泰士水公司提出白马水库作为最好的解决方案, 以确保水源安全. Thames Water proposes White Horse Reservoir as best value solution for water security.

尽管成本从23亿英镑上涨至75亿英镑，泰晤士水务公司仍坚持认为位于阿宾登附近拟建的白马水库是保障1500万人用水的“最佳性价比”选项。 Thames Water maintains the proposed White Horse Reservoir near Abingdon is the "best value" option for securing water for 15 million people, despite rising costs from £2.3bn to £7.5bn. 公司表示, 这项项目与盖特威克机场一样大, 对应气候变化和人口增长造成的水资源紧张至关重要. The company says the project, as large as Gatwick Airport, is vital to address water stress from climate change and population growth. 泰士水公司证实堤防测试正在进行, 并计划在2040年之前提供供应. While critics question the timeline, Thames Water confirms embankment tests are underway and aims for water delivery by 2040.