 2008
Page 100 and 101:
Table E-4. Crop Coefficients Used i
Page 102 and 103:
Table E-7. Approximate Groundwater
Page 105 and 106:
Table F-1. Historical and Current S
Page 107:
Table F-3. 2006/2007 Recommended Gr
Page 111:
LIST OF ACRONYMS af ...............
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San Benito County Water District San Benito County Water District

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