Urban Water Management Plan 2015

City of Morgan Hill 2015 Urban Water Management Plan

Table of Contents

Page No.

5.5 G ROSS W ATER U SE ........................................................................................................................................... 5-7 5.6 B ASELINE D AILY P ER C APITA W ATER U SE ............................................................................................................. 5-11 5.7 2015 AND 2020 T ARGETS ................................................................................................................................ 5-12 5.7.1 5-Year Baseline – 2020 Target Confirmation ......................................................................................... 5-13 5.8 2015 C OMPLIANCE D AILY P ER C APITA W ATER U SE ............................................................................................... 5-14 5.9 R EGIONAL A LLIANCE ........................................................................................................................................ 5-14 6.0 CHAPTER 6 – SYSTEM SUPPLIES ................................................................................................................. 6-1 6.1 P URCHASED OR I MPORTED W ATER ....................................................................................................................... 6-1 6.2 G ROUNDWATER ................................................................................................................................................ 6-1 6.2.1 Basin Description...................................................................................................................................... 6-1 6.2.1.1 Groundwater Basin .......................................................................................................................................... 6-1 6.2.1.2 Basin Boundaries.............................................................................................................................................. 6-3 6.2.1.3 Groundwater Quality ....................................................................................................................................... 6-3 6.2.2 Groundwater Management ..................................................................................................................... 6-4 6.2.2.1 Groundwater Management Plan ..................................................................................................................... 6-4 6.2.2.2 Integrated Water Resource Plan...................................................................................................................... 6-5 6.2.3 Overdraft Conditions................................................................................................................................ 6-5 6.2.4 Historical Groundwater Pumping............................................................................................................. 6-6 6.3 S URFACE W ATER ............................................................................................................................................... 6-6 6.4 S TORMWATER .................................................................................................................................................. 6-6 6.5 W ASTEWATER AND R ECYCLED W ATER ................................................................................................................... 6-6 6.5.1 Recycled Water Coordination................................................................................................................... 6-8 6.5.2 Wastewater Collection, Treatment, and Disposal.................................................................................... 6-8 6.5.2.1 Wastewater Collected Within Service Area ..................................................................................................... 6-8 6.5.2.2 Wastewater Treatment and Discharge Within Service Area............................................................................ 6-9 6.5.3 Recycled Water System............................................................................................................................ 6-9 6.5.4 Recycled Water Beneficial Uses ............................................................................................................. 6-10 6.5.4.1 Current and Planned Uses of Recycled Water ............................................................................................... 6-10 6.5.4.2 Planned Versus Actual Use of Recycled Water .............................................................................................. 6-12 6.5.5 Actions to Encourage and Optimize Future Recycled Water Use........................................................... 6-13 6.6 D ESALINATED W ATER O PPORTUNITIES ................................................................................................................ 6-14 6.7 E XCHANGES OR T RANSFERS ............................................................................................................................... 6-14 6.8 F UTURE W ATER P ROJECTS ................................................................................................................................ 6-14 6.9 S UMMARY OF E XISTING AND P LANNED S OURCES OF W ATER .................................................................................... 6-15 7.0 CHAPTER 7 – WATER SUPPLY RELIABILITY ASSESSMENT............................................................................ 7-1 7.1 C ONSTRAINTS ON W ATER S OURCES ...................................................................................................................... 7-1 7.1.1 Legal Factors ............................................................................................................................................ 7-1 7.1.2 Environmental Factors ............................................................................................................................. 7-1 7.1.3 Water Quality Factors .............................................................................................................................. 7-1 7.1.4 Climatic Factors........................................................................................................................................ 7-2 7.2 R ELIABILITY BY T YPE OF Y EAR ............................................................................................................................... 7-2 7.2.1 Types of Years .......................................................................................................................................... 7-2 7.2.2 Sources for Water Data............................................................................................................................ 7-3 7.3 S UPPLY AND D EMAND A SSESEMENT ..................................................................................................................... 7-3

August 2016

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City of Morgan Hill 2015 Urban Water Management Plan