| Date(s) | Title | Author(s) | Conference/Publication |
| Oct 14 |
OPT Re-Powers SWRO Train | OPT | OPT |
| May 14 | OPT Wins Contract to Save Energy | OPT | OPT |
| Oct 13 | Modular Pumps Bring Efficiencies | MacHarg, Sessions | IDA Journal |
| April 09 | OPT Selected as Top Artemis Innovator | OPT | OPT |
| April 08 | OPT Wins Prestigious Award | OPT | OPT |
| July 07 | Axial Piston Pressure Exchanger Development Program | John P. MacHarg | AMTA Conference, Las Vegas, Nevada |
| Jun 07 | New Pumping and Energy Recovery Technologies | John P. MacHarg | AWWA Journal |
| Mar 07 | Demineralization of High Salinity Brackish Groundwater Using Seawater Technology | Brandon Yallaly, Tom Seacord, Steve Messner | AWWA MTC, Tampa, FL |
| Jun 06 | OPT Lowers Energy Consumption of SWRO | OPT | OPT |
| Jun 06 | Affordable Desalination Collaboration 2005 | Tom Seacord, Steven Coker, John P. MacHarg | AMTA Conference, Anaheim, CA |
| May 06 | ADC Spreads the Word | Various | Desalination – Elsevier |
| Dec 04 | West Coast researchers seek to demonstrate SWRO Affordability | John P. MacHarg, Randy Truby | Desalination and Water Reuse Quarterly |
| Nov 04 |
Pressure Exchanger Helps Reduce Energy Costs | John P. MacHarg, Stuart A. McClellan | AWWA Journal |
| Nov 02 | How to Design and Operate SWRO Systems Built Around a New Pressure Exchanger Device | John P. MacHarg, GG Pique | Manama, Bahrain 2002 |
| Oct 02 | Energy Recovery Technology Opens Doors to New SWRO Plant Designs | John P. MacHarg | AWWA Conference |
| Jun 02 | Exchanger Test Verify 2.0 kWh/m3 SWRO Energy Use | John P. MacHarg | Desalination and Water Reuse Quarterly |
| May 02 | Retro-Fitting Existing SWRO Systems with a New Energy Recovery Device | John P. MacHarg | Euromed, Sharm El Sheikh |
| Jun 02 | SWRO Energy Recovery Technology Shatters Design Barriers | John P. MacHarg | AMTA Conference, Sanantonio, TX |
| Nov 01 | The Evolution of SWRO Energy Recovery Systems | John P. MacHarg | Desalination and Water Reuse Quarterly |