Even after last month's record-breaking storm, scientists are skeptical California will be lifted out of its drought any time soon. Lake Oroville, for example, is still 16% below its historic average, and the state's long-term forecast still features drier-than-usual conditions.

With 45% of the state still in exceptional drought, the solution to California's water crisis may lie in emerging technology that could help to better reuse and conserve water.

Here are six of the most promising new water conservation technologies for residents and agriculture.