2010-2011 Report on Groundwater Recharge in the Orange County Groundwater Basin This Page Intentionally Left Blank 2010-11 Report on Groundwater Recharge in the Orange County Groundwater Basin Orange County Water District July 2012 Prepared by: Adam S. Hutchinson, P.G., C.H.G. Recharge Planning Manager Cover Photo Location: Close up of heron on the Santa Ana River Cover Photo Credit: Angela A. Stanton Stanton Photo Studios
[email protected] http://www.stantonphotostudios.com http://angela-stanton.artistwebsites.com Table of Contents Page Executive Summary 1 Section 1. Introduction 3 2. Background 3 3. Recharge Water Sources 6 3.1 Precipitation 6 3.2 Santa Ana River 8 3.3 Santiago Creek 12 3.4 Imported Water 13 3.5 Recycled Water 14 3.6 Water Losses 15 4. Surface Water Recharge 16 4.1 Operations Overview 16 4.2 Santa Ana River Channel 19 4.3 Weir Ponds 1-4 (Desilting System) 20 4.4 Warner Basin System 21 4.5 Anaheim Lake 22 4.6 Mini-Anaheim Lake 23 4.7 Kraemer Basin 24 4.8 Miller Basin 25 4.9 La Jolla Basin 26 4.10 Placentia Basin 27 4.11 Raymond Basin 28 4.12 Off-River Channel 29 4.13 Olive Basin 30 4.14 Five Coves Basins 31 4.15 Lincoln Basin 32 4.16 Burris Basin 33 4.17 River View Basin 34 4.18 Santiago Basins 35 4.19 Santiago Creek Channel 36 5. Seawater Barrier Recharge 37 5.1 Talbert Gap Seawater Barrier 37 5.2 Alamitos Gap Seawater Barrier 38 6.