Lower Basin States Tell Interior to Study Overhaul of Glen Canyon Dam

In a stunning letter to the Secretary of Interior, the Lower Basin echoes what GCI has been saying for years: it’s time to study the overhaul of Glen Canyon Dam.

Read our analysis of the letter

Read GCI’s blog River Talk

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We are dedicated to the restoration of Glen Canyon, and a healthy, free-flowing Colorado River through Grand Canyon.

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Since its founding in 1996, GCI has facilitated a dozen scientific studies focused on the restoration of Glen Canyon. As a science-based advocacy organization, our work has shifted the conversation around the future of Glen Canyon and the Colorado River.

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