Cutaway of Glen Canyon Dam releasing a labeled high-flow pulse toward Grand Canyon sandbars

Glen Canyon Dam HFE operations under LTEMP (2025–2026)

How High-Flow Experiments from Glen Canyon Dam work under LTEMP — and why the fall 2025 and spring 2026 artificial floods were cancelled.

September 23, 2026 · 5 min · 1004 words · Justin