The largest reservoir in the US is under threat again, with low runoff and rising temperatures raising the risk of supply ...

Hydrologists said in December that Lake Powell’s runoff would be 92% of average. In January, the forecast dropped to 81%, ...

(Jeniffer Solis/Nevada Current) Lake Mead’s infamous bathtub ring is ... pushed some basins from above-average snowpack to snow drought conditions in under a month, with snow disappearing ...

LAS VEGAS (KLAS) — Like a ghost of summers gone by, a speedboat sticking out of the bottom of Lake Mead is back to remind ... needs a plan when the current Colorado River guidelines expire.

Melting snow from California's Sierra Nevada is filling reservoirs. But dry conditions have shrunk the flow of the Colorado ...

As the Colorado River shrinks due to drought and climate change, the negotiators must decide who will take less water — and ...

New research from Arizona State University professors shows the Lower Colorado River Basin has lost as much groundwater as is ...

Millions of California residents are being warned to avoid sun exposure as an extreme heat wave is expected for much of the ...

The Colorado River Basin’s groundwater supplies are dwindling, thanks to a combination of both natural events and human pumping activities, a new study has found. The critical Western system ...

pushed some basins from above-average snowpack to snow drought conditions in under a month, with snow disappearing up to four weeks early, according to the U.S. Drought Monitor. (Photo of Lake Mead at ...