BOARD AGENDA MEMORANDUM
SUBJECT:
Title
Amendment No. 2 to Consultant Agreement No. A4034Ga, with GHD, Inc. for the Reverse Osmosis Concentrate Management Plan for the Recycled and Purified Water Program, Project No. 91101004.
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RECOMMENDATION:
Recommendation
Authorize the Chief Executive Officer (CEO) to negotiate and execute a second amendment to the Consultant Agreement with GHD Inc. for the Reverse Osmosis Concentrate Management Plan-Agreement No. A4034Ga (Agreement) to provide up to $125,000 for Additional Reverse Osmosis Concentrate Management Evaluation for the Recycled and Purified Water Program, which will result in a revised not-to-exceed amount of $2,433,524 for the total amount of the Agreement and a time extension of six (6) months.
Body
SUMMARY:
On October 25, 2016, the Santa Clara Valley Water District Board of Directors (Board) approved an agreement with GHD, Inc. (GHD) for consultant services for the Reverse Osmosis Concentrate Management (ROCM) Plan, (project No. 91101004). The ROCM Plan incorporates several ongoing efforts to evaluate viable alternatives for managing reverse osmosis (RO) concentrate generated from advanced water purification facilities (AWPFs) that could potentially be built throughout the County. These efforts include projects such as the Engineered Treatment Cell (ETC) pilot project, developing the Basis of Design documents and Technical Memorandums, and hydrodynamic modeling of the Lower South San Francisco Bay (South Bay).
The scope of work includes testing of contaminants of emerging concern (CECs) that may be present in RO concentrate, as well as pilot treatment of identified CECs by advanced oxidation processes and engineered treatment cells. The testing and piloting portion of the project will be carried out in partnership with the San Francisco Estuary Institute (SFEI), University of California at Berkeley, and Stanford University. Staff is currently working with the State Water Resources Control Board (...
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