Steeled by past drought, governor is reshaping how largest U.S. state uses and distributes water.
Better plans and more data are needed to guide response.
Farmers are guzzling groundwater while wells of families run dry.
New rules seek sustainable use, but the details will be written later by local agencies.
Between $US 13 billion and $US 81 billion will be needed to meet state targets, Circle of Blue finds.
Irrigated agriculture’s march into Midwest and South could increase competition for water.
Groundwater losses during historic drought equal one and a half times the volume of a full Lake Mead.
Record reductions in river flows will be offset by pumping more water from aquifers.
Completed in 1935, Hoover Dam supplies electricity to 29 million people in Arizona, California and Nevada.
Along the 1,800-mile river basin,locals wrestle with water demands.
Despite drying conditions, four states plan additional water projects.
Agriculture may do better this year than expected, researchers say. But at a long-term cost.
Rainfall deficit is worse than the 1930s Dust Bowl.
The Southwest is drying out, while the Northeast is becoming wetter.
The biggest declines are in the San Joaquin Valley and in metropolitan Southern California.
Unprepared for more years of drought, basin states work to preserve Lake Powell.
A landmark management plan brings together state and federal agencies to prioritize human health, water quality, and fish.
Sierra Nevada snowpack, a major part of California’s water supply equation, is near record lows.
State leaders face infrastructure decisions now that will have consequences for decades.
The National Integrated Drought Information System puts federal data in the hands of farmers, state officials, and businesses.