Congress funds tribal water infrastructure in Colorado River Basin
S. 4381 — Western Tribal Water Act of 2026 · Filed by Michael Bennet (D-CO) · 1 cosponsor · Introduced Apr 23, 2026 · Referred to committee
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What it does
This bill amends the Indian Reservation Drinking Water Program to add 10 eligible projects in the Upper Colorado River Basin and allocates $60 million per year for fiscal years 2027–2028 to fund them. The bill specifically identifies the Ute Mountain Ute Tribe's $50 million drinking water infrastructure project in southwestern Colorado as a priority, addressing over $100 million in total water infrastructure needs across tribes in that region.
Why we flagged it
The bill's sole operative mechanism is a targeted appropriation and program expansion to fund drinking water infrastructure for Indian tribes in a specific geographic region. It is a straightforward public-health and infrastructure measure.
What the text implies
- The $60M annual appropriation is time-limited to FY2027–2028; reauthorization beyond 2028 would require separate legislation, creating a cliff risk for ongoing projects.
- The bill caps eligible projects at 10 within the Upper Colorado River Basin; tribes outside that basin remain subject to the original program's allocation structure, potentially creating regional disparity.
The full analysis lists 3 implications of this text.
Who stands to gain
Indian tribes in the Upper Colorado River Basin (Ute Mountain Ute Tribe, other federally recognized; water infrastructure contractors and engineering firms hired to execute projects