The Barley Prize Final Four + runner-up were announced on October 24, 2018 in Toronto, Ontario, after having completed the rigorous 90-day Pilot Phase. Meet the final teams who will move on to Grand Challenge and take their technologies down to sunny Lake Jesup in Oveido, FL. During the 14-month test period, they will prove their technologies global applicability by operating effectively in both temperate and tropical climates. 

GRAND

CHALLENGE

THE GEORGE BARLEY WATER PRIZE 

IN THIS STAGE THE PRIZE PURSE IS A $10 MILLION GRAND PRIZE

A $250,000 SECONDARY PRIZE & A $170,000 PHOENIX PRIZE 

COMPETITORS WERE JUDGED ON

1. TP results from grand stage testing

2. Cost calculations

3. Background water characteristics

4. Waste disposal plan

5. Environmental outcome assessment

6. By-product recovery income plan

7. Twenty-page scalability plan

COMPETITORS WERE SCORED ON

1. Cost

2. Phosphorus Removal

3. Environmental Sustainability
4. Overall Presentation

While Stage 3 ( Pilot Phase ) asked teams to perform through snowmelt conditions, Stage 4, The Grand Challenge will require teams to demonstrate their ability to perform in warm climate conditions. These four teams will receive continuous flow, averaging 1 million gallons per day (gpd), with a variable spike of 4 million gallons per day, over the course of 14 months.

The winner will have to demonstrate endurance in a range temperatures, proving their technology is globally applicable.

The Grand Challenge will be hosted with the support of the State of Florida’s Department of Environmental Protection and the St. John’s River Water Management District, the 

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