T.R. HOLLIMAN AND ASSOCIATES, INC.

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Task 3 - Verification of Regulatory Compliance — Existing Recycled Water Customers To ensure that all existing recycled water customers are operating their systems in conformance with City, OCWD, and DDW requirements TRHA will perform the following items. 1. Perform site inspections to confirm that each existing recycled water site is following City of Santa Ana, OCWD, and DDW requirements including color coding, signs, Onsite Supervisor verification, delineated use areas, etc. 2. Identify any non-compliance areas and work with Owner and City representatives to correct. 3. Provide statement that effective the date of the inspections that the use site is following all regulatory requirements. 4. Optional task— assist, and/or perform cross connection and overspray inspections. Task 4 - Identification of additional recycled water customers along Green Acres Project (GAP) pipeline The City would like to evaluate the potential for adding new users to their existing recycled water users, to accomplish TRHA will complete the following tasks. 1. Using the City's Recycled Water Master Plan as a base, TRHA will review all the potential recycled water users which can be connected directly to the GAP pipeline by means of a standard City service connection. For those users, TRHA will field verify the domestic water and irrigation water (if available) meter locations and provide GPS coordinates. TRHA has identified thirty-five (35) potential commercial customers along the GAP and four (4) City medians. 2. TRHA will also evaluate any potential "clusters' of customers which might be served from a short extension lateral from the GAP pipeline. In those cases, TRHA will identify the potential construction cost and the total amount of recycled water that could be delivered through the lateral extension. It is expected that the laterals will be limited to a maximum of 500 feet from the GAP pipeline. 3. TRHA will provide the City with a map showing the location of the thirty-five (35) potential commercial customers, and the four (4) City Medians. 4. From the list of thirty-five potential conversions, TRHA will recommend ten sites for conversion, plus the four City Medians for a total of fourteen (14) sites. 5. TRHA will make an initial contact with all City approved potential customers to verify ability to use recycled water (no conflicts with customer's existing operations) and gather key contact information. 6. TRHA will provide the City with a final report indicating the recommended location of the ten (10) new recycled water customers from the GAP pipeline, and the City approved "clusters", and four (4) City Medians. This will include a cost per customer for the service connections and onsite conversion work, with all required documentation. City of Santa Ana Recycled Water Master Plan — Amendment No. 1 Exhibit A P a g e 12