Metropolitan Water District Warns of Diminished Snowpack Threatening Southern California Supplies — The Metropolitan Water District of Southern California (MWD)

Event summary

Metropolitan Water District's General Manager Shivaji Deshmukh issued a statement on April 1, 2026, regarding the state’s fourth snowpack survey of the season.
Snowpack in the Northern Sierra and Colorado River Basin reached record low levels due to recent high temperatures.
The district emphasizes past investments in storage, conservation, and diverse water supplies to mitigate immediate supply challenges.
Long-term water security remains a concern as climate change exacerbates extreme weather conditions.

The big picture

The Metropolitan Water District’s warning highlights the growing vulnerability of Southern California’s water supplies due to climate-induced weather variability. With snowpack from both the Sierra Nevada and Colorado River Basin at critical lows, the district’s strategic focus on diversified water sources and long-term adaptation plans becomes increasingly vital. The situation underscores broader challenges faced by utilities in managing reliable water delivery amid escalating environmental pressures.

What we're watching

Supply Resilience: How Metropolitan’s investments in storage and conservation will affect its ability to sustain water supplies amid diminishing snowpack.
Climate Adaptation: The pace at which the district’s Climate Adaptation Master Plan for Water progresses, given current snowpack levels.
Regulatory Dynamics: Whether potential near-term reductions in Colorado River Basin water supply will trigger regulatory interventions or policy shifts.