Browns Canyon National Monument
Stand · Find your defenders

Who’s defending Browns Canyon?

21 groups have it in their care

National monument in Colorado, 21,586 acres, managed by the Bureau of Land Management and the U.S. Forest Service, designated in 2015.

The defenders

The groups doing the most work here

4 groups are on the record for Browns Canyon, in the order they carry the weight. The range says how strongly our editors, the court dockets and their own filings tie each one here. Give directly; nothing routes through us.

On the ground

Also in the fight

18 more groups also work this ground

The situation

What’s happening to Browns Canyon

Colorado’s most popular whitewater stretch crashes through a granite canyon where bighorn sheep scramble above the rapids and peregrine falcons hunt the thermals. Mining interests have eyed the mineral deposits within its boundaries for years. The current review gives them their best opening yet.

  1. 2015Designated as national monument by President Obama
  2. 2025Mining interests push for boundary modifications
Mining interest in monument lands

Source: BLM · February 1, 2025

No public comment window is open on Browns Canyon right now. A call script is ready on the Public Lands Action Network, and the groups above are how the fight gets funded and argued in the meantime.

Your move

How to stand for Browns Canyon

Browns Canyon has defenders. It needs more.

4 groups on the record, American Whitewater with 14 staff + 250 volunteers. That is who is holding it. Find your way in.

Sources and methodThe situation, timeline, and threats: the MTJP threatened-lands record for Browns Canyon, with per-item sources. Group crews and program ratios: IRS Form 990 via ProPublica Nonprofit Explorer, latest filed year, EINs on each group’s profile. Which groups defend this place, and their role: MTJP editorial curation, one verified link at a time, plus the federal court record and each group’s own footprint. Match ranges decompose into those signals on every row. Org-reported figures are always labeled. Data verified as of 2026-09-23. Nothing on this page is pay-to-play.