Preliminary Needs Assessment Tulare Kern Funding Area Integrated Regional Water Management (IRWM) Disadvantaged Community Involvement Program Tulare Kern Funding Area January 2019 Prepared for: County of Tulare 2800 West Burrell Avenue, Visalia, California 93291 Prepared by: Provost & Pritchard Consulting Group 130 N. Garden Street, Visalia, California 93291 COPYRIGHT 2019 by PROVOST & PRITCHARD CONSULTING GROUP ALL RIGHTS RESERVED Provost & Pritchard Consulting Group expressly reserves its common law copyright and other applicable property rights to this document. This document is not to be reproduced, changed, or copied in any form or manner whatsoever, nor are they to be assigned to a third party without first obtaining the written permission and consent of Provost & Pritchard Consulting Group In the event of unauthorized reuse of the information contained herein by a third party, the third party shall hold the firm of Provost & Pritchard Consulting Group harmless, and shall bear the cost of Provost & Pritchard Consulting Group's legal fees associated with defending and enforcing these rights. \\ppeng.com\pzdata\Clients\Tulare_County of-1399\139918001-DAC Involvement\_DOCS\Reports\Needs Assessment\2019-0108 Preliminary Needs Assessment.docx Tulare-Kern DACIP Preliminary Needs Assessment Table of Contents 1 Introduction ............................................................................................................................................................ 1-1 1.1 Project Area .................................................................................................................................................. 1-1 1.2 Purpose and Goals ...................................................................................................................................... 1-2 1.2.1 Preliminary Needs Assessment ................................................................................................... 1-2 1.2.2 Final Needs Assessment .............................................................................................................. 1-3 2 Project Approach ................................................................................................................................................... 2-1 2.1 Definitions .................................................................................................................................................... 2-1 2.2 Database ....................................................................................................................................................... 2-2 2.2.1 Database Development and Data Gathering ........................................................................... 2-2 2.2.2 Database Limitations .................................................................................................................... 2-3 2.3 Assessment of Needs .................................................................................................................................. 2-4 2.4 Project Advisory Committee (PAC) Input .............................................................................................. 2-4 2.5 Ongoing Database Maintenance and Updates ....................................................................................... 2-5 3 Prior Studies and Reports ..................................................................................................................................... 3-1 3.1 Tulare Lake Basin DAC Water Study ...................................................................................................... 3-1 3.2 Kings Basin DAC Pilot Study ................................................................................................................... 3-2 3.3 Integrated Regional Water Management Plans ...................................................................................... 3-3 4 Disadvantaged Communities ............................................................................................................................... 4-1 4.1 Identification of DACs ............................................................................................................................... 4-1 5 Sources of Drinking Water Supply ..................................................................................................................... 5-1 6 Drinking Water Quality......................................................................................................................................... 6-1 6.1 Water Quality Compliance ......................................................................................................................... 6-1 6.2 Water Quality Exceedance ...................................................................................................................... 6-11 6.3 Water Treatment Systems ....................................................................................................................... 6-10 7 Consolidated Systems ............................................................................................................................................ 7-1 7.1 Consolidated Systems ................................................................................................................................. 7-1 7.2 Mandatory Consolidation........................................................................................................................ 7-13 7.3 Potential Consolidation ........................................................................................................................... 7-14 8 Private Well Communities .................................................................................................................................... 8-1 9 Groundwater Level ................................................................................................................................................ 9-1 10 Surface Water Rights .......................................................................................................................................... 10-1 11 Wastewater Treatment Facilities ....................................................................................................................... 11-1 Provost & Pritchard Consulting Group • January 2019 iii Tulare-Kern DACIP Preliminary Needs Assessment 11.1 Wastewater Treatment Facilities ............................................................................................................ 11-1 11.2 CV-SALTS ................................................................................................................................................ 11-1 12 Septic Density Evaluation.................................................................................................................................. 12-1 13 Water and Sewer Rates ....................................................................................................................................... 13-1 14 Storm Water Facilities ........................................................................................................................................ 14-1 15 Funding Status ..................................................................................................................................................... 15-1 15.1 Drinking Water State Revolving Fund .................................................................................................. 15-2 15.2 Clean Water State Revolving Fund........................................................................................................ 15-3 15.3 Integrated Regional Water Management Planning Program ............................................................. 15-5 16 Conclusions and Recommendations ................................................................................................................ 16-1 16.1 Summary of Findings ............................................................................................................................... 16-1 16.2 Recommendations .................................................................................................................................... 16-1 16.3 Areas of Additional Research / Next Steps ......................................................................................... 16-1 Appendices Appendix A Project Advisory Committee Meeting Schedule and Framework Appendix B Interim Drinking Water Program Funding Lists (2014-2015, 2015-2016) List of Tables Table 4-1. Summary of Communities .......................................................................................................................... 4-1 Table 4-2. Disadvantaged Communities by IRWM ................................................................................................... 4-2 Table 5-1. Summary of DACs with a Single Source .................................................................................................. 5-1 Table 5-2. Disadvantaged Communities with a Single Water Source ..................................................................... 5-1 Table 6-1. Disadvantaged Communities - Compliance Status.................................................................................. 6-2 Table 6-2. Water Quality Exceedance .......................................................................................................................... 6-1 Table 7-1. Disadvantaged Communities – Consolidated Systems ..........................................................................