欧文牧场水区正在调查有色地下水资源的使用情况，以补充其现有供应，以备将来使用。一个重要的问题是资金。本文介绍了奥兰治县盆地、有争议的有色含水层、IRWD使用有色水的计划、产品水成本与进口水成本、原水质量和处理挑战、试验厂、项目预算和项目进度。

The Irvine Ranch Water District is investigating the use of a colored groundwater source to supplement its current supplies for future use. A significant concern is funding. This paper describes the Orange County Basin, the colored aquifer in question, IRWD's plans for using the colored water, cost of product water versus cost of imported water, raw water quality and treatment challenges, pilot plant, project budget, and project schedule.