The prolonged drought in California has garnered significant political, public, and media attention. The WSIM Composite Surplus/Deficit Index for the next six months (April-Sept 2015), significant deficits will persist or intensify throughout much of the region, including Oregon, Washington, Nevada, Idaho, Utah, and Arizona. The multi-year regional drought is already impacting agriculture, electricity generation, domestic supplies, and real-estate development.
*Water Watch Lists
The forecast through February 2026 expects deficits in Central and Eastern Europe, Central Asia, and the Levant. Surpluses are expected in the western Amazon, the Sahel and southern Africa, and northeastern Australia.
Australia & New Zealand
Severe to exceptional surpluses will remain throughout Queensland. Exceptional deficits will occur in portions of Victoria, Western Australia, Tasmania, and New Zealand.
East Asia
Exceptional deficits will occur in northwestern and southeastern China, widespread throughout the Yangtze River Basin. Isolated pockets of surplus will affect portions of central and northeastern China.
Southeast Asia & Pacific
Exceptional surpluses throughout Maritime Southeast Asia will mostly diminish, though pockets of severe to exceptional deficits will persist in portions of the Philippines, Indonesia, Papua, West Papua, and New Guinea.
