• Rainbow over Half Dome


    National Park California

Annual Reports

Drinking Water Quality Consumer Confidence Reports

Section 106 of the National Historic Preservation Act Annual Reports

Did You Know?

Upper Yosemite Fall with spring runoff

Yosemite Falls is fed mostly by snowmelt. Peak flow usually happens in late May, but by August, Yosemite Falls is often dry. It begins flowing again a few months later, after winter snows arrive.