An Assessment of Osmotic Mechanisms Pairing Desalination Concentrate and Wastewater Treatment

Project Summary:

CH2M Hill will conduct a 12-month study to investigate the use of reverse osmosis concentrate as a draw solution to recover wastewater using forward osmosis technology.

TWDB Contract Manager:
Saqib Shirazi, P.E.
Funding Recipient:
CH2M Hill Companies Ltd.
Project Administrator:
Robert Huehmer, P.E., CH2M Hill
CH2M Hill Companies Ltd. (Chantilly, Virginia), Colorado School of Mines(Golden, Colorado), Hydration Technologies, Inc.,
Project Start Date:
November 1, 2008
Project Completion Date:
March 31, 2011
Total Project Cost:
TWDB Share of Project Cost:
The study will develop a framework to provide guidance to the industry in selecting the forward osmosis process aa a component in an integrated system for simultaneous treatment of impaired water and brine from desalinated processes.

Project Details


Project Sponsors:

Texas Water Development Board
Dr. Saqib Shirazi, P.E. - Contract Manager
1700 N. Congress Avenue
Austin, TX 78711

Funding Recipient:

CH2M Hill
9191 South Jamaica Street
Englewood, CO 80112

Project Manager:

CH2M Hill
Robert Huehmer, P.E.
15010 Conference Center Drive, Suite 200
Chantilly, VA 22205

Project Consultants:

Colorado School of Mines
Dr. Tzahi Cath, Assistant Professor
Division of Environmental Science and Engineering
Golden, CO 80401-1887

Hydration Technology Innovations
2484 Ferry Street SW
Albany, OR 97322-7801

Project Milestones

Event Date
Announcement of Request for Proposals in Texas Register March 7, 2008
Proposal received by TWDB April 23, 2008
TWDB Board approval to negotiate contracts June 23, 2008
Contract execution date October 22, 2008
Final report deadline June 2010

Progress Reports

Final Report